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// Copyright (c) 2010, Google Inc.
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// Original author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com>
// synth_minidump_unittest.cc: Unit tests for google_breakpad::SynthMinidump
// classes.
#include <sstream>
#include <string>
#include "breakpad_googletest_includes.h"
#include "common/using_std_string.h"
#include "google_breakpad/common/minidump_format.h"
#include "processor/synth_minidump.h"
#include "processor/synth_minidump_unittest_data.h"
using google_breakpad::SynthMinidump::Context;
using google_breakpad::SynthMinidump::Dump;
using google_breakpad::SynthMinidump::Exception;
using google_breakpad::SynthMinidump::List;
using google_breakpad::SynthMinidump::Memory;
using google_breakpad::SynthMinidump::Module;
using google_breakpad::SynthMinidump::Section;
using google_breakpad::SynthMinidump::Stream;
using google_breakpad::SynthMinidump::String;
using google_breakpad::SynthMinidump::SystemInfo;
using google_breakpad::test_assembler::kBigEndian;
using google_breakpad::test_assembler::kLittleEndian;
using google_breakpad::test_assembler::Label;
TEST(Section, Simple) {
Dump dump(0);
Section section(dump);
section.L32(0x12345678);
section.Finish(0);
string contents;
ASSERT_TRUE(section.GetContents(&contents));
EXPECT_EQ(string("\x78\x56\x34\x12", 4), contents);
}
TEST(Section, CiteLocationIn) {
Dump dump(0, kBigEndian);
Section section1(dump), section2(dump);
section1.Append("order");
section2.Append("mayhem");
section2.Finish(0x32287ec2);
section2.CiteLocationIn(&section1);
string contents;
ASSERT_TRUE(section1.GetContents(&contents));
string expected("order\0\0\0\x06\x32\x28\x7e\xc2", 13);
EXPECT_EQ(expected, contents);
}
TEST(Stream, CiteStreamIn) {
Dump dump(0, kLittleEndian);
Stream stream(dump, 0x40cae2b3);
Section section(dump);
stream.Append("stream contents");
section.Append("section contents");
stream.Finish(0x41424344);
stream.CiteStreamIn(&section);
string contents;
ASSERT_TRUE(section.GetContents(&contents));
string expected("section contents"
"\xb3\xe2\xca\x40"
"\x0f\0\0\0"
"\x44\x43\x42\x41",
16 + 4 + 4 + 4);
EXPECT_EQ(expected, contents);
}
TEST(Memory, CiteMemoryIn) {
Dump dump(0, kBigEndian);
Memory memory(dump, 0x76d010874ab019f9ULL);
Section section(dump);
memory.Append("memory contents");
section.Append("section contents");
memory.Finish(0x51525354);
memory.CiteMemoryIn(&section);
string contents;
ASSERT_TRUE(section.GetContents(&contents));
string expected("section contents"
"\x76\xd0\x10\x87\x4a\xb0\x19\xf9"
"\0\0\0\x0f"
"\x51\x52\x53\x54",
16 + 8 + 4 + 4);
EXPECT_EQ(contents, expected);
}
TEST(Memory, Here) {
Dump dump(0, kBigEndian);
Memory memory(dump, 0x89979731eb060ed4ULL);
memory.Append(1729, 42);
Label l = memory.Here();
ASSERT_EQ(0x89979731eb060ed4ULL + 1729, l.Value());
}
TEST(Context, X86) {
Dump dump(0, kLittleEndian);
assert(x86_raw_context.context_flags & MD_CONTEXT_X86);
Context context(dump, x86_raw_context);
string contents;
ASSERT_TRUE(context.GetContents(&contents));
EXPECT_EQ(sizeof(x86_expected_contents), contents.size());
EXPECT_TRUE(memcmp(contents.data(), x86_expected_contents, contents.size())
== 0);
}
TEST(Context, ARM) {
Dump dump(0, kLittleEndian);
assert(arm_raw_context.context_flags & MD_CONTEXT_ARM);
Context context(dump, arm_raw_context);
string contents;
ASSERT_TRUE(context.GetContents(&contents));
EXPECT_EQ(sizeof(arm_expected_contents), contents.size());
EXPECT_TRUE(memcmp(contents.data(), arm_expected_contents, contents.size())
== 0);
}
TEST(ContextDeathTest, X86BadFlags) {
Dump dump(0, kLittleEndian);
MDRawContextX86 raw;
raw.context_flags = MD_CONTEXT_AMD64;
ASSERT_DEATH(Context context(dump, raw);,
"context\\.context_flags & (0x[0-9a-f]+|MD_CONTEXT_X86)");
}
TEST(ContextDeathTest, X86BadEndianness) {
Dump dump(0, kBigEndian);
MDRawContextX86 raw;
raw.context_flags = MD_CONTEXT_X86;
ASSERT_DEATH(Context context(dump, raw);,
"dump\\.endianness\\(\\) == kLittleEndian");
}
TEST(Thread, Simple) {
Dump dump(0, kLittleEndian);
Context context(dump, x86_raw_context);
context.Finish(0x8665da0c);
Memory stack(dump, 0xaad55a93cc3c0efcULL);
stack.Append("stack contents");
stack.Finish(0xe08cdbd1);
google_breakpad::SynthMinidump::Thread thread(
dump, 0x3d7ec360, stack, context,
0x3593f44d, // suspend count
0xab352b82, // priority class
0x2753d838, // priority
0xeb2de4be3f29e3e9ULL); // thread environment block
string contents;
ASSERT_TRUE(thread.GetContents(&contents));
static const uint8_t expected_bytes[] = {
0x60, 0xc3, 0x7e, 0x3d, // thread id
0x4d, 0xf4, 0x93, 0x35, // suspend count
0x82, 0x2b, 0x35, 0xab, // priority class
0x38, 0xd8, 0x53, 0x27, // priority
0xe9, 0xe3, 0x29, 0x3f, 0xbe, 0xe4, 0x2d, 0xeb, // thread environment block
0xfc, 0x0e, 0x3c, 0xcc, 0x93, 0x5a, 0xd5, 0xaa, // stack address
0x0e, 0x00, 0x00, 0x00, // stack size
0xd1, 0xdb, 0x8c, 0xe0, // stack MDRVA
0xcc, 0x02, 0x00, 0x00, // context size
0x0c, 0xda, 0x65, 0x86 // context MDRVA
};
EXPECT_EQ(sizeof(expected_bytes), contents.size());
EXPECT_TRUE(memcmp(contents.data(), expected_bytes, contents.size()) == 0);
}
TEST(Exception, Simple) {
Dump dump(0, kLittleEndian);
Context context(dump, x86_raw_context);
context.Finish(0x8665da0c);
Exception exception(dump, context,
0x1234abcd, // thread id
0xdcba4321, // exception code
0xf0e0d0c0, // exception flags
0x0919a9b9c9d9e9f9ULL); // exception address
string contents;
ASSERT_TRUE(exception.GetContents(&contents));
static const uint8_t expected_bytes[] = {
0xcd, 0xab, 0x34, 0x12, // thread id
0x00, 0x00, 0x00, 0x00, // __align
0x21, 0x43, 0xba, 0xdc, // exception code
0xc0, 0xd0, 0xe0, 0xf0, // exception flags
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception record
0xf9, 0xe9, 0xd9, 0xc9, 0xb9, 0xa9, 0x19, 0x09, // exception address
0x00, 0x00, 0x00, 0x00, // number parameters
0x00, 0x00, 0x00, 0x00, // __align
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // exception_information
0xcc, 0x02, 0x00, 0x00, // context size
0x0c, 0xda, 0x65, 0x86 // context MDRVA
};
EXPECT_EQ(sizeof(expected_bytes), contents.size());
EXPECT_TRUE(memcmp(contents.data(), expected_bytes, contents.size()) == 0);
}
TEST(String, Simple) {
Dump dump(0, kBigEndian);
String s(dump, "All mimsy were the borogoves");
string contents;
ASSERT_TRUE(s.GetContents(&contents));
static const char expected[] =
"\x00\x00\x00\x38\0A\0l\0l\0 \0m\0i\0m\0s\0y\0 \0w\0e\0r\0e"
"\0 \0t\0h\0e\0 \0b\0o\0r\0o\0g\0o\0v\0e\0s";
string expected_string(expected, sizeof(expected) - 1);
EXPECT_EQ(expected_string, contents);
}
TEST(String, CiteStringIn) {
Dump dump(0, kLittleEndian);
String s(dump, "and the mome wraths outgrabe");
Section section(dump);
section.Append("initial");
s.CiteStringIn(&section);
s.Finish(0xdc2bb469);
string contents;
ASSERT_TRUE(section.GetContents(&contents));
EXPECT_EQ(string("initial\x69\xb4\x2b\xdc", 7 + 4), contents);
}
TEST(List, Empty) {
Dump dump(0, kBigEndian);
List<Section> list(dump, 0x2442779c);
EXPECT_TRUE(list.Empty());
list.Finish(0x84e09808);
string contents;
ASSERT_TRUE(list.GetContents(&contents));
EXPECT_EQ(string("\0\0\0\0", 4), contents);
}
TEST(List, Two) {
Dump dump(0, kBigEndian);
List<Section> list(dump, 0x26c9f498);
Section section1(dump);
section1.Append("section one contents");
EXPECT_TRUE(list.Empty());
list.Add(&section1);
EXPECT_FALSE(list.Empty());
Section section2(dump);
section2.Append("section two contents");
list.Add(&section2);
list.Finish(0x1e5bb60e);
string contents;
ASSERT_TRUE(list.GetContents(&contents));
EXPECT_EQ(string("\0\0\0\x02section one contentssection two contents", 44),
contents);
}
TEST(Dump, Header) {
Dump dump(0x9f738b33685cc84cULL, kLittleEndian, 0xb3817faf, 0x2c741c0a);
dump.Finish();
string contents;
ASSERT_TRUE(dump.GetContents(&contents));
ASSERT_EQ(string("\x4d\x44\x4d\x50" // signature
"\xaf\x7f\x81\xb3" // version
"\0\0\0\0" // stream count
"\x20\0\0\0" // directory RVA (could be anything)
"\0\0\0\0" // checksum
"\x0a\x1c\x74\x2c" // time_date_stamp
"\x4c\xc8\x5c\x68\x33\x8b\x73\x9f", // flags
32),
contents);
}
TEST(Dump, HeaderBigEndian) {
Dump dump(0x206ce3cc6fb8e0f0ULL, kBigEndian, 0x161693e2, 0x35667744);
dump.Finish();
string contents;
ASSERT_TRUE(dump.GetContents(&contents));
ASSERT_EQ(string("\x50\x4d\x44\x4d" // signature
"\x16\x16\x93\xe2" // version
"\0\0\0\0" // stream count
"\0\0\0\x20" // directory RVA (could be anything)
"\0\0\0\0" // checksum
"\x35\x66\x77\x44" // time_date_stamp
"\x20\x6c\xe3\xcc\x6f\xb8\xe0\xf0", // flags
32),
contents);
}
TEST(Dump, OneSection) {
Dump dump(0, kLittleEndian);
Section section(dump);
section.Append("section contents");
dump.Add(&section);
dump.Finish();
string dump_contents;
// Just check for undefined labels; don't worry about the contents.
ASSERT_TRUE(dump.GetContents(&dump_contents));
Section referencing_section(dump);
section.CiteLocationIn(&referencing_section);
string contents;
ASSERT_TRUE(referencing_section.GetContents(&contents));
ASSERT_EQ(string("\x10\0\0\0\x20\0\0\0", 8), contents);
}