test_HeapSnapshot_takeCensus_03.js (1154B)
1 /* Any copyright is dedicated to the Public Domain. 2 http://creativecommons.org/publicdomain/zero/1.0/ */ 3 "use strict"; 4 5 // HeapSnapshot.prototype.takeCensus behaves plausibly as we add and remove 6 // debuggees. 7 // 8 // Ported from js/src/jit-test/tests/debug/Memory-takeCensus-03.js 9 10 function run_test() { 11 const dbg = new Debugger(); 12 13 const census0 = saveHeapSnapshotAndTakeCensus(dbg); 14 Census.walkCensus(census0, "census0", Census.assertAllZeros); 15 16 const g1 = newGlobal(); 17 dbg.addDebuggee(g1); 18 const census1 = saveHeapSnapshotAndTakeCensus(dbg); 19 Census.walkCensus(census1, "census1", Census.assertAllNotLessThan(census0)); 20 21 const g2 = newGlobal(); 22 dbg.addDebuggee(g2); 23 const census2 = saveHeapSnapshotAndTakeCensus(dbg); 24 Census.walkCensus(census2, "census2", Census.assertAllNotLessThan(census1)); 25 26 dbg.removeDebuggee(g2); 27 const census3 = saveHeapSnapshotAndTakeCensus(dbg); 28 Census.walkCensus(census3, "census3", Census.assertAllEqual(census1)); 29 30 dbg.removeDebuggee(g1); 31 const census4 = saveHeapSnapshotAndTakeCensus(dbg); 32 Census.walkCensus(census4, "census4", Census.assertAllEqual(census0)); 33 34 do_test_finished(); 35 }