use cargotest::is_nightly;
use cargotest::install::{cargo_home, has_installed_exe};
use cargotest::support::{project, execs};
use hamcrest::{assert_that, existing_file, is_not};

#[test]
fn build_bin_default_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a"]
            a = []

            [[bin]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("src/main.rs", r#"
            extern crate foo;

            #[cfg(feature = "a")]
            fn test() {
                foo::foo();
            }

            fn main() {}
        "#)
        .file("src/lib.rs", r#"
            #[cfg(feature = "a")]
            pub fn foo() {}
        "#)
        .build();

    assert_that(p.cargo("build"),
                execs().with_status(0));
    assert_that(&p.bin("foo"), existing_file());

    assert_that(p.cargo("build").arg("--no-default-features"),
                execs().with_status(0));

    assert_that(p.cargo("build").arg("--bin=foo"),
                execs().with_status(0));
    assert_that(&p.bin("foo"), existing_file());

    assert_that(p.cargo("build").arg("--bin=foo").arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
"));
}

#[test]
fn build_bin_arg_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            a = []

            [[bin]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("src/main.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("build").arg("--features").arg("a"),
                execs().with_status(0));
    assert_that(&p.bin("foo"), existing_file());
}

#[test]
fn build_bin_multiple_required_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a", "b"]
            a = []
            b = ["a"]
            c = []

            [[bin]]
            name = "foo_1"
            path = "src/foo_1.rs"
            required-features = ["b", "c"]

            [[bin]]
            name = "foo_2"
            path = "src/foo_2.rs"
            required-features = ["a"]
        "#)
        .file("src/foo_1.rs", "fn main() {}")
        .file("src/foo_2.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("build"),
                execs().with_status(0));

    assert_that(&p.bin("foo_1"), is_not(existing_file()));
    assert_that(&p.bin("foo_2"), existing_file());

    assert_that(p.cargo("build").arg("--features").arg("c"),
                execs().with_status(0));

    assert_that(&p.bin("foo_1"), existing_file());
    assert_that(&p.bin("foo_2"), existing_file());

    assert_that(p.cargo("build").arg("--no-default-features"),
                execs().with_status(0));
}

#[test]
fn build_example_default_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a"]
            a = []

            [[example]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("examples/foo.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("build").arg("--example=foo"),
                execs().with_status(0));
    assert_that(&p.bin("examples/foo"), existing_file());

    assert_that(p.cargo("build").arg("--example=foo").arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
"));
}

#[test]
fn build_example_arg_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            a = []

            [[example]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("examples/foo.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("build").arg("--example=foo").arg("--features").arg("a"),
                execs().with_status(0));
    assert_that(&p.bin("examples/foo"), existing_file());
}

#[test]
fn build_example_multiple_required_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a", "b"]
            a = []
            b = ["a"]
            c = []

            [[example]]
            name = "foo_1"
            required-features = ["b", "c"]

            [[example]]
            name = "foo_2"
            required-features = ["a"]
        "#)
        .file("examples/foo_1.rs", "fn main() {}")
        .file("examples/foo_2.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("build").arg("--example=foo_1"),
                execs().with_status(101).with_stderr("\
error: target `foo_1` requires the features: `b`, `c`
Consider enabling them by passing e.g. `--features=\"b c\"`
"));
    assert_that(p.cargo("build").arg("--example=foo_2"),
                execs().with_status(0));

    assert_that(&p.bin("examples/foo_1"), is_not(existing_file()));
    assert_that(&p.bin("examples/foo_2"), existing_file());

    assert_that(p.cargo("build").arg("--example=foo_1")
                .arg("--features").arg("c"),
                execs().with_status(0));
    assert_that(p.cargo("build").arg("--example=foo_2")
                .arg("--features").arg("c"),
                execs().with_status(0));

    assert_that(&p.bin("examples/foo_1"), existing_file());
    assert_that(&p.bin("examples/foo_2"), existing_file());

    assert_that(p.cargo("build").arg("--example=foo_1")
                .arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
error: target `foo_1` requires the features: `b`, `c`
Consider enabling them by passing e.g. `--features=\"b c\"`
"));
    assert_that(p.cargo("build").arg("--example=foo_2")
                .arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
error: target `foo_2` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
"));
}

#[test]
fn test_default_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a"]
            a = []

            [[test]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("tests/foo.rs", "#[test]\nfn test() {}")
        .build();

    assert_that(p.cargo("test"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("test test ... ok"));

    assert_that(p.cargo("test").arg("--no-default-features"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]"))
                .with_stdout(""));

    assert_that(p.cargo("test").arg("--test=foo"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo-[..][EXE]"))
                .with_stdout_contains("test test ... ok"));

    assert_that(p.cargo("test").arg("--test=foo").arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
"));
}

#[test]
fn test_arg_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            a = []

            [[test]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("tests/foo.rs", "#[test]\nfn test() {}")
        .build();

    assert_that(p.cargo("test").arg("--features").arg("a"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("test test ... ok"));
}

#[test]
fn test_multiple_required_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a", "b"]
            a = []
            b = ["a"]
            c = []

            [[test]]
            name = "foo_1"
            required-features = ["b", "c"]

            [[test]]
            name = "foo_2"
            required-features = ["a"]
        "#)
        .file("tests/foo_1.rs", "#[test]\nfn test() {}")
        .file("tests/foo_2.rs", "#[test]\nfn test() {}")
        .build();

    assert_that(p.cargo("test"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo_2-[..][EXE]", p.url()))
                .with_stdout_contains("test test ... ok"));

    assert_that(p.cargo("test").arg("--features").arg("c"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo_1-[..][EXE]
[RUNNING] target[/]debug[/]deps[/]foo_2-[..][EXE]", p.url()))
                .with_stdout_contains_n("test test ... ok", 2));

    assert_that(p.cargo("test").arg("--no-default-features"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]"))
                .with_stdout(""));
}

#[test]
fn bench_default_features() {
    if !is_nightly() {
        return;
    }

    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a"]
            a = []

            [[bench]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("benches/foo.rs", r#"
            #![feature(test)]
            extern crate test;

            #[bench]
            fn bench(_: &mut test::Bencher) {
            }"#)
        .build();

    assert_that(p.cargo("bench"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("test bench ... bench: [..]"));

    assert_that(p.cargo("bench").arg("--no-default-features"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] release [optimized] target(s) in [..]"))
                .with_stdout(""));

    assert_that(p.cargo("bench").arg("--bench=foo"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo-[..][EXE]"))
                .with_stdout_contains("test bench ... bench: [..]"));

    assert_that(p.cargo("bench").arg("--bench=foo").arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
"));
}

#[test]
fn bench_arg_features() {
    if !is_nightly() {
        return;
    }

    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            a = []

            [[bench]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("benches/foo.rs", r#"
            #![feature(test)]
            extern crate test;

            #[bench]
            fn bench(_: &mut test::Bencher) {
            }"#)
        .build();

    assert_that(p.cargo("bench").arg("--features").arg("a"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("test bench ... bench: [..]"));
}

#[test]
fn bench_multiple_required_features() {
    if !is_nightly() {
        return;
    }

    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a", "b"]
            a = []
            b = ["a"]
            c = []

            [[bench]]
            name = "foo_1"
            required-features = ["b", "c"]

            [[bench]]
            name = "foo_2"
            required-features = ["a"]
        "#)
        .file("benches/foo_1.rs", r#"
            #![feature(test)]
            extern crate test;

            #[bench]
            fn bench(_: &mut test::Bencher) {
            }"#)
        .file("benches/foo_2.rs", r#"
            #![feature(test)]
            extern crate test;

            #[bench]
            fn bench(_: &mut test::Bencher) {
            }"#)
        .build();

    assert_that(p.cargo("bench"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo_2-[..][EXE]", p.url()))
                .with_stdout_contains("test bench ... bench: [..]"));

    assert_that(p.cargo("bench").arg("--features").arg("c"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo_1-[..][EXE]
[RUNNING] target[/]release[/]deps[/]foo_2-[..][EXE]", p.url()))
                .with_stdout_contains_n("test bench ... bench: [..]", 2));

    assert_that(p.cargo("bench").arg("--no-default-features"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] release [optimized] target(s) in [..]"))
                .with_stdout(""));
}

#[test]
fn install_default_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a"]
            a = []

            [[bin]]
            name = "foo"
            required-features = ["a"]

            [[example]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("src/main.rs", "fn main() {}")
        .file("examples/foo.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("install"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));

    assert_that(p.cargo("install").arg("--no-default-features"),
                execs().with_status(101).with_stderr(format!("\
[INSTALLING] foo v0.0.1 ([..])
[FINISHED] release [optimized] target(s) in [..]
[ERROR] no binaries are available for install using the selected features
")));
    assert_that(cargo_home(), is_not(has_installed_exe("foo")));

    assert_that(p.cargo("install").arg("--bin=foo"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));

    assert_that(p.cargo("install").arg("--bin=foo").arg("--no-default-features"),
                execs().with_status(101).with_stderr(format!("\
[INSTALLING] foo v0.0.1 ([..])
[ERROR] failed to compile `foo v0.0.1 ([..])`, intermediate artifacts can be found at \
    `[..]target`

Caused by:
  target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
")));
    assert_that(cargo_home(), is_not(has_installed_exe("foo")));

    assert_that(p.cargo("install").arg("--example=foo"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));

    assert_that(p.cargo("install").arg("--example=foo").arg("--no-default-features"),
                execs().with_status(101).with_stderr(format!("\
[INSTALLING] foo v0.0.1 ([..])
[ERROR] failed to compile `foo v0.0.1 ([..])`, intermediate artifacts can be found at \
    `[..]target`

Caused by:
  target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
")));
    assert_that(cargo_home(), is_not(has_installed_exe("foo")));
}

#[test]
fn install_arg_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            a = []

            [[bin]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("src/main.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("install").arg("--features").arg("a"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));
}

#[test]
fn install_multiple_required_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a", "b"]
            a = []
            b = ["a"]
            c = []

            [[bin]]
            name = "foo_1"
            path = "src/foo_1.rs"
            required-features = ["b", "c"]

            [[bin]]
            name = "foo_2"
            path = "src/foo_2.rs"
            required-features = ["a"]
        "#)
        .file("src/foo_1.rs", "fn main() {}")
        .file("src/foo_2.rs", "fn main() {}")
        .build();

    assert_that(p.cargo("install"),
                execs().with_status(0));
    assert_that(cargo_home(), is_not(has_installed_exe("foo_1")));
    assert_that(cargo_home(), has_installed_exe("foo_2"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));

    assert_that(p.cargo("install").arg("--features").arg("c"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo_1"));
    assert_that(cargo_home(), has_installed_exe("foo_2"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));

    assert_that(p.cargo("install").arg("--no-default-features"),
                execs().with_status(101).with_stderr("\
[INSTALLING] foo v0.0.1 ([..])
[FINISHED] release [optimized] target(s) in [..]
[ERROR] no binaries are available for install using the selected features
"));
    assert_that(cargo_home(), is_not(has_installed_exe("foo_1")));
    assert_that(cargo_home(), is_not(has_installed_exe("foo_2")));
}

#[test]
fn dep_feature_in_toml() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [dependencies]
            bar = { path = "bar", features = ["a"] }

            [[bin]]
            name = "foo"
            required-features = ["bar/a"]

            [[example]]
            name = "foo"
            required-features = ["bar/a"]

            [[test]]
            name = "foo"
            required-features = ["bar/a"]

            [[bench]]
            name = "foo"
            required-features = ["bar/a"]
        "#)
        .file("src/main.rs", "fn main() {}")
        .file("examples/foo.rs", "fn main() {}")
        .file("tests/foo.rs", "#[test]\nfn test() {}")
        .file("benches/foo.rs", r#"
            #![feature(test)]
            extern crate test;

            #[bench]
            fn bench(_: &mut test::Bencher) {
            }"#)
        .file("bar/Cargo.toml", r#"
            [project]
            name = "bar"
            version = "0.0.1"
            authors = []

            [features]
            a = []
        "#)
        .file("bar/src/lib.rs", "")
        .build();

    assert_that(p.cargo("build"),
                execs().with_status(0));

    // bin
    assert_that(p.cargo("build").arg("--bin=foo"),
                execs().with_status(0));
    assert_that(&p.bin("foo"), existing_file());

    // example
    assert_that(p.cargo("build").arg("--example=foo"),
                execs().with_status(0));
    assert_that(&p.bin("examples/foo"), existing_file());

    // test
    assert_that(p.cargo("test").arg("--test=foo"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("test test ... ok"));

    // bench
    if is_nightly() {
        assert_that(p.cargo("bench").arg("--bench=foo"),
                    execs().with_status(0).with_stderr(format!("\
[COMPILING] bar v0.0.1 ({0}/bar)
[COMPILING] foo v0.0.1 ({0})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo-[..][EXE]", p.url()))
                    .with_stdout_contains("test bench ... bench: [..]"));
    }

    // install
    assert_that(p.cargo("install"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));
}

#[test]
fn dep_feature_in_cmd_line() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [dependencies]
            bar = { path = "bar" }

            [[bin]]
            name = "foo"
            required-features = ["bar/a"]

            [[example]]
            name = "foo"
            required-features = ["bar/a"]

            [[test]]
            name = "foo"
            required-features = ["bar/a"]

            [[bench]]
            name = "foo"
            required-features = ["bar/a"]
        "#)
        .file("src/main.rs", "fn main() {}")
        .file("examples/foo.rs", "fn main() {}")
        .file("tests/foo.rs", "#[test]\nfn test() {}")
        .file("benches/foo.rs", r#"
            #![feature(test)]
            extern crate test;

            #[bench]
            fn bench(_: &mut test::Bencher) {
            }"#)
        .file("bar/Cargo.toml", r#"
            [project]
            name = "bar"
            version = "0.0.1"
            authors = []

            [features]
            a = []
        "#)
        .file("bar/src/lib.rs", "")
        .build();

    assert_that(p.cargo("build"),
                execs().with_status(0));

    // bin
    assert_that(p.cargo("build").arg("--bin=foo"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `bar/a`
Consider enabling them by passing e.g. `--features=\"bar/a\"`
"));

    assert_that(p.cargo("build").arg("--bin=foo").arg("--features").arg("bar/a"),
                execs().with_status(0));
    assert_that(&p.bin("foo"), existing_file());

    // example
    assert_that(p.cargo("build").arg("--example=foo"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `bar/a`
Consider enabling them by passing e.g. `--features=\"bar/a\"`
"));

    assert_that(p.cargo("build").arg("--example=foo").arg("--features").arg("bar/a"),
                execs().with_status(0));
    assert_that(&p.bin("examples/foo"), existing_file());

    // test
    assert_that(p.cargo("test"),
                execs().with_status(0).with_stderr(format!("\
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]"))
                .with_stdout(""));

    assert_that(p.cargo("test").arg("--test=foo").arg("--features").arg("bar/a"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("test test ... ok"));

    // bench
    if is_nightly() {
        assert_that(p.cargo("bench"),
                    execs().with_status(0).with_stderr(format!("\
[FINISHED] release [optimized] target(s) in [..]"))
                    .with_stdout(""));

        assert_that(p.cargo("bench").arg("--bench=foo").arg("--features").arg("bar/a"),
                    execs().with_status(0).with_stderr(format!("\
[COMPILING] bar v0.0.1 ({0}/bar)
[COMPILING] foo v0.0.1 ({0})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo-[..][EXE]", p.url()))
                    .with_stdout_contains("test bench ... bench: [..]"));
    }

    // install
    assert_that(p.cargo("install"),
                execs().with_status(101).with_stderr(format!("\
[INSTALLING] foo v0.0.1 ([..])
[FINISHED] release [optimized] target(s) in [..]
[ERROR] no binaries are available for install using the selected features
")));
    assert_that(cargo_home(), is_not(has_installed_exe("foo")));

    assert_that(p.cargo("install").arg("--features").arg("bar/a"),
                execs().with_status(0));
    assert_that(cargo_home(), has_installed_exe("foo"));
    assert_that(p.cargo("uninstall").arg("foo"),
                execs().with_status(0));
}

#[test]
fn test_skips_compiling_bin_with_missing_required_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            a = []

            [[bin]]
            name = "bin_foo"
            path = "src/bin/foo.rs"
            required-features = ["a"]
        "#)
        .file("src/bin/foo.rs", "extern crate bar; fn main() {}")
        .file("tests/foo.rs", "")
        .file("benches/foo.rs", "")
        .build();

    assert_that(p.cargo("test"),
                execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] target[/]debug[/]deps[/]foo-[..][EXE]", p.url()))
                .with_stdout_contains("running 0 tests"));

    assert_that(p.cargo("test").arg("--features").arg("a").arg("-j").arg("1"),
                execs().with_status(101).with_stderr_contains(format!("\
[COMPILING] foo v0.0.1 ({})
error[E0463]: can't find crate for `bar`", p.url())));

    if is_nightly() {
        assert_that(p.cargo("bench"),
                    execs().with_status(0).with_stderr(format!("\
[COMPILING] foo v0.0.1 ({})
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] target[/]release[/]deps[/]foo-[..][EXE]", p.url()))
                    .with_stdout_contains("running 0 tests"));

        assert_that(p.cargo("bench").arg("--features").arg("a").arg("-j").arg("1"),
                    execs().with_status(101).with_stderr_contains(format!("\
[COMPILING] foo v0.0.1 ({})
error[E0463]: can't find crate for `bar`", p.url())));
    }
}

#[test]
fn run_default() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = []
            a = []

            [[bin]]
            name = "foo"
            required-features = ["a"]
        "#)
        .file("src/lib.rs", "")
        .file("src/main.rs", "extern crate foo; fn main() {}")
        .build();

    assert_that(p.cargo("run"),
                execs().with_status(101).with_stderr("\
error: target `foo` requires the features: `a`
Consider enabling them by passing e.g. `--features=\"a\"`
"));

    assert_that(p.cargo("run").arg("--features").arg("a"),
                execs().with_status(0));
}

#[test]
fn run_default_multiple_required_features() {
    let p = project("foo")
        .file("Cargo.toml", r#"
            [project]
            name = "foo"
            version = "0.0.1"
            authors = []

            [features]
            default = ["a"]
            a = []
            b = []

            [[bin]]
            name = "foo1"
            path = "src/foo1.rs"
            required-features = ["a"]

            [[bin]]
            name = "foo2"
            path = "src/foo2.rs"
            required-features = ["b"]
        "#)
        .file("src/lib.rs", "")
        .file("src/foo1.rs", "extern crate foo; fn main() {}")
        .file("src/foo2.rs", "extern crate foo; fn main() {}")
        .build();

    assert_that(p.cargo("run"),
                execs().with_status(101).with_stderr("\
error: `cargo run` requires that a project only have one executable; \
use the `--bin` option to specify which one to run\navailable binaries: foo1, foo2"));
}