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_file-inl.h"
20#include "gtest/gtest.h"
21#include "utils.h"
22
23namespace art {
24
25TEST(TestDexFileBuilderTest, SimpleTest) {
26  TestDexFileBuilder builder;
27  builder.AddString("Arbitrary string");
28  builder.AddType("Ljava/lang/Class;");
29  builder.AddField("LTestClass;", "[I", "intField");
30  builder.AddMethod("LTestClass;", "()I", "foo");
31  builder.AddMethod("LTestClass;", "(Ljava/lang/Object;[Ljava/lang/Object;)LTestClass;", "bar");
32  const char* dex_location = "TestDexFileBuilder/SimpleTest";
33  std::unique_ptr<const DexFile> dex_file(builder.Build(dex_location));
34  ASSERT_TRUE(dex_file != nullptr);
35  EXPECT_STREQ(dex_location, dex_file->GetLocation().c_str());
36
37  static const char* const expected_strings[] = {
38      "Arbitrary string",
39      "I",
40      "LLL",  // shorty
41      "LTestClass;",
42      "Ljava/lang/Class;",
43      "Ljava/lang/Object;",
44      "[I",
45      "[Ljava/lang/Object;",
46      "bar",
47      "foo",
48      "intField",
49  };
50  ASSERT_EQ(arraysize(expected_strings), dex_file->NumStringIds());
51  for (size_t i = 0; i != arraysize(expected_strings); ++i) {
52    EXPECT_STREQ(expected_strings[i], dex_file->GetStringData(dex_file->GetStringId(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], dex_file->GetTypeDescriptor(dex_file->GetTypeId(i))) << i;
66  }
67
68  ASSERT_EQ(1u, dex_file->NumFieldIds());
69  EXPECT_STREQ("[I TestClass.intField", PrettyField(0u, *dex_file).c_str());
70
71  ASSERT_EQ(2u, dex_file->NumProtoIds());
72  ASSERT_EQ(2u, dex_file->NumMethodIds());
73  EXPECT_STREQ("TestClass TestClass.bar(java.lang.Object, java.lang.Object[])",
74               PrettyMethod(0u, *dex_file).c_str());
75  EXPECT_STREQ("int TestClass.foo()",
76               PrettyMethod(1u, *dex_file).c_str());
77
78  EXPECT_EQ(0u, builder.GetStringIdx("Arbitrary string"));
79  EXPECT_EQ(2u, builder.GetTypeIdx("Ljava/lang/Class;"));
80  EXPECT_EQ(0u, builder.GetFieldIdx("LTestClass;", "[I", "intField"));
81  EXPECT_EQ(1u, builder.GetMethodIdx("LTestClass;", "()I", "foo"));
82  EXPECT_EQ(0u, builder.GetMethodIdx("LTestClass;", "(Ljava/lang/Object;[Ljava/lang/Object;)LTestClass;", "bar"));
83}
84
85}  // namespace art
86