Mypal/dom/heapsnapshot/tests/unit/test_DominatorTree_03.js

14 lines
587 B
JavaScript

/* 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();
}