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Add unittest for minidump file writer. Fixes issue #85.

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git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@90 4c0a9323-5329-0410-9bdc-e9ce6186880e
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waylonis 2006-12-16 00:42:13 +00:00
parent 3782a335d3
commit 8cc32d3bb8
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src/client/minidump_file_writer_unittest.cc Normal file
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// Copyright (c) 2006, Google Inc. All rights reserved.
// Author: waylonis@google.com (Dan Waylonis)
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/*
g++ -I../ ../common/convert_UTF.c \
../common/string_conversion.cc \
minidump_file_writer.cc \
minidump_file_writer_unittest.cc \
-o minidump_file_writer_unittest
*/
#include <fcntl.h>
#include <unistd.h>
#include "minidump_file_writer-inl.h"
using google_airbag::MinidumpFileWriter;
#define ASSERT_TRUE(cond) \
if (!(cond)) { \
fprintf(stderr, "FAILED: %s at %s:%d\n", #cond, __FILE__, __LINE__); \
return false; \
}
#define ASSERT_EQ(e1, e2) ASSERT_TRUE((e1) == (e2))
#define ASSERT_NE(e1, e2) ASSERT_TRUE((e1) != (e2))
struct StringStructure {
unsigned long integer_value;
MDLocationDescriptor first_string;
MDLocationDescriptor second_string;
};
struct ArrayStructure {
unsigned char char_value;
unsigned short short_value;
unsigned long long_value;
};
typedef struct {
unsigned long count;
ArrayStructure array[0];
} ObjectAndArrayStructure;
static bool WriteFile(const char *path) {
MinidumpFileWriter writer;
if (writer.Open(path)) {
// Test a single structure
google_airbag::TypedMDRVA<StringStructure> strings(&writer);
ASSERT_TRUE(strings.Allocate());
strings.get()->integer_value = 0xBEEF;
const char *first = "First String";
ASSERT_TRUE(writer.WriteString(first, 0, &strings.get()->first_string));
const wchar_t *second = L"Second String";
ASSERT_TRUE(writer.WriteString(second, 0, &strings.get()->second_string));
// Test an array structure
google_airbag::TypedMDRVA<ArrayStructure> array(&writer);
unsigned int count = 10;
ASSERT_TRUE(array.AllocateArray(count));
for (unsigned int i = 0; i < count; ++i) {
ArrayStructure local;
local.char_value = i;
local.short_value = i + 1;
local.long_value = i + 2;
ASSERT_TRUE(array.CopyIndex(i, &local));
}
// Test an object followed by an array
google_airbag::TypedMDRVA<ObjectAndArrayStructure> obj_array(&writer);
ASSERT_TRUE(obj_array.AllocateObjectAndArray(count,
sizeof(ArrayStructure)));
obj_array.get()->count = count;
for (unsigned int i = 0; i < count; ++i) {
ArrayStructure local;
local.char_value = i;
local.short_value = i + 1;
local.long_value = i + 2;
ASSERT_TRUE(obj_array.CopyIndexAfterObject(i, &local, sizeof(local)));
}
}
return writer.Close();
}
static bool CompareFile(const char *path) {
unsigned long expected[] = {
#if defined(__BIG_ENDIAN__)
0x0000beef, 0x0000001e, 0x00000018, 0x00000020, 0x00000038, 0x00000000,
0x00000018, 0x00460069, 0x00720073, 0x00740020, 0x00530074, 0x00720069,
0x006e0067, 0x00000000, 0x0000001a, 0x00530065, 0x0063006f, 0x006e0064,
0x00200053, 0x00740072, 0x0069006e, 0x00670000, 0x00000001, 0x00000002,
0x01000002, 0x00000003, 0x02000003, 0x00000004, 0x03000004, 0x00000005,
0x04000005, 0x00000006, 0x05000006, 0x00000007, 0x06000007, 0x00000008,
0x07000008, 0x00000009, 0x08000009, 0x0000000a, 0x0900000a, 0x0000000b,
0x0000000a, 0x00000001, 0x00000002, 0x01000002, 0x00000003, 0x02000003,
0x00000004, 0x03000004, 0x00000005, 0x04000005, 0x00000006, 0x05000006,
0x00000007, 0x06000007, 0x00000008, 0x07000008, 0x00000009, 0x08000009,
0x0000000a, 0x0900000a, 0x0000000b, 0x00000000
#else
0x0000beef, 0x0000001e, 0x00000018, 0x00000020, 0x00000038, 0x00000000,
0x00000018, 0x00690046, 0x00730072, 0x00200074, 0x00740053, 0x00690072,
0x0067006e, 0x00000000, 0x0000001a, 0x00650053, 0x006f0063, 0x0064006e,
0x00530020, 0x00720074, 0x006e0069, 0x00000067, 0x0001da00, 0x00000002,
0x0002da01, 0x00000003, 0x0003da02, 0x00000004, 0x0004da03, 0x00000005,
0x0005da04, 0x00000006, 0x0006da05, 0x00000007, 0x0007da06, 0x00000008,
0x0008da07, 0x00000009, 0x0009da08, 0x0000000a, 0x000ada09, 0x0000000b,
0x0000000a, 0x00018700, 0x00000002, 0x00028701, 0x00000003, 0x00038702,
0x00000004, 0x00048703, 0x00000005, 0x00058704, 0x00000006, 0x00068705,
0x00000007, 0x00078706, 0x00000008, 0x00088707, 0x00000009, 0x00098708,
0x0000000a, 0x000a8709, 0x0000000b, 0x00000000,
#endif
};
unsigned int expected_byte_count = sizeof(expected);
int fd = open(path, O_RDONLY, 0600);
void *buffer = malloc(expected_byte_count);
ASSERT_NE(fd, -1);
ASSERT_TRUE(buffer);
ASSERT_EQ(read(fd, buffer, expected_byte_count), expected_byte_count);
ASSERT_EQ(memcmp(buffer, expected, expected_byte_count), 0);
return true;
}
static bool RunTests() {
const char *path = "/tmp/minidump_file_writer_unittest.dmp";
ASSERT_TRUE(WriteFile(path));
ASSERT_TRUE(CompareFile(path));
unlink(path);
return true;
}
extern "C" int main(int argc, const char *argv[]) {
return RunTests() ? 0 : 1;
}