Files
basilisk55/dom/heapsnapshot/tests/unit/test_DominatorTree_04.js
T
roytam1 743d4f8bf7 import from UXP:
- Issue #316 - Make the memory GC performance object conditional (WIP) (1e553d0e)
- Issue #316 - Pre-process Performance.webidl (5b49170b)
- Issue #316 - Be more gentle with the CC and nursery. (10e1c09f)
- Issue #316 - Make sure MOZ_DEVTOOLS_SERVER is passed down to js. (beed2a81)
- Issue #316 - Reclassify heapsnapshot and nsJSInspector as not part of devtools (95d5dcd8)
- Issue #316 - Follow-up to 4e2e9be6a - Move HeapSnapshot DevTools-only Modules back to DevTools (021bff6b)
2022-04-12 00:37:10 +08:00

23 lines
867 B
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that we can get the retained sizes of dominator trees.
function run_test() {
const dominatorTree = saveHeapSnapshotAndComputeDominatorTree();
equal(typeof dominatorTree.getRetainedSize, "function",
"getRetainedSize should be a function");
const size = dominatorTree.getRetainedSize(dominatorTree.root);
ok(size, "should get a size for the root");
equal(typeof size, "number", "retained sizes should be a number");
equal(Math.floor(size), size, "size should be an integer");
ok(size > 0, "size should be positive");
ok(size <= Math.pow(2, 64), "size should be less than or equal to 2^64");
const bad = dominatorTree.getRetainedSize(1);
equal(bad, null, "null is returned for unknown node ids");
do_test_finished();
}