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// Test drainAllocationsLog() and byte sizes.
const root = newGlobal();
const dbg = new Debugger();
const wrappedRoot = dbg.addDebuggee(root);
root.eval(
`
function AsmModule(stdlib, foreign, heap) {
"use asm";
function test() {
return 5|0;
}
return { test: test };
}
const buf = new ArrayBuffer(1024*8);
function Ctor() {}
this.tests = [
{ name: "new UInt8Array(256)", fn: () => new Uint8Array(256) },
{ name: "arguments", fn: function () { return arguments; } },
{ name: "asm.js module", fn: () => AsmModule(this, {}, buf) },
{ name: "/2manyproblemz/g", fn: () => /2manyproblemz/g },
{ name: "iterator", fn: () => [1,2,3][Symbol.iterator]() },
{ name: "Error()", fn: () => Error() },
{ name: "new Ctor", fn: () => new Ctor },
{ name: "{}", fn: () => ({}) },
{ name: "new Date", fn: () => new Date },
{ name: "[1,2,3]", fn: () => [1,2,3] },
];
`
);
for (let { name, fn } of root.tests) {
print("Test: " + name);
dbg.memory.trackingAllocationSites = true;
fn();
let entries = dbg.memory.drainAllocationsLog();
for (let {size} of entries) {
print(" " + size + " bytes");
// We should get some kind of byte size. We aren't testing that in depth
// here, it is tested pretty thoroughly in
// js/src/jit-test/tests/heap-analysis/byteSize-of-object.js.
assertEq(typeof size, "number");
assertEq(size > 0, true);
}
dbg.memory.trackingAllocationSites = false;
}
|
