1 files changed, 34 insertions, 0 deletions
diff --git a/testing/web-platform/tests/idle-detection/idle-permission.tentative.https.window.js b/testing/web-platform/tests/idle-detection/idle-permission.tentative.https.window.js
new file mode 100644
index 0000000000..524062f9f3
--- /dev/null
+++ b/testing/web-platform/tests/idle-detection/idle-permission.tentative.https.window.js
@@ -0,0 +1,34 @@
+// META: script=/resources/testdriver.js
+// META: script=/resources/testdriver-vendor.js
+'use strict';
+
+promise_test(async t => {
+  await test_driver.set_permission({name: 'idle-detection'}, 'denied');
+
+  let detector = new IdleDetector();
+  await promise_rejects_dom(t, 'NotAllowedError', detector.start());
+}, 'Denying idle-detection permission should block access.');
+
+promise_test(async t => {
+  await test_driver.set_permission({name: 'idle-detection'}, 'granted');
+
+  let detector = new IdleDetector();
+  await detector.start();
+
+  assert_true(
+      ['active', 'idle'].includes(detector.userState),
+      'has a valid user state');
+  assert_true(
+      ['locked', 'unlocked'].includes(detector.screenState),
+      'has a valid screen state');
+}, 'Granting idle-detection permission should allow access.');
+
+promise_test(async t => {
+  await test_driver.set_permission({name: 'idle-detection'}, 'prompt');
+
+  await promise_rejects_dom(t, 'NotAllowedError', IdleDetector.requestPermission());
+
+  await test_driver.bless('request permission');
+  let state = await IdleDetector.requestPermission();
+  assert_equals(state, 'prompt');
+}, 'The idle-detection permission cannot be requested without a user gesture');