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Commit 1483ebd

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claudiorodriguezMylesBorins
claudiorodriguez
authored and
MylesBorins
committed
test: improve readline test coverage for tty
Adds the following tests for tty readline: - go to beginning and end of line - wordLeft - wordRight - deleteWordLeft - deleteWordRight PR-URL: #12064 Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: James M Snell <jasnell@gmail.com>
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‎test/parallel/test-readline-interface.js‎

Copy file name to clipboardExpand all lines: test/parallel/test-readline-interface.js
+136Lines changed: 136 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -567,6 +567,142 @@ function isWarned(emitter) {
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assert.strictEqual(cursorPos.cols, expectedLines.slice(-1)[0].length);
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rli.close();
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}
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{
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// Beginning and end of line
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const fi = new FakeInput();
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const rli = new readline.Interface({
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input: fi,
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output: fi,
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prompt: '',
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terminal: terminal
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});
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fi.emit('data', 'the quick brown fox');
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fi.emit('keypress', '.', { ctrl: true, name: 'a' });
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let cursorPos = rli._getCursorPos();
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assert.strictEqual(cursorPos.rows, 0);
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assert.strictEqual(cursorPos.cols, 0);
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fi.emit('keypress', '.', { ctrl: true, name: 'e' });
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cursorPos = rli._getCursorPos();
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assert.strictEqual(cursorPos.rows, 0);
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assert.strictEqual(cursorPos.cols, 19);
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rli.close();
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}
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{
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// `wordLeft` and `wordRight`
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const fi = new FakeInput();
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const rli = new readline.Interface({
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input: fi,
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output: fi,
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prompt: '',
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terminal: terminal
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});
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fi.emit('data', 'the quick brown fox');
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fi.emit('keypress', '.', { ctrl: true, name: 'left' });
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let cursorPos = rli._getCursorPos();
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assert.strictEqual(cursorPos.rows, 0);
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assert.strictEqual(cursorPos.cols, 16);
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fi.emit('keypress', '.', { meta: true, name: 'b' });
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cursorPos = rli._getCursorPos();
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assert.strictEqual(cursorPos.rows, 0);
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assert.strictEqual(cursorPos.cols, 10);
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fi.emit('keypress', '.', { ctrl: true, name: 'right' });
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cursorPos = rli._getCursorPos();
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assert.strictEqual(cursorPos.rows, 0);
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assert.strictEqual(cursorPos.cols, 16);
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fi.emit('keypress', '.', { meta: true, name: 'f' });
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cursorPos = rli._getCursorPos();
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assert.strictEqual(cursorPos.rows, 0);
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assert.strictEqual(cursorPos.cols, 19);
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rli.close();
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}
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{
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// `deleteWordLeft`
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[
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{ ctrl: true, name: 'w' },
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{ ctrl: true, name: 'backspace' },
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{ meta: true, name: 'backspace' }
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]
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.forEach((deleteWordLeftKey) => {
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let fi = new FakeInput();
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let rli = new readline.Interface({
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input: fi,
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output: fi,
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prompt: '',
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terminal: terminal
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});
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fi.emit('data', 'the quick brown fox');
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fi.emit('keypress', '.', { ctrl: true, name: 'left' });
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rli.on('line', common.mustCall((line) => {
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assert.strictEqual(line, 'the quick fox');
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}));
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fi.emit('keypress', '.', deleteWordLeftKey);
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fi.emit('data', '\n');
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rli.close();
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// No effect if pressed at beginning of line
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fi = new FakeInput();
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rli = new readline.Interface({
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input: fi,
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output: fi,
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prompt: '',
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terminal: terminal
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});
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fi.emit('data', 'the quick brown fox');
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fi.emit('keypress', '.', { ctrl: true, name: 'a' });
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rli.on('line', common.mustCall((line) => {
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assert.strictEqual(line, 'the quick brown fox');
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}));
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fi.emit('keypress', '.', deleteWordLeftKey);
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fi.emit('data', '\n');
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rli.close();
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});
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}
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{
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// `deleteWordRight`
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[
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{ ctrl: true, name: 'delete' },
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{ meta: true, name: 'delete' },
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{ meta: true, name: 'd' }
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]
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.forEach((deleteWordRightKey) => {
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let fi = new FakeInput();
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let rli = new readline.Interface({
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input: fi,
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output: fi,
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prompt: '',
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terminal: terminal
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});
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fi.emit('data', 'the quick brown fox');
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fi.emit('keypress', '.', { ctrl: true, name: 'left' });
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fi.emit('keypress', '.', { ctrl: true, name: 'left' });
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rli.on('line', common.mustCall((line) => {
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assert.strictEqual(line, 'the quick fox');
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}));
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fi.emit('keypress', '.', deleteWordRightKey);
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fi.emit('data', '\n');
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rli.close();
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// No effect if pressed at end of line
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fi = new FakeInput();
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rli = new readline.Interface({
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input: fi,
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output: fi,
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prompt: '',
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terminal: terminal
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});
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fi.emit('data', 'the quick brown fox');
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rli.on('line', common.mustCall((line) => {
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assert.strictEqual(line, 'the quick brown fox');
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}));
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fi.emit('keypress', '.', deleteWordRightKey);
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fi.emit('data', '\n');
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rli.close();
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});
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}
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}
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// isFullWidthCodePoint() should return false for non-numeric values

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