1 /*
2 * Copyright (C) 2019 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 <algorithm>
18 #include <string>
19 #include <string_view>
20 #include <unordered_map>
21 #include <vector>
22
23 #include <gtest/gtest.h>
24
25 #include "linkerconfig/context.h"
26 #include "linkerconfig/namespace.h"
27 #include "linkerconfig/namespacebuilder.h"
28 #include "linkerconfig/sectionbuilder.h"
29
30 using namespace android::linkerconfig::contents;
31 using namespace android::linkerconfig::modules;
32
33 namespace {
34
35 typedef std::unordered_map<std::string, std::vector<std::string>> fsmap;
36
Search(const Namespace & ns,std::string_view soname,fsmap fs)37 std::string Search(const Namespace& ns, std::string_view soname, fsmap fs) {
38 // search for current search_paths
39 for (auto path : ns.SearchPaths()) {
40 auto libs = fs[path];
41 if (std::find(std::begin(libs), std::end(libs), soname) != std::end(libs)) {
42 return path;
43 }
44 }
45 return "";
46 }
47
48 } // namespace
49
TEST(vndk_namespace,vndk_ext)50 TEST(vndk_namespace, vndk_ext) {
51 Context vendor_context;
52 vendor_context.SetCurrentSection(SectionType::Vendor);
53 auto vndk_ns = BuildVndkNamespace(vendor_context, VndkUserPartition::Vendor);
54
55 auto libvndk = "libvndk.so";
56 auto libvndksp = "libvndksp.so";
57
58 auto system_lib_path = "/system/${LIB}";
59 auto vendor_lib_path = "/vendor/${LIB}";
60 auto vendor_vndk_lib_path = "/vendor/${LIB}/vndk";
61 auto vendor_vndksp_lib_path = "/vendor/${LIB}/vndk-sp";
62 auto apex_vndk_lib_path =
63 "/apex/com.android.vndk.v" + Var("VENDOR_VNDK_VERSION") + "/${LIB}";
64
65 auto fs = fsmap{
66 {system_lib_path, {libvndk, libvndksp}},
67 {vendor_lib_path, {libvndk, libvndksp}},
68 {apex_vndk_lib_path, {libvndk, libvndksp}},
69 };
70
71 EXPECT_EQ(apex_vndk_lib_path, Search(vndk_ns, libvndk, fs));
72 EXPECT_EQ(apex_vndk_lib_path, Search(vndk_ns, libvndksp, fs));
73
74 // vndk-ext can eclipse vndk
75 fs[vendor_vndk_lib_path] = {libvndk};
76 EXPECT_EQ(vendor_vndk_lib_path, Search(vndk_ns, libvndk, fs));
77 EXPECT_EQ(apex_vndk_lib_path, Search(vndk_ns, libvndksp, fs));
78
79 // likewise, vndk-sp-ext can eclipse vndk-sp
80 fs[vendor_vndksp_lib_path] = {libvndksp};
81 EXPECT_EQ(vendor_vndk_lib_path, Search(vndk_ns, libvndk, fs));
82 EXPECT_EQ(vendor_vndksp_lib_path, Search(vndk_ns, libvndksp, fs));
83 }
84