63 lines
1.8 KiB
JavaScript
63 lines
1.8 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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// Test other dominatorTrees can still be retrieved after deleting a snapshot
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function run_test() {
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run_next_test();
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}
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const breakdown = {
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by: "coarseType",
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objects: { by: "count", count: true, bytes: true },
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scripts: { by: "count", count: true, bytes: true },
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strings: { by: "count", count: true, bytes: true },
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other: { by: "count", count: true, bytes: true },
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};
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function* createSnapshotAndDominatorTree(client) {
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let snapshotFilePath = saveNewHeapSnapshot();
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yield client.readHeapSnapshot(snapshotFilePath);
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let dominatorTreeId = yield client.computeDominatorTree(snapshotFilePath);
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return { dominatorTreeId, snapshotFilePath };
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}
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add_task(function* () {
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const client = new HeapAnalysesClient();
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let savedSnapshots = [
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yield createSnapshotAndDominatorTree(client),
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yield createSnapshotAndDominatorTree(client),
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yield createSnapshotAndDominatorTree(client)
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];
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ok(true, "Create 3 snapshots and dominator trees");
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yield client.deleteHeapSnapshot(savedSnapshots[1].snapshotFilePath);
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ok(true, "Snapshot deleted");
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let tree = yield client.getDominatorTree({
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dominatorTreeId: savedSnapshots[0].dominatorTreeId,
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breakdown
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});
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ok(tree, "Should get a valid tree for first snapshot");
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let threw = false;
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try {
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yield client.getDominatorTree({
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dominatorTreeId: savedSnapshots[1].dominatorTreeId,
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breakdown
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});
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} catch (_) {
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threw = true;
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}
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ok(threw, "getDominatorTree on a deleted snapshot should throw an error");
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tree = yield client.getDominatorTree({
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dominatorTreeId: savedSnapshots[2].dominatorTreeId,
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breakdown
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});
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ok(tree, "Should get a valid tree for third snapshot");
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client.destroy();
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});
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