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authorMatt A. Tobin <email@mattatobin.com>2020-02-22 17:32:39 -0500
committerMatt A. Tobin <email@mattatobin.com>2020-02-22 17:32:39 -0500
commit4e2e9be6abed3225406b466099e397acc0f914d2 (patch)
tree023551018892b8e76ae80e63a08d9d6a27c21a77 /dom/heapsnapshot/tests/unit/test_DominatorTree_03.js
parenta7888b8cf20691a4090715ab9b055ec3cb75f5e8 (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_03.js')
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1 files changed, 13 insertions, 0 deletions
diff --git a/dom/heapsnapshot/tests/unit/test_DominatorTree_03.js b/dom/heapsnapshot/tests/unit/test_DominatorTree_03.js
new file mode 100644
index 000000000..0a14ce53d
--- /dev/null
+++ b/dom/heapsnapshot/tests/unit/test_DominatorTree_03.js
@@ -0,0 +1,13 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that we can get the root of dominator trees.
+
+function run_test() {
+ const dominatorTree = saveHeapSnapshotAndComputeDominatorTree();
+ equal(typeof dominatorTree.root, "number", "root should be a number");
+ equal(Math.floor(dominatorTree.root), dominatorTree.root, "root should be an integer");
+ ok(dominatorTree.root >= 0, "root should be positive");
+ ok(dominatorTree.root <= Math.pow(2, 48), "root should be less than or equal to 2^48");
+ do_test_finished();
+}