library/std/src/sys/platform_version/darwin/tests.rs - rust - Git at Google


            
            use super::public_extern::*;

            
            use super::*;

            
            use crate::process::Command;


            #[test]

            
            fn test_general_available() {

            
                // Lowest version always available.

            
                assert_eq!(__isOSVersionAtLeast(0, 0, 0), 1);

            
                // This high version never available.

            
                assert_eq!(__isOSVersionAtLeast(9999, 99, 99), 0);

            
            }


            #[test]

            
            fn test_saturating() {

            
                // Higher version than supported by OSVersion -> make sure we saturate.

            
                assert_eq!(__isOSVersionAtLeast(0x10000, 0, 0), 0);

            
            }


            #[test]

            
            #[cfg_attr(not(target_os = "macos"), ignore = "`sw_vers` is only available on host macOS")]

            
            fn compare_against_sw_vers() {

            
                let sw_vers = Command::new("sw_vers").arg("-productVersion").output().unwrap().stdout;

            
                let sw_vers = String::from_utf8(sw_vers).unwrap();

            
                let mut sw_vers = sw_vers.trim().split('.');


                let major: i32 = sw_vers.next().unwrap().parse().unwrap();

            
                let minor: i32 = sw_vers.next().unwrap_or("0").parse().unwrap();

            
                let subminor: i32 = sw_vers.next().unwrap_or("0").parse().unwrap();

            
                assert_eq!(sw_vers.count(), 0);


                // Test directly against the lookup

            
                assert_eq!(lookup_version().get(), pack_os_version(major as _, minor as _, subminor as _));


                // Current version is available

            
                assert_eq!(__isOSVersionAtLeast(major, minor, subminor), 1);


                // One lower is available

            
                assert_eq!(__isOSVersionAtLeast(major, minor, (subminor as u32).saturating_sub(1) as i32), 1);

            
                assert_eq!(__isOSVersionAtLeast(major, (minor as u32).saturating_sub(1) as i32, subminor), 1);

            
                assert_eq!(__isOSVersionAtLeast((major as u32).saturating_sub(1) as i32, minor, subminor), 1);


                // One higher isn't available

            
                assert_eq!(__isOSVersionAtLeast(major, minor, subminor + 1), 0);

            
                assert_eq!(__isOSVersionAtLeast(major, minor + 1, subminor), 0);

            
                assert_eq!(__isOSVersionAtLeast(major + 1, minor, subminor), 0);

            
            }


            #[test]

            
            fn sysctl_same_as_in_plist() {

            
                if let Some(version) = version_from_sysctl() {

            
                    assert_eq!(version, version_from_plist());

            
                }

            
            }


            #[test]

            
            fn lookup_idempotent() {

            
                let version = lookup_version();

            
                for _ in 0..10 {

            
                    assert_eq!(version, lookup_version());

            
                }

            
            }


            /// Test parsing a bunch of different PLists found in the wild, to ensure that

            
            /// if we decide to parse it without CoreFoundation in the future, that it

            
            /// would continue to work, even on older platforms.

            
            #[test]

            
            fn parse_plist() {

            
                #[track_caller]

            
                fn check(

            
                    (major, minor, patch): (u16, u8, u8),

            
                    ios_version: Option<(u16, u8, u8)>,

            
                    plist: &str,

            
                ) {

            
                    let expected = if cfg!(target_os = "ios") {

            
                        if let Some((ios_major, ios_minor, ios_patch)) = ios_version {

            
                            pack_os_version(ios_major, ios_minor, ios_patch)

            
                        } else if cfg!(target_abi = "macabi") {

            
                            // Skip checking iOS version on Mac Catalyst.

            
                            return;

            
                        } else {

            
                            // iOS version will be parsed from ProductVersion

            
                            pack_os_version(major, minor, patch)

            
                        }

            
                    } else {

            
                        pack_os_version(major, minor, patch)

            
                    };

            
                    let cf_handle = CFHandle::new();

            
                    assert_eq!(expected, parse_version_from_plist(&cf_handle, plist.as_bytes()));

            
                }


                // macOS 10.3.0

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>ProductBuildVersion</key>

            
                        <string>7B85</string>

            
                        <key>ProductCopyright</key>

            
                        <string>Apple Computer, Inc. 1983-2003</string>

            
                        <key>ProductName</key>

            
                        <string>Mac OS X</string>

            
                        <key>ProductUserVisibleVersion</key>

            
                        <string>10.3</string>

            
                        <key>ProductVersion</key>

            
                        <string>10.3</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((10, 3, 0), None, plist);


                // macOS 10.7.5

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>ProductBuildVersion</key>

            
                        <string>11G63</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2012 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>Mac OS X</string>

            
                        <key>ProductUserVisibleVersion</key>

            
                        <string>10.7.5</string>

            
                        <key>ProductVersion</key>

            
                        <string>10.7.5</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((10, 7, 5), None, plist);


                // macOS 14.7.4

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>6A558D8A-E2EA-11EF-A1D3-6222CAA672A8</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>23H420</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2025 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>macOS</string>

            
                        <key>ProductUserVisibleVersion</key>

            
                        <string>14.7.4</string>

            
                        <key>ProductVersion</key>

            
                        <string>14.7.4</string>

            
                        <key>iOSSupportVersion</key>

            
                        <string>17.7</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((14, 7, 4), Some((17, 7, 0)), plist);


                // SystemVersionCompat.plist on macOS 14.7.4

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>6A558D8A-E2EA-11EF-A1D3-6222CAA672A8</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>23H420</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2025 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>Mac OS X</string>

            
                        <key>ProductUserVisibleVersion</key>

            
                        <string>10.16</string>

            
                        <key>ProductVersion</key>

            
                        <string>10.16</string>

            
                        <key>iOSSupportVersion</key>

            
                        <string>17.7</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((10, 16, 0), Some((17, 7, 0)), plist);


                // macOS 15.4 Beta 24E5238a

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>67A50F62-00DA-11F0-BDB6-F99BB8310D2A</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>24E5238a</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2025 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>macOS</string>

            
                        <key>ProductUserVisibleVersion</key>

            
                        <string>15.4</string>

            
                        <key>ProductVersion</key>

            
                        <string>15.4</string>

            
                        <key>iOSSupportVersion</key>

            
                        <string>18.4</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((15, 4, 0), Some((18, 4, 0)), plist);


                // iOS Simulator 17.5

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>210B8A2C-09C3-11EF-9DB8-273A64AEFA1C</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>21F79</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2024 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>iPhone OS</string>

            
                        <key>ProductVersion</key>

            
                        <string>17.5</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((17, 5, 0), None, plist);


                // visionOS Simulator 2.3

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>57CEFDE6-D079-11EF-837C-8B8C7961D0AC</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>22N895</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2025 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>xrOS</string>

            
                        <key>ProductVersion</key>

            
                        <string>2.3</string>

            
                        <key>SystemImageID</key>

            
                        <string>D332C7F1-08DF-4DD9-8122-94EF39A1FB92</string>

            
                        <key>iOSSupportVersion</key>

            
                        <string>18.3</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((2, 3, 0), Some((18, 3, 0)), plist);


                // tvOS Simulator 18.2

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>617587B0-B059-11EF-BE70-4380EDE44645</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>22K154</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2024 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>Apple TVOS</string>

            
                        <key>ProductVersion</key>

            
                        <string>18.2</string>

            
                        <key>SystemImageID</key>

            
                        <string>8BB5A425-33F0-4821-9F93-40E7ED92F4E0</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((18, 2, 0), None, plist);


                // watchOS Simulator 11.2

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>BuildID</key>

            
                        <string>BAAE2D54-B122-11EF-BF78-C6C6836B724A</string>

            
                        <key>ProductBuildVersion</key>

            
                        <string>22S99</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2024 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>Watch OS</string>

            
                        <key>ProductVersion</key>

            
                        <string>11.2</string>

            
                        <key>SystemImageID</key>

            
                        <string>79F773E2-2041-43B4-98EE-FAE52402AE95</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((11, 2, 0), None, plist);


                // iOS 9.3.6

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                        <key>ProductBuildVersion</key>

            
                        <string>13G37</string>

            
                        <key>ProductCopyright</key>

            
                        <string>1983-2019 Apple Inc.</string>

            
                        <key>ProductName</key>

            
                        <string>iPhone OS</string>

            
                        <key>ProductVersion</key>

            
                        <string>9.3.6</string>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                check((9, 3, 6), None, plist);

            
            }


            #[test]

            
            #[should_panic = "SystemVersion.plist did not contain a dictionary at the top level"]

            
            fn invalid_plist() {

            
                let cf_handle = CFHandle::new();

            
                let _ = parse_version_from_plist(&cf_handle, b"INVALID");

            
            }


            #[test]

            
            #[cfg_attr(

            
                target_abi = "macabi",

            
                should_panic = "expected iOSSupportVersion in SystemVersion.plist"

            
            )]

            
            #[cfg_attr(

            
                not(target_abi = "macabi"),

            
                should_panic = "expected ProductVersion in SystemVersion.plist"

            
            )]

            
            fn empty_plist() {

            
                let plist = r#"<?xml version="1.0" encoding="UTF-8"?>

            
                    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">

            
                    <plist version="1.0">

            
                    <dict>

            
                    </dict>

            
                    </plist>

            
                "#;

            
                let cf_handle = CFHandle::new();

            
                let _ = parse_version_from_plist(&cf_handle, plist.as_bytes());

            
            }


            #[test]

            
            fn parse_version() {

            
                #[track_caller]

            
                fn check(major: u16, minor: u8, patch: u8, version: &str) {

            
                    assert_eq!(

            
                        pack_os_version(major, minor, patch),

            
                        parse_os_version(version.as_bytes()).unwrap()

            
                    )

            
                }


                check(0, 0, 0, "0");

            
                check(0, 0, 0, "0.0.0");

            
                check(1, 0, 0, "1");

            
                check(1, 2, 0, "1.2");

            
                check(1, 2, 3, "1.2.3");

            
                check(9999, 99, 99, "9999.99.99");


                // Check leading zeroes

            
                check(10, 0, 0, "010");

            
                check(10, 20, 0, "010.020");

            
                check(10, 20, 30, "010.020.030");

            
                check(10000, 100, 100, "000010000.00100.00100");


                // Too many parts

            
                assert!(parse_os_version(b"1.2.3.4").is_err());


                // Empty

            
                assert!(parse_os_version(b"").is_err());


                // Invalid digit

            
                assert!(parse_os_version(b"A.B").is_err());


                // Missing digits

            
                assert!(parse_os_version(b".").is_err());

            
                assert!(parse_os_version(b".1").is_err());

            
                assert!(parse_os_version(b"1.").is_err());


                // Too large

            
                assert!(parse_os_version(b"100000").is_err());

            
                assert!(parse_os_version(b"1.1000").is_err());

            
                assert!(parse_os_version(b"1.1.1000").is_err());

            
            }
	use super::public_extern::*;
	use super::*;
	use crate::process::Command;

	#[test]
	fn test_general_available() {
	// Lowest version always available.
	assert_eq!(__isOSVersionAtLeast(0, 0, 0), 1);
	// This high version never available.
	assert_eq!(__isOSVersionAtLeast(9999, 99, 99), 0);
	}

	#[test]
	fn test_saturating() {
	// Higher version than supported by OSVersion -> make sure we saturate.
	assert_eq!(__isOSVersionAtLeast(0x10000, 0, 0), 0);
	}

	#[test]
	#[cfg_attr(not(target_os = "macos"), ignore = "`sw_vers` is only available on host macOS")]
	fn compare_against_sw_vers() {
	let sw_vers = Command::new("sw_vers").arg("-productVersion").output().unwrap().stdout;
	let sw_vers = String::from_utf8(sw_vers).unwrap();
	let mut sw_vers = sw_vers.trim().split('.');

	let major: i32 = sw_vers.next().unwrap().parse().unwrap();
	let minor: i32 = sw_vers.next().unwrap_or("0").parse().unwrap();
	let subminor: i32 = sw_vers.next().unwrap_or("0").parse().unwrap();
	assert_eq!(sw_vers.count(), 0);

	// Test directly against the lookup
	assert_eq!(lookup_version().get(), pack_os_version(major as _, minor as _, subminor as _));

	// Current version is available
	assert_eq!(__isOSVersionAtLeast(major, minor, subminor), 1);

	// One lower is available
	assert_eq!(__isOSVersionAtLeast(major, minor, (subminor as u32).saturating_sub(1) as i32), 1);
	assert_eq!(__isOSVersionAtLeast(major, (minor as u32).saturating_sub(1) as i32, subminor), 1);
	assert_eq!(__isOSVersionAtLeast((major as u32).saturating_sub(1) as i32, minor, subminor), 1);

	// One higher isn't available
	assert_eq!(__isOSVersionAtLeast(major, minor, subminor + 1), 0);
	assert_eq!(__isOSVersionAtLeast(major, minor + 1, subminor), 0);
	assert_eq!(__isOSVersionAtLeast(major + 1, minor, subminor), 0);
	}

	#[test]
	fn sysctl_same_as_in_plist() {
	if let Some(version) = version_from_sysctl() {
	assert_eq!(version, version_from_plist());
	}
	}

	#[test]
	fn lookup_idempotent() {
	let version = lookup_version();
	for _ in 0..10 {
	assert_eq!(version, lookup_version());
	}
	}

	/// Test parsing a bunch of different PLists found in the wild, to ensure that
	/// if we decide to parse it without CoreFoundation in the future, that it
	/// would continue to work, even on older platforms.
	#[test]
	fn parse_plist() {
	#[track_caller]
	fn check(
	(major, minor, patch): (u16, u8, u8),
	ios_version: Option<(u16, u8, u8)>,
	plist: &str,
	) {
	let expected = if cfg!(target_os = "ios") {
	if let Some((ios_major, ios_minor, ios_patch)) = ios_version {
	pack_os_version(ios_major, ios_minor, ios_patch)
	} else if cfg!(target_abi = "macabi") {
	// Skip checking iOS version on Mac Catalyst.
	return;
	} else {
	// iOS version will be parsed from ProductVersion
	pack_os_version(major, minor, patch)
	}
	} else {
	pack_os_version(major, minor, patch)
	};
	let cf_handle = CFHandle::new();
	assert_eq!(expected, parse_version_from_plist(&cf_handle, plist.as_bytes()));
	}

	// macOS 10.3.0
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>ProductBuildVersion</key>
	<string>7B85</string>
	<key>ProductCopyright</key>
	<string>Apple Computer, Inc. 1983-2003</string>
	<key>ProductName</key>
	<string>Mac OS X</string>
	<key>ProductUserVisibleVersion</key>
	<string>10.3</string>
	<key>ProductVersion</key>
	<string>10.3</string>
	</dict>
	</plist>
	"#;
	check((10, 3, 0), None, plist);

	// macOS 10.7.5
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>ProductBuildVersion</key>
	<string>11G63</string>
	<key>ProductCopyright</key>
	<string>1983-2012 Apple Inc.</string>
	<key>ProductName</key>
	<string>Mac OS X</string>
	<key>ProductUserVisibleVersion</key>
	<string>10.7.5</string>
	<key>ProductVersion</key>
	<string>10.7.5</string>
	</dict>
	</plist>
	"#;
	check((10, 7, 5), None, plist);

	// macOS 14.7.4
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>6A558D8A-E2EA-11EF-A1D3-6222CAA672A8</string>
	<key>ProductBuildVersion</key>
	<string>23H420</string>
	<key>ProductCopyright</key>
	<string>1983-2025 Apple Inc.</string>
	<key>ProductName</key>
	<string>macOS</string>
	<key>ProductUserVisibleVersion</key>
	<string>14.7.4</string>
	<key>ProductVersion</key>
	<string>14.7.4</string>
	<key>iOSSupportVersion</key>
	<string>17.7</string>
	</dict>
	</plist>
	"#;
	check((14, 7, 4), Some((17, 7, 0)), plist);

	// SystemVersionCompat.plist on macOS 14.7.4
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>6A558D8A-E2EA-11EF-A1D3-6222CAA672A8</string>
	<key>ProductBuildVersion</key>
	<string>23H420</string>
	<key>ProductCopyright</key>
	<string>1983-2025 Apple Inc.</string>
	<key>ProductName</key>
	<string>Mac OS X</string>
	<key>ProductUserVisibleVersion</key>
	<string>10.16</string>
	<key>ProductVersion</key>
	<string>10.16</string>
	<key>iOSSupportVersion</key>
	<string>17.7</string>
	</dict>
	</plist>
	"#;
	check((10, 16, 0), Some((17, 7, 0)), plist);

	// macOS 15.4 Beta 24E5238a
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>67A50F62-00DA-11F0-BDB6-F99BB8310D2A</string>
	<key>ProductBuildVersion</key>
	<string>24E5238a</string>
	<key>ProductCopyright</key>
	<string>1983-2025 Apple Inc.</string>
	<key>ProductName</key>
	<string>macOS</string>
	<key>ProductUserVisibleVersion</key>
	<string>15.4</string>
	<key>ProductVersion</key>
	<string>15.4</string>
	<key>iOSSupportVersion</key>
	<string>18.4</string>
	</dict>
	</plist>
	"#;
	check((15, 4, 0), Some((18, 4, 0)), plist);

	// iOS Simulator 17.5
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>210B8A2C-09C3-11EF-9DB8-273A64AEFA1C</string>
	<key>ProductBuildVersion</key>
	<string>21F79</string>
	<key>ProductCopyright</key>
	<string>1983-2024 Apple Inc.</string>
	<key>ProductName</key>
	<string>iPhone OS</string>
	<key>ProductVersion</key>
	<string>17.5</string>
	</dict>
	</plist>
	"#;
	check((17, 5, 0), None, plist);

	// visionOS Simulator 2.3
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>57CEFDE6-D079-11EF-837C-8B8C7961D0AC</string>
	<key>ProductBuildVersion</key>
	<string>22N895</string>
	<key>ProductCopyright</key>
	<string>1983-2025 Apple Inc.</string>
	<key>ProductName</key>
	<string>xrOS</string>
	<key>ProductVersion</key>
	<string>2.3</string>
	<key>SystemImageID</key>
	<string>D332C7F1-08DF-4DD9-8122-94EF39A1FB92</string>
	<key>iOSSupportVersion</key>
	<string>18.3</string>
	</dict>
	</plist>
	"#;
	check((2, 3, 0), Some((18, 3, 0)), plist);

	// tvOS Simulator 18.2
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>617587B0-B059-11EF-BE70-4380EDE44645</string>
	<key>ProductBuildVersion</key>
	<string>22K154</string>
	<key>ProductCopyright</key>
	<string>1983-2024 Apple Inc.</string>
	<key>ProductName</key>
	<string>Apple TVOS</string>
	<key>ProductVersion</key>
	<string>18.2</string>
	<key>SystemImageID</key>
	<string>8BB5A425-33F0-4821-9F93-40E7ED92F4E0</string>
	</dict>
	</plist>
	"#;
	check((18, 2, 0), None, plist);

	// watchOS Simulator 11.2
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>BuildID</key>
	<string>BAAE2D54-B122-11EF-BF78-C6C6836B724A</string>
	<key>ProductBuildVersion</key>
	<string>22S99</string>
	<key>ProductCopyright</key>
	<string>1983-2024 Apple Inc.</string>
	<key>ProductName</key>
	<string>Watch OS</string>
	<key>ProductVersion</key>
	<string>11.2</string>
	<key>SystemImageID</key>
	<string>79F773E2-2041-43B4-98EE-FAE52402AE95</string>
	</dict>
	</plist>
	"#;
	check((11, 2, 0), None, plist);

	// iOS 9.3.6
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>ProductBuildVersion</key>
	<string>13G37</string>
	<key>ProductCopyright</key>
	<string>1983-2019 Apple Inc.</string>
	<key>ProductName</key>
	<string>iPhone OS</string>
	<key>ProductVersion</key>
	<string>9.3.6</string>
	</dict>
	</plist>
	"#;
	check((9, 3, 6), None, plist);
	}

	#[test]
	#[should_panic = "SystemVersion.plist did not contain a dictionary at the top level"]
	fn invalid_plist() {
	let cf_handle = CFHandle::new();
	let _ = parse_version_from_plist(&cf_handle, b"INVALID");
	}

	#[test]
	#[cfg_attr(
	target_abi = "macabi",
	should_panic = "expected iOSSupportVersion in SystemVersion.plist"
	)]
	#[cfg_attr(
	not(target_abi = "macabi"),
	should_panic = "expected ProductVersion in SystemVersion.plist"
	)]
	fn empty_plist() {
	let plist = r#"<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	</dict>
	</plist>
	"#;
	let cf_handle = CFHandle::new();
	let _ = parse_version_from_plist(&cf_handle, plist.as_bytes());
	}

	#[test]
	fn parse_version() {
	#[track_caller]
	fn check(major: u16, minor: u8, patch: u8, version: &str) {
	assert_eq!(
	pack_os_version(major, minor, patch),
	parse_os_version(version.as_bytes()).unwrap()
	)
	}

	check(0, 0, 0, "0");
	check(0, 0, 0, "0.0.0");
	check(1, 0, 0, "1");
	check(1, 2, 0, "1.2");
	check(1, 2, 3, "1.2.3");
	check(9999, 99, 99, "9999.99.99");

	// Check leading zeroes
	check(10, 0, 0, "010");
	check(10, 20, 0, "010.020");
	check(10, 20, 30, "010.020.030");
	check(10000, 100, 100, "000010000.00100.00100");

	// Too many parts
	assert!(parse_os_version(b"1.2.3.4").is_err());

	// Empty
	assert!(parse_os_version(b"").is_err());

	// Invalid digit
	assert!(parse_os_version(b"A.B").is_err());

	// Missing digits
	assert!(parse_os_version(b".").is_err());
	assert!(parse_os_version(b".1").is_err());
	assert!(parse_os_version(b"1.").is_err());

	// Too large
	assert!(parse_os_version(b"100000").is_err());
	assert!(parse_os_version(b"1.1000").is_err());
	assert!(parse_os_version(b"1.1.1000").is_err());
	}