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 "process/SymbolTable.h"
18
19#include "SdkConstants.h"
20#include "format/binary/TableFlattener.h"
21#include "test/Test.h"
22#include "util/BigBuffer.h"
23
24using ::testing::Eq;
25using ::testing::IsNull;
26using ::testing::Ne;
27using ::testing::NotNull;
28
29namespace aapt {
30
31TEST(ResourceTableSymbolSourceTest, FindSymbols) {
32  std::unique_ptr<ResourceTable> table =
33      test::ResourceTableBuilder()
34          .AddSimple("android:id/foo", ResourceId(0x01020000))
35          .AddSimple("android:id/bar")
36          .AddValue("android:attr/foo", ResourceId(0x01010000),
37                    test::AttributeBuilder().Build())
38          .Build();
39
40  ResourceTableSymbolSource symbol_source(table.get());
41  EXPECT_THAT(symbol_source.FindByName(test::ParseNameOrDie("android:id/foo")), NotNull());
42  EXPECT_THAT(symbol_source.FindByName(test::ParseNameOrDie("android:id/bar")), NotNull());
43
44  std::unique_ptr<SymbolTable::Symbol> s =
45      symbol_source.FindByName(test::ParseNameOrDie("android:attr/foo"));
46  ASSERT_THAT(s, NotNull());
47  EXPECT_THAT(s->attribute, NotNull());
48}
49
50TEST(ResourceTableSymbolSourceTest, FindPrivateAttrSymbol) {
51  std::unique_ptr<ResourceTable> table =
52      test::ResourceTableBuilder()
53          .AddValue("android:^attr-private/foo", ResourceId(0x01010000),
54                    test::AttributeBuilder().Build())
55          .Build();
56
57  ResourceTableSymbolSource symbol_source(table.get());
58  std::unique_ptr<SymbolTable::Symbol> s =
59      symbol_source.FindByName(test::ParseNameOrDie("android:attr/foo"));
60  ASSERT_THAT(s, NotNull());
61  EXPECT_THAT(s->attribute, NotNull());
62}
63
64TEST(SymbolTableTest, FindByName) {
65  std::unique_ptr<ResourceTable> table =
66      test::ResourceTableBuilder()
67          .AddSimple("com.android.app:id/foo")
68          .AddSimple("com.android.app:id/" + NameMangler::MangleEntry("com.android.lib", "foo"))
69          .Build();
70
71  NameMangler mangler(NameManglerPolicy{"com.android.app", {"com.android.lib"}});
72  SymbolTable symbol_table(&mangler);
73  symbol_table.AppendSource(util::make_unique<ResourceTableSymbolSource>(table.get()));
74
75  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("id/foo")), NotNull());
76  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("com.android.lib:id/foo")), NotNull());
77}
78
79TEST(SymbolTableTest, FindByNameWhenSymbolIsMangledInResTable) {
80  using namespace android;
81
82  std::unique_ptr<IAaptContext> context =
83      test::ContextBuilder()
84          .SetCompilationPackage("com.android.app")
85          .SetPackageId(0x7f)
86          .SetPackageType(PackageType::kApp)
87          .SetMinSdkVersion(SDK_LOLLIPOP_MR1)
88          .SetNameManglerPolicy(NameManglerPolicy{"com.android.app"})
89          .Build();
90
91  // Create a ResourceTable with a mangled resource, simulating a static library being merged into
92  // the main application package.
93  std::unique_ptr<ResourceTable> table =
94      test::ResourceTableBuilder()
95          .AddSimple("com.android.app:id/" + NameMangler::MangleEntry("com.android.lib", "foo"),
96                     ResourceId(0x7f020000))
97          .AddSimple("com.android.app:id/bar", ResourceId(0x7f020001))
98          .Build();
99
100  BigBuffer buffer(1024u);
101  TableFlattener flattener({}, &buffer);
102  ASSERT_TRUE(flattener.Consume(context.get(), table.get()));
103
104  std::unique_ptr<uint8_t[]> data = util::Copy(buffer);
105
106  // Construct the test AssetManager.
107  auto asset_manager_source = util::make_unique<AssetManagerSymbolSource>();
108  ResTable& res_table = const_cast<ResTable&>(
109      asset_manager_source->GetAssetManager()->getResources(false /*required*/));
110  ASSERT_THAT(res_table.add(data.get(), buffer.size()), Eq(NO_ERROR));
111
112  SymbolTable symbol_table(context->GetNameMangler());
113  symbol_table.AppendSource(std::move(asset_manager_source));
114
115  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("com.android.lib:id/foo")), NotNull());
116  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("com.android.app:id/bar")), NotNull());
117
118  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("com.android.app:id/foo")), IsNull());
119  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("com.android.lib:id/bar")), IsNull());
120  EXPECT_THAT(symbol_table.FindByName(test::ParseNameOrDie("com.android.other:id/foo")), IsNull());
121}
122
123}  // namespace aapt
124