1 /*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "test_dex_file_builder.h"
18
19 #include "dex/dex_file-inl.h"
20 #include "gtest/gtest.h"
21
22 namespace art {
23
TEST(TestDexFileBuilderTest,SimpleTest)24 TEST(TestDexFileBuilderTest, SimpleTest) {
25 TestDexFileBuilder builder;
26 builder.AddString("Arbitrary string");
27 builder.AddType("Ljava/lang/Class;");
28 builder.AddField("LTestClass;", "[I", "intField");
29 builder.AddMethod("LTestClass;", "()I", "foo");
30 builder.AddMethod("LTestClass;", "(Ljava/lang/Object;[Ljava/lang/Object;)LTestClass;", "bar");
31 const char* dex_location = "TestDexFileBuilder/SimpleTest";
32 std::unique_ptr<const DexFile> dex_file(builder.Build(dex_location));
33 ASSERT_TRUE(dex_file != nullptr);
34 EXPECT_STREQ(dex_location, dex_file->GetLocation().c_str());
35
36 static const char* const expected_strings[] = {
37 "Arbitrary string",
38 "I",
39 "LLL", // shorty
40 "LTestClass;",
41 "Ljava/lang/Class;",
42 "Ljava/lang/Object;",
43 "[I",
44 "[Ljava/lang/Object;",
45 "bar",
46 "foo",
47 "intField",
48 };
49 ASSERT_EQ(arraysize(expected_strings), dex_file->NumStringIds());
50 for (size_t i = 0; i != arraysize(expected_strings); ++i) {
51 EXPECT_STREQ(expected_strings[i],
52 dex_file->GetStringData(dex_file->GetStringId(dex::StringIndex(i)))) << i;
53 }
54
55 static const char* const expected_types[] = {
56 "I",
57 "LTestClass;",
58 "Ljava/lang/Class;",
59 "Ljava/lang/Object;",
60 "[I",
61 "[Ljava/lang/Object;",
62 };
63 ASSERT_EQ(arraysize(expected_types), dex_file->NumTypeIds());
64 for (size_t i = 0; i != arraysize(expected_types); ++i) {
65 EXPECT_STREQ(expected_types[i],
66 dex_file->GetTypeDescriptor(dex_file->GetTypeId(dex::TypeIndex(i)))) << i;
67 }
68
69 ASSERT_EQ(1u, dex_file->NumFieldIds());
70 EXPECT_STREQ("[I TestClass.intField", dex_file->PrettyField(0u).c_str());
71
72 ASSERT_EQ(2u, dex_file->NumProtoIds());
73 ASSERT_EQ(2u, dex_file->NumMethodIds());
74 EXPECT_STREQ("TestClass TestClass.bar(java.lang.Object, java.lang.Object[])",
75 dex_file->PrettyMethod(0u).c_str());
76 EXPECT_STREQ("int TestClass.foo()",
77 dex_file->PrettyMethod(1u).c_str());
78
79 EXPECT_EQ(0u, builder.GetStringIdx("Arbitrary string"));
80 EXPECT_EQ(2u, builder.GetTypeIdx("Ljava/lang/Class;"));
81 EXPECT_EQ(0u, builder.GetFieldIdx("LTestClass;", "[I", "intField"));
82 EXPECT_EQ(1u, builder.GetMethodIdx("LTestClass;", "()I", "foo"));
83 EXPECT_EQ(0u, builder.GetMethodIdx("LTestClass;", "(Ljava/lang/Object;[Ljava/lang/Object;)LTestClass;", "bar"));
84 }
85
86 } // namespace art
87