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use assert_cmd::prelude::*;
use predicates::prelude::*;
use std::process::Command;

// These tests are mostly here just to ensure that invalid results will be caught when passing arguments...

//======================RATES======================//

fn get_binary_location() -> String {
    env!("CARGO_BIN_EXE_btm").to_string()
}

#[test]
fn test_small_rate() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-r")
        .arg("249")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your update rate to be at least 250 milliseconds.",
        ));
}

#[test]
fn test_large_default_time() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-t")
        .arg("18446744073709551616")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your default value to be at most",
        ));
}

#[test]
fn test_small_default_time() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-t")
        .arg("900")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your default value to be at least",
        ));
}

#[test]
fn test_large_delta_time() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-d")
        .arg("18446744073709551616")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your time delta to be at most",
        ));
}

#[test]
fn test_small_delta_time() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-d")
        .arg("900")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your time delta to be at least",
        ));
}

#[test]
fn test_large_rate() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-r")
        .arg("18446744073709551616")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your update rate to be at most unsigned INT_MAX.",
        ));
}

#[test]
fn test_negative_rate() {
    // This test should auto fail due to how clap works
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-r")
        .arg("-1000")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "wasn't expected, or isn't valid in this context",
        ));
}

#[test]
fn test_invalid_rate() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-r")
        .arg("100-1000")
        .assert()
        .failure()
        .stderr(predicate::str::contains("invalid digit"));
}

#[test]
fn test_conflicting_temps() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("-c")
        .arg("-f")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "cannot be used with one or more of the other specified arguments",
        ));
}

#[test]
fn test_invalid_default_widget_1() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("--default_widget_type")
        .arg("fake_widget")
        .assert()
        .failure()
        .stderr(predicate::str::contains("invalid widget name"));
}

#[test]
fn test_invalid_default_widget_2() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("--default_widget_type")
        .arg("cpu")
        .arg("--default_widget_count")
        .arg("18446744073709551616")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "set your widget count to be at most unsigned INT_MAX",
        ));
}

#[test]
fn test_missing_default_widget_type() {
    Command::new(get_binary_location())
        .arg("-C")
        .arg("./tests/empty_config.toml")
        .arg("--default_widget_count")
        .arg("3")
        .assert()
        .failure()
        .stderr(predicate::str::contains(
            "The following required arguments were not provided",
        ));
}