1 files changed, 79 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-readline-emit-keypress-events.js b/tests/node_compat/test/parallel/test-readline-emit-keypress-events.js
new file mode 100644
index 000000000..542616424
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-readline-emit-keypress-events.js
@@ -0,0 +1,79 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
+
+'use strict';
+// emitKeypressEvents is thoroughly tested in test-readline-keys.js.
+// However, that test calls it implicitly. This is just a quick sanity check
+// to verify that it works when called explicitly.
+
+require('../common');
+const assert = require('assert');
+const readline = require('readline');
+const PassThrough = require('stream').PassThrough;
+
+const expectedSequence = ['f', 'o', 'o'];
+const expectedKeys = [
+  { sequence: 'f', name: 'f', ctrl: false, meta: false, shift: false },
+  { sequence: 'o', name: 'o', ctrl: false, meta: false, shift: false },
+  { sequence: 'o', name: 'o', ctrl: false, meta: false, shift: false },
+];
+
+{
+  const stream = new PassThrough();
+  const sequence = [];
+  const keys = [];
+
+  readline.emitKeypressEvents(stream);
+  stream.on('keypress', (s, k) => {
+    sequence.push(s);
+    keys.push(k);
+  });
+  stream.write('foo');
+
+  assert.deepStrictEqual(sequence, expectedSequence);
+  assert.deepStrictEqual(keys, expectedKeys);
+}
+
+{
+  const stream = new PassThrough();
+  const sequence = [];
+  const keys = [];
+
+  stream.on('keypress', (s, k) => {
+    sequence.push(s);
+    keys.push(k);
+  });
+  readline.emitKeypressEvents(stream);
+  stream.write('foo');
+
+  assert.deepStrictEqual(sequence, expectedSequence);
+  assert.deepStrictEqual(keys, expectedKeys);
+}
+
+{
+  const stream = new PassThrough();
+  const sequence = [];
+  const keys = [];
+  const keypressListener = (s, k) => {
+    sequence.push(s);
+    keys.push(k);
+  };
+
+  stream.on('keypress', keypressListener);
+  readline.emitKeypressEvents(stream);
+  stream.removeListener('keypress', keypressListener);
+  stream.write('foo');
+
+  assert.deepStrictEqual(sequence, []);
+  assert.deepStrictEqual(keys, []);
+
+  stream.on('keypress', keypressListener);
+  stream.write('foo');
+
+  assert.deepStrictEqual(sequence, expectedSequence);
+  assert.deepStrictEqual(keys, expectedKeys);
+}