use snapbox::assert_data_eq;

use crate::common;

#[cfg(unix)]
const CMD: &str = "zsh";
#[cfg(unix)]
type RuntimeBuilder = completest_pty::ZshRuntimeBuilder;

#[test]
fn basic() {
    let name = "my-app";
    let cmd = common::basic_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/basic.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn feature_sample() {
    let name = "my-app";
    let cmd = common::feature_sample_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/feature_sample.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn special_commands() {
    let name = "my-app";
    let cmd = common::special_commands_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/special_commands.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn quoting() {
    let name = "my-app";
    let cmd = common::quoting_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/quoting.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn aliases() {
    let name = "my-app";
    let cmd = common::aliases_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/aliases.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn sub_subcommands() {
    let name = "my-app";
    let cmd = common::sub_subcommands_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/sub_subcommands.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn custom_bin_name() {
    let name = "my-app";
    let bin_name = "bin-name";
    let cmd = common::basic_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/custom_bin_name.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        bin_name,
    );
}

#[test]
fn value_hint() {
    let name = "my-app";
    let cmd = common::value_hint_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/value_hint.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn value_terminator() {
    let name = "my-app";
    let cmd = common::value_terminator_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/value_terminator.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn two_multi_valued_arguments() {
    let name = "my-app";
    let cmd = common::two_multi_valued_arguments_command(name);
    common::assert_matches(
        snapbox::file!["../snapshots/two_multi_valued_arguments.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
fn subcommand_last() {
    let name = "my-app";
    let cmd = common::subcommand_last(name);
    common::assert_matches(
        snapbox::file!["../snapshots/subcommand_last.zsh"],
        clap_complete::shells::Zsh,
        cmd,
        name,
    );
}

#[test]
#[cfg(unix)]
fn register_completion() {
    common::register_example::<RuntimeBuilder>("static", "exhaustive");
}

#[test]
#[cfg(unix)]
fn complete() {
    if !common::has_command(CMD) {
        return;
    }

    let term = completest::Term::new();
    let mut runtime = common::load_runtime::<RuntimeBuilder>("static", "exhaustive");

    let input = "exhaustive \t";
    let expected = snapbox::str![[r#"
% exhaustive
help                                             -- Print this message or the help of the given subcommand(s)         
pacman  action  alias  value  quote  hint  last  --                                                                   
"#]];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);
}

#[test]
#[cfg(all(unix, feature = "unstable-dynamic"))]
fn register_dynamic_env() {
    common::register_example::<RuntimeBuilder>("dynamic-env", "exhaustive");
}

#[test]
#[cfg(all(unix, feature = "unstable-dynamic"))]
fn complete_dynamic_env_toplevel() {
    if !common::has_command(CMD) {
        return;
    }

    let term = completest::Term::new();
    let mut runtime = common::load_runtime::<RuntimeBuilder>("dynamic-env", "exhaustive");

    let input = "exhaustive \t\t";
    let expected = snapbox::str![[r#"
% exhaustive
--generate  --help      -V          action      help        last        quote       
--global    --version   -h          alias       hint        pacman      value       
"#]];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);
}

#[test]
#[cfg(all(unix, feature = "unstable-dynamic"))]
fn complete_dynamic_env_quoted_help() {
    if !common::has_command(CMD) {
        return;
    }

    let term = completest::Term::new();
    let mut runtime = common::load_runtime::<RuntimeBuilder>("dynamic-env", "exhaustive");

    let input = "exhaustive quote \t\t";
    let expected = snapbox::str![[r#"
% exhaustive quote
--backslash        --double-quotes    --single-quotes    cmd-backslash      cmd-expansions     
--backticks        --expansions       --version          cmd-backticks      cmd-single-quotes  
--brackets         --global           -V                 cmd-brackets       escape-help        
--choice           --help             -h                 cmd-double-quotes  help               
"#]];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);
}

#[test]
#[cfg(all(unix, feature = "unstable-dynamic"))]
fn complete_dynamic_env_option_value() {
    if !common::has_command(CMD) {
        return;
    }

    let term = completest::Term::new();
    let mut runtime = common::load_runtime::<RuntimeBuilder>("dynamic-env", "exhaustive");

    let input = "exhaustive action --choice=\t\t";
    let expected = snapbox::str![[r#"
% exhaustive action --choice=
--choice=first   --choice=second
"#]];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);

    let input = "exhaustive action --choice=f\t\t";
    let expected = snapbox::str!["% exhaustive action --choice=first "];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);
}

#[test]
#[cfg(all(unix, feature = "unstable-dynamic"))]
fn complete_dynamic_env_quoted_value() {
    if !common::has_command(CMD) {
        return;
    }

    let term = completest::Term::new();
    let mut runtime = common::load_runtime::<RuntimeBuilder>("dynamic-env", "exhaustive");

    let input = "exhaustive quote --choice \t\t";
    let expected = snapbox::str![[r#"
% exhaustive quote --choice
another/ shell  bash            fish            zsh
"#]];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);

    let input = "exhaustive quote --choice an\t\t";
    let expected = snapbox::str!["% exhaustive quote --choice another/ shell "];
    let actual = runtime.complete(input, &term).unwrap();
    assert_data_eq!(actual, expected);
}