Mypal/dom/heapsnapshot/tests/unit/test_HeapAnalyses_takeCensu...

45 lines
1.2 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that the HeapAnalyses{Client,Worker} can take censuses and return
// a CensusTreeNode.
function run_test() {
run_next_test();
}
const BREAKDOWN = {
by: "internalType",
then: { by: "count", count: true, bytes: true }
};
add_task(function* () {
const client = new HeapAnalysesClient();
const snapshotFilePath = saveNewHeapSnapshot();
yield client.readHeapSnapshot(snapshotFilePath);
ok(true, "Should have read the heap snapshot");
const { report } = yield client.takeCensus(snapshotFilePath, {
breakdown: BREAKDOWN
});
const { report: treeNode } = yield client.takeCensus(snapshotFilePath, {
breakdown: BREAKDOWN
}, {
asTreeNode: true
});
ok(treeNode.children.length > 0, "treeNode has children");
ok(treeNode.children.every(type => {
return "name" in type &&
"bytes" in type &&
"count" in type;
}), "all of tree node's children have name, bytes, count");
compareCensusViewData(BREAKDOWN, report, treeNode,
"Returning census as a tree node represents same data as the report");
client.destroy();
});