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ec02b811a8
Pick up latest commit from the 5.4-lkgr branch. deps: edit V8 gitignore to allow trace event copy deps: update V8 trace event to 315bf1e2d45be7d53346c31cfcc37424a32c30c8 deps: edit V8 gitignore to allow gtest_prod.h copy deps: update V8 gtest to 6f8a66431cb592dad629028a50b3dd418a408c87 PR-URL: https://github.com/nodejs/node/pull/8317 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
// Copyright 2016 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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var thrower = { [Symbol.toPrimitive]: () => FAIL };
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// Tests that a native conversion function is included in the
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// stack trace.
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function testTraceNativeConversion(nativeFunc) {
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var nativeFuncName = nativeFunc.name;
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try {
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nativeFunc(thrower);
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assertUnreachable(nativeFuncName);
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} catch (e) {
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assertTrue(e.stack.indexOf(nativeFuncName) >= 0, nativeFuncName);
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}
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}
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// C++ builtins.
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testTraceNativeConversion(Math.acos);
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testTraceNativeConversion(Math.asin);
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testTraceNativeConversion(Math.fround);
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testTraceNativeConversion(Math.imul);
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function testBuiltinInStackTrace(script, expectedString) {
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try {
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eval(script);
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assertUnreachable(expectedString);
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} catch (e) {
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assertTrue(e.stack.indexOf(expectedString) >= 0, expectedString);
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}
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}
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// C++ builtins.
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testBuiltinInStackTrace("Boolean.prototype.toString.call(thrower);",
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"at Object.toString");
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// Constructor builtins.
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testBuiltinInStackTrace("new Date(thrower);", "at new Date");
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// Ensure we correctly pick up the receiver's string tag.
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testBuiltinInStackTrace("Math.acos(thrower);", "at Math.acos");
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testBuiltinInStackTrace("Math.asin(thrower);", "at Math.asin");
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testBuiltinInStackTrace("Math.fround(thrower);", "at Math.fround");
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testBuiltinInStackTrace("Math.imul(thrower);", "at Math.imul");
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// As above, but function passed as an argument and then called.
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testBuiltinInStackTrace("((f, x) => f(x))(Math.acos, thrower);", "at acos");
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testBuiltinInStackTrace("((f, x) => f(x))(Math.asin, thrower);", "at asin");
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testBuiltinInStackTrace("((f, x) => f(x))(Math.fround, thrower);", "at fround");
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testBuiltinInStackTrace("((f, x) => f(x))(Math.imul, thrower);", "at imul");
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