ApkAssets_test.cpp revision d1ecd7af687bcad0f87c37fe33515ff6c5ea0f1d 
1/*
2 * Copyright (C) 2016 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 "androidfw/ApkAssets.h"
18
19#include "android-base/file.h"
20#include "android-base/unique_fd.h"
21
22#include "TestHelpers.h"
23#include "data/basic/R.h"
24
25using com::android::basic::R;
26
27namespace android {
28
29TEST(ApkAssetsTest, LoadApk) {
30  std::unique_ptr<const ApkAssets> loaded_apk =
31      ApkAssets::Load(GetTestDataPath() + "/basic/basic.apk");
32  ASSERT_NE(nullptr, loaded_apk);
33  EXPECT_NE(nullptr, loaded_apk->GetLoadedArsc());
34
35  std::unique_ptr<Asset> asset = loaded_apk->Open("res/layout/main.xml");
36  ASSERT_NE(nullptr, asset);
37}
38
39TEST(ApkAssetsTest, LoadApkAsSharedLibrary) {
40  std::unique_ptr<const ApkAssets> loaded_apk =
41      ApkAssets::Load(GetTestDataPath() + "/appaslib/appaslib.apk");
42  ASSERT_NE(nullptr, loaded_apk);
43  const LoadedArsc* loaded_arsc = loaded_apk->GetLoadedArsc();
44  ASSERT_NE(nullptr, loaded_arsc);
45  ASSERT_EQ(1u, loaded_arsc->GetPackages().size());
46  EXPECT_FALSE(loaded_arsc->GetPackages()[0]->IsDynamic());
47
48  loaded_apk = ApkAssets::LoadAsSharedLibrary(GetTestDataPath() + "/appaslib/appaslib.apk");
49  ASSERT_NE(nullptr, loaded_apk);
50
51  loaded_arsc = loaded_apk->GetLoadedArsc();
52  ASSERT_NE(nullptr, loaded_arsc);
53  ASSERT_EQ(1u, loaded_arsc->GetPackages().size());
54  EXPECT_TRUE(loaded_arsc->GetPackages()[0]->IsDynamic());
55}
56
57TEST(ApkAssetsTest, CreateAndDestroyAssetKeepsApkAssetsOpen) {
58  std::unique_ptr<const ApkAssets> loaded_apk =
59      ApkAssets::Load(GetTestDataPath() + "/basic/basic.apk");
60  ASSERT_NE(nullptr, loaded_apk);
61
62  {
63    std::unique_ptr<Asset> assets = loaded_apk->Open("res/layout/main.xml", Asset::ACCESS_BUFFER);
64    ASSERT_NE(nullptr, assets);
65  }
66
67  {
68    std::unique_ptr<Asset> assets = loaded_apk->Open("res/layout/main.xml", Asset::ACCESS_BUFFER);
69    ASSERT_NE(nullptr, assets);
70  }
71}
72
73TEST(ApkAssetsTest, OpenUncompressedAssetFd) {
74  std::unique_ptr<const ApkAssets> loaded_apk =
75      ApkAssets::Load(GetTestDataPath() + "/basic/basic.apk");
76  ASSERT_NE(nullptr, loaded_apk);
77
78  auto asset = loaded_apk->Open("assets/uncompressed.txt", Asset::ACCESS_UNKNOWN);
79  ASSERT_NE(nullptr, asset);
80
81  off64_t start, length;
82  base::unique_fd fd(asset->openFileDescriptor(&start, &length));
83  EXPECT_GE(fd.get(), 0);
84
85  lseek64(fd.get(), start, SEEK_SET);
86
87  std::string buffer;
88  buffer.resize(length);
89  ASSERT_TRUE(base::ReadFully(fd.get(), &*buffer.begin(), length));
90
91  EXPECT_EQ("This should be uncompressed.\n\n", buffer);
92}
93
94}  // namespace android
95