1 files changed, 34 insertions, 0 deletions
diff --git a/dom/quota/test/common/test_storage_manager_persist_deny.js b/dom/quota/test/common/test_storage_manager_persist_deny.js
new file mode 100644
index 0000000000..855d739ca3
--- /dev/null
+++ b/dom/quota/test/common/test_storage_manager_persist_deny.js
@@ -0,0 +1,34 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+function* testSteps() {
+  SpecialPowers.pushPrefEnv(
+    {
+      set: [["dom.storageManager.prompt.testing.allow", false]],
+    },
+    continueToNextStep
+  );
+  yield undefined;
+
+  navigator.storage.persist().then(grabArgAndContinueHandler);
+  let persistResult = yield undefined;
+
+  is(
+    persistResult,
+    false,
+    "Cancel the persist prompt and resolve a promise with false"
+  );
+
+  navigator.storage.persisted().then(grabArgAndContinueHandler);
+  let persistedResult = yield undefined;
+
+  is(
+    persistResult,
+    persistedResult,
+    "Persist/persisted results are consistent"
+  );
+
+  finishTest();
+}