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Diffstat (limited to '')
-rw-r--r-- | devtools/shared/heapsnapshot/tests/xpcshell/test_HeapSnapshot_takeCensus_01.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/devtools/shared/heapsnapshot/tests/xpcshell/test_HeapSnapshot_takeCensus_01.js b/devtools/shared/heapsnapshot/tests/xpcshell/test_HeapSnapshot_takeCensus_01.js new file mode 100644 index 0000000000..f4a7836be3 --- /dev/null +++ b/devtools/shared/heapsnapshot/tests/xpcshell/test_HeapSnapshot_takeCensus_01.js @@ -0,0 +1,33 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ +"use strict"; + +// HeapSnapshot.prototype.takeCensus returns a value of an appropriate +// shape. Ported from js/src/jit-tests/debug/Memory-takeCensus-01.js + +function run_test() { + const dbg = new Debugger(); + + function checkProperties(census) { + equal(typeof census, "object"); + for (const prop of Object.getOwnPropertyNames(census)) { + const desc = Object.getOwnPropertyDescriptor(census, prop); + equal(desc.enumerable, true); + equal(desc.configurable, true); + equal(desc.writable, true); + if (typeof desc.value === "object") { + checkProperties(desc.value); + } else { + equal(typeof desc.value, "number"); + } + } + } + + checkProperties(saveHeapSnapshotAndTakeCensus(dbg)); + + const g = newGlobal(); + dbg.addDebuggee(g); + checkProperties(saveHeapSnapshotAndTakeCensus(dbg)); + + do_test_finished(); +} |