42 lines
1.1 KiB
JavaScript
42 lines
1.1 KiB
JavaScript
// Test that the onGarbageCollection hook reports its gc cycle's number (aka the
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// major GC number) and that it is monotonically increasing.
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const root = newGlobal();
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const dbg = new Debugger();
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const wrappedRoot = dbg.addDebuggee(root)
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Services.prefs.setBoolPref("security.allow_eval_with_system_principal", true);
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registerCleanupFunction(() => {
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Services.prefs.clearUserPref("security.allow_eval_with_system_principal");
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});
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function run_test() {
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do_test_pending();
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let numFired = 0;
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let lastGCCycleNumber = undefined;
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(function loop() {
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if (numFired == 10) {
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dbg.memory.onGarbageCollection = undefined;
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dbg.enabled = false;
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return void do_test_finished();
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}
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dbg.memory.onGarbageCollection = data => {
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print("onGarbageCollection: " + uneval(data));
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if (numFired != 0) {
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equal(typeof lastGCCycleNumber, "number");
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equal(data.gcCycleNumber - lastGCCycleNumber, 1);
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}
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numFired++;
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lastGCCycleNumber = data.gcCycleNumber;
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executeSoon(loop);
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};
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root.eval("gc(this)");
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}());
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}
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