#[cfg(test)]
use crate::tcl::{commands, comments, words};

#[test]
fn test_commands_working() {
    let testcase_1: &str = "cmd_a;cmd_b;cmd_c";
    let testcase_2: &str = "cmd_a\ncmd_b\ncmd_c";
    let verify: Vec<String> = vec![
        String::from("cmd_a"),
        String::from("cmd_b"),
        String::from("cmd_c"),
    ];

    assert_eq!(commands(testcase_1), verify);
    assert_eq!(commands(testcase_2), verify);
}

#[test]
fn test_commands_quotes() {
    let testcase_1: &str = "cmd_a\n\"cmd_b\"\ncmd_c";
    let verify_1: Vec<String> = vec![
        String::from("cmd_a"),
        String::from("\"cmd_b\""),
        String::from("cmd_c"),
    ];

    let testcase_2: &str = "cmd_a;\"cmd_b;cmd_c\"";
    let verify_2: Vec<String> = vec![String::from("cmd_a"), String::from("\"cmd_b;cmd_c\"")];

    let testcase_3: &str = "cmd_a;\"cmd_b\ncmd_c\"";
    let verify_3: Vec<String> = vec![String::from("cmd_a"), String::from("\"cmd_b\ncmd_c\"")];

    let case_1 = commands(testcase_1);
    let case_2 = commands(testcase_2);
    let case_3 = commands(testcase_3);

    assert_eq!(case_1, verify_1);
    assert_eq!(case_2, verify_2);
    assert_eq!(case_3, verify_3);
}

#[test]
fn test_words_simple() {
    let testcase: &str = "routine argument 1234 0x123 abcd";
    let verify: Vec<String> = vec![
        String::from("routine"),
        String::from("argument"),
        String::from("1234"),
        String::from("0x123"),
        String::from("abcd"),
    ];
    let case: Vec<String> = words(testcase);
    assert_eq!(case, verify);
}

#[test]
fn test_words_quoted() {
    let testcase: &str = "routine \"argument with spaces\" 1234 0x543";
    let verify: Vec<String> = vec![
        String::from("routine"),
        String::from("\"argument with spaces\""),
        String::from("1234"),
        String::from("0x543"),
    ];

    let case: Vec<String> = words(testcase);
    assert_eq!(case, verify);
}

#[test]
fn test_remove_comments() {
    let testcase_1: &str = "test#noreplacement";
    let testcase_2: &str = ";#replace_this\n";
    let verify_1: &str = "test#noreplacement";
    let verify_2: &str = ";";
    let case_1: String = comments(testcase_1);
    let case_2: String = comments(testcase_2);

    assert_eq!(verify_1, case_1.as_str());
    assert_eq!(verify_2, case_2.as_str());
}