use common::util::*;

static UTIL_NAME: &'static str = "rm";
fn at_and_ucmd() -> (AtPath, UCommand) {
    let ts = TestScenario::new(UTIL_NAME);
    let ucmd = ts.ucmd();
    (ts.fixtures, ucmd)
}

#[test]
fn test_rm_one_file() {
    let (at, mut ucmd) = at_and_ucmd();
    let file = "test_rm_one_file";

    at.touch(file);

    ucmd.arg(file).succeeds().no_stderr();

    assert!(!at.file_exists(file));
}

#[test]
fn test_rm_multiple_files() {
    let (at, mut ucmd) = at_and_ucmd();
    let file_a = "test_rm_multiple_file_a";
    let file_b = "test_rm_multiple_file_b";

    at.touch(file_a);
    at.touch(file_b);

    ucmd.arg(file_a).arg(file_b).succeeds().no_stderr();

    assert!(!at.file_exists(file_a));
    assert!(!at.file_exists(file_b));
}

#[test]
fn test_rm_interactive() {
    let scene = TestScenario::new(UTIL_NAME);
    let at = &scene.fixtures;

    let file_a = "test_rm_interactive_file_a";
    let file_b = "test_rm_interactive_file_b";

    at.touch(file_a);
    at.touch(file_b);

    scene.ucmd()
        .arg("-i")
        .arg(file_a)
        .arg(file_b)
        .pipe_in("n")
        .succeeds();

    assert!(at.file_exists(file_a));
    assert!(at.file_exists(file_b));

    scene.ucmd()
        .arg("-i")
        .arg(file_a)
        .arg(file_b)
        .pipe_in("Yesh")
        .succeeds();

    assert!(!at.file_exists(file_a));
    assert!(at.file_exists(file_b));
}

#[test]
fn test_rm_force() {
    let (at, mut ucmd) = at_and_ucmd();
    let file_a = "test_rm_force_a";
    let file_b = "test_rm_force_b";

    ucmd.arg("-f")
        .arg(file_a)
        .arg(file_b)
        .succeeds()
        .no_stderr();

    assert!(!at.file_exists(file_a));
    assert!(!at.file_exists(file_b));
}

#[test]
fn test_rm_empty_directory() {
    let (at, mut ucmd) = at_and_ucmd();
    let dir = "test_rm_empty_directory";

    at.mkdir(dir);

    ucmd.arg("-d").arg(dir).succeeds().no_stderr();

    assert!(!at.dir_exists(dir));
}

#[test]
fn test_rm_recursive() {
    let (at, mut ucmd) = at_and_ucmd();
    let dir = "test_rm_recursive_directory";
    let file_a = "test_rm_recursive_directory/test_rm_recursive_file_a";
    let file_b = "test_rm_recursive_directory/test_rm_recursive_file_b";

    at.mkdir(dir);
    at.touch(file_a);
    at.touch(file_b);

    ucmd.arg("-r").arg(dir).succeeds().no_stderr();

    assert!(!at.dir_exists(dir));
    assert!(!at.file_exists(file_a));
    assert!(!at.file_exists(file_b));
}

#[test]
fn test_rm_errors() {
    let (at, mut ucmd) = at_and_ucmd();
    let dir = "test_rm_errors_directory";
    let file_a = "test_rm_errors_directory/test_rm_errors_file_a";
    let file_b = "test_rm_errors_directory/test_rm_errors_file_b";

    at.mkdir(dir);
    at.touch(file_a);
    at.touch(file_b);

    // $ rm test_rm_errors_directory
    // rm: error: could not remove directory 'test_rm_errors_directory' (did you mean to pass '-r'?)
    ucmd.arg(dir).fails()
        .stderr_is("rm: error: could not remove directory 'test_rm_errors_directory' (did you mean \
                to pass '-r'?)\n");
}

#[test]
fn test_rm_verbose() {
    let (at, mut ucmd) = at_and_ucmd();
    let file_a = "test_rm_verbose_file_a";
    let file_b = "test_rm_verbose_file_b";

    at.touch(file_a);
    at.touch(file_b);

    ucmd.arg("-v").arg(file_a).arg(file_b).succeeds()
        .stdout_only(format!("removed '{}'\nremoved '{}'\n", file_a, file_b));
}