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<head>
<script src="../../http/tests/inspector/resources/inspector-test.js"></script>
<script src="resources/utilities.js"></script>
<script>
function test()
{
    let suite = InspectorTest.createAsyncSuite("IndexedDB.clearObjectStore");

    suite.addTestCase({
        name: "ClearDatabases",
        description: "Remove any existing IndexedDB databases.",
        test(resolve, reject) {
            // FIXME: Remove any existing IndexedDB databases that might exist to workaround:
            // <https://webkit.org/b/148006> Each test should run with its own clean data store
            IndexedDBAgent.requestDatabaseNames(WI.networkManager.mainFrame.securityOrigin, (error, names) => {
                InspectorTest.evaluateInPage("deleteDatabaseNames(" + JSON.stringify(names) + ")", resolve);
            });
        }
    });

    suite.addTestCase({
        name: "CreateDatabaseAndClearObjectStore",
        description: "Ensure that clearing an object store clears entries in that object store.",
        test(resolve, reject) {
            InspectorTest.evaluateInPage("createDatabaseWithStores('CompleteDatabase', 1)");
            IndexedDBAgent.requestDatabase(WI.networkManager.mainFrame.securityOrigin, "CompleteDatabase", (error, database) => {
                InspectorTest.expectNoError(error);

                function expectObjectStoreEntryCount(objectStore, expectedCount, message) {
                    const securityOrigin = WI.networkManager.mainFrame.securityOrigin;
                    const indexName = "";
                    const skipCount = 0;
                    const pageSize = 10;
                    IndexedDBAgent.requestData(securityOrigin, database.name, objectStore.name, indexName, skipCount, pageSize, (error, entries, hasMore) => {
                        InspectorTest.expectNoError(error);
                        InspectorTest.expectThat(entries.length === expectedCount, message);
                    });
                }

                let securityOrigin = WI.networkManager.mainFrame.securityOrigin;
                let [emptyObjectStore, reviewersObjectStore, statsObjectStore] = database.objectStores;

                expectObjectStoreEntryCount(emptyObjectStore, 0, "'Empty' object store should always be empty.");
                expectObjectStoreEntryCount(reviewersObjectStore, 4, "'Reviewers' object store should start with 4 entries.");
                expectObjectStoreEntryCount(statsObjectStore, 4, "'Stats' object store should start with 4 entries.");

                IndexedDBAgent.clearObjectStore(securityOrigin, database.name, reviewersObjectStore.name, (error) => {
                    InspectorTest.expectNoError(error);
                });

                expectObjectStoreEntryCount(emptyObjectStore, 0, "'Empty' object store should always be empty.");
                expectObjectStoreEntryCount(reviewersObjectStore, 0, "'Reviewers' object store should have been cleared.");
                expectObjectStoreEntryCount(statsObjectStore, 4, "'Stats' object store remain unchanged with 4 entries.");

                IndexedDBAgent.clearObjectStore(securityOrigin, database.name, statsObjectStore.name, (error) => {
                    InspectorTest.expectNoError(error);
                });

                expectObjectStoreEntryCount(emptyObjectStore, 0, "'Empty' object store should always be empty.");
                expectObjectStoreEntryCount(reviewersObjectStore, 0, "'Reviewers' object store should have been cleared.");
                expectObjectStoreEntryCount(statsObjectStore, 0, "'Stats' object store should have been cleared.");

                InspectorBackend.runAfterPendingDispatches(resolve);
            });
        }
    });

    suite.addTestCase({
        name: "NoSuchObjectStore",
        test(resolve, reject) {
            InspectorTest.awaitEvent("DatabaseCreated")
            .then((event) => {
                IndexedDBAgent.requestDatabase(WI.networkManager.mainFrame.securityOrigin, "EmptyDatabase", (error, database) => {
                    IndexedDBAgent.clearObjectStore(WI.networkManager.mainFrame.securityOrigin, database.name, "NoSuchObjectStore", (error) => {
                        InspectorTest.expectThat(error, "Should be an error attempting to clear an object store that does not exist.");
                        resolve();
                    });
                });
            });

            InspectorTest.evaluateInPage("createEmptyDatabase('EmptyDatabase', 1)");
        }
    });

    suite.runTestCasesAndFinish();
}
</script>
</head>
<body onload="runTest()">
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