IndexedDB: Add tests that verify the source of IDBRequests (#7680)

inexorabletash · web-flow · commit 68349335e6a7 · 2017-10-17T16:57:17.000-07:00
Missing coverage noted in w3c/IndexedDB#213 The test cases verify the `source` property of requests returned by operations made against stores, indexes, and cursors.
diff --git a/IndexedDB/idbcursor-request-source.html b/IndexedDB/idbcursor-request-source.html
@@ -0,0 +1,31 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>IndexedDB: The source of requests made against cursors</title>
+<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbrequest-source">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="support.js"></script>
+<script>
+
+[
+  cursor => cursor.update(0),
+  cursor => cursor.delete()
+].forEach(func => indexeddb_test(
+  (t, db) => {
+    db.createObjectStore('store', {autoIncrement: true});
+  },
+  (t, db) => {
+    const tx = db.transaction('store', 'readwrite');
+    const store = tx.objectStore('store');
+    store.put('value');
+    store.openCursor().onsuccess = t.step_func(e => {
+      const cursor = e.target.result;
+      assert_equals(func(cursor).source, cursor,
+                    `${func}.source should be the cursor itself`);
+      t.done();
+    });
+  },
+  `The source of the request from ${func} is the cursor itself`
+));
+
+</script>
diff --git a/IndexedDB/idbindex-request-source.html b/IndexedDB/idbindex-request-source.html
@@ -0,0 +1,34 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>IndexedDB: The source of requests made against indexes</title>
+<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbrequest-source">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="support.js"></script>
+<script>
+
+[
+  index => index.get(0),
+  index => index.getKey(0),
+  index => index.getAll(),
+  index => index.getAllKeys(),
+  index => index.count(),
+
+  index => index.openCursor(),
+  index => index.openKeyCursor()
+].forEach(func => indexeddb_test(
+  (t, db) => {
+    const store = db.createObjectStore('store', {autoIncrement: true});
+    store.createIndex('index', 'kp');
+  },
+  (t, db) => {
+    const tx = db.transaction('store', 'readwrite');
+    const index = tx.objectStore('store').index('index');
+    assert_equals(func(index).source, index,
+                  `${func}.source should be the index itself`);
+    t.done();
+  },
+  `The source of the request from ${func} is the index itself`
+));
+
+</script>
diff --git a/IndexedDB/idbobjectstore-request-source.html b/IndexedDB/idbobjectstore-request-source.html
@@ -0,0 +1,39 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>IndexedDB: The source of requests made against object stores</title>
+<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbrequest-source">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="support.js"></script>
+<script>
+
+[
+  store => store.put(0),
+  store => store.add(0),
+  store => store.delete(0),
+  store => store.clear(),
+
+  store => store.get(0),
+  store => store.getKey(0),
+  store => store.getAll(),
+  store => store.getAllKeys(),
+  store => store.count(),
+
+  store => store.openCursor(),
+  store => store.openKeyCursor()
+].forEach(func => indexeddb_test(
+  (t, db) => {
+    db.createObjectStore('store', {autoIncrement: true});
+  },
+  (t, db) => {
+    const tx = db.transaction('store', 'readwrite');
+    const store = tx.objectStore('store');
+
+    assert_equals(func(store).source, store,
+                  `${func}.source should be the object store itself`);
+    t.done();
+  },
+  `The source of the request from ${func} is the object store itself`
+));
+
+</script>
