v8/test/mjsunit/code-coverage-utils.js
Alexey Kozyatinskiy c31bb8a4e4 [debug] retire ScriptWrapper
- rewritten couple tests,
- migrated JSMessageObject to real Script instead of wrapper,
- removed wrapper.

R=yangguo@chromium.org
TBR=ulan@chromium.org

Bug: v8:5530
Cq-Include-Trybots: luci.chromium.try:linux_chromium_headless_rel;luci.chromium.try:linux_chromium_rel_ng;master.tryserver.blink:linux_trusty_blink_rel
Change-Id: Ia95492344c7b5978a940e2ab007b389384537148
Reviewed-on: https://chromium-review.googlesource.com/1112851
Reviewed-by: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54274}
2018-07-05 21:33:03 +00:00

50 lines
1.3 KiB
JavaScript

// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
let TestCoverage;
let TestCoverageNoGC;
let nop;
let gen;
!function() {
function GetCoverage(source) {
for (var script of %DebugCollectCoverage()) {
if (script.script === source) return script;
}
return undefined;
};
function TestCoverageInternal(name, source, expectation, collect_garbage) {
source = source.trim();
eval(source);
if (collect_garbage) %CollectGarbage("collect dead objects");
var covfefe = GetCoverage(source);
var stringified_result = JSON.stringify(covfefe);
var stringified_expectation = JSON.stringify(expectation);
if (stringified_result != stringified_expectation) {
print(stringified_result.replace(/[}],[{]/g, "},\n {"));
}
assertEquals(stringified_expectation, stringified_result, name + " failed");
};
TestCoverage = function(name, source, expectation) {
TestCoverageInternal(name, source, expectation, true);
};
TestCoverageNoGC = function(name, source, expectation) {
TestCoverageInternal(name, source, expectation, false);
};
nop = function() {};
gen = function*() {
yield 1;
yield 2;
yield 3;
};
}();