06697f7a82
stress_flush_bytecode controls stress flushing of both bytecode and baseline code. So rename the flag to better reflect its functionality Bug: v8:11947 Change-Id: Ie6c124a476c3a7c6eabd1d75de030ee15fe78e32 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3062567 Commit-Queue: Mythri Alle <mythria@chromium.org> Reviewed-by: Michael Achenbach <machenbach@chromium.org> Reviewed-by: Leszek Swirski <leszeks@chromium.org> Reviewed-by: Omer Katz <omerkatz@chromium.org> Cr-Commit-Position: refs/heads/master@{#76043}
76 lines
1.5 KiB
JavaScript
76 lines
1.5 KiB
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --no-always-opt --no-stress-flush-code
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// Files: test/mjsunit/code-coverage-utils.js
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// Test code coverage without explicitly activating it upfront.
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TestCoverageNoGC(
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"call simple function twice",
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`
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function f() {}
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f();
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f();
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`,
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[{"start":0,"end":25,"count":1},
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{"start":0,"end":15,"count":1}]
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);
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TestCoverageNoGC(
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"call arrow function twice",
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`
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var f = () => 1;
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f();
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f();
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`,
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[{"start":0,"end":26,"count":1},
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{"start":8,"end":15,"count":1}]
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);
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TestCoverageNoGC(
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"call nested function",
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`
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function f() {
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function g() {}
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g();
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g();
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}
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f();
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f();
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`,
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[{"start":0,"end":58,"count":1},
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{"start":0,"end":48,"count":1},
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{"start":17,"end":32,"count":1}]
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);
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TestCoverageNoGC(
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"call recursive function",
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`
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function fib(x) {
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if (x < 2) return 1;
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return fib(x-1) + fib(x-2);
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}
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fib(5);
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`,
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[{"start":0,"end":80,"count":1},
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{"start":0,"end":72,"count":1}]
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);
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TestCoverageNoGC(
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"https://crbug.com/927464",
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`
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!function f() { // 0000
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function unused() { nop(); } // 0100
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nop(); // 0150
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}(); // 0200
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`,
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[{"start":0,"end":199,"count":1},
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{"start":1,"end":151,"count":1}
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// The unused function is unfortunately not marked as unused in best-effort
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// code coverage, as the information about its source range is discarded
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// entirely.
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]
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);
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