1 // Copyright 2015 PDFium 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 "testing/gtest/include/gtest/gtest.h"
6 #include "testing/js_embedder_test.h"
7
8 namespace {
9
10 const double kExpected0 = 6.0;
11 const double kExpected1 = 7.0;
12 const double kExpected2 = 8.0;
13
14 const wchar_t kScript0[] = L"fred = 6";
15 const wchar_t kScript1[] = L"fred = 7";
16 const wchar_t kScript2[] = L"fred = 8";
17
18 } // namespace
19
20 class FXJSV8EmbedderTest : public JSEmbedderTest {
21 public:
ExecuteInCurrentContext(const WideString & script)22 void ExecuteInCurrentContext(const WideString& script) {
23 FXJSErr error;
24 int sts = engine()->Execute(script, &error);
25 EXPECT_EQ(0, sts);
26 }
CheckAssignmentInCurrentContext(double expected)27 void CheckAssignmentInCurrentContext(double expected) {
28 v8::Local<v8::Object> This = engine()->GetThisObj();
29 v8::Local<v8::Value> fred = engine()->GetObjectProperty(This, L"fred");
30 EXPECT_TRUE(fred->IsNumber());
31 EXPECT_EQ(expected, engine()->ToDouble(fred));
32 }
33 };
34
TEST_F(FXJSV8EmbedderTest,Getters)35 TEST_F(FXJSV8EmbedderTest, Getters) {
36 v8::Isolate::Scope isolate_scope(isolate());
37 v8::HandleScope handle_scope(isolate());
38 v8::Context::Scope context_scope(GetV8Context());
39
40 ExecuteInCurrentContext(WideString(kScript1));
41 CheckAssignmentInCurrentContext(kExpected1);
42 }
43
TEST_F(FXJSV8EmbedderTest,MultipleEngines)44 TEST_F(FXJSV8EmbedderTest, MultipleEngines) {
45 v8::Isolate::Scope isolate_scope(isolate());
46 v8::HandleScope handle_scope(isolate());
47
48 CFXJS_Engine engine1(isolate());
49 engine1.InitializeEngine();
50
51 CFXJS_Engine engine2(isolate());
52 engine2.InitializeEngine();
53
54 v8::Context::Scope context_scope(GetV8Context());
55 ExecuteInCurrentContext(WideString(kScript0));
56 CheckAssignmentInCurrentContext(kExpected0);
57
58 {
59 v8::Local<v8::Context> context1 = engine1.NewLocalContext();
60 v8::Context::Scope context_scope1(context1);
61 ExecuteInCurrentContext(WideString(kScript1));
62 CheckAssignmentInCurrentContext(kExpected1);
63 }
64
65 engine1.ReleaseEngine();
66
67 {
68 v8::Local<v8::Context> context2 = engine2.NewLocalContext();
69 v8::Context::Scope context_scope2(context2);
70 ExecuteInCurrentContext(WideString(kScript2));
71 CheckAssignmentInCurrentContext(kExpected2);
72 }
73
74 engine2.ReleaseEngine();
75 CheckAssignmentInCurrentContext(kExpected0);
76 }
77
TEST_F(FXJSV8EmbedderTest,EmptyLocal)78 TEST_F(FXJSV8EmbedderTest, EmptyLocal) {
79 v8::Isolate::Scope isolate_scope(isolate());
80 v8::HandleScope handle_scope(isolate());
81 v8::Context::Scope context_scope(GetV8Context());
82
83 v8::Local<v8::Value> empty;
84 EXPECT_FALSE(engine()->ToBoolean(empty));
85 EXPECT_EQ(0, engine()->ToInt32(empty));
86 EXPECT_EQ(0.0, engine()->ToDouble(empty));
87 EXPECT_EQ(L"", engine()->ToWideString(empty));
88 EXPECT_TRUE(engine()->ToObject(empty).IsEmpty());
89 EXPECT_TRUE(engine()->ToArray(empty).IsEmpty());
90 }
91
TEST_F(FXJSV8EmbedderTest,NewNull)92 TEST_F(FXJSV8EmbedderTest, NewNull) {
93 v8::Isolate::Scope isolate_scope(isolate());
94 v8::HandleScope handle_scope(isolate());
95 v8::Context::Scope context_scope(GetV8Context());
96
97 auto nullz = engine()->NewNull();
98 EXPECT_FALSE(engine()->ToBoolean(nullz));
99 EXPECT_EQ(0, engine()->ToInt32(nullz));
100 EXPECT_EQ(0.0, engine()->ToDouble(nullz));
101 EXPECT_EQ(L"null", engine()->ToWideString(nullz));
102 EXPECT_TRUE(engine()->ToObject(nullz).IsEmpty());
103 EXPECT_TRUE(engine()->ToArray(nullz).IsEmpty());
104 }
105
TEST_F(FXJSV8EmbedderTest,NewUndefined)106 TEST_F(FXJSV8EmbedderTest, NewUndefined) {
107 v8::Isolate::Scope isolate_scope(isolate());
108 v8::HandleScope handle_scope(isolate());
109 v8::Context::Scope context_scope(GetV8Context());
110
111 auto undef = engine()->NewUndefined();
112 EXPECT_FALSE(engine()->ToBoolean(undef));
113 EXPECT_EQ(0, engine()->ToInt32(undef));
114 EXPECT_TRUE(std::isnan(engine()->ToDouble(undef)));
115 EXPECT_EQ(L"undefined", engine()->ToWideString(undef));
116 EXPECT_TRUE(engine()->ToObject(undef).IsEmpty());
117 EXPECT_TRUE(engine()->ToArray(undef).IsEmpty());
118 }
119
TEST_F(FXJSV8EmbedderTest,NewBoolean)120 TEST_F(FXJSV8EmbedderTest, NewBoolean) {
121 v8::Isolate::Scope isolate_scope(isolate());
122 v8::HandleScope handle_scope(isolate());
123 v8::Context::Scope context_scope(GetV8Context());
124
125 auto boolz = engine()->NewBoolean(true);
126 EXPECT_TRUE(engine()->ToBoolean(boolz));
127 EXPECT_EQ(1, engine()->ToInt32(boolz));
128 EXPECT_EQ(1.0, engine()->ToDouble(boolz));
129 EXPECT_EQ(L"true", engine()->ToWideString(boolz));
130 EXPECT_TRUE(engine()->ToObject(boolz).IsEmpty());
131 EXPECT_TRUE(engine()->ToArray(boolz).IsEmpty());
132 }
133
TEST_F(FXJSV8EmbedderTest,NewNumber)134 TEST_F(FXJSV8EmbedderTest, NewNumber) {
135 v8::Isolate::Scope isolate_scope(isolate());
136 v8::HandleScope handle_scope(isolate());
137 v8::Context::Scope context_scope(GetV8Context());
138
139 auto num = engine()->NewNumber(42.1);
140 EXPECT_TRUE(engine()->ToBoolean(num));
141 EXPECT_EQ(42, engine()->ToInt32(num));
142 EXPECT_EQ(42.1, engine()->ToDouble(num));
143 EXPECT_EQ(L"42.1", engine()->ToWideString(num));
144 EXPECT_TRUE(engine()->ToObject(num).IsEmpty());
145 EXPECT_TRUE(engine()->ToArray(num).IsEmpty());
146 }
147
TEST_F(FXJSV8EmbedderTest,NewString)148 TEST_F(FXJSV8EmbedderTest, NewString) {
149 v8::Isolate::Scope isolate_scope(isolate());
150 v8::HandleScope handle_scope(isolate());
151 v8::Context::Scope context_scope(GetV8Context());
152
153 auto str = engine()->NewString(L"123");
154 EXPECT_TRUE(engine()->ToBoolean(str));
155 EXPECT_EQ(123, engine()->ToInt32(str));
156 EXPECT_EQ(123, engine()->ToDouble(str));
157 EXPECT_EQ(L"123", engine()->ToWideString(str));
158 EXPECT_TRUE(engine()->ToObject(str).IsEmpty());
159 EXPECT_TRUE(engine()->ToArray(str).IsEmpty());
160 }
161
TEST_F(FXJSV8EmbedderTest,NewDate)162 TEST_F(FXJSV8EmbedderTest, NewDate) {
163 v8::Isolate::Scope isolate_scope(isolate());
164 v8::HandleScope handle_scope(isolate());
165 v8::Context::Scope context_scope(GetV8Context());
166
167 auto date = engine()->NewDate(1111111111);
168 EXPECT_TRUE(engine()->ToBoolean(date));
169 EXPECT_EQ(1111111111, engine()->ToInt32(date));
170 EXPECT_EQ(1111111111.0, engine()->ToDouble(date));
171 EXPECT_NE(L"", engine()->ToWideString(date)); // exact format varies.
172 EXPECT_TRUE(engine()->ToObject(date)->IsObject());
173 EXPECT_TRUE(engine()->ToArray(date).IsEmpty());
174 }
175
TEST_F(FXJSV8EmbedderTest,NewArray)176 TEST_F(FXJSV8EmbedderTest, NewArray) {
177 v8::Isolate::Scope isolate_scope(isolate());
178 v8::HandleScope handle_scope(isolate());
179 v8::Context::Scope context_scope(GetV8Context());
180
181 auto array = engine()->NewArray();
182 EXPECT_EQ(0u, engine()->GetArrayLength(array));
183 EXPECT_FALSE(engine()->GetArrayElement(array, 2).IsEmpty());
184 EXPECT_TRUE(engine()->GetArrayElement(array, 2)->IsUndefined());
185 EXPECT_EQ(0u, engine()->GetArrayLength(array));
186
187 engine()->PutArrayElement(array, 3, engine()->NewNumber(12));
188 EXPECT_FALSE(engine()->GetArrayElement(array, 2).IsEmpty());
189 EXPECT_TRUE(engine()->GetArrayElement(array, 2)->IsUndefined());
190 EXPECT_FALSE(engine()->GetArrayElement(array, 3).IsEmpty());
191 EXPECT_TRUE(engine()->GetArrayElement(array, 3)->IsNumber());
192 EXPECT_EQ(4u, engine()->GetArrayLength(array));
193
194 EXPECT_TRUE(engine()->ToBoolean(array));
195 EXPECT_EQ(0, engine()->ToInt32(array));
196 double d = engine()->ToDouble(array);
197 EXPECT_NE(d, d); // i.e. NaN.
198 EXPECT_EQ(L",,,12", engine()->ToWideString(array));
199 EXPECT_TRUE(engine()->ToObject(array)->IsObject());
200 EXPECT_TRUE(engine()->ToArray(array)->IsArray());
201 }
202
TEST_F(FXJSV8EmbedderTest,NewObject)203 TEST_F(FXJSV8EmbedderTest, NewObject) {
204 v8::Isolate::Scope isolate_scope(isolate());
205 v8::HandleScope handle_scope(isolate());
206 v8::Context::Scope context_scope(GetV8Context());
207
208 auto object = engine()->NewFxDynamicObj(-1);
209 ASSERT_FALSE(object.IsEmpty());
210 EXPECT_EQ(0u, engine()->GetObjectPropertyNames(object).size());
211 EXPECT_FALSE(engine()->GetObjectProperty(object, L"clams").IsEmpty());
212 EXPECT_TRUE(engine()->GetObjectProperty(object, L"clams")->IsUndefined());
213 EXPECT_EQ(0u, engine()->GetObjectPropertyNames(object).size());
214
215 engine()->PutObjectProperty(object, L"clams", engine()->NewNumber(12));
216 EXPECT_FALSE(engine()->GetObjectProperty(object, L"clams").IsEmpty());
217 EXPECT_TRUE(engine()->GetObjectProperty(object, L"clams")->IsNumber());
218 EXPECT_EQ(1u, engine()->GetObjectPropertyNames(object).size());
219 EXPECT_EQ(L"clams", engine()->GetObjectPropertyNames(object)[0]);
220
221 EXPECT_TRUE(engine()->ToBoolean(object));
222 EXPECT_EQ(0, engine()->ToInt32(object));
223 double d = engine()->ToDouble(object);
224 EXPECT_NE(d, d); // i.e. NaN.
225 EXPECT_EQ(L"[object Object]", engine()->ToWideString(object));
226 EXPECT_TRUE(engine()->ToObject(object)->IsObject());
227 EXPECT_TRUE(engine()->ToArray(object).IsEmpty());
228 }
229