1 files changed, 133 insertions, 0 deletions
diff --git a/dom/quota/test/xpcshell/test_persist.js b/dom/quota/test/xpcshell/test_persist.js
new file mode 100644
index 0000000000..879343754c
--- /dev/null
+++ b/dom/quota/test/xpcshell/test_persist.js
@@ -0,0 +1,133 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+function* testSteps() {
+  const origin = {
+    url: "http://default.test.persist",
+    path: "storage/default/http+++default.test.persist",
+    persistence: "default",
+  };
+
+  const metadataFileName = ".metadata-v2";
+
+  let principal = getPrincipal(origin.url);
+
+  info("Persisting an uninitialized origin");
+
+  // Origin directory doesn't exist yet, so only check the result for
+  // persisted().
+  let request = persisted(principal, continueToNextStepSync);
+  yield undefined;
+
+  Assert.strictEqual(request.resultCode, NS_OK, "Persisted() succeeded");
+  ok(!request.result, "The origin is not persisted");
+
+  info("Verifying persist() does update the metadata");
+
+  request = persist(principal, continueToNextStepSync);
+  yield undefined;
+
+  Assert.strictEqual(request.resultCode, NS_OK, "Persist() succeeded");
+
+  let originDir = getRelativeFile(origin.path);
+  let exists = originDir.exists();
+  ok(exists, "Origin directory does exist");
+
+  info("Reading out contents of metadata file");
+
+  let metadataFile = originDir.clone();
+  metadataFile.append(metadataFileName);
+
+  File.createFromNsIFile(metadataFile).then(grabArgAndContinueHandler);
+  let file = yield undefined;
+
+  let fileReader = new FileReader();
+  fileReader.onload = continueToNextStepSync;
+  fileReader.readAsArrayBuffer(file);
+  yield undefined;
+
+  let originPersisted = getPersistedFromMetadata(fileReader.result);
+  ok(originPersisted, "The origin is persisted");
+
+  info("Verifying persisted()");
+
+  request = persisted(principal, continueToNextStepSync);
+  yield undefined;
+
+  Assert.strictEqual(request.resultCode, NS_OK, "Persisted() succeeded");
+  Assert.strictEqual(
+    request.result,
+    originPersisted,
+    "Persisted() concurs with metadata"
+  );
+
+  info("Clearing the origin");
+
+  // Clear the origin since we'll test the same directory again under different
+  // circumstances.
+  clearOrigin(principal, origin.persistence, continueToNextStepSync);
+  yield undefined;
+
+  info("Persisting an already initialized origin");
+
+  initTemporaryStorage(continueToNextStepSync);
+  yield undefined;
+
+  initTemporaryOrigin(origin.persistence, principal, continueToNextStepSync);
+  yield undefined;
+
+  info("Reading out contents of metadata file");
+
+  fileReader = new FileReader();
+  fileReader.onload = continueToNextStepSync;
+  fileReader.readAsArrayBuffer(file);
+  yield undefined;
+
+  originPersisted = getPersistedFromMetadata(fileReader.result);
+  ok(!originPersisted, "The origin isn't persisted after clearing");
+
+  info("Verifying persisted()");
+
+  request = persisted(principal, continueToNextStepSync);
+  yield undefined;
+
+  Assert.strictEqual(request.resultCode, NS_OK, "Persisted() succeeded");
+  Assert.strictEqual(
+    request.result,
+    originPersisted,
+    "Persisted() concurs with metadata"
+  );
+
+  info("Verifying persist() does update the metadata");
+
+  request = persist(principal, continueToNextStepSync);
+  yield undefined;
+
+  Assert.strictEqual(request.resultCode, NS_OK, "Persist() succeeded");
+
+  info("Reading out contents of metadata file");
+
+  fileReader = new FileReader();
+  fileReader.onload = continueToNextStepSync;
+  fileReader.readAsArrayBuffer(file);
+  yield undefined;
+
+  originPersisted = getPersistedFromMetadata(fileReader.result);
+  ok(originPersisted, "The origin is persisted");
+
+  info("Verifying persisted()");
+
+  request = persisted(principal, continueToNextStepSync);
+  yield undefined;
+
+  Assert.strictEqual(request.resultCode, NS_OK, "Persisted() succeeded");
+  Assert.strictEqual(
+    request.result,
+    originPersisted,
+    "Persisted() concurs with metadata"
+  );
+
+  finishTest();
+}