Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "src/v8.h" |
| 6 | |
| 7 | #include "src/factory.h" |
| 8 | #include "src/heap/heap.h" |
| 9 | #include "src/heap/heap-inl.h" |
| 10 | #include "src/runtime/runtime.h" |
| 11 | #include "test/unittests/test-utils.h" |
| 12 | |
| 13 | namespace v8 { |
| 14 | namespace internal { |
| 15 | namespace interpreter { |
| 16 | |
| 17 | class RuntimeInterpreterTest : public TestWithIsolateAndZone { |
| 18 | public: |
| 19 | typedef Object* (*RuntimeMethod)(int, Object**, Isolate*); |
| 20 | |
| 21 | RuntimeInterpreterTest() {} |
| 22 | ~RuntimeInterpreterTest() override {} |
| 23 | |
| 24 | bool TestOperatorWithObjects(RuntimeMethod method, Handle<Object> lhs, |
| 25 | Handle<Object> rhs, bool expected); |
| 26 | bool TestOperator(RuntimeMethod method, int32_t lhs, int32_t rhs, |
| 27 | bool expected); |
| 28 | bool TestOperator(RuntimeMethod method, double lhs, double rhs, |
| 29 | bool expected); |
| 30 | bool TestOperator(RuntimeMethod method, const char* lhs, const char* rhs, |
| 31 | bool expected); |
| 32 | }; |
| 33 | |
| 34 | |
| 35 | bool RuntimeInterpreterTest::TestOperatorWithObjects(RuntimeMethod method, |
| 36 | Handle<Object> lhs, |
| 37 | Handle<Object> rhs, |
| 38 | bool expected) { |
| 39 | Object* args_object[] = {*rhs, *lhs}; |
| 40 | Handle<Object> result = |
| 41 | handle(method(2, &args_object[1], isolate()), isolate()); |
| 42 | CHECK(result->IsTrue() || result->IsFalse()); |
| 43 | return result->IsTrue() == expected; |
| 44 | } |
| 45 | |
| 46 | |
| 47 | bool RuntimeInterpreterTest::TestOperator(RuntimeMethod method, int32_t lhs, |
| 48 | int32_t rhs, bool expected) { |
| 49 | Handle<Object> x = isolate()->factory()->NewNumberFromInt(lhs); |
| 50 | Handle<Object> y = isolate()->factory()->NewNumberFromInt(rhs); |
| 51 | return TestOperatorWithObjects(method, x, y, expected); |
| 52 | } |
| 53 | |
| 54 | |
| 55 | bool RuntimeInterpreterTest::TestOperator(RuntimeMethod method, double lhs, |
| 56 | double rhs, bool expected) { |
| 57 | Handle<Object> x = isolate()->factory()->NewNumber(lhs); |
| 58 | Handle<Object> y = isolate()->factory()->NewNumber(rhs); |
| 59 | CHECK_EQ(HeapNumber::cast(*x)->value(), lhs); |
| 60 | CHECK_EQ(HeapNumber::cast(*y)->value(), rhs); |
| 61 | return TestOperatorWithObjects(method, x, y, expected); |
| 62 | } |
| 63 | |
| 64 | |
| 65 | bool RuntimeInterpreterTest::TestOperator(RuntimeMethod method, const char* lhs, |
| 66 | const char* rhs, bool expected) { |
| 67 | Handle<Object> x = isolate()->factory()->NewStringFromAsciiChecked(lhs); |
| 68 | Handle<Object> y = isolate()->factory()->NewStringFromAsciiChecked(rhs); |
| 69 | return TestOperatorWithObjects(method, x, y, expected); |
| 70 | } |
| 71 | |
| 72 | |
| 73 | TEST_F(RuntimeInterpreterTest, TestOperatorsWithIntegers) { |
| 74 | int32_t inputs[] = {kMinInt, Smi::kMinValue, -17, -1, 0, 1, |
| 75 | 991, Smi::kMaxValue, kMaxInt}; |
| 76 | TRACED_FOREACH(int, lhs, inputs) { |
| 77 | TRACED_FOREACH(int, rhs, inputs) { |
| 78 | #define INTEGER_OPERATOR_CHECK(r, op, x, y) \ |
| 79 | CHECK(TestOperator(Runtime_Interpreter##r, x, y, x op y)) |
| 80 | INTEGER_OPERATOR_CHECK(Equals, ==, lhs, rhs); |
| 81 | INTEGER_OPERATOR_CHECK(NotEquals, !=, lhs, rhs); |
| 82 | INTEGER_OPERATOR_CHECK(StrictEquals, ==, lhs, rhs); |
| 83 | INTEGER_OPERATOR_CHECK(StrictNotEquals, !=, lhs, rhs); |
| 84 | INTEGER_OPERATOR_CHECK(LessThan, <, lhs, rhs); |
| 85 | INTEGER_OPERATOR_CHECK(GreaterThan, >, lhs, rhs); |
| 86 | INTEGER_OPERATOR_CHECK(LessThanOrEqual, <=, lhs, rhs); |
| 87 | INTEGER_OPERATOR_CHECK(GreaterThanOrEqual, >=, lhs, rhs); |
| 88 | #undef INTEGER_OPERATOR_CHECK |
| 89 | } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | |
| 94 | TEST_F(RuntimeInterpreterTest, TestOperatorsWithDoubles) { |
| 95 | double inputs[] = {std::numeric_limits<double>::min(), |
| 96 | std::numeric_limits<double>::max(), |
| 97 | -0.001, |
| 98 | 0.01, |
| 99 | 3.14, |
| 100 | -6.02214086e23}; |
| 101 | TRACED_FOREACH(double, lhs, inputs) { |
| 102 | TRACED_FOREACH(double, rhs, inputs) { |
| 103 | #define DOUBLE_OPERATOR_CHECK(r, op, x, y) \ |
| 104 | CHECK(TestOperator(Runtime_Interpreter##r, x, y, x op y)) |
| 105 | DOUBLE_OPERATOR_CHECK(Equals, ==, lhs, rhs); |
| 106 | DOUBLE_OPERATOR_CHECK(NotEquals, !=, lhs, rhs); |
| 107 | DOUBLE_OPERATOR_CHECK(StrictEquals, ==, lhs, rhs); |
| 108 | DOUBLE_OPERATOR_CHECK(StrictNotEquals, !=, lhs, rhs); |
| 109 | DOUBLE_OPERATOR_CHECK(LessThan, <, lhs, rhs); |
| 110 | DOUBLE_OPERATOR_CHECK(GreaterThan, >, lhs, rhs); |
| 111 | DOUBLE_OPERATOR_CHECK(LessThanOrEqual, <=, lhs, rhs); |
| 112 | DOUBLE_OPERATOR_CHECK(GreaterThanOrEqual, >=, lhs, rhs); |
| 113 | #undef DOUBLE_OPERATOR_CHECK |
| 114 | } |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | |
| 119 | TEST_F(RuntimeInterpreterTest, TestOperatorsWithString) { |
| 120 | const char* inputs[] = {"abc", "a", "def", "0"}; |
| 121 | TRACED_FOREACH(const char*, lhs, inputs) { |
| 122 | TRACED_FOREACH(const char*, rhs, inputs) { |
| 123 | #define STRING_OPERATOR_CHECK(r, op, x, y) \ |
| 124 | CHECK(TestOperator(Runtime_Interpreter##r, x, y, \ |
| 125 | std::string(x) op std::string(y))) |
| 126 | STRING_OPERATOR_CHECK(Equals, ==, lhs, rhs); |
| 127 | STRING_OPERATOR_CHECK(NotEquals, !=, lhs, rhs); |
| 128 | STRING_OPERATOR_CHECK(StrictEquals, ==, lhs, rhs); |
| 129 | STRING_OPERATOR_CHECK(StrictNotEquals, !=, lhs, rhs); |
| 130 | STRING_OPERATOR_CHECK(LessThan, <, lhs, rhs); |
| 131 | STRING_OPERATOR_CHECK(GreaterThan, >, lhs, rhs); |
| 132 | STRING_OPERATOR_CHECK(LessThanOrEqual, <=, lhs, rhs); |
| 133 | STRING_OPERATOR_CHECK(GreaterThanOrEqual, >=, lhs, rhs); |
| 134 | #undef STRING_OPERATOR_CHECK |
| 135 | } |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | |
| 140 | TEST_F(RuntimeInterpreterTest, ToBoolean) { |
| 141 | double quiet_nan = std::numeric_limits<double>::quiet_NaN(); |
| 142 | std::pair<Handle<Object>, bool> cases[] = { |
| 143 | std::make_pair(isolate()->factory()->NewNumberFromInt(0), false), |
| 144 | std::make_pair(isolate()->factory()->NewNumberFromInt(1), true), |
| 145 | std::make_pair(isolate()->factory()->NewNumberFromInt(100), true), |
| 146 | std::make_pair(isolate()->factory()->NewNumberFromInt(-1), true), |
| 147 | std::make_pair(isolate()->factory()->NewNumber(7.7), true), |
| 148 | std::make_pair(isolate()->factory()->NewNumber(0.00001), true), |
| 149 | std::make_pair(isolate()->factory()->NewNumber(quiet_nan), false), |
| 150 | std::make_pair(isolate()->factory()->NewHeapNumber(0.0), false), |
| 151 | std::make_pair(isolate()->factory()->undefined_value(), false), |
| 152 | std::make_pair(isolate()->factory()->null_value(), false), |
| 153 | std::make_pair(isolate()->factory()->true_value(), true), |
| 154 | std::make_pair(isolate()->factory()->false_value(), false), |
| 155 | std::make_pair(isolate()->factory()->NewStringFromStaticChars(""), false), |
| 156 | std::make_pair(isolate()->factory()->NewStringFromStaticChars("_"), true), |
| 157 | }; |
| 158 | |
| 159 | for (size_t i = 0; i < arraysize(cases); i++) { |
| 160 | auto& value_expected_tuple = cases[i]; |
| 161 | Object* args_object[] = {*value_expected_tuple.first}; |
| 162 | Handle<Object> result = handle( |
| 163 | Runtime_InterpreterToBoolean(1, &args_object[0], isolate()), isolate()); |
| 164 | CHECK(result->IsBoolean()); |
| 165 | CHECK_EQ(result->IsTrue(), value_expected_tuple.second); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | |
| 170 | } // namespace interpreter |
| 171 | } // namespace internal |
| 172 | } // namespace v8 |