mirror of
https://github.com/tc39/test262.git
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7298a38552
sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
114 lines
2.6 KiB
JavaScript
114 lines
2.6 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 --opt
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(function() {
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function eq(a, b) { return a == b; }
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var o = { [Symbol.toPrimitive]: () => "o" };
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assertTrue(eq(o, o));
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assertTrue(eq(o, o));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(o, o));
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assertTrue(eq("o", o));
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assertTrue(eq(o, "o"));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(o, o));
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assertTrue(eq("o", o));
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assertTrue(eq(o, "o"));
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assertOptimized(eq);
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})();
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(function() {
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function ne(a, b) { return a != b; }
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var o = { [Symbol.toPrimitive]: () => "o" };
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assertFalse(ne(o, o));
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assertFalse(ne(o, o));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(o, o));
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assertFalse(ne("o", o));
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assertFalse(ne(o, "o"));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(o, o));
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assertFalse(ne("o", o));
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assertFalse(ne(o, "o"));
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assertOptimized(ne);
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})();
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(function() {
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function eq(a, b) { return a == b; }
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var a = {};
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var b = {b};
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var u = %GetUndetectable();
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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assertTrue(eq(null, u));
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assertTrue(eq(undefined, u));
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assertTrue(eq(u, null));
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assertTrue(eq(u, undefined));
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%OptimizeFunctionOnNextCall(eq);
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assertTrue(eq(a, a));
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assertTrue(eq(b, b));
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assertFalse(eq(a, b));
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assertFalse(eq(b, a));
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assertTrue(eq(null, u));
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assertTrue(eq(undefined, u));
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assertTrue(eq(u, null));
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assertTrue(eq(u, undefined));
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assertOptimized(eq);
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})();
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(function() {
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function ne(a, b) { return a != b; }
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var a = {};
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var b = {b};
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var u = %GetUndetectable();
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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assertFalse(ne(null, u));
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assertFalse(ne(undefined, u));
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assertFalse(ne(u, null));
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assertFalse(ne(u, undefined));
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%OptimizeFunctionOnNextCall(ne);
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assertFalse(ne(a, a));
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assertFalse(ne(b, b));
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assertTrue(ne(a, b));
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assertTrue(ne(b, a));
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assertFalse(ne(null, u));
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assertFalse(ne(undefined, u));
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assertFalse(ne(u, null));
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assertFalse(ne(u, undefined));
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assertOptimized(ne);
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})();
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