extern crate utf16strings;

use utf16strings::*;


// "This is a test string." without null-terminator
static TEST_STRING_ARR_N: [u16; 22] = [84, 104, 105, 115, 32, 105, 115, 32, 97, 32, 116, 101, 115, 116, 32, 115, 116, 114, 105, 110, 103, 46];

fn assert_eq_test_string_with_null_term(arr: &[u16]) {
    assert_eq!(arr[22], 0);
    assert_eq!(arr[0..arr.len() - 1], TEST_STRING_ARR_N);
}

#[test]
fn utf16string_arr_macro_works() {
    let utf16_arr = utf16string_arr!("This is a test string.");

    assert_eq_test_string_with_null_term(&utf16_arr);
}

#[test]
fn utf16string_arr_n_macro_works() {
    let utf16_arr_n = utf16string_arr_n!("This is a test string.");

    assert_eq!(utf16_arr_n, TEST_STRING_ARR_N);
}

#[test]
fn utf16string_macro_works() {
    let utf16_string = utf16string!("This is a test string.");

    let utf16_arr: &[u16];
    unsafe {
        utf16_arr = std::slice::from_raw_parts(utf16_string, 23);
    }

    assert_eq_test_string_with_null_term(utf16_arr);
}

#[test]
fn utf16string_n_macro_works() {
    let utf16_string_n = utf16string_n!("This is a test string.");

    let utf16_arr_n: &[u16];
    unsafe {
        utf16_arr_n = std::slice::from_raw_parts(utf16_string_n, 22);
    }

    assert_eq!(utf16_arr_n, TEST_STRING_ARR_N);
}