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e31f0a7d25
PR-URL: https://github.com/nodejs/node/pull/28918 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
84 lines
2.7 KiB
JavaScript
84 lines
2.7 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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// Flags: --max-semi-space-size=1 --allow-natives-syntax
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var test_id = 0;
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function testCeil(expect, input) {
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var test = new Function('n',
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'"' + (test_id++) + '";return Math.ceil(n)');
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%PrepareFunctionForOptimization(test);
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assertEquals(expect, test(input));
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assertEquals(expect, test(input));
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assertEquals(expect, test(input));
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%OptimizeFunctionOnNextCall(test);
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assertEquals(expect, test(input));
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var test_double_input = new Function(
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'n',
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'"' + (test_id++) + '";return Math.ceil(+n)');
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%PrepareFunctionForOptimization(test_double_input);
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assertEquals(expect, test_double_input(input));
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assertEquals(expect, test_double_input(input));
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assertEquals(expect, test_double_input(input));
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%OptimizeFunctionOnNextCall(test_double_input);
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assertEquals(expect, test_double_input(input));
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var test_double_output = new Function(
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'n',
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'"' + (test_id++) + '";return Math.ceil(n) + -0.0');
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%PrepareFunctionForOptimization(test_double_output);
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assertEquals(expect, test_double_output(input));
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assertEquals(expect, test_double_output(input));
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assertEquals(expect, test_double_output(input));
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%OptimizeFunctionOnNextCall(test_double_output);
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assertEquals(expect, test_double_output(input));
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var test_via_floor = new Function(
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'n',
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'"' + (test_id++) + '";return -Math.floor(-n)');
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%PrepareFunctionForOptimization(test_via_floor);
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assertEquals(expect, test_via_floor(input));
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assertEquals(expect, test_via_floor(input));
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assertEquals(expect, test_via_floor(input));
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%OptimizeFunctionOnNextCall(test_via_floor);
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assertEquals(expect, test_via_floor(input));
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if (input <= 0) {
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var test_via_trunc = new Function(
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'n',
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'"' + (test_id++) + '";return Math.trunc(n)');
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%PrepareFunctionForOptimization(test_via_trunc);
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assertEquals(expect, test_via_trunc(input));
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assertEquals(expect, test_via_trunc(input));
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assertEquals(expect, test_via_trunc(input));
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%OptimizeFunctionOnNextCall(test_via_trunc);
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assertEquals(expect, test_via_trunc(input));
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}
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}
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function test() {
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testCeil(0, 0);
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testCeil(+0, +0);
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testCeil(-0, -0);
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testCeil(1, 0.49999);
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testCeil(1, 0.6);
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testCeil(1, 0.5);
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testCeil(-0, -0.1);
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testCeil(-0, -0.5);
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testCeil(-0, -0.6);
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testCeil(-1, -1.6);
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testCeil(-0, -0.50001);
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testCeil(Infinity, Infinity);
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testCeil(-Infinity, -Infinity);
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}
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// Test in a loop to cover the custom IC and GC-related issues.
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for (var i = 0; i < 10; i++) {
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test();
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new Array(i * 10000);
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}
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