Add m-esr52 at 52.6.0

1 files changed, 54 insertions, 0 deletions

diff --git a/dom/indexedDB/test/unit/test_setVersion_throw.js b/dom/indexedDB/test/unit/test_setVersion_throw.js
new file mode 100644
index 000000000..a589bb385
--- /dev/null
+++ b/dom/indexedDB/test/unit/test_setVersion_throw.js
@@ -0,0 +1,54 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+var testGenerator = testSteps();
+
+function testSteps()
+{
+  const name = this.window ? window.location.pathname : "test_setVersion_throw";
+
+  // This test requires two databases. The first needs to be a low version
+  // number that gets closed when a second higher version number database is
+  // created. Then the upgradeneeded event for the second database throws an
+  // exception and triggers an abort/close.
+
+  let request = indexedDB.open(name, 1);
+  request.onerror = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  request.onupgradeneeded = function(event) {
+    info("Got upgradeneeded event for db 1");
+  };
+  let event = yield undefined;
+
+  is(event.type, "success", "Got success event for db 1");
+
+  let db = event.target.result;
+  db.onversionchange = function(event) {
+    info("Got versionchange event for db 1");
+    event.target.close();
+  }
+
+  executeSoon(continueToNextStepSync);
+  yield undefined;
+
+  request = indexedDB.open(name, 2);
+  request.onerror = grabEventAndContinueHandler;
+  request.onsuccess = unexpectedSuccessHandler;
+  request.onupgradeneeded = function(event) {
+    info("Got upgradeneeded event for db 2");
+    expectUncaughtException(true);
+    trigger_js_exception_by_calling_a_nonexistent_function();
+  };
+  event = yield undefined;
+
+  event.preventDefault();
+
+  is(event.type, "error", "Got an error event for db 2");
+  ok(event.target.error instanceof DOMError, "Request has a DOMError");
+  is(event.target.error.name, "AbortError", "Request has AbortError");
+
+  finishTest();
+  yield undefined;
+}