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296fa2512b
- Update CSS tests to revision e05bfd5e30ed662c2f8a353577003f8eed230180. - Update web-platform-tests to revision a052787dd5c069a340031011196b73affbd68cd9.
134 lines
4.9 KiB
HTML
134 lines
4.9 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<title>
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IndexedDB: scoping for database / object store / index names, and index keys
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</title>
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<link rel="help" href="https://w3c.github.io/IndexedDB/#constructs">
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<link rel="author" href="pwnall@chromium.org" title="Victor Costan">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="support-promises.js"></script>
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<script>
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'use strict';
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// Creates the structure inside a test database.
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//
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// The structure includes two stores with identical indexes and nearly-similar
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// records. The records differ in the "path" attribute values, which are used to
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// verify that IndexedDB returns the correct records when queried.
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//
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// databaseName appears redundant, but we don't want to rely on database.name.
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const buildStores = (database, databaseName, useUniqueKeys) => {
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for (let storeName of ['x', 'y']) {
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const store = database.createObjectStore(
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storeName, { keyPath: 'pKey', autoIncrement: true });
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for (let indexName of ['x', 'y']) {
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store.createIndex(
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indexName, `${indexName}Key`, { unique: useUniqueKeys });
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}
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for (let xKeyRoot of ['x', 'y']) {
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for (let yKeyRoot of ['x', 'y']) {
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let xKey, yKey;
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if (useUniqueKeys) {
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xKey = `${xKeyRoot}${yKeyRoot}`;
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yKey = `${yKeyRoot}${xKeyRoot}`;
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} else {
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xKey = xKeyRoot;
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yKey = yKeyRoot;
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}
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const path = `${databaseName}-${storeName}-${xKeyRoot}-${yKeyRoot}`;
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store.put({ xKey: xKey, yKey: yKey, path: path });
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}
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}
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}
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};
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// Creates two databases with identical structures.
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const buildDatabases = (testCase, useUniqueKeys) => {
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return createNamedDatabase(
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testCase, 'x', database => buildStores(database, 'x', useUniqueKeys))
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.then(database => database.close())
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.then(() => createNamedDatabase(
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testCase, 'y', database => buildStores(database, 'y', useUniqueKeys)))
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.then(database => database.close());
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};
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// Reads all the store's values using an index.
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//
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// Returns a Promise that resolves with an array of values.
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const readIndex = (testCase, index) => {
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return new Promise((resolve, reject) => {
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const results = [];
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const request = index.openCursor(IDBKeyRange.bound('a', 'z'), 'next');
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request.onsuccess = () => {
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const cursor = request.result;
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if (cursor) {
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results.push(cursor.value);
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cursor.continue();
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} else {
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resolve(results);
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}
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}
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});
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}
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// Verifies that a database contains the expected records.
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const checkDatabaseContent =
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(testCase, database, databaseName, usedUniqueKeys) => {
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const promises = [];
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const transaction = database.transaction(['x', 'y'], 'readonly');
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for (let storeName of ['x', 'y']) {
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const store = transaction.objectStore(storeName);
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for (let indexName of ['x', 'y']) {
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const index = store.index(indexName);
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const promise = readIndex(testCase, index).then((results) => {
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assert_array_equals(
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results.map(result => `${result.path}:${result.pKey}`).sort(),
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[`${databaseName}-${storeName}-x-x:1`,
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`${databaseName}-${storeName}-x-y:2`,
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`${databaseName}-${storeName}-y-x:3`,
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`${databaseName}-${storeName}-y-y:4`],
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'The results should include all records put into the store');
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let expectedKeys = (usedUniqueKeys) ?
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['xx:xx', 'xy:yx', 'yx:xy', 'yy:yy'] : ['x:x', 'x:y', 'y:x', 'y:y'];
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assert_array_equals(
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results.map(result => `${result.xKey}:${result.yKey}`).sort(),
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expectedKeys,
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'The results should include all the index keys put in the store');
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assert_array_equals(
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results.map(result => result[`${indexName}Key`]),
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results.map(result => result[`${indexName}Key`]).sort(),
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'The results should be sorted by the index key');
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});
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promises.push(promise);
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}
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}
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return Promise.all(promises).then(() => database);
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}
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promise_test(testCase => {
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return buildDatabases(testCase, false)
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.then(() => openNamedDatabase(testCase, 'x', 1))
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.then(database => checkDatabaseContent(testCase, database, 'x', false))
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.then(database => database.close())
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.then(() => openNamedDatabase(testCase, 'y', 1))
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.then(database => checkDatabaseContent(testCase, database, 'y', false))
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.then(database => database.close());
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}, 'Non-unique index keys');
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promise_test(testCase => {
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return buildDatabases(testCase, true)
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.then(() => openNamedDatabase(testCase, 'x', 1))
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.then(database => checkDatabaseContent(testCase, database, 'x', true))
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.then(database => database.close())
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.then(() => openNamedDatabase(testCase, 'y', 1))
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.then(database => checkDatabaseContent(testCase, database, 'y', true))
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.then(database => database.close());
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}, 'Unique index keys');
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</script>
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