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author | Matt A. Tobin <email@mattatobin.com> | 2020-02-22 17:32:39 -0500 |
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committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2020-04-14 12:50:57 +0200 |
commit | 36fc5f674ef1a02d1498484c563a7108f4de44ed (patch) | |
tree | 120483cd8fc0decd189d5118941a9b23d6156ad5 /dom/heapsnapshot/tests/unit/test_HeapSnapshot_takeCensus_12.js | |
parent | 7b30664f59e65cadb7d5eb2e42591e90a32871f8 (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_HeapSnapshot_takeCensus_12.js')
-rw-r--r-- | dom/heapsnapshot/tests/unit/test_HeapSnapshot_takeCensus_12.js | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/dom/heapsnapshot/tests/unit/test_HeapSnapshot_takeCensus_12.js b/dom/heapsnapshot/tests/unit/test_HeapSnapshot_takeCensus_12.js new file mode 100644 index 000000000..f10dd5b03 --- /dev/null +++ b/dom/heapsnapshot/tests/unit/test_HeapSnapshot_takeCensus_12.js @@ -0,0 +1,50 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +// Test that when we take a census and get a bucket list of ids that matched the +// given category, that the returned ids are all in the snapshot and their +// reported category. + +function run_test() { + const g = newGlobal(); + const dbg = new Debugger(g); + + const path = saveNewHeapSnapshot({ debugger: dbg }); + const snapshot = readHeapSnapshot(path); + + const bucket = { by: "bucket" }; + const count = { by: "count", count: true, bytes: false }; + const objectClassCount = { by: "objectClass", then: count, other: count }; + + const byClassName = snapshot.takeCensus({ + breakdown: { + by: "objectClass", + then: bucket, + other: bucket, + } + }); + + const byClassNameCount = snapshot.takeCensus({ + breakdown: objectClassCount + }); + + const keys = new Set(Object.keys(byClassName)); + equal(keys.size, Object.keys(byClassNameCount).length, + "Should have the same number of keys."); + for (let k of Object.keys(byClassNameCount)) { + ok(keys.has(k), "Should not have any unexpected class names"); + } + + for (let key of Object.keys(byClassName)) { + equal(byClassNameCount[key].count, byClassName[key].length, + "Length of the bucket and count should be equal"); + + for (let id of byClassName[key]) { + const desc = snapshot.describeNode(objectClassCount, id); + equal(desc[key].count, 1, + "Describing the bucketed node confirms that it belongs to the category"); + } + } + + do_test_finished(); +} |