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
24 using ::testing::Eq;
25 using ::testing::IsNull;
26 using ::testing::Ne;
27 using ::testing::NotNull;
28
29 namespace aapt {
30
TEST(ResourceTableSymbolSourceTest,FindSymbols)31 TEST(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
TEST(ResourceTableSymbolSourceTest,FindPrivateAttrSymbol)50 TEST(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
TEST(SymbolTableTest,FindByName)64 TEST(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
TEST(SymbolTableTest,FindByNameWhenSymbolIsMangledInResTable)79 TEST(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