| use std::env; |
| use std::fs::{self, File}; |
| use std::io::prelude::*; |
| use std::path::PathBuf; |
| use std::io; |
| use std::thread; |
| use std::time::Duration; |
| |
| use cargo::util::paths::remove_dir_all; |
| use support::{rustc_host, sleep_ms}; |
| use support::{basic_manifest, cross_compile, execs, project}; |
| use support::paths::CargoPathExt; |
| use support::registry::Package; |
| use support::hamcrest::{assert_that, existing_dir, existing_file}; |
| |
| #[test] |
| fn custom_build_script_failed() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| |
| name = "foo" |
| version = "0.5.0" |
| authors = ["wycats@example.com"] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/main.rs", "fn main() {}") |
| .file("build.rs", "fn main() { std::process::exit(101); }") |
| .build(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_status(101).with_stderr(&format!( |
| "\ |
| [COMPILING] foo v0.5.0 ({url}) |
| [RUNNING] `rustc --crate-name build_script_build build.rs --crate-type bin [..]` |
| [RUNNING] `[..]/build-script-build` |
| [ERROR] failed to run custom build command for `foo v0.5.0 ({url})` |
| process didn't exit successfully: `[..]/build-script-build` (exit code: 101)", |
| url = p.url() |
| )), |
| ); |
| } |
| |
| #[test] |
| fn custom_build_env_vars() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| |
| name = "foo" |
| version = "0.5.0" |
| authors = ["wycats@example.com"] |
| |
| [features] |
| bar_feat = ["bar/foo"] |
| |
| [dependencies.bar] |
| path = "bar" |
| "#, |
| ) |
| .file("src/main.rs", "fn main() {}") |
| .file( |
| "bar/Cargo.toml", |
| r#" |
| [project] |
| |
| name = "bar" |
| version = "0.5.0" |
| authors = ["wycats@example.com"] |
| build = "build.rs" |
| |
| [features] |
| foo = [] |
| "#, |
| ) |
| .file("bar/src/lib.rs", "pub fn hello() {}"); |
| |
| let file_content = format!( |
| r#" |
| use std::env; |
| use std::io::prelude::*; |
| use std::path::Path; |
| use std::fs; |
| |
| fn main() {{ |
| let _target = env::var("TARGET").unwrap(); |
| let _ncpus = env::var("NUM_JOBS").unwrap(); |
| let _dir = env::var("CARGO_MANIFEST_DIR").unwrap(); |
| |
| let opt = env::var("OPT_LEVEL").unwrap(); |
| assert_eq!(opt, "0"); |
| |
| let opt = env::var("PROFILE").unwrap(); |
| assert_eq!(opt, "debug"); |
| |
| let debug = env::var("DEBUG").unwrap(); |
| assert_eq!(debug, "true"); |
| |
| let out = env::var("OUT_DIR").unwrap(); |
| assert!(out.starts_with(r"{0}")); |
| assert!(fs::metadata(&out).map(|m| m.is_dir()).unwrap_or(false)); |
| |
| let _host = env::var("HOST").unwrap(); |
| |
| let _feat = env::var("CARGO_FEATURE_FOO").unwrap(); |
| |
| let _cargo = env::var("CARGO").unwrap(); |
| |
| let rustc = env::var("RUSTC").unwrap(); |
| assert_eq!(rustc, "rustc"); |
| |
| let rustdoc = env::var("RUSTDOC").unwrap(); |
| assert_eq!(rustdoc, "rustdoc"); |
| |
| assert!(env::var("RUSTC_LINKER").is_err()); |
| }} |
| "#, |
| p.root() |
| .join("target") |
| .join("debug") |
| .join("build") |
| .display() |
| ); |
| |
| let p = p.file("bar/build.rs", &file_content).build(); |
| |
| assert_that( |
| p.cargo("build").arg("--features").arg("bar_feat"), |
| execs(), |
| ); |
| } |
| |
| |
| #[test] |
| fn custom_build_env_var_rustc_linker() { |
| if cross_compile::disabled() { return; } |
| let target = cross_compile::alternate(); |
| let p = project() |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}] |
| linker = "/path/to/linker" |
| "#, |
| target |
| ) |
| ) |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| |
| fn main() { |
| assert!(env::var("RUSTC_LINKER").unwrap().ends_with("/path/to/linker")); |
| } |
| "# |
| ) |
| .file("src/lib.rs", "") |
| .build(); |
| |
| // no crate type set => linker never called => build succeeds if and |
| // only if build.rs succeeds, despite linker binary not existing. |
| assert_that( |
| p.cargo("build").arg("--target").arg(&target), |
| execs(), |
| ); |
| } |
| |
| #[test] |
| fn custom_build_script_wrong_rustc_flags() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| |
| name = "foo" |
| version = "0.5.0" |
| authors = ["wycats@example.com"] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/main.rs", "fn main() {}") |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-flags=-aaa -bbb"); }"#) |
| .build(); |
| |
| assert_that( |
| p.cargo("build"), |
| execs().with_status(101).with_stderr_contains(&format!( |
| "\ |
| [ERROR] Only `-l` and `-L` flags are allowed in build script of `foo v0.5.0 ({})`: \ |
| `-aaa -bbb`", |
| p.url() |
| )), |
| ); |
| } |
| |
| /* |
| #[test] |
| fn custom_build_script_rustc_flags() { |
| let p = project() |
| .file("Cargo.toml", r#" |
| [project] |
| |
| name = "bar" |
| version = "0.5.0" |
| authors = ["wycats@example.com"] |
| |
| [dependencies.foo] |
| path = "foo" |
| "#) |
| .file("src/main.rs", "fn main() {}") |
| .file("foo/Cargo.toml", r#" |
| [project] |
| |
| name = "foo" |
| version = "0.5.0" |
| authors = ["wycats@example.com"] |
| build = "build.rs" |
| "#) |
| .file("foo/src/lib.rs", r#" |
| "#) |
| .file("foo/build.rs", r#" |
| fn main() { |
| println!("cargo:rustc-flags=-l nonexistinglib -L /dummy/path1 -L /dummy/path2"); |
| } |
| "#) |
| .build(); |
| |
| // TODO: TEST FAILS BECAUSE OF WRONG STDOUT (but otherwise, the build works) |
| assert_that(p.cargo("build").arg("--verbose"), |
| execs().with_status(101) |
| .with_stderr(&format!("\ |
| [COMPILING] bar v0.5.0 ({url}) |
| [RUNNING] `rustc --crate-name test {dir}{sep}src{sep}lib.rs --crate-type lib -C debuginfo=2 \ |
| -C metadata=[..] \ |
| -C extra-filename=-[..] \ |
| --out-dir {dir}{sep}target \ |
| --emit=dep-info,link \ |
| -L {dir}{sep}target \ |
| -L {dir}{sep}target{sep}deps` |
| ", sep = path::SEP, |
| dir = p.root().display(), |
| url = p.url(), |
| ))); |
| } |
| */ |
| |
| #[test] |
| fn links_no_build_cmd() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build"), |
| execs().with_status(101).with_stderr( |
| "\ |
| [ERROR] package `foo v0.5.0 (file://[..])` specifies that it links to `a` but does \ |
| not have a custom build script |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn links_duplicates() { |
| // this tests that the links_duplicates are caught at resolver time |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| |
| [dependencies.a-sys] |
| path = "a-sys" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "") |
| .file( |
| "a-sys/Cargo.toml", |
| r#" |
| [project] |
| name = "a-sys" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a-sys/src/lib.rs", "") |
| .file("a-sys/build.rs", "") |
| .build(); |
| |
| assert_that(p.cargo("build"), |
| execs().with_status(101) |
| .with_stderr("\ |
| error: failed to select a version for `a-sys`. |
| ... required by package `foo v0.5.0 ([..])` |
| versions that meet the requirements `*` are: 0.5.0 |
| |
| the package `a-sys` links to the native library `a`, but it conflicts with a previous package which links to `a` as well: |
| package `foo v0.5.0 ([..])` |
| |
| failed to select a version for `a-sys` which could resolve this conflict |
| ")); |
| } |
| |
| #[test] |
| fn links_duplicates_deep_dependency() { |
| // this tests that the links_duplicates are caught at resolver time |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| |
| [dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.a-sys] |
| path = "a-sys" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file("a/build.rs", "") |
| .file( |
| "a/a-sys/Cargo.toml", |
| r#" |
| [project] |
| name = "a-sys" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/a-sys/src/lib.rs", "") |
| .file("a/a-sys/build.rs", "") |
| .build(); |
| |
| assert_that(p.cargo("build"), |
| execs().with_status(101) |
| .with_stderr("\ |
| error: failed to select a version for `a-sys`. |
| ... required by package `a v0.5.0 ([..])` |
| ... which is depended on by `foo v0.5.0 ([..])` |
| versions that meet the requirements `*` are: 0.5.0 |
| |
| the package `a-sys` links to the native library `a`, but it conflicts with a previous package which links to `a` as well: |
| package `foo v0.5.0 ([..])` |
| |
| failed to select a version for `a-sys` which could resolve this conflict |
| ")); |
| } |
| |
| #[test] |
| fn overrides_and_links() { |
| let target = rustc_host(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| fn main() { |
| assert_eq!(env::var("DEP_FOO_FOO").ok().expect("FOO missing"), |
| "bar"); |
| assert_eq!(env::var("DEP_FOO_BAR").ok().expect("BAR missing"), |
| "baz"); |
| } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.foo] |
| rustc-flags = "-L foo -L bar" |
| foo = "bar" |
| bar = "baz" |
| "#, |
| target |
| ), |
| ) |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file("a/build.rs", "not valid rust code") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [..] |
| [..] |
| [..] |
| [..] |
| [..] |
| [RUNNING] `rustc --crate-name foo [..] -L foo -L bar` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn unused_overrides() { |
| let target = rustc_host(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.foo] |
| rustc-flags = "-L foo -L bar" |
| foo = "bar" |
| bar = "baz" |
| "#, |
| target |
| ), |
| ) |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn links_passes_env_vars() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| fn main() { |
| assert_eq!(env::var("DEP_FOO_FOO").unwrap(), "bar"); |
| assert_eq!(env::var("DEP_FOO_BAR").unwrap(), "baz"); |
| } |
| "#, |
| ) |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| r#" |
| use std::env; |
| fn main() { |
| let lib = env::var("CARGO_MANIFEST_LINKS").unwrap(); |
| assert_eq!(lib, "foo"); |
| |
| println!("cargo:foo=bar"); |
| println!("cargo:bar=baz"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn only_rerun_build_script() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| p.root().move_into_the_past(); |
| |
| File::create(&p.root().join("some-new-file")).unwrap(); |
| p.root().move_into_the_past(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc --crate-name foo [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn rebuild_continues_to_pass_env_vars() { |
| let a = project().at("a") |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::time::Duration; |
| fn main() { |
| println!("cargo:foo=bar"); |
| println!("cargo:bar=baz"); |
| std::thread::sleep(Duration::from_millis(500)); |
| } |
| "#, |
| ) |
| .build(); |
| a.root().move_into_the_past(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| &format!( |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.a] |
| path = '{}' |
| "#, |
| a.root().display() |
| ), |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| fn main() { |
| assert_eq!(env::var("DEP_FOO_FOO").unwrap(), "bar"); |
| assert_eq!(env::var("DEP_FOO_BAR").unwrap(), "baz"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| p.root().move_into_the_past(); |
| |
| File::create(&p.root().join("some-new-file")).unwrap(); |
| p.root().move_into_the_past(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn testing_and_such() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .build(); |
| |
| println!("build"); |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| p.root().move_into_the_past(); |
| |
| File::create(&p.root().join("src/lib.rs")).unwrap(); |
| p.root().move_into_the_past(); |
| |
| println!("test"); |
| assert_that( |
| p.cargo("test").arg("-vj1"), |
| execs() |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc --crate-name foo [..]` |
| [RUNNING] `rustc --crate-name foo [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]/foo-[..][EXE]` |
| [DOCTEST] foo |
| [RUNNING] `rustdoc --test [..]`", |
| ) |
| .with_stdout_contains_n("running 0 tests", 2), |
| ); |
| |
| println!("doc"); |
| assert_that( |
| p.cargo("doc").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [DOCUMENTING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustdoc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| File::create(&p.root().join("src/main.rs")) |
| .unwrap() |
| .write_all(b"fn main() {}") |
| .unwrap(); |
| println!("run"); |
| assert_that( |
| p.cargo("run"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `target/debug/foo[EXE]` |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn propagation_of_l_flags() { |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| [dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "bar" |
| build = "build.rs" |
| |
| [dependencies.b] |
| path = "../b" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file("a/build.rs", r#"fn main() { println!("cargo:rustc-flags=-L bar"); }"#) |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [project] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .file("b/build.rs", "bad file") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.foo] |
| rustc-flags = "-L foo" |
| "#, |
| target |
| ), |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v").arg("-j1"), |
| execs().with_stderr_contains( |
| "\ |
| [RUNNING] `rustc --crate-name a [..] -L bar[..]-L foo[..]` |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustc --crate-name foo [..] -L bar -L foo` |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn propagation_of_l_flags_new() { |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| [dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "bar" |
| build = "build.rs" |
| |
| [dependencies.b] |
| path = "../b" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=bar"); |
| } |
| "#, |
| ) |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [project] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .file("b/build.rs", "bad file") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.foo] |
| rustc-link-search = ["foo"] |
| "#, |
| target |
| ), |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v").arg("-j1"), |
| execs().with_stderr_contains( |
| "\ |
| [RUNNING] `rustc --crate-name a [..] -L bar[..]-L foo[..]` |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustc --crate-name foo [..] -L bar -L foo` |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn build_deps_simple() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| [build-dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| " |
| #[allow(unused_extern_crates)] |
| extern crate a; |
| fn main() {} |
| ", |
| ) |
| .file("a/Cargo.toml", &basic_manifest("a", "0.5.0")) |
| .file("a/src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] a v0.5.0 (file://[..]) |
| [RUNNING] `rustc --crate-name a [..]` |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustc [..] build.rs [..] --extern a=[..]` |
| [RUNNING] `[..]/foo-[..]/build-script-build` |
| [RUNNING] `rustc --crate-name foo [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn build_deps_not_for_normal() { |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| [build-dependencies.aaaaa] |
| path = "a" |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| "#[allow(unused_extern_crates)] extern crate aaaaa;", |
| ) |
| .file( |
| "build.rs", |
| " |
| #[allow(unused_extern_crates)] |
| extern crate aaaaa; |
| fn main() {} |
| ", |
| ) |
| .file("a/Cargo.toml", &basic_manifest("aaaaa", "0.5.0")) |
| .file("a/src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v").arg("--target").arg(&target), |
| execs() |
| .with_status(101) |
| .with_stderr_contains("[..]can't find crate for `aaaaa`[..]") |
| .with_stderr_contains( |
| "\ |
| [ERROR] Could not compile `foo`. |
| |
| Caused by: |
| process didn't exit successfully: [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn build_cmd_with_a_build_cmd() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [build-dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| " |
| #[allow(unused_extern_crates)] |
| extern crate a; |
| fn main() {} |
| ", |
| ) |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [build-dependencies.b] |
| path = "../b" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| "#[allow(unused_extern_crates)] extern crate b; fn main() {}", |
| ) |
| .file("b/Cargo.toml", &basic_manifest("b", "0.5.0")) |
| .file("b/src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] b v0.5.0 (file://[..]) |
| [RUNNING] `rustc --crate-name b [..]` |
| [COMPILING] a v0.5.0 (file://[..]) |
| [RUNNING] `rustc [..] a/build.rs [..] --extern b=[..]` |
| [RUNNING] `[..]/a-[..]/build-script-build` |
| [RUNNING] `rustc --crate-name a [..]lib.rs --crate-type lib \ |
| --emit=dep-info,link -C debuginfo=2 \ |
| -C metadata=[..] \ |
| --out-dir [..]target/debug/deps \ |
| -L [..]target/debug/deps` |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustc --crate-name build_script_build build.rs --crate-type bin \ |
| --emit=dep-info,link \ |
| -C debuginfo=2 -C metadata=[..] --out-dir [..] \ |
| -L [..]target/debug/deps \ |
| --extern a=[..]liba[..].rlib` |
| [RUNNING] `[..]/foo-[..]/build-script-build` |
| [RUNNING] `rustc --crate-name foo [..]lib.rs --crate-type lib \ |
| --emit=dep-info,link -C debuginfo=2 \ |
| -C metadata=[..] \ |
| --out-dir [..] \ |
| -L [..]target/debug/deps` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn out_dir_is_preserved() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| use std::fs::File; |
| use std::path::Path; |
| fn main() { |
| let out = env::var("OUT_DIR").unwrap(); |
| File::create(Path::new(&out).join("foo")).unwrap(); |
| } |
| "#, |
| ) |
| .build(); |
| |
| // Make the file |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| p.root().move_into_the_past(); |
| |
| // Change to asserting that it's there |
| File::create(&p.root().join("build.rs")) |
| .unwrap() |
| .write_all( |
| br#" |
| use std::env; |
| use std::old_io::File; |
| fn main() { |
| let out = env::var("OUT_DIR").unwrap(); |
| File::open(&Path::new(&out).join("foo")).unwrap(); |
| } |
| "#, |
| ) |
| .unwrap(); |
| p.root().move_into_the_past(); |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| |
| // Run a fresh build where file should be preserved |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| |
| // One last time to make sure it's still there. |
| File::create(&p.root().join("foo")).unwrap(); |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn output_separate_lines() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-flags=-L foo"); |
| println!("cargo:rustc-flags=-l static=foo"); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_status(101).with_stderr_contains( |
| "\ |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustc [..] build.rs [..]` |
| [RUNNING] `[..]/foo-[..]/build-script-build` |
| [RUNNING] `rustc --crate-name foo [..] -L foo -l static=foo` |
| [ERROR] could not find native static library [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn output_separate_lines_new() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=foo"); |
| println!("cargo:rustc-link-lib=static=foo"); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_status(101).with_stderr_contains( |
| "\ |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [RUNNING] `rustc [..] build.rs [..]` |
| [RUNNING] `[..]/foo-[..]/build-script-build` |
| [RUNNING] `rustc --crate-name foo [..] -L foo -l static=foo` |
| [ERROR] could not find native static library [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[cfg(not(windows))] // FIXME(#867) |
| #[test] |
| fn code_generation() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| include!(concat!(env!("OUT_DIR"), "/hello.rs")); |
| |
| fn main() { |
| println!("{}", message()); |
| } |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| use std::fs::File; |
| use std::io::prelude::*; |
| use std::path::PathBuf; |
| |
| fn main() { |
| let dst = PathBuf::from(env::var("OUT_DIR").unwrap()); |
| let mut f = File::create(&dst.join("hello.rs")).unwrap(); |
| f.write_all(b" |
| pub fn message() -> &'static str { |
| \"Hello, World!\" |
| } |
| ").unwrap(); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("run"), |
| execs() |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 (file://[..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `target/debug/foo`", |
| ) |
| .with_stdout("Hello, World!"), |
| ); |
| |
| assert_that(p.cargo("test"), execs()); |
| } |
| |
| #[test] |
| fn release_with_build_script() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() {} |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v").arg("--release"), |
| execs(), |
| ); |
| } |
| |
| #[test] |
| fn build_script_only() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.0.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("build.rs", r#"fn main() {}"#) |
| .build(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_status(101).with_stderr( |
| "\ |
| [ERROR] failed to parse manifest at `[..]` |
| |
| Caused by: |
| no targets specified in the manifest |
| either src/lib.rs, src/main.rs, a [lib] section, or [[bin]] section must be present", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn shared_dep_with_a_build_script() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.a] |
| path = "a" |
| |
| [build-dependencies.b] |
| path = "b" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [package] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/build.rs", "fn main() {}") |
| .file("a/src/lib.rs", "") |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [package] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies.a] |
| path = "../a" |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .build(); |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn transitive_dep_host() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [build-dependencies.b] |
| path = "b" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [package] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/build.rs", "fn main() {}") |
| .file("a/src/lib.rs", "") |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [package] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| |
| [lib] |
| name = "b" |
| plugin = true |
| |
| [dependencies.a] |
| path = "../a" |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .build(); |
| assert_that(p.cargo("build"), execs()); |
| } |
| |
| #[test] |
| fn test_a_lib_with_a_build_command() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| r#" |
| include!(concat!(env!("OUT_DIR"), "/foo.rs")); |
| |
| /// ``` |
| /// foo::bar(); |
| /// ``` |
| pub fn bar() { |
| assert_eq!(foo(), 1); |
| } |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| use std::io::prelude::*; |
| use std::fs::File; |
| use std::path::PathBuf; |
| |
| fn main() { |
| let out = PathBuf::from(env::var("OUT_DIR").unwrap()); |
| File::create(out.join("foo.rs")).unwrap().write_all(b" |
| fn foo() -> i32 { 1 } |
| ").unwrap(); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that(p.cargo("test"), execs()); |
| } |
| |
| #[test] |
| fn test_dev_dep_build_script() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dev-dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/build.rs", "fn main() {}") |
| .file("a/src/lib.rs", "") |
| .build(); |
| |
| assert_that(p.cargo("test"), execs()); |
| } |
| |
| #[test] |
| fn build_script_with_dynamic_native_dependency() { |
| let _workspace = project().at("ws") |
| .file( |
| "Cargo.toml", |
| r#" |
| [workspace] |
| members = ["builder", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| let build = project().at("ws/builder") |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "builder" |
| version = "0.0.1" |
| authors = [] |
| |
| [lib] |
| name = "builder" |
| crate-type = ["dylib"] |
| plugin = true |
| "#, |
| ) |
| .file("src/lib.rs", "#[no_mangle] pub extern fn foo() {}") |
| .build(); |
| |
| let foo = project().at("ws/foo") |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| |
| [build-dependencies.bar] |
| path = "bar" |
| "#, |
| ) |
| .file("build.rs", "extern crate bar; fn main() { bar::bar() }") |
| .file("src/lib.rs", "") |
| .file( |
| "bar/Cargo.toml", |
| r#" |
| [package] |
| name = "bar" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "bar/build.rs", |
| r#" |
| use std::env; |
| use std::path::PathBuf; |
| |
| fn main() { |
| let src = PathBuf::from(env::var("SRC").unwrap()); |
| println!("cargo:rustc-link-search=native={}/target/debug/deps", |
| src.display()); |
| } |
| "#, |
| ) |
| .file( |
| "bar/src/lib.rs", |
| r#" |
| pub fn bar() { |
| #[cfg_attr(not(target_env = "msvc"), link(name = "builder"))] |
| #[cfg_attr(target_env = "msvc", link(name = "builder.dll"))] |
| extern { fn foo(); } |
| unsafe { foo() } |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| build |
| .cargo("build") |
| .arg("-v") |
| .env("RUST_LOG", "cargo::ops::cargo_rustc"), |
| execs(), |
| ); |
| |
| assert_that( |
| foo.cargo("build") |
| .arg("-v") |
| .env("SRC", build.root()) |
| .env("RUST_LOG", "cargo::ops::cargo_rustc"), |
| execs(), |
| ); |
| } |
| |
| #[test] |
| fn profile_and_opt_level_set_correctly() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| |
| fn main() { |
| assert_eq!(env::var("OPT_LEVEL").unwrap(), "3"); |
| assert_eq!(env::var("PROFILE").unwrap(), "release"); |
| assert_eq!(env::var("DEBUG").unwrap(), "false"); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that(p.cargo("bench"), execs()); |
| } |
| |
| #[test] |
| fn profile_debug_0() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [profile.dev] |
| debug = 0 |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| |
| fn main() { |
| assert_eq!(env::var("OPT_LEVEL").unwrap(), "0"); |
| assert_eq!(env::var("PROFILE").unwrap(), "debug"); |
| assert_eq!(env::var("DEBUG").unwrap(), "false"); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that(p.cargo("build"), execs()); |
| } |
| |
| #[test] |
| fn build_script_with_lto() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| |
| [profile.dev] |
| lto = true |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .build(); |
| assert_that(p.cargo("build"), execs()); |
| } |
| |
| #[test] |
| fn test_duplicate_deps() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.bar] |
| path = "bar" |
| |
| [build-dependencies.bar] |
| path = "bar" |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| extern crate bar; |
| fn main() { bar::do_nothing() } |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| extern crate bar; |
| fn main() { bar::do_nothing() } |
| "#, |
| ) |
| .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) |
| .file("bar/src/lib.rs", "pub fn do_nothing() {}") |
| .build(); |
| |
| assert_that(p.cargo("build"), execs()); |
| } |
| |
| #[test] |
| fn cfg_feedback() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/main.rs", "#[cfg(foo)] fn main() {}") |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-cfg=foo"); }"#) |
| .build(); |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn cfg_override() { |
| let target = rustc_host(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/main.rs", "#[cfg(foo)] fn main() {}") |
| .file("build.rs", "") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.a] |
| rustc-cfg = ["foo"] |
| "#, |
| target |
| ), |
| ) |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn cfg_test() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-cfg=foo"); }"#) |
| .file( |
| "src/lib.rs", |
| r#" |
| /// |
| /// ``` |
| /// extern crate foo; |
| /// |
| /// fn main() { |
| /// foo::foo() |
| /// } |
| /// ``` |
| /// |
| #[cfg(foo)] |
| pub fn foo() {} |
| |
| #[cfg(foo)] |
| #[test] |
| fn test_foo() { |
| foo() |
| } |
| "#, |
| ) |
| .file("tests/test.rs", "#[cfg(foo)] #[test] fn test_bar() {}") |
| .build(); |
| assert_that( |
| p.cargo("test").arg("-v"), |
| execs() |
| .with_stderr(format!( |
| "\ |
| [COMPILING] foo v0.0.1 ({dir}) |
| [RUNNING] [..] build.rs [..] |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] [..] --cfg foo[..] |
| [RUNNING] [..] --cfg foo[..] |
| [RUNNING] [..] --cfg foo[..] |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]/foo-[..][EXE]` |
| [RUNNING] `[..]/test-[..][EXE]` |
| [DOCTEST] foo |
| [RUNNING] [..] --cfg foo[..]", |
| dir = p.url() |
| )) |
| .with_stdout_contains("test test_foo ... ok") |
| .with_stdout_contains("test test_bar ... ok") |
| .with_stdout_contains_n("test [..] ... ok", 3), |
| ); |
| } |
| |
| #[test] |
| fn cfg_doc() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies.bar] |
| path = "bar" |
| "#, |
| ) |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-cfg=foo"); }"#) |
| .file("src/lib.rs", "#[cfg(foo)] pub fn foo() {}") |
| .file( |
| "bar/Cargo.toml", |
| r#" |
| [package] |
| name = "bar" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("bar/build.rs", r#"fn main() { println!("cargo:rustc-cfg=bar"); }"#) |
| .file("bar/src/lib.rs", "#[cfg(bar)] pub fn bar() {}") |
| .build(); |
| assert_that(p.cargo("doc"), execs()); |
| assert_that(&p.root().join("target/doc"), existing_dir()); |
| assert_that( |
| &p.root().join("target/doc/foo/fn.foo.html"), |
| existing_file(), |
| ); |
| assert_that( |
| &p.root().join("target/doc/bar/fn.bar.html"), |
| existing_file(), |
| ); |
| } |
| |
| #[test] |
| fn cfg_override_test() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| links = "a" |
| "#, |
| ) |
| .file("build.rs", "") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.a] |
| rustc-cfg = ["foo"] |
| "#, |
| rustc_host() |
| ), |
| ) |
| .file( |
| "src/lib.rs", |
| r#" |
| /// |
| /// ``` |
| /// extern crate foo; |
| /// |
| /// fn main() { |
| /// foo::foo() |
| /// } |
| /// ``` |
| /// |
| #[cfg(foo)] |
| pub fn foo() {} |
| |
| #[cfg(foo)] |
| #[test] |
| fn test_foo() { |
| foo() |
| } |
| "#, |
| ) |
| .file("tests/test.rs", "#[cfg(foo)] #[test] fn test_bar() {}") |
| .build(); |
| assert_that( |
| p.cargo("test").arg("-v"), |
| execs() |
| .with_stderr(format!( |
| "\ |
| [COMPILING] foo v0.0.1 ({dir}) |
| [RUNNING] `[..]` |
| [RUNNING] `[..]` |
| [RUNNING] `[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]/foo-[..][EXE]` |
| [RUNNING] `[..]/test-[..][EXE]` |
| [DOCTEST] foo |
| [RUNNING] [..] --cfg foo[..]", |
| dir = p.url() |
| )) |
| .with_stdout_contains("test test_foo ... ok") |
| .with_stdout_contains("test test_bar ... ok") |
| .with_stdout_contains_n("test [..] ... ok", 3), |
| ); |
| } |
| |
| #[test] |
| fn cfg_override_doc() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| links = "a" |
| |
| [dependencies.bar] |
| path = "bar" |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{target}.a] |
| rustc-cfg = ["foo"] |
| [target.{target}.b] |
| rustc-cfg = ["bar"] |
| "#, |
| target = rustc_host() |
| ), |
| ) |
| .file("build.rs", "") |
| .file("src/lib.rs", "#[cfg(foo)] pub fn foo() {}") |
| .file( |
| "bar/Cargo.toml", |
| r#" |
| [package] |
| name = "bar" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| links = "b" |
| "#, |
| ) |
| .file("bar/build.rs", "") |
| .file("bar/src/lib.rs", "#[cfg(bar)] pub fn bar() {}") |
| .build(); |
| assert_that(p.cargo("doc"), execs()); |
| assert_that(&p.root().join("target/doc"), existing_dir()); |
| assert_that( |
| &p.root().join("target/doc/foo/fn.foo.html"), |
| existing_file(), |
| ); |
| assert_that( |
| &p.root().join("target/doc/bar/fn.bar.html"), |
| existing_file(), |
| ); |
| } |
| |
| #[test] |
| fn env_build() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| const FOO: &'static str = env!("FOO"); |
| fn main() { |
| println!("{}", FOO); |
| } |
| "#, |
| ) |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-env=FOO=foo"); }"#) |
| .build(); |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| assert_that( |
| p.cargo("run").arg("-v"), |
| execs().with_stdout("foo\n"), |
| ); |
| } |
| |
| #[test] |
| fn env_test() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-env=FOO=foo"); }"#) |
| .file("src/lib.rs", r#"pub const FOO: &'static str = env!("FOO"); "#) |
| .file( |
| "tests/test.rs", |
| r#" |
| extern crate foo; |
| |
| #[test] |
| fn test_foo() { |
| assert_eq!("foo", foo::FOO); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that( |
| p.cargo("test").arg("-v"), |
| execs() |
| .with_stderr(format!( |
| "\ |
| [COMPILING] foo v0.0.1 ({dir}) |
| [RUNNING] [..] build.rs [..] |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] [..] --crate-name foo[..] |
| [RUNNING] [..] --crate-name foo[..] |
| [RUNNING] [..] --crate-name test[..] |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]/foo-[..][EXE]` |
| [RUNNING] `[..]/test-[..][EXE]` |
| [DOCTEST] foo |
| [RUNNING] [..] --crate-name foo[..]", |
| dir = p.url() |
| )) |
| .with_stdout_contains_n("running 0 tests", 2) |
| .with_stdout_contains("test test_foo ... ok"), |
| ); |
| } |
| |
| #[test] |
| fn env_doc() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| const FOO: &'static str = env!("FOO"); |
| fn main() {} |
| "#, |
| ) |
| .file("build.rs", r#"fn main() { println!("cargo:rustc-env=FOO=foo"); }"#, |
| ) |
| .build(); |
| assert_that(p.cargo("doc").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn flags_go_into_tests() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| b = { path = "b" } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("tests/foo.rs", "") |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [project] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| [dependencies] |
| a = { path = "../a" } |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=test"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("test").arg("-v").arg("--test=foo"), |
| execs() |
| .with_stderr( |
| "\ |
| [COMPILING] a v0.5.0 ([..] |
| [RUNNING] `rustc [..] a/build.rs [..]` |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc [..] a/src/lib.rs [..] -L test[..]` |
| [COMPILING] b v0.5.0 ([..] |
| [RUNNING] `rustc [..] b/src/lib.rs [..] -L test[..]` |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..] src/lib.rs [..] -L test[..]` |
| [RUNNING] `rustc [..] tests/foo.rs [..] -L test[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]/foo-[..][EXE]`", |
| ) |
| .with_stdout_contains("running 0 tests"), |
| ); |
| |
| assert_that( |
| p.cargo("test").arg("-v").arg("-pb").arg("--lib"), |
| execs() |
| .with_stderr( |
| "\ |
| [FRESH] a v0.5.0 ([..] |
| [COMPILING] b v0.5.0 ([..] |
| [RUNNING] `rustc [..] b/src/lib.rs [..] -L test[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]/b-[..][EXE]`", |
| ) |
| .with_stdout_contains("running 0 tests"), |
| ); |
| } |
| |
| #[test] |
| fn diamond_passes_args_only_once() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| a = { path = "a" } |
| b = { path = "b" } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("tests/foo.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| [dependencies] |
| b = { path = "../b" } |
| c = { path = "../c" } |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [project] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| [dependencies] |
| c = { path = "../c" } |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .file( |
| "c/Cargo.toml", |
| r#" |
| [project] |
| name = "c" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "c/build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=native=test"); |
| } |
| "#, |
| ) |
| .file("c/src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] c v0.5.0 ([..] |
| [RUNNING] `rustc [..]` |
| [RUNNING] `[..]` |
| [RUNNING] `rustc [..]` |
| [COMPILING] b v0.5.0 ([..] |
| [RUNNING] `rustc [..]` |
| [COMPILING] a v0.5.0 ([..] |
| [RUNNING] `rustc [..]` |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `[..]rlib -L native=test` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn adding_an_override_invalidates() { |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file(".cargo/config", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=native=foo"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..]` |
| [RUNNING] `[..]` |
| [RUNNING] `rustc [..] -L native=foo` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| File::create(p.root().join(".cargo/config")) |
| .unwrap() |
| .write_all( |
| format!( |
| " |
| [target.{}.foo] |
| rustc-link-search = [\"native=bar\"] |
| ", |
| target |
| ).as_bytes(), |
| ) |
| .unwrap(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..] -L native=bar` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn changing_an_override_invalidates() { |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [target.{}.foo] |
| rustc-link-search = [\"native=foo\"] |
| ", |
| target |
| ), |
| ) |
| .file("build.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..] -L native=foo` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| File::create(p.root().join(".cargo/config")) |
| .unwrap() |
| .write_all( |
| format!( |
| " |
| [target.{}.foo] |
| rustc-link-search = [\"native=bar\"] |
| ", |
| target |
| ).as_bytes(), |
| ) |
| .unwrap(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..] -L native=bar` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn fresh_builds_possible_with_link_libs() { |
| // The bug is non-deterministic. Sometimes you can get a fresh build |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "nativefoo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [target.{}.nativefoo] |
| rustc-link-lib = [\"a\"] |
| rustc-link-search = [\"./b\"] |
| rustc-flags = \"-l z -L ./\" |
| ", |
| target |
| ), |
| ) |
| .file("build.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| assert_that( |
| p.cargo("build") |
| .arg("-v") |
| .env("RUST_LOG", "cargo::ops::cargo_rustc::fingerprint=info"), |
| execs().with_stderr( |
| "\ |
| [FRESH] foo v0.5.0 ([..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn fresh_builds_possible_with_multiple_metadata_overrides() { |
| // The bug is non-deterministic. Sometimes you can get a fresh build |
| let target = rustc_host(); |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "foo" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [target.{}.foo] |
| a = \"\" |
| b = \"\" |
| c = \"\" |
| d = \"\" |
| e = \"\" |
| ", |
| target |
| ), |
| ) |
| .file("build.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..] |
| [RUNNING] `rustc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| assert_that( |
| p.cargo("build") |
| .arg("-v") |
| .env("RUST_LOG", "cargo::ops::cargo_rustc::fingerprint=info"), |
| execs().with_stderr( |
| "\ |
| [FRESH] foo v0.5.0 ([..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn rebuild_only_on_explicit_paths() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rerun-if-changed=foo"); |
| println!("cargo:rerun-if-changed=bar"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| |
| // files don't exist, so should always rerun if they don't exist |
| println!("run without"); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc [..] src/lib.rs [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| sleep_ms(1000); |
| File::create(p.root().join("foo")).unwrap(); |
| File::create(p.root().join("bar")).unwrap(); |
| |
| // now the exist, so run once, catch the mtime, then shouldn't run again |
| println!("run with"); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc [..] src/lib.rs [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| println!("run with2"); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [FRESH] foo v0.5.0 ([..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| sleep_ms(1000); |
| |
| // random other files do not affect freshness |
| println!("run baz"); |
| File::create(p.root().join("baz")).unwrap(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [FRESH] foo v0.5.0 ([..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| // but changing dependent files does |
| println!("run foo change"); |
| File::create(p.root().join("foo")).unwrap(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc [..] src/lib.rs [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| |
| // .. as does deleting a file |
| println!("run foo delete"); |
| fs::remove_file(p.root().join("bar")).unwrap(); |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `[..]/build-script-build` |
| [RUNNING] `rustc [..] src/lib.rs [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn doctest_receives_build_link_args() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| [dependencies.a] |
| path = "a" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "bar" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=native=bar"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("test").arg("-v"), |
| execs().with_stderr_contains( |
| "[RUNNING] `rustdoc --test [..] --crate-name foo [..]-L native=bar[..]`", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn please_respect_the_dag() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [dependencies] |
| a = { path = 'a' } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=native=foo"); |
| } |
| "#, |
| ) |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "bar" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=native=bar"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs() |
| .with_stderr_contains("[RUNNING] `rustc [..] -L native=foo -L native=bar[..]`"), |
| ); |
| } |
| |
| #[test] |
| fn non_utf8_output() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| use std::io::prelude::*; |
| |
| fn main() { |
| let mut out = std::io::stdout(); |
| // print something that's not utf8 |
| out.write_all(b"\xff\xff\n").unwrap(); |
| |
| // now print some cargo metadata that's utf8 |
| println!("cargo:rustc-cfg=foo"); |
| |
| // now print more non-utf8 |
| out.write_all(b"\xff\xff\n").unwrap(); |
| } |
| "#, |
| ) |
| .file("src/main.rs", "#[cfg(foo)] fn main() {}") |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn custom_target_dir() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| a = { path = "a" } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| target-dir = 'test' |
| "#, |
| ) |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/build.rs", "fn main() {}") |
| .file("a/src/lib.rs", "") |
| .build(); |
| |
| assert_that(p.cargo("build").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn panic_abort_with_build_scripts() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [profile.release] |
| panic = 'abort' |
| |
| [dependencies] |
| a = { path = "a" } |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| "#[allow(unused_extern_crates)] extern crate a;", |
| ) |
| .file("build.rs","fn main() {}") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| |
| [build-dependencies] |
| b = { path = "../b" } |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file( |
| "a/build.rs", |
| "#[allow(unused_extern_crates)] extern crate b; fn main() {}", |
| ) |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [project] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v").arg("--release"), |
| execs(), |
| ); |
| |
| p.root().join("target").rm_rf(); |
| |
| assert_that( |
| p.cargo("test --release -v"), |
| execs().with_stderr_does_not_contain("[..]panic[..]"), |
| ); |
| } |
| |
| #[test] |
| fn warnings_emitted() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:warning=foo"); |
| println!("cargo:warning=bar"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `rustc [..]` |
| [RUNNING] `[..]` |
| warning: foo |
| warning: bar |
| [RUNNING] `rustc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn warnings_hidden_for_upstream() { |
| Package::new("bar", "0.1.0") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:warning=foo"); |
| println!("cargo:warning=bar"); |
| } |
| "#, |
| ) |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "bar" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .publish(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| bar = "*" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr( |
| "\ |
| [UPDATING] registry `[..]` |
| [DOWNLOADING] bar v0.1.0 ([..]) |
| [COMPILING] bar v0.1.0 |
| [RUNNING] `rustc [..]` |
| [RUNNING] `[..]` |
| [RUNNING] `rustc [..]` |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `rustc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn warnings_printed_on_vv() { |
| Package::new("bar", "0.1.0") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:warning=foo"); |
| println!("cargo:warning=bar"); |
| } |
| "#, |
| ) |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "bar" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .publish(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| bar = "*" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-vv"), |
| execs().with_stderr( |
| "\ |
| [UPDATING] registry `[..]` |
| [DOWNLOADING] bar v0.1.0 ([..]) |
| [COMPILING] bar v0.1.0 |
| [RUNNING] `rustc [..]` |
| [RUNNING] `[..]` |
| warning: foo |
| warning: bar |
| [RUNNING] `rustc [..]` |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `rustc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn output_shows_on_vv() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::io::prelude::*; |
| |
| fn main() { |
| std::io::stderr().write_all(b"stderr\n").unwrap(); |
| std::io::stdout().write_all(b"stdout\n").unwrap(); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-vv"), |
| execs().with_stdout("stdout").with_stderr( |
| "\ |
| [COMPILING] foo v0.5.0 ([..]) |
| [RUNNING] `rustc [..]` |
| [RUNNING] `[..]` |
| stderr |
| [RUNNING] `rustc [..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn links_with_dots() { |
| let target = rustc_host(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| build = "build.rs" |
| links = "a.b" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-link-search=bar") |
| } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}.'a.b'] |
| rustc-link-search = ["foo"] |
| "#, |
| target |
| ), |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs() |
| .with_stderr_contains("[RUNNING] `rustc --crate-name foo [..] [..] -L foo[..]`"), |
| ); |
| } |
| |
| #[test] |
| fn rustc_and_rustdoc_set_correctly() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| |
| fn main() { |
| assert_eq!(env::var("RUSTC").unwrap(), "rustc"); |
| assert_eq!(env::var("RUSTDOC").unwrap(), "rustdoc"); |
| } |
| "#, |
| ) |
| .build(); |
| assert_that(p.cargo("bench"), execs()); |
| } |
| |
| #[test] |
| fn cfg_env_vars_available() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| |
| fn main() { |
| let fam = env::var("CARGO_CFG_TARGET_FAMILY").unwrap(); |
| if cfg!(unix) { |
| assert_eq!(fam, "unix"); |
| } else { |
| assert_eq!(fam, "windows"); |
| } |
| } |
| "#, |
| ) |
| .build(); |
| assert_that(p.cargo("bench"), execs()); |
| } |
| |
| #[test] |
| fn switch_features_rerun() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = "build.rs" |
| |
| [features] |
| foo = [] |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| fn main() { |
| println!(include_str!(concat!(env!("OUT_DIR"), "/output"))); |
| } |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| use std::fs::File; |
| use std::io::Write; |
| use std::path::Path; |
| |
| fn main() { |
| let out_dir = env::var_os("OUT_DIR").unwrap(); |
| let out_dir = Path::new(&out_dir).join("output"); |
| let mut f = File::create(&out_dir).unwrap(); |
| |
| if env::var_os("CARGO_FEATURE_FOO").is_some() { |
| f.write_all(b"foo").unwrap(); |
| } else { |
| f.write_all(b"bar").unwrap(); |
| } |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that( |
| p.cargo("run").arg("-v").arg("--features=foo"), |
| execs().with_stdout("foo\n"), |
| ); |
| assert_that( |
| p.cargo("run").arg("-v"), |
| execs().with_stdout("bar\n"), |
| ); |
| assert_that( |
| p.cargo("run").arg("-v").arg("--features=foo"), |
| execs().with_stdout("foo\n"), |
| ); |
| } |
| |
| #[test] |
| fn assume_build_script_when_build_rs_present() { |
| let p = project() |
| .file( |
| "src/main.rs", |
| r#" |
| fn main() { |
| if ! cfg!(foo) { |
| panic!("the build script was not run"); |
| } |
| } |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-cfg=foo"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that(p.cargo("run").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn if_build_set_to_false_dont_treat_build_rs_as_build_script() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| authors = [] |
| build = false |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| fn main() { |
| if cfg!(foo) { |
| panic!("the build script was run"); |
| } |
| } |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-cfg=foo"); |
| } |
| "#, |
| ) |
| .build(); |
| |
| assert_that(p.cargo("run").arg("-v"), execs()); |
| } |
| |
| #[test] |
| fn deterministic_rustc_dependency_flags() { |
| // This bug is non-deterministic hence the large number of dependencies |
| // in the hopes it will have a much higher chance of triggering it. |
| |
| Package::new("dep1", "0.1.0") |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "dep1" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-flags=-L native=test1"); |
| } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .publish(); |
| Package::new("dep2", "0.1.0") |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "dep2" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-flags=-L native=test2"); |
| } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .publish(); |
| Package::new("dep3", "0.1.0") |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "dep3" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-flags=-L native=test3"); |
| } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .publish(); |
| Package::new("dep4", "0.1.0") |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "dep4" |
| version = "0.1.0" |
| authors = [] |
| build = "build.rs" |
| "#, |
| ) |
| .file( |
| "build.rs", |
| r#" |
| fn main() { |
| println!("cargo:rustc-flags=-L native=test4"); |
| } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .publish(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.1.0" |
| authors = [] |
| |
| [dependencies] |
| dep1 = "*" |
| dep2 = "*" |
| dep3 = "*" |
| dep4 = "*" |
| "#, |
| ) |
| .file("src/main.rs", "fn main() {}") |
| .build(); |
| |
| assert_that( |
| p.cargo("build").arg("-v"), |
| execs().with_stderr_contains( |
| "\ |
| [RUNNING] `rustc --crate-name foo [..] -L native=test1 -L native=test2 \ |
| -L native=test3 -L native=test4` |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn links_duplicates_with_cycle() { |
| // this tests that the links_duplicates are caught at resolver time |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| |
| [dependencies.a] |
| path = "a" |
| |
| [dev-dependencies] |
| b = { path = "b" } |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "") |
| .file( |
| "a/Cargo.toml", |
| r#" |
| [project] |
| name = "a" |
| version = "0.5.0" |
| authors = [] |
| links = "a" |
| build = "build.rs" |
| "#, |
| ) |
| .file("a/src/lib.rs", "") |
| .file("a/build.rs", "") |
| .file( |
| "b/Cargo.toml", |
| r#" |
| [project] |
| name = "b" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| foo = { path = ".." } |
| "#, |
| ) |
| .file("b/src/lib.rs", "") |
| .build(); |
| |
| assert_that(p.cargo("build"), |
| execs().with_status(101) |
| .with_stderr("\ |
| error: failed to select a version for `a`. |
| ... required by package `foo v0.5.0 ([..])` |
| versions that meet the requirements `*` are: 0.5.0 |
| |
| the package `a` links to the native library `a`, but it conflicts with a previous package which links to `a` as well: |
| package `foo v0.5.0 ([..])` |
| |
| failed to select a version for `a` which could resolve this conflict |
| ")); |
| } |
| |
| #[test] |
| fn rename_with_link_search_path() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [lib] |
| crate-type = ["cdylib"] |
| "#, |
| ) |
| .file("src/lib.rs", "#[no_mangle] pub extern fn cargo_test_foo() {}"); |
| let p = p.build(); |
| |
| assert_that(p.cargo("build"), execs()); |
| |
| let p2 = project().at("bar") |
| .file("Cargo.toml", &basic_manifest("bar", "0.5.0")) |
| .file( |
| "build.rs", |
| r#" |
| use std::env; |
| use std::fs; |
| use std::path::PathBuf; |
| |
| fn main() { |
| // Move the `libfoo.so` from the root of our project into the |
| // build directory. This way Cargo should automatically manage |
| // `LD_LIBRARY_PATH` and such. |
| let root = PathBuf::from(env::var_os("CARGO_MANIFEST_DIR").unwrap()); |
| let file = format!("{}foo{}", env::consts::DLL_PREFIX, env::consts::DLL_SUFFIX); |
| let src = root.join(&file); |
| |
| let dst_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap()); |
| let dst = dst_dir.join(&file); |
| |
| fs::copy(&src, &dst).unwrap(); |
| // handle windows, like below |
| drop(fs::copy(root.join("foo.dll.lib"), dst_dir.join("foo.dll.lib"))); |
| |
| println!("cargo:rerun-if-changed=build.rs"); |
| if cfg!(target_env = "msvc") { |
| println!("cargo:rustc-link-lib=foo.dll"); |
| } else { |
| println!("cargo:rustc-link-lib=foo"); |
| } |
| println!("cargo:rustc-link-search={}", |
| dst.parent().unwrap().display()); |
| } |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| extern { |
| #[link_name = "cargo_test_foo"] |
| fn foo(); |
| } |
| |
| fn main() { |
| unsafe { foo(); } |
| } |
| "#, |
| ); |
| let p2 = p2.build(); |
| |
| // Move the output `libfoo.so` into the directory of `p2`, and then delete |
| // the `p` project. On OSX the `libfoo.dylib` artifact references the |
| // original path in `p` so we want to make sure that it can't find it (hence |
| // the deletion). |
| let root = PathBuf::from(p.root()); |
| let root = root.join("target").join("debug").join("deps"); |
| let file = format!("{}foo{}", env::consts::DLL_PREFIX, env::consts::DLL_SUFFIX); |
| let src = root.join(&file); |
| |
| let dst = p2.root().join(&file); |
| |
| fs::copy(&src, &dst).unwrap(); |
| // copy the import library for windows, if it exists |
| drop(fs::copy( |
| &root.join("foo.dll.lib"), |
| p2.root().join("foo.dll.lib"), |
| )); |
| remove_dir_all(p.root()) |
| .unwrap(); |
| |
| // Everything should work the first time |
| assert_that(p2.cargo("run"), execs()); |
| |
| // Now rename the root directory and rerun `cargo run`. Not only should we |
| // not build anything but we also shouldn't crash. |
| let mut new = p2.root(); |
| new.pop(); |
| new.push("bar2"); |
| |
| // For whatever reason on Windows right after we execute a binary it's very |
| // unlikely that we're able to successfully delete or rename that binary. |
| // It's not really clear why this is the case or if it's a bug in Cargo |
| // holding a handle open too long. In an effort to reduce the flakiness of |
| // this test though we throw this in a loop |
| // |
| // For some more information see #5481 and rust-lang/rust#48775 |
| let mut i = 0; |
| loop { |
| let error = match fs::rename(p2.root(), &new) { |
| Ok(()) => break, |
| Err(e) => e, |
| }; |
| i += 1; |
| if !cfg!(windows) || error.kind() != io::ErrorKind::PermissionDenied || i > 10 { |
| panic!("failed to rename: {}", error); |
| } |
| println!("assuming {} is spurious, waiting to try again", error); |
| thread::sleep(Duration::from_millis(100)); |
| } |
| |
| assert_that( |
| p2.cargo("run").cwd(&new), |
| execs().with_stderr( |
| "\ |
| [FINISHED] [..] |
| [RUNNING] [..] |
| ", |
| ), |
| ); |
| } |
| |
| #[test] |
| fn optional_build_script_dep() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [project] |
| name = "foo" |
| version = "0.5.0" |
| authors = [] |
| |
| [dependencies] |
| bar = { path = "bar", optional = true } |
| |
| [build-dependencies] |
| bar = { path = "bar", optional = true } |
| "#, |
| ) |
| .file("build.rs", r#" |
| #[cfg(feature = "bar")] |
| extern crate bar; |
| |
| fn main() { |
| #[cfg(feature = "bar")] { |
| println!("cargo:rustc-env=FOO={}", bar::bar()); |
| return |
| } |
| println!("cargo:rustc-env=FOO=0"); |
| } |
| "#) |
| .file( |
| "src/main.rs", |
| r#" |
| #[cfg(feature = "bar")] |
| extern crate bar; |
| |
| fn main() { |
| println!("{}", env!("FOO")); |
| } |
| "#, |
| ) |
| .file("bar/Cargo.toml", &basic_manifest("bar", "0.5.0")) |
| .file("bar/src/lib.rs", "pub fn bar() -> u32 { 1 }"); |
| let p = p.build(); |
| |
| assert_that(p.cargo("run"), execs().with_stdout("0\n")); |
| assert_that( |
| p.cargo("run --features bar"), |
| execs().with_stdout("1\n"), |
| ); |
| } |
| |
| |
| #[test] |
| fn optional_build_dep_and_required_normal_dep() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.1.0" |
| authors = [] |
| |
| [dependencies] |
| bar = { path = "./bar", optional = true } |
| |
| [build-dependencies] |
| bar = { path = "./bar" } |
| "#, |
| ) |
| .file("build.rs", "extern crate bar; fn main() { bar::bar(); }") |
| .file( |
| "src/main.rs", |
| r#" |
| #[cfg(feature = "bar")] |
| extern crate bar; |
| |
| fn main() { |
| #[cfg(feature = "bar")] { |
| println!("{}", bar::bar()); |
| } |
| #[cfg(not(feature = "bar"))] { |
| println!("0"); |
| } |
| } |
| "#, |
| ) |
| .file("bar/Cargo.toml", &basic_manifest("bar", "0.5.0")) |
| .file("bar/src/lib.rs", "pub fn bar() -> u32 { 1 }"); |
| let p = p.build(); |
| |
| assert_that( |
| p.cargo("run"), |
| execs().with_stdout("0").with_stderr( |
| "\ |
| [COMPILING] bar v0.5.0 ([..]) |
| [COMPILING] foo v0.1.0 ([..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]foo[EXE]`", |
| ), |
| ); |
| |
| assert_that( |
| p.cargo("run --all-features"), |
| execs().with_stdout("1").with_stderr( |
| "\ |
| [COMPILING] foo v0.1.0 ([..]) |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| [RUNNING] `[..]foo[EXE]`", |
| ), |
| ); |
| } |
