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27
28
29// Flags: --expose-natives_as natives
30// Test the SameValue internal method.
31
32var obj1 = {x: 10, y: 11, z: "test"};
33var obj2 = {x: 10, y: 11, z: "test"};
34
35assertTrue(natives.SameValue(0, 0));
36assertTrue(natives.SameValue(+0, +0));
37assertTrue(natives.SameValue(-0, -0));
38assertTrue(natives.SameValue(1, 1));
39assertTrue(natives.SameValue(2, 2));
40assertTrue(natives.SameValue(-1, -1));
41assertTrue(natives.SameValue(0.5, 0.5));
42assertTrue(natives.SameValue(true, true));
43assertTrue(natives.SameValue(false, false));
44assertTrue(natives.SameValue(NaN, NaN));
45assertTrue(natives.SameValue(null, null));
46assertTrue(natives.SameValue("foo", "foo"));
47assertTrue(natives.SameValue(obj1, obj1));
48// Undefined values.
49assertTrue(natives.SameValue());
50assertTrue(natives.SameValue(undefined, undefined));
51
52assertFalse(natives.SameValue(0,1));
53assertFalse(natives.SameValue("foo", "bar"));
54assertFalse(natives.SameValue(obj1, obj2));
55assertFalse(natives.SameValue(true, false));
56
57assertFalse(natives.SameValue(obj1, true));
58assertFalse(natives.SameValue(obj1, "foo"));
59assertFalse(natives.SameValue(obj1, 1));
60assertFalse(natives.SameValue(obj1, undefined));
61assertFalse(natives.SameValue(obj1, NaN));
62
63assertFalse(natives.SameValue(undefined, true));
64assertFalse(natives.SameValue(undefined, "foo"));
65assertFalse(natives.SameValue(undefined, 1));
66assertFalse(natives.SameValue(undefined, obj1));
67assertFalse(natives.SameValue(undefined, NaN));
68
69assertFalse(natives.SameValue(NaN, true));
70assertFalse(natives.SameValue(NaN, "foo"));
71assertFalse(natives.SameValue(NaN, 1));
72assertFalse(natives.SameValue(NaN, obj1));
73assertFalse(natives.SameValue(NaN, undefined));
74
75assertFalse(natives.SameValue("foo", true));
76assertFalse(natives.SameValue("foo", 1));
77assertFalse(natives.SameValue("foo", obj1));
78assertFalse(natives.SameValue("foo", undefined));
79assertFalse(natives.SameValue("foo", NaN));
80
81assertFalse(natives.SameValue(true, 1));
82assertFalse(natives.SameValue(true, obj1));
83assertFalse(natives.SameValue(true, undefined));
84assertFalse(natives.SameValue(true, NaN));
85assertFalse(natives.SameValue(true, "foo"));
86
87assertFalse(natives.SameValue(1, true));
88assertFalse(natives.SameValue(1, obj1));
89assertFalse(natives.SameValue(1, undefined));
90assertFalse(natives.SameValue(1, NaN));
91assertFalse(natives.SameValue(1, "foo"));
92
93// Special string cases.
94assertFalse(natives.SameValue("1", 1));
95assertFalse(natives.SameValue("true", true));
96assertFalse(natives.SameValue("false", false));
97assertFalse(natives.SameValue("undefined", undefined));
98assertFalse(natives.SameValue("NaN", NaN));
99
100// -0 and +0 are should be different
101assertFalse(natives.SameValue(+0, -0));
102assertFalse(natives.SameValue(-0, +0));
103