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 <malloc.h>
18 #include <stdint.h>
19
20 #include <string>
21
22 #include <android-base/file.h>
23 #include <gtest/gtest.h>
24
25 #include "Alloc.h"
26 #include "File.h"
27
GetTestDirectory()28 static std::string GetTestDirectory() {
29 return android::base::GetExecutableDirectory() + "/tests";
30 }
31
GetTestZip()32 static std::string GetTestZip() {
33 return GetTestDirectory() + "/test.zip";
34 }
35
TEST(FileTest,zip_get_contents)36 TEST(FileTest, zip_get_contents) {
37 EXPECT_EQ("12345: malloc 0x1000 16\n12345: free 0x1000\n", ZipGetContents(GetTestZip().c_str()));
38 }
39
TEST(FileTest,zip_get_contents_bad_file)40 TEST(FileTest, zip_get_contents_bad_file) {
41 EXPECT_EQ("", ZipGetContents("/does/not/exist.zip"));
42 }
43
TEST(FileTest,get_unwind_info_from_zip_file)44 TEST(FileTest, get_unwind_info_from_zip_file) {
45 // This will allocate, so do it before getting mallinfo.
46 std::string file_name = GetTestZip();
47
48 size_t mallinfo_before = mallinfo().uordblks;
49 AllocEntry* entries;
50 size_t num_entries;
51 GetUnwindInfo(file_name.c_str(), &entries, &num_entries);
52 size_t mallinfo_after = mallinfo().uordblks;
53
54 // Verify no memory is allocated.
55 EXPECT_EQ(mallinfo_after, mallinfo_before);
56
57 ASSERT_EQ(2U, num_entries);
58 EXPECT_EQ(12345, entries[0].tid);
59 EXPECT_EQ(MALLOC, entries[0].type);
60 EXPECT_EQ(0x1000U, entries[0].ptr);
61 EXPECT_EQ(16U, entries[0].size);
62 EXPECT_EQ(0U, entries[0].u.old_ptr);
63
64 EXPECT_EQ(12345, entries[1].tid);
65 EXPECT_EQ(FREE, entries[1].type);
66 EXPECT_EQ(0x1000U, entries[1].ptr);
67 EXPECT_EQ(0U, entries[1].size);
68 EXPECT_EQ(0U, entries[1].u.old_ptr);
69
70 FreeEntries(entries, num_entries);
71 }
72
TEST(FileTest,get_unwind_info_bad_zip_file)73 TEST(FileTest, get_unwind_info_bad_zip_file) {
74 AllocEntry* entries;
75 size_t num_entries;
76 EXPECT_DEATH(GetUnwindInfo("/does/not/exist.zip", &entries, &num_entries), "");
77 }
78
TEST(FileTest,get_unwind_info_from_text_file)79 TEST(FileTest, get_unwind_info_from_text_file) {
80 // This will allocate, so do it before getting mallinfo.
81 std::string file_name = GetTestDirectory() + "/test.txt";
82
83 size_t mallinfo_before = mallinfo().uordblks;
84 AllocEntry* entries;
85 size_t num_entries;
86 GetUnwindInfo(file_name.c_str(), &entries, &num_entries);
87 size_t mallinfo_after = mallinfo().uordblks;
88
89 // Verify no memory is allocated.
90 EXPECT_EQ(mallinfo_after, mallinfo_before);
91
92 ASSERT_EQ(2U, num_entries);
93 EXPECT_EQ(98765, entries[0].tid);
94 EXPECT_EQ(MEMALIGN, entries[0].type);
95 EXPECT_EQ(0xa000U, entries[0].ptr);
96 EXPECT_EQ(124U, entries[0].size);
97 EXPECT_EQ(16U, entries[0].u.align);
98
99 EXPECT_EQ(98765, entries[1].tid);
100 EXPECT_EQ(FREE, entries[1].type);
101 EXPECT_EQ(0xa000U, entries[1].ptr);
102 EXPECT_EQ(0U, entries[1].size);
103 EXPECT_EQ(0U, entries[1].u.old_ptr);
104
105 FreeEntries(entries, num_entries);
106 }
107
TEST(FileTest,get_unwind_info_bad_file)108 TEST(FileTest, get_unwind_info_bad_file) {
109 AllocEntry* entries;
110 size_t num_entries;
111 EXPECT_DEATH(GetUnwindInfo("/does/not/exist", &entries, &num_entries), "");
112 }
113