michael@0: /**
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/
michael@0:  */
michael@0: 
michael@0: var testGenerator = testSteps();
michael@0: 
michael@0: function testSteps()
michael@0: {
michael@0:   const name = this.window ? window.location.pathname : "Splendid Test";
michael@0: 
michael@0:   // Open a datbase for the first time.
michael@0:   let request = indexedDB.open(name, 1);
michael@0: 
michael@0:   // Sanity checks
michael@0:   ok(request instanceof IDBRequest, "Request should be an IDBRequest");
michael@0:   ok(request instanceof IDBOpenDBRequest, "Request should be an IDBOpenDBRequest");
michael@0:   //ok(request instanceof EventTarget, "Request should be an EventTarget");
michael@0:   is(request.source, null, "Request should have no source");
michael@0:   try {
michael@0:     request.result;
michael@0:     ok(false, "Getter should have thrown!");
michael@0:   } catch (e if e.result == 0x80660006 /* NS_ERROR_DOM_INDEXEDDB_NOTALLOWED_ERR */) {
michael@0:     ok(true, "Getter threw the right exception");
michael@0:   }
michael@0: 
michael@0:   request.onerror = errorHandler;
michael@0:   request.onsuccess = grabEventAndContinueHandler;
michael@0:   let event = yield undefined;
michael@0: 
michael@0:   let versionChangeEventCount = 0;
michael@0:   let db1, db2, db3;
michael@0: 
michael@0:   db1 = event.target.result;
michael@0:   db1.addEventListener("versionchange", function(event) {
michael@0:     ok(true, "Got version change event");
michael@0:     ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
michael@0:     is(event.target.source, null, "Correct source");
michael@0:     is(event.target, db1, "Correct target");
michael@0:     is(event.target.version, 1, "Correct db version");
michael@0:     is(event.oldVersion, 1, "Correct event oldVersion");
michael@0:     is(event.newVersion, 2, "Correct event newVersion");
michael@0:     is(versionChangeEventCount++, 0, "Correct count");
michael@0:     db1.close();
michael@0:   }, false);
michael@0: 
michael@0:   // Open the database again and trigger an upgrade that should succeed
michael@0:   request = indexedDB.open(name, 2);
michael@0:   request.onerror = errorHandler;
michael@0:   request.onsuccess = errorHandler;
michael@0:   request.onupgradeneeded = grabEventAndContinueHandler;
michael@0:   if (SpecialPowers.isMainProcess()) {
michael@0:     request.onblocked = errorHandler;
michael@0:   }
michael@0:   else {
michael@0:     todo(false, "Need to fix blocked events in child processes!");
michael@0:   }
michael@0:   event = yield undefined;
michael@0: 
michael@0:   // Test the upgradeneeded event.
michael@0:   ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
michael@0:   ok(event.target.result instanceof IDBDatabase, "Good result");
michael@0:   db2 = event.target.result;
michael@0:   is(event.target.transaction.mode, "versionchange",
michael@0:      "Correct mode");
michael@0:   is(db2.version, 2, "Correct db version");
michael@0:   is(event.oldVersion, 1, "Correct event oldVersion");
michael@0:   is(event.newVersion, 2, "Correct event newVersion");
michael@0: 
michael@0:   request.onupgradeneeded = errorHandler;
michael@0:   request.onsuccess = grabEventAndContinueHandler;
michael@0:   event = yield undefined;
michael@0: 
michael@0:   db2.addEventListener("versionchange", function(event) {
michael@0:     ok(true, "Got version change event");
michael@0:     ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
michael@0:     is(event.target.source, null, "Correct source");
michael@0:     is(event.target, db2, "Correct target");
michael@0:     is(event.target.version, 2, "Correct db version");
michael@0:     is(event.oldVersion, 2, "Correct event oldVersion");
michael@0:     is(event.newVersion, 3, "Correct event newVersion");
michael@0:     is(versionChangeEventCount++, 1, "Correct count");
michael@0:   }, false);
michael@0: 
michael@0:   // Test opening the existing version again
michael@0:   request = indexedDB.open(name, 2);
michael@0:   request.onerror = errorHandler;
michael@0:   request.onsuccess = grabEventAndContinueHandler;
michael@0:   if (SpecialPowers.isMainProcess()) {
michael@0:     request.onblocked = errorHandler;
michael@0:   }
michael@0:   else {
michael@0:     todo(false, "Need to fix blocked events in child processes!");
michael@0:   }
michael@0:   event = yield undefined;
michael@0: 
michael@0:   db3 = event.target.result;
michael@0: 
michael@0:   // Test an upgrade that should fail
michael@0:   request = indexedDB.open(name, 3);
michael@0:   request.onerror = errorHandler;
michael@0:   request.onsuccess = errorHandler;
michael@0:   request.onupgradeneeded = errorHandler;
michael@0:   request.onblocked = grabEventAndContinueHandler;
michael@0: 
michael@0:   event = yield undefined;
michael@0:   ok(true, "Got version change blocked event");
michael@0:   ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
michael@0:   is(event.target.source, null, "Correct source");
michael@0:   is(event.target.transaction, null, "Correct transaction");
michael@0:   is(event.target, request, "Correct target");
michael@0:   is(db3.version, 2, "Correct db version");
michael@0:   is(event.oldVersion, 2, "Correct event oldVersion");
michael@0:   is(event.newVersion, 3, "Correct event newVersion");
michael@0:   versionChangeEventCount++;
michael@0:   db2.close();
michael@0:   db3.close();
michael@0: 
michael@0:   request.onupgradeneeded = grabEventAndContinueHandler;
michael@0:   request.onsuccess = grabEventAndContinueHandler;
michael@0: 
michael@0:   event = yield undefined;
michael@0:   event = yield undefined;
michael@0: 
michael@0:   db3 = event.target.result;
michael@0:   db3.close();
michael@0: 
michael@0:   // Test another upgrade that should succeed.
michael@0:   request = indexedDB.open(name, 4);
michael@0:   request.onerror = errorHandler;
michael@0:   request.onsuccess = errorHandler;
michael@0:   request.onupgradeneeded = grabEventAndContinueHandler;
michael@0:   if (SpecialPowers.isMainProcess()) {
michael@0:     request.onblocked = errorHandler;
michael@0:   }
michael@0:   else {
michael@0:     todo(false, "Need to fix blocked events in child processes!");
michael@0:   }
michael@0: 
michael@0:   event = yield undefined;
michael@0: 
michael@0:   ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
michael@0:   ok(event.target.result instanceof IDBDatabase, "Good result");
michael@0:   is(event.target.transaction.mode, "versionchange",
michael@0:      "Correct mode");
michael@0:   is(event.oldVersion, 3, "Correct event oldVersion");
michael@0:   is(event.newVersion, 4, "Correct event newVersion");
michael@0: 
michael@0:   request.onsuccess = grabEventAndContinueHandler;
michael@0: 
michael@0:   event = yield undefined;
michael@0:   ok(event.target.result instanceof IDBDatabase, "Expect a database here");
michael@0:   is(event.target.result.version, 4, "Right version");
michael@0:   is(db3.version, 3, "After closing the version should not change!");
michael@0:   is(db2.version, 2, "After closing the version should not change!");
michael@0:   is(db1.version, 1, "After closing the version should not change!");
michael@0: 
michael@0:   is(versionChangeEventCount, 3, "Saw all expected events");
michael@0: 
michael@0:   event = new IDBVersionChangeEvent("versionchange");
michael@0:   ok(event, "Should be able to create an event with just passing in the type");
michael@0:   event = new IDBVersionChangeEvent("versionchange", {oldVersion: 1});
michael@0:   ok(event, "Should be able to create an event with just the old version");
michael@0:   is(event.oldVersion, 1, "Correct old version");
michael@0:   is(event.newVersion, null, "Correct new version");
michael@0:   event = new IDBVersionChangeEvent("versionchange", {newVersion: 1});
michael@0:   ok(event, "Should be able to create an event with just the new version");
michael@0:   is(event.oldVersion, 0, "Correct old version");
michael@0:   is(event.newVersion, 1, "Correct new version");
michael@0:   event = new IDBVersionChangeEvent("versionchange", {oldVersion: 1, newVersion: 2});
michael@0:   ok(event, "Should be able to create an event with both versions");
michael@0:   is(event.oldVersion, 1, "Correct old version");
michael@0:   is(event.newVersion, 2, "Correct new version");
michael@0: 
michael@0:   finishTest();
michael@0:   yield undefined;
michael@0: }
michael@0: