80 lines
2.3 KiB
Rust
80 lines
2.3 KiB
Rust
#![cfg(feature = "wasm")]
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use reconcile_text::{BuiltinTokenizer, CursorPosition, EditedText, TextWithCursors, wasm::*};
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use wasm_bindgen_test::*;
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#[wasm_bindgen_test(unsupported = test)]
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fn test_merge() {
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let left = b"hello ";
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let right = b"world";
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let result = generic_reconcile(b"", left, right, BuiltinTokenizer::Word);
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assert_eq!(result, b"hello world");
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let left = b"\0binary";
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let right = b"other";
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let result = generic_reconcile(b"", left, right, BuiltinTokenizer::Word);
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assert_eq!(result, right);
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}
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#[wasm_bindgen_test(unsupported = test)]
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fn test_merge_text() {
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let left = "hello ";
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let right = "world";
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let result = reconcile("", &left.into(), &right.into(), BuiltinTokenizer::Word).text();
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assert_eq!(result, "hello world");
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}
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#[wasm_bindgen_test(unsupported = test)]
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fn test_merge_text_with_cursors() {
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let result = reconcile(
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"hi",
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&TextWithCursors::new("hi world".to_owned(), vec![]),
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&TextWithCursors::new(
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"hi".to_owned(),
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vec![CursorPosition::new(0, 1), CursorPosition::new(1, 2)],
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),
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BuiltinTokenizer::Word,
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);
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assert_eq!(
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result,
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TextWithCursors::new(
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"hi world".to_owned(),
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vec![CursorPosition::new(0, 1), CursorPosition::new(1, 2)]
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),
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);
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}
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#[wasm_bindgen_test(unsupported = test)]
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fn test_merge_binary() {
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let left = [0, 1, 2];
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let right = [3, 4, 5];
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assert_eq!(
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generic_reconcile(b"", &left, &right, BuiltinTokenizer::Word),
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right
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);
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}
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#[wasm_bindgen_test(unsupported = test)]
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fn test_from_diff_rejects_oversized_lengths() {
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for length in [1_i64 << 32, -(1_i64 << 40), i64::MAX, i64::MIN] {
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let error = EditedText::from_diff("abc", vec![length.into()], &*BuiltinTokenizer::Word)
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.unwrap_err();
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assert!(error.to_string().starts_with("Invalid diff:"));
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}
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}
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#[wasm_bindgen_test] // JsValue isn't supported outside of wasm
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fn test_diff() {
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let parent = "hello ";
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let changed = "world";
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let result = diff(parent, &changed.into(), BuiltinTokenizer::Word).unwrap();
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assert_eq!(result.len(), 2);
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let first: i64 = result[0].clone().try_into().unwrap();
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let second: String = result[1].clone().try_into().unwrap();
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assert_eq!(first, -6);
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assert_eq!(second, "world");
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}
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