#![cfg(feature = "wasm")]

use reconcile::wasm::{
    cursor::{JsCursorPosition, JsTextWithCursors},
    lib::{is_binary, is_file_type_mergable, merge, merge_text, merge_text_with_cursors},
};
use wasm_bindgen_test::*;

#[wasm_bindgen_test(unsupported = test)]
fn test_merge() {
    let left = b"hello ";
    let right = b"world";
    let result = merge(b"", left, right);
    assert_eq!(result, b"hello world");

    let left = b"\0binary";
    let right = b"other";
    let result = merge(b"", left, right);
    assert_eq!(result, right);
}

#[wasm_bindgen_test(unsupported = test)]
fn test_merge_text() {
    let left = "hello ";
    let right = "world";
    let result = merge_text("", left, right);
    assert_eq!(result, "hello world");
}

#[wasm_bindgen_test(unsupported = test)]
fn test_merge_text_with_cursors() {
    let result = merge_text_with_cursors(
        "hi",
        JsTextWithCursors::new("hi world".to_owned(), vec![]),
        JsTextWithCursors::new(
            "hi".to_owned(),
            vec![JsCursorPosition::new(0, 1), JsCursorPosition::new(1, 2)],
        ),
    );

    assert_eq!(
        result,
        JsTextWithCursors::new(
            "hi world".to_owned(),
            vec![JsCursorPosition::new(0, 1), JsCursorPosition::new(1, 2)]
        ),
    );
}

#[wasm_bindgen_test(unsupported = test)]
fn merge_binary() {
    let left = [0, 1, 2];
    let right = [3, 4, 5];
    assert_eq!(merge(b"", &left, &right), right);
}

#[wasm_bindgen_test(unsupported = test)]
fn test_is_binary() {
    assert!(is_binary(&[0, 159, 146, 150]));
    assert!(is_binary(&[0, 12]));
    assert!(!is_binary(b"hello"));
}

#[wasm_bindgen_test(unsupported = test)]
fn test_is_binary_empty() {
    assert!(!is_binary(b""));
}

#[wasm_bindgen_test(unsupported = test)]
fn test_is_file_type_mergable() {
    assert!(is_file_type_mergable(".md"));
    assert!(is_file_type_mergable("hi.md"));
    assert!(is_file_type_mergable("my/path/to/my/document.md"));
    assert!(is_file_type_mergable("hi.MD"));
    assert!(is_file_type_mergable("my/path/to/my/DOCUMENT.MD"));

    assert!(!is_file_type_mergable(".json"));
    assert!(!is_file_type_mergable("HELLO.JSON"));
    assert!(!is_file_type_mergable("my/config.yml"));
}