Preflight and integration npx (#1096)

1 files changed, 30 insertions, 0 deletions

diff --git a/integration-tests/file-system.test.js b/integration-tests/file-system.test.js
new file mode 100644
index 00000000..87e9efe2
--- /dev/null
+++ b/integration-tests/file-system.test.js
@@ -0,0 +1,30 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { strict as assert } from 'assert';
+import { test } from 'node:test';
+import { TestRig } from './test-helper.js';
+
+test('reads a file', (t) => {
+  const rig = new TestRig();
+  rig.setup(t.name);
+  rig.createFile('test.txt', 'hello world');
+
+  const output = rig.run(`read the file name test.txt`);
+
+  assert.ok(output.toLowerCase().includes('hello'));
+});
+
+test('writes a file', (t) => {
+  const rig = new TestRig();
+  rig.setup(t.name);
+  rig.createFile('test.txt', '');
+
+  rig.run(`edit test.txt to have a hello world message`);
+
+  const fileContent = rig.readFile('test.txt');
+  assert.ok(fileContent.toLowerCase().includes('hello'));
+});