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// Test when there are more allocations than the maximum log length.
const root = newGlobal({newCompartment: true});
const dbg = new Debugger();
dbg.addDebuggee(root)
dbg.memory.maxAllocationsLogLength = 3;
dbg.memory.trackingAllocationSites = true;
root.eval([
"this.alloc1 = {};", // line 1
"this.alloc2 = {};", // line 2
"this.alloc3 = {};", // line 3
"this.alloc4 = {};", // line 4
].join("\n"));
const allocs = dbg.memory.drainAllocationsLog();
// Should have stayed at the maximum length.
assertEq(allocs.length, 3);
// Should have kept the most recent allocation.
assertEq(allocs[2].frame.line, 4);
// Should have thrown away the oldest allocation.
assertEq(allocs.map(x => x.frame.line).indexOf(1), -1);
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