| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../http/tests/inspector/resources/inspector-test.js"></script> |
| <script> |
| function triggerCreateObjects() { |
| window.list = []; |
| for (let i = 0; i < 100; ++i) |
| window.list.push({key: "value" + i}); |
| } |
| |
| function triggerRemoveObjects() { |
| window.list = null; |
| } |
| |
| function test() |
| { |
| let suite = InspectorTest.createAsyncSuite("HeapSnapshot.CollectionEvent"); |
| |
| let snapshot = null; |
| |
| suite.addTestCase({ |
| name: "HeapSnapshot", |
| test(resolve, reject) { |
| InspectorTest.evaluateInPage("triggerCreateObjects()"); |
| HeapAgent.snapshot((error, timestamp, snapshotStringData) => { |
| InspectorTest.expectThat(!error, "Should not have an error creating a snapshot."); |
| let workerProxy = WI.HeapSnapshotWorkerProxy.singleton(); |
| workerProxy.createSnapshot(snapshotStringData, ({objectId, snapshot: serializedSnapshot}) => { |
| snapshot = WI.HeapSnapshotProxy.deserialize(objectId, serializedSnapshot); |
| InspectorTest.expectThat(snapshot, "Should create HeapSnapshotProxy snapshot."); |
| resolve(); |
| }); |
| }); |
| } |
| }); |
| |
| suite.addTestCase({ |
| name: "HeapSnapshotCollectionEvent", |
| test(resolve, reject) { |
| InspectorTest.evaluateInPage("triggerRemoveObjects()"); |
| |
| let workerProxy = WI.HeapSnapshotWorkerProxy.singleton(); |
| HeapAgent.snapshot((error, timestamp, snapshotStringData) => { |
| InspectorTest.expectThat(!error, "Should not have an error creating a snapshot."); |
| workerProxy.createSnapshot(snapshotStringData, ({objectId, snapshot: serializedSnapshot}) => { |
| // Ignore result. This should trigger the collection event. |
| }); |
| }); |
| |
| workerProxy.addEventListener(WI.HeapSnapshotWorkerProxy.Event.Collection, (event) => { |
| InspectorTest.pass("Received HeapSnapshot.CollectionEvent."); |
| InspectorTest.expectThat(Object.keys(event.data.collectedNodes).length >= 200, "Collection should include at least 200 nodes (100 objects and 100 strings)."); |
| InspectorTest.expectThat(event.data.affectedSnapshots.includes(snapshot.identifier), "Collection should affect the first snapshot."); |
| resolve(); |
| }); |
| } |
| }); |
| |
| suite.addTestCase({ |
| name: "HeapSnapshot.prototype.update", |
| test(resolve, reject) { |
| let categoriesBefore = snapshot.categories; |
| snapshot.update(() => { |
| let categoriesAfter = snapshot.categories; |
| InspectorTest.expectThat(categoriesBefore.get("Object").deadCount === 0, "0 Objects were dead before."); |
| InspectorTest.expectThat(categoriesAfter.get("Object").deadCount >= 100, "At least 100 Objects are dead after."); |
| InspectorTest.expectThat(categoriesBefore.get("string").deadCount === 0, "0 strings were dead before."); |
| InspectorTest.expectThat(categoriesAfter.get("string").deadCount >= 100, "At least 100 strings are dead after."); |
| resolve(); |
| }); |
| } |
| }); |
| |
| suite.runTestCasesAndFinish(); |
| } |
| </script> |
| </head> |
| <body onload="runTest()"> |
| <p>Testing HeapSnapshot CollectionEvent between snapshots.</p> |
| </body> |
| </html> |
