fn test_parse_arguments_simple()

in src/compiler/rust.rs [2684:2850]

• 166 lines of code
• 1 McCabe index (conditional complexity)

    fn test_parse_arguments_simple() {
        let h = parses!(
            "--emit",
            "link",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name",
            "foo",
            "--crate-type",
            "lib"
        );
        assert_eq!(h.output_dir.to_str(), Some("out"));
        assert!(h.dep_info.is_none());
        assert!(h.externs.is_empty());
        let h = parses!(
            "--emit=link",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        assert_eq!(h.output_dir.to_str(), Some("out"));
        assert!(h.dep_info.is_none());
        let h = parses!(
            "--emit",
            "link",
            "foo.rs",
            "--out-dir=out",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        assert_eq!(h.output_dir.to_str(), Some("out"));
        assert_eq!(
            parses!(
                "--emit",
                "link",
                "-C",
                "opt-level=1",
                "foo.rs",
                "--out-dir",
                "out",
                "--crate-name",
                "foo",
                "--crate-type",
                "lib"
            ),
            parses!(
                "--emit=link",
                "-Copt-level=1",
                "foo.rs",
                "--out-dir=out",
                "--crate-name=foo",
                "--crate-type=lib"
            )
        );
        let h = parses!(
            "--emit",
            "link,dep-info",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name",
            "my_crate",
            "--crate-type",
            "lib",
            "-C",
            "extra-filename=-abcxyz"
        );
        assert_eq!(h.output_dir.to_str(), Some("out"));
        assert_eq!(h.dep_info.unwrap().to_str().unwrap(), "my_crate-abcxyz.d");
        fails!(
            "--emit",
            "link",
            "--out-dir",
            "out",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        fails!(
            "--emit",
            "link",
            "foo.rs",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        fails!(
            "--emit",
            "asm",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        fails!(
            "--emit",
            "asm,link",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        fails!(
            "--emit",
            "asm,link,dep-info",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name=foo",
            "--crate-type=lib"
        );
        fails!(
            "--emit",
            "link",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-name=foo"
        );
        fails!(
            "--emit",
            "link",
            "foo.rs",
            "--out-dir",
            "out",
            "--crate-type=lib"
        );
        // From an actual cargo compilation, with some args shortened:
        let h = parses!(
            "--crate-name",
            "foo",
            "src/lib.rs",
            "--crate-type",
            "lib",
            "--emit=dep-info,link",
            "-C",
            "debuginfo=2",
            "-C",
            "metadata=d6ae26f5bcfb7733",
            "-C",
            "extra-filename=-d6ae26f5bcfb7733",
            "--out-dir",
            "/foo/target/debug/deps",
            "-L",
            "dependency=/foo/target/debug/deps",
            "--extern",
            "libc=/foo/target/debug/deps/liblibc-89a24418d48d484a.rlib",
            "--extern",
            "log=/foo/target/debug/deps/liblog-2f7366be74992849.rlib"
        );
        assert_eq!(h.output_dir.to_str(), Some("/foo/target/debug/deps"));
        assert_eq!(h.crate_name, "foo");
        assert_eq!(
            h.dep_info.unwrap().to_str().unwrap(),
            "foo-d6ae26f5bcfb7733.d"
        );
        assert_eq!(
            h.externs,
            ovec![
                "/foo/target/debug/deps/liblibc-89a24418d48d484a.rlib",
                "/foo/target/debug/deps/liblog-2f7366be74992849.rlib"
            ]
        );
    }