fn test_parse_arguments_double_dash()

in src/compiler/msvc.rs [1580:1636]

• 53 lines of code
• 2 McCabe index (conditional complexity)

    fn test_parse_arguments_double_dash() {
        let args = ovec!["-c", "-Fofoo.obj", "--", "foo.c"];
        let ParsedArguments {
            input,
            double_dash_input,
            common_args,
            ..
        } = match parse_arguments(args.clone()) {
            CompilerArguments::Ok(args) => args,
            o => panic!("Got unexpected parse result: {:?}", o),
        };
        assert_eq!(Some("foo.c"), input.to_str());
        // MSVC doesn't support double dashes. If we got one, we'll pass them
        // through to MSVC for it to error out.
        assert!(!double_dash_input);
        assert_eq!(ovec!["--"], common_args);

        let ParsedArguments {
            input,
            double_dash_input,
            common_args,
            ..
        } = match parse_arguments_clang(args) {
            CompilerArguments::Ok(args) => args,
            o => panic!("Got unexpected parse result: {:?}", o),
        };
        assert_eq!(Some("foo.c"), input.to_str());
        assert!(double_dash_input);
        assert!(common_args.is_empty());

        let args = ovec!["-c", "-Fofoo.obj", "foo.c", "--"];
        let ParsedArguments {
            input,
            double_dash_input,
            common_args,
            ..
        } = match parse_arguments_clang(args) {
            CompilerArguments::Ok(args) => args,
            o => panic!("Got unexpected parse result: {:?}", o),
        };
        assert_eq!(Some("foo.c"), input.to_str());
        // Double dash after input file is ignored.
        assert!(!double_dash_input);
        assert!(common_args.is_empty());

        let args = ovec!["-c", "-Fofoo.obj", "foo.c", "--", "bar.c"];
        assert_eq!(
            CompilerArguments::CannotCache("multiple input files", Some("[\"bar.c\"]".to_string())),
            parse_arguments_clang(args)
        );

        let args = ovec!["-c", "-Fofoo.obj", "foo.c", "--", "-fPIC"];
        assert_eq!(
            CompilerArguments::CannotCache("multiple input files", Some("[\"-fPIC\"]".to_string())),
            parse_arguments_clang(args)
        );
    }