51 lines
1.5 KiB
JavaScript
51 lines
1.5 KiB
JavaScript
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// Copyright 2015 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
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assertEquals("1", %ToString(1));
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assertEquals("1", %_ToString(1));
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assertEquals("0.5", %ToString(.5));
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assertEquals("0.5", %_ToString(.5));
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assertEquals("null", %ToString(null));
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assertEquals("null", %_ToString(null));
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assertEquals("true", %ToString(true));
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assertEquals("true", %_ToString(true));
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assertEquals("false", %ToString(false));
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assertEquals("false", %_ToString(false));
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assertEquals("undefined", %ToString(undefined));
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assertEquals("undefined", %_ToString(undefined));
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assertEquals("random text", %ToString("random text"));
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assertEquals("random text", %_ToString("random text"));
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assertThrows(function() { %ToString(Symbol.toPrimitive) }, TypeError);
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assertThrows(function() { %_ToString(Symbol.toPrimitive) }, TypeError);
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var a = { toString: function() { return "xyz" }};
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assertEquals("xyz", %ToString(a));
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assertEquals("xyz", %_ToString(a));
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var b = { valueOf: function() { return 42 }};
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assertEquals("[object Object]", %ToString(b));
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assertEquals("[object Object]", %_ToString(b));
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var c = {
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toString: function() { return "x"},
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valueOf: function() { return 123 }
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};
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assertEquals("x", %ToString(c));
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assertEquals("x", %_ToString(c));
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var d = {
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[Symbol.toPrimitive]: function(hint) { return hint }
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};
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assertEquals("string", %ToString(d));
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assertEquals("string", %_ToString(d));
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