v8/test/mjsunit/code-coverage-ad-hoc.js
Ross McIlroy d37d767b92 [Test] Add --stress-flush-bytecode to gc-stress tester.
Also disables --stress-flush-bytecode on some mjsunit tests which fail
when bytecode flushing is stressed due to test invariants.

Bug=v8:8395

Change-Id: If627910214b3c266e7776340ba182829148e8289
Reviewed-on: https://chromium-review.googlesource.com/c/1372071
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58230}
2018-12-13 18:37:56 +00:00

60 lines
1.0 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 --no-always-opt --no-stress-flush-bytecode
// Files: test/mjsunit/code-coverage-utils.js
// Test code coverage without explicitly activating it upfront.
TestCoverageNoGC(
"call simple function twice",
`
function f() {}
f();
f();
`,
[{"start":0,"end":25,"count":1},
{"start":0,"end":15,"count":1}]
);
TestCoverageNoGC(
"call arrow function twice",
`
var f = () => 1;
f();
f();
`,
[{"start":0,"end":26,"count":1},
{"start":8,"end":15,"count":1}]
);
TestCoverageNoGC(
"call nested function",
`
function f() {
function g() {}
g();
g();
}
f();
f();
`,
[{"start":0,"end":58,"count":1},
{"start":0,"end":48,"count":1},
{"start":17,"end":32,"count":1}]
);
TestCoverageNoGC(
"call recursive function",
`
function fib(x) {
if (x < 2) return 1;
return fib(x-1) + fib(x-2);
}
fib(5);
`,
[{"start":0,"end":80,"count":1},
{"start":0,"end":72,"count":1}]
);