de8df2f34a
git-svn-id: http://google-breakpad.googlecode.com/svn/branches/linux-rewrite@377 4c0a9323-5329-0410-9bdc-e9ce6186880e
119 lines
4.0 KiB
C++
119 lines
4.0 KiB
C++
// Copyright (c) 2009, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <unistd.h>
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#include "client/linux/minidump_writer/linux_dumper.h"
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#include "breakpad_googletest_includes.h"
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using namespace google_breakpad;
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namespace {
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typedef testing::Test LinuxDumperTest;
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}
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TEST(LinuxDumperTest, Setup) {
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LinuxDumper dumper(getpid());
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}
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TEST(LinuxDumperTest, FindMappings) {
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LinuxDumper dumper(getpid());
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ASSERT_TRUE(dumper.Init());
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ASSERT_TRUE(dumper.FindMapping(reinterpret_cast<void*>(getpid)));
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ASSERT_TRUE(dumper.FindMapping(reinterpret_cast<void*>(printf)));
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ASSERT_FALSE(dumper.FindMapping(NULL));
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}
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TEST(LinuxDumperTest, ThreadList) {
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LinuxDumper dumper(getpid());
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ASSERT_TRUE(dumper.Init());
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ASSERT_GE(dumper.threads().size(), 1);
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bool found = false;
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for (size_t i = 0; i < dumper.threads().size(); ++i) {
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if (dumper.threads()[i] == getpid()) {
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found = true;
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break;
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}
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}
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}
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TEST(LinuxDumperTest, BuildProcPath) {
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const pid_t pid = getpid();
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LinuxDumper dumper(pid);
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char maps_path[256] = "dummymappath";
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char maps_path_expected[256];
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snprintf(maps_path_expected, sizeof(maps_path_expected),
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"/proc/%d/maps", pid);
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dumper.BuildProcPath(maps_path, pid, "maps");
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ASSERT_STREQ(maps_path, maps_path_expected);
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// In release mode, we expect BuildProcPath to handle the invalid
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// parameters correctly and fill map_path with an empty
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// NULL-terminated string.
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#ifdef NDEBUG
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snprintf(maps_path, sizeof(maps_path), "dummymappath");
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dumper.BuildProcPath(maps_path, 0, "maps");
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EXPECT_STREQ(maps_path, "");
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snprintf(maps_path, sizeof(maps_path), "dummymappath");
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dumper.BuildProcPath(maps_path, getpid(), "");
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EXPECT_STREQ(maps_path, "");
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snprintf(maps_path, sizeof(maps_path), "dummymappath");
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dumper.BuildProcPath(maps_path, getpid(), NULL);
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EXPECT_STREQ(maps_path, "");
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#endif
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}
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TEST(LinuxDumperTest, MappingsIncludeLinuxGate) {
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LinuxDumper dumper(getpid());
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ASSERT_TRUE(dumper.Init());
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void* linux_gate_loc = dumper.FindBeginningOfLinuxGateSharedLibrary(getpid());
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if (linux_gate_loc) {
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bool found_linux_gate = false;
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const wasteful_vector<MappingInfo*> mappings = dumper.mappings();
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const MappingInfo* mapping;
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for (unsigned i = 0; i < mappings.size(); ++i) {
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mapping = mappings[i];
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if (!strcmp(mapping->name, kLinuxGateLibraryName)) {
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found_linux_gate = true;
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break;
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}
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}
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EXPECT_TRUE(found_linux_gate);
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EXPECT_EQ(linux_gate_loc, reinterpret_cast<void*>(mapping->start_addr));
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EXPECT_EQ(0, memcmp(linux_gate_loc, ELFMAG, SELFMAG));
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}
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}
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