5d5ccb6e45
Up until now assertThrows allows to check the type field of an exception, which is, however, a custom field introduced in a single regression test. With the change assertThrows allows to check the message field of an exception, which is set for standard V8 exceptions by default. I use the new assertThrows to refactor test/mjsunit/wasm/divrem-trap.js R=titzer@chromium.org Review-Url: https://codereview.chromium.org/2525313003 Cr-Commit-Position: refs/heads/master@{#41302}
55 lines
2.4 KiB
JavaScript
55 lines
2.4 KiB
JavaScript
// Copyright 2012 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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assertThrows = function assertThrows(code, type_opt, cause_opt) {
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var threwException = true;
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try {
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if (typeof code === 'function') {
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code();
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} else {
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eval(code);
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}
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threwException = false;
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} catch (e) {
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if (typeof type_opt === 'function') {
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assertInstanceof(e, type_opt);
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} else if (type_opt !== void 0) {
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failWithMessage("invalid use of assertThrows, maybe you want assertThrowsEquals");
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}
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if (arguments.length >= 3) {
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assertEquals(e.type, cause_opt);
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}
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// Success.
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return;
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}
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failWithMessage("Did not throw exception");
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};
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var obj = { length: { valueOf: function(){ throw { type: "length" }}}};
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var sep = { toString: function(){ throw { type: "toString" }}};
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assertThrows("Array.prototype.join.call(obj, sep)", undefined, "length");
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