1 // Copyright (c) 2006, Google Inc. 2 // All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions are 6 // met: 7 // 8 // * Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // * Redistributions in binary form must reproduce the above 11 // copyright notice, this list of conditions and the following disclaimer 12 // in the documentation and/or other materials provided with the 13 // distribution. 14 // * Neither the name of Google Inc. nor the names of its 15 // contributors may be used to endorse or promote products derived from 16 // this software without specific prior written permission. 17 // 18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30 // Author: waylonis (at) google.com (Dan Waylonis) 31 32 /* 33 g++ -I../ ../common/convert_UTF.c \ 34 ../common/string_conversion.cc \ 35 minidump_file_writer.cc \ 36 minidump_file_writer_unittest.cc \ 37 -o minidump_file_writer_unittest 38 */ 39 40 #include <fcntl.h> 41 #include <unistd.h> 42 43 #include "minidump_file_writer-inl.h" 44 45 using google_breakpad::MinidumpFileWriter; 46 47 #define ASSERT_TRUE(cond) \ 48 if (!(cond)) { \ 49 fprintf(stderr, "FAILED: %s at %s:%d\n", #cond, __FILE__, __LINE__); \ 50 return false; \ 51 } 52 53 #define ASSERT_EQ(e1, e2) ASSERT_TRUE((e1) == (e2)) 54 #define ASSERT_NE(e1, e2) ASSERT_TRUE((e1) != (e2)) 55 56 struct StringStructure { 57 unsigned long integer_value; 58 MDLocationDescriptor first_string; 59 MDLocationDescriptor second_string; 60 }; 61 62 struct ArrayStructure { 63 unsigned char char_value; 64 unsigned short short_value; 65 unsigned long long_value; 66 }; 67 68 typedef struct { 69 unsigned long count; 70 ArrayStructure array[0]; 71 } ObjectAndArrayStructure; 72 73 static bool WriteFile(const char *path) { 74 MinidumpFileWriter writer; 75 if (writer.Open(path)) { 76 // Test a single structure 77 google_breakpad::TypedMDRVA<StringStructure> strings(&writer); 78 ASSERT_TRUE(strings.Allocate()); 79 strings.get()->integer_value = 0xBEEF; 80 const char *first = "First String"; 81 ASSERT_TRUE(writer.WriteString(first, 0, &strings.get()->first_string)); 82 const wchar_t *second = L"Second String"; 83 ASSERT_TRUE(writer.WriteString(second, 0, &strings.get()->second_string)); 84 85 // Test an array structure 86 google_breakpad::TypedMDRVA<ArrayStructure> array(&writer); 87 unsigned int count = 10; 88 ASSERT_TRUE(array.AllocateArray(count)); 89 for (unsigned char i = 0; i < count; ++i) { 90 ArrayStructure local; 91 local.char_value = i; 92 local.short_value = i + 1; 93 local.long_value = i + 2; 94 ASSERT_TRUE(array.CopyIndex(i, &local)); 95 } 96 97 // Test an object followed by an array 98 google_breakpad::TypedMDRVA<ObjectAndArrayStructure> obj_array(&writer); 99 ASSERT_TRUE(obj_array.AllocateObjectAndArray(count, 100 sizeof(ArrayStructure))); 101 obj_array.get()->count = count; 102 for (unsigned char i = 0; i < count; ++i) { 103 ArrayStructure local; 104 local.char_value = i; 105 local.short_value = i + 1; 106 local.long_value = i + 2; 107 ASSERT_TRUE(obj_array.CopyIndexAfterObject(i, &local, sizeof(local))); 108 } 109 } 110 111 return writer.Close(); 112 } 113 114 static bool CompareFile(const char *path) { 115 unsigned long expected[] = { 116 #if defined(__BIG_ENDIAN__) 117 0x0000beef, 0x0000001e, 0x00000018, 0x00000020, 0x00000038, 0x00000000, 118 0x00000018, 0x00460069, 0x00720073, 0x00740020, 0x00530074, 0x00720069, 119 0x006e0067, 0x00000000, 0x0000001a, 0x00530065, 0x0063006f, 0x006e0064, 120 0x00200053, 0x00740072, 0x0069006e, 0x00670000, 0x00000001, 0x00000002, 121 0x01000002, 0x00000003, 0x02000003, 0x00000004, 0x03000004, 0x00000005, 122 0x04000005, 0x00000006, 0x05000006, 0x00000007, 0x06000007, 0x00000008, 123 0x07000008, 0x00000009, 0x08000009, 0x0000000a, 0x0900000a, 0x0000000b, 124 0x0000000a, 0x00000001, 0x00000002, 0x01000002, 0x00000003, 0x02000003, 125 0x00000004, 0x03000004, 0x00000005, 0x04000005, 0x00000006, 0x05000006, 126 0x00000007, 0x06000007, 0x00000008, 0x07000008, 0x00000009, 0x08000009, 127 0x0000000a, 0x0900000a, 0x0000000b, 0x00000000 128 #else 129 0x0000beef, 0x0000001e, 0x00000018, 0x00000020, 130 0x00000038, 0x00000000, 0x00000018, 0x00690046, 131 0x00730072, 0x00200074, 0x00740053, 0x00690072, 132 0x0067006e, 0x00000000, 0x0000001a, 0x00650053, 133 0x006f0063, 0x0064006e, 0x00530020, 0x00720074, 134 0x006e0069, 0x00000067, 0x00011e00, 0x00000002, 135 0x00021e01, 0x00000003, 0x00031e02, 0x00000004, 136 0x00041e03, 0x00000005, 0x00051e04, 0x00000006, 137 0x00061e05, 0x00000007, 0x00071e06, 0x00000008, 138 0x00081e07, 0x00000009, 0x00091e08, 0x0000000a, 139 0x000a1e09, 0x0000000b, 0x0000000a, 0x00011c00, 140 0x00000002, 0x00021c01, 0x00000003, 0x00031c02, 141 0x00000004, 0x00041c03, 0x00000005, 0x00051c04, 142 0x00000006, 0x00061c05, 0x00000007, 0x00071c06, 143 0x00000008, 0x00081c07, 0x00000009, 0x00091c08, 144 0x0000000a, 0x000a1c09, 0x0000000b, 0x00000000, 145 #endif 146 }; 147 size_t expected_byte_count = sizeof(expected); 148 int fd = open(path, O_RDONLY, 0600); 149 void *buffer = malloc(expected_byte_count); 150 ASSERT_NE(fd, -1); 151 ASSERT_TRUE(buffer); 152 ASSERT_EQ(read(fd, buffer, expected_byte_count), 153 static_cast<ssize_t>(expected_byte_count)); 154 155 char *b1, *b2; 156 b1 = reinterpret_cast<char*>(buffer); 157 b2 = reinterpret_cast<char*>(expected); 158 while (*b1 == *b2) { 159 b1++; 160 b2++; 161 } 162 163 printf("%p\n", reinterpret_cast<void*>(b1 - (char*)buffer)); 164 165 ASSERT_EQ(memcmp(buffer, expected, expected_byte_count), 0); 166 return true; 167 } 168 169 static bool RunTests() { 170 const char *path = "/tmp/minidump_file_writer_unittest.dmp"; 171 ASSERT_TRUE(WriteFile(path)); 172 ASSERT_TRUE(CompareFile(path)); 173 unlink(path); 174 return true; 175 } 176 177 extern "C" int main(int argc, const char *argv[]) { 178 return RunTests() ? 0 : 1; 179 } 180