1 files changed, 59 insertions, 0 deletions
diff --git a/remote/test/puppeteer/packages/puppeteer-core/src/node/ChromeLauncher.test.ts b/remote/test/puppeteer/packages/puppeteer-core/src/node/ChromeLauncher.test.ts
new file mode 100644
index 0000000000..9abd3697f7
--- /dev/null
+++ b/remote/test/puppeteer/packages/puppeteer-core/src/node/ChromeLauncher.test.ts
@@ -0,0 +1,59 @@
+/**
+ * @license
+ * Copyright 2023 Google Inc.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+import {describe, it} from 'node:test';
+
+import expect from 'expect';
+
+import {getFeatures, removeMatchingFlags} from './ChromeLauncher.js';
+
+describe('getFeatures', () => {
+  it('returns an empty array when no options are provided', () => {
+    const result = getFeatures('--foo');
+    expect(result).toEqual([]);
+  });
+
+  it('returns an empty array when no options match the flag', () => {
+    const result = getFeatures('--foo', ['--bar', '--baz']);
+    expect(result).toEqual([]);
+  });
+
+  it('returns an array of values when options match the flag', () => {
+    const result = getFeatures('--foo', ['--foo=bar', '--foo=baz']);
+    expect(result).toEqual(['bar', 'baz']);
+  });
+
+  it('does not handle whitespace', () => {
+    const result = getFeatures('--foo', ['--foo bar', '--foo baz ']);
+    expect(result).toEqual([]);
+  });
+
+  it('handles equals sign around the flag and value', () => {
+    const result = getFeatures('--foo', ['--foo=bar', '--foo=baz ']);
+    expect(result).toEqual(['bar', 'baz']);
+  });
+});
+
+describe('removeMatchingFlags', () => {
+  it('empty', () => {
+    const a: string[] = [];
+    expect(removeMatchingFlags(a, '--foo')).toEqual([]);
+  });
+
+  it('with one match', () => {
+    const a: string[] = ['--foo=1', '--bar=baz'];
+    expect(removeMatchingFlags(a, '--foo')).toEqual(['--bar=baz']);
+  });
+
+  it('with multiple matches', () => {
+    const a: string[] = ['--foo=1', '--foo=2', '--bar=baz'];
+    expect(removeMatchingFlags(a, '--foo')).toEqual(['--bar=baz']);
+  });
+
+  it('with no matches', () => {
+    const a: string[] = ['--foo=1', '--bar=baz'];
+    expect(removeMatchingFlags(a, '--baz')).toEqual(['--foo=1', '--bar=baz']);
+  });
+});