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:   let name = this.window ? window.location.pathname : "Splendid Test";
michael@0:   let request = indexedDB.open(name, 1);
michael@0:   request.onerror = errorHandler;
michael@0:   request.onupgradeneeded = grabEventAndContinueHandler;
michael@0:   request.onsuccess = grabEventAndContinueHandler;
michael@0: 
michael@0:   let event = yield undefined;
michael@0: 
michael@0:   let db = event.target.result;
michael@0:   db.onerror = errorHandler;
michael@0: 
michael@0:   for each (let autoIncrement in [false, true]) {
michael@0:     let objectStore =
michael@0:       db.createObjectStore(autoIncrement, { keyPath: "id",
michael@0:                                             autoIncrement: autoIncrement });
michael@0: 
michael@0:     for (let i = 0; i < 10; i++) {
michael@0:       objectStore.add({ id: i, index: i });
michael@0:     }
michael@0: 
michael@0:     for each (let unique in [false, true]) {
michael@0:       objectStore.createIndex(unique, "index", { unique: unique });
michael@0:     }
michael@0: 
michael@0:     for (let i = 10; i < 20; i++) {
michael@0:       objectStore.add({ id: i, index: i });
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   event = yield undefined;
michael@0:   is(event.type, "success", "expect a success event");
michael@0: 
michael@0:   for each (let autoIncrement in [false, true]) {
michael@0:     let objectStore = db.transaction(autoIncrement)
michael@0:                         .objectStore(autoIncrement);
michael@0: 
michael@0:     objectStore.count().onsuccess = grabEventAndContinueHandler;
michael@0:     let event = yield undefined;
michael@0: 
michael@0:     is(event.target.result, 20, "Correct number of entries in objectStore");
michael@0: 
michael@0:     let objectStoreCount = event.target.result;
michael@0:     let indexCount = event.target.result;
michael@0: 
michael@0:     for each (let unique in [false, true]) {
michael@0:       let index = db.transaction(autoIncrement, "readwrite")
michael@0:                     .objectStore(autoIncrement)
michael@0:                     .index(unique);
michael@0: 
michael@0:       index.count().onsuccess = grabEventAndContinueHandler;
michael@0:       let event = yield undefined;
michael@0: 
michael@0:       is(event.target.result, indexCount,
michael@0:          "Correct number of entries in index");
michael@0: 
michael@0:       let modifiedEntry = unique ? 5 : 10;
michael@0:       let keyRange = IDBKeyRange.only(modifiedEntry);
michael@0: 
michael@0:       let sawEntry = false;
michael@0:       index.openCursor(keyRange).onsuccess = function(event) {
michael@0:         let cursor = event.target.result;
michael@0:         if (cursor) {
michael@0:           sawEntry = true;
michael@0:           is(cursor.key, modifiedEntry, "Correct key");
michael@0: 
michael@0:           cursor.value.index = unique ? 30 : 35;
michael@0:           cursor.update(cursor.value).onsuccess = function(event) {
michael@0:             cursor.continue();
michael@0:           }
michael@0:         }
michael@0:         else {
michael@0:           continueToNextStep();
michael@0:         }
michael@0:       }
michael@0:       yield undefined;
michael@0: 
michael@0:       is(sawEntry, true, "Saw entry for key value " + modifiedEntry);
michael@0: 
michael@0:       // Recount index. Shouldn't change.
michael@0:       index = db.transaction(autoIncrement, "readwrite")
michael@0:                 .objectStore(autoIncrement)
michael@0:                 .index(unique);
michael@0: 
michael@0:       index.count().onsuccess = grabEventAndContinueHandler;
michael@0:       event = yield undefined;
michael@0: 
michael@0:       is(event.target.result, indexCount,
michael@0:          "Correct number of entries in index");
michael@0: 
michael@0:       modifiedEntry = unique ? 30 : 35;
michael@0:       keyRange = IDBKeyRange.only(modifiedEntry);
michael@0: 
michael@0:       sawEntry = false;
michael@0:       index.openCursor(keyRange).onsuccess = function(event) {
michael@0:         let cursor = event.target.result;
michael@0:         if (cursor) {
michael@0:           sawEntry = true;
michael@0:           is(cursor.key, modifiedEntry, "Correct key");
michael@0: 
michael@0:           delete cursor.value.index;
michael@0:           cursor.update(cursor.value).onsuccess = function(event) {
michael@0:             indexCount--;
michael@0:             cursor.continue();
michael@0:           }
michael@0:         }
michael@0:         else {
michael@0:           continueToNextStep();
michael@0:         }
michael@0:       }
michael@0:       yield undefined;
michael@0: 
michael@0:       is(sawEntry, true, "Saw entry for key value " + modifiedEntry);
michael@0: 
michael@0:       // Recount objectStore. Should be unchanged.
michael@0:       objectStore = db.transaction(autoIncrement, "readwrite")
michael@0:                       .objectStore(autoIncrement);
michael@0: 
michael@0:       objectStore.count().onsuccess = grabEventAndContinueHandler;
michael@0:       event = yield undefined;
michael@0: 
michael@0:       is(event.target.result, objectStoreCount,
michael@0:          "Correct number of entries in objectStore");
michael@0: 
michael@0:       // Recount index. Should be one item less.
michael@0:       index = objectStore.index(unique);
michael@0: 
michael@0:       index.count().onsuccess = grabEventAndContinueHandler;
michael@0:       event = yield undefined;
michael@0: 
michael@0:       is(event.target.result, indexCount,
michael@0:          "Correct number of entries in index");
michael@0: 
michael@0:       modifiedEntry = objectStoreCount - 1;
michael@0: 
michael@0:       objectStore.delete(modifiedEntry).onsuccess =
michael@0:         grabEventAndContinueHandler;
michael@0:       event = yield undefined;
michael@0: 
michael@0:       objectStoreCount--;
michael@0:       indexCount--;
michael@0: 
michael@0:       objectStore.count().onsuccess = grabEventAndContinueHandler;
michael@0:       event = yield undefined;
michael@0: 
michael@0:       is(event.target.result, objectStoreCount,
michael@0:          "Correct number of entries in objectStore");
michael@0: 
michael@0:       index.count().onsuccess = grabEventAndContinueHandler;
michael@0:       event = yield undefined;
michael@0: 
michael@0:       is(event.target.result, indexCount,
michael@0:          "Correct number of entries in index");
michael@0: 
michael@0:       index = event = null; // Bug 943409 workaround.
michael@0:     }
michael@0:     objectStore = event = null; // Bug 943409 workaround.
michael@0:   }
michael@0: 
michael@0:   finishTest();
michael@0:   event = db = request = null; // Bug 943409 workaround.
michael@0:   yield undefined;
michael@0: }