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authorMatt A. Tobin <email@mattatobin.com>2020-02-22 17:32:39 -0500
committerwolfbeast <mcwerewolf@wolfbeast.com>2020-04-14 12:50:57 +0200
commit36fc5f674ef1a02d1498484c563a7108f4de44ed (patch)
tree120483cd8fc0decd189d5118941a9b23d6156ad5 /dom/heapsnapshot/tests/unit/test_DominatorTree_02.js
parent7b30664f59e65cadb7d5eb2e42591e90a32871f8 (diff)
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Reclassify heapsnapshot and nsJSInspector as not part of devtools
This resolves Issue #316
Diffstat (limited to 'dom/heapsnapshot/tests/unit/test_DominatorTree_02.js')
-rw-r--r--dom/heapsnapshot/tests/unit/test_DominatorTree_02.js40
1 files changed, 40 insertions, 0 deletions
diff --git a/dom/heapsnapshot/tests/unit/test_DominatorTree_02.js b/dom/heapsnapshot/tests/unit/test_DominatorTree_02.js
new file mode 100644
index 000000000..a518f8a27
--- /dev/null
+++ b/dom/heapsnapshot/tests/unit/test_DominatorTree_02.js
@@ -0,0 +1,40 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that we can compute dominator trees from a snapshot in a worker.
+
+add_task(function* () {
+ const worker = new ChromeWorker("resource://test/dominator-tree-worker.js");
+ worker.postMessage({});
+
+ let assertionCount = 0;
+ worker.onmessage = e => {
+ if (e.data.type !== "assertion") {
+ return;
+ }
+
+ ok(e.data.passed, e.data.msg + "\n" + e.data.stack);
+ assertionCount++;
+ };
+
+ yield waitForDone(worker);
+
+ ok(assertionCount > 0);
+ worker.terminate();
+});
+
+function waitForDone(w) {
+ return new Promise((resolve, reject) => {
+ w.onerror = e => {
+ reject();
+ ok(false, "Error in worker: " + e);
+ };
+
+ w.addEventListener("message", function listener(e) {
+ if (e.data.type === "done") {
+ w.removeEventListener("message", listener, false);
+ resolve();
+ }
+ }, false);
+ });
+}