1 /*
2  * Copyright (C) 2018 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 <memory>
18 #include <sstream>
19 #include <string>
20 
21 #include "TestHelpers.h"
22 #include "androidfw/ApkAssets.h"
23 #include "androidfw/Idmap.h"
24 #include "gmock/gmock.h"
25 #include "gtest/gtest.h"
26 #include "idmap2/Idmap.h"
27 #include "idmap2/Policies.h"
28 #include "idmap2/PrettyPrintVisitor.h"
29 
30 using ::testing::NotNull;
31 
32 using android::ApkAssets;
33 using android::idmap2::PolicyBitmask;
34 
35 namespace android::idmap2 {
36 
TEST(PrettyPrintVisitorTests,CreatePrettyPrintVisitor)37 TEST(PrettyPrintVisitorTests, CreatePrettyPrintVisitor) {
38   const std::string target_apk_path(GetTestDataPath() + "/target/target.apk");
39   std::unique_ptr<const ApkAssets> target_apk = ApkAssets::Load(target_apk_path);
40   ASSERT_THAT(target_apk, NotNull());
41 
42   const std::string overlay_apk_path(GetTestDataPath() + "/overlay/overlay.apk");
43   std::unique_ptr<const ApkAssets> overlay_apk = ApkAssets::Load(overlay_apk_path);
44   ASSERT_THAT(overlay_apk, NotNull());
45 
46   const auto idmap =
47       Idmap::FromApkAssets(target_apk_path, *target_apk, overlay_apk_path, *overlay_apk,
48                            PolicyFlags::POLICY_PUBLIC, /* enforce_overlayable */ true);
49   ASSERT_TRUE(idmap);
50 
51   std::stringstream stream;
52   PrettyPrintVisitor visitor(stream);
53   (*idmap)->accept(&visitor);
54 
55   ASSERT_NE(stream.str().find("target apk path  : "), std::string::npos);
56   ASSERT_NE(stream.str().find("overlay apk path : "), std::string::npos);
57   ASSERT_NE(stream.str().find("0x7f010000 -> 0x7f010000 integer/int1\n"), std::string::npos);
58 }
59 
TEST(PrettyPrintVisitorTests,CreatePrettyPrintVisitorWithoutAccessToApks)60 TEST(PrettyPrintVisitorTests, CreatePrettyPrintVisitorWithoutAccessToApks) {
61   fclose(stderr);  // silence expected warnings from libandroidfw
62 
63   std::string raw(reinterpret_cast<const char*>(idmap_raw_data), idmap_raw_data_len);
64   std::istringstream raw_stream(raw);
65 
66   const auto idmap = Idmap::FromBinaryStream(raw_stream);
67   ASSERT_TRUE(idmap);
68 
69   std::stringstream stream;
70   PrettyPrintVisitor visitor(stream);
71   (*idmap)->accept(&visitor);
72 
73   ASSERT_NE(stream.str().find("target apk path  : "), std::string::npos);
74   ASSERT_NE(stream.str().find("overlay apk path : "), std::string::npos);
75   ASSERT_NE(stream.str().find("0x7f020000 -> 0x7f020000\n"), std::string::npos);
76 }
77 
78 }  // namespace android::idmap2
79