Change exception_handler_test.cc to use Google Test

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@641 4c0a9323-5329-0410-9bdc-e9ce6186880e

1 files changed, 101 insertions, 0 deletions

diff --git a/src/client/mac/tests/exception_handler_test.cc b/src/client/mac/tests/exception_handler_test.cc
new file mode 100644
index 00000000..4a63df36
--- /dev/null
+++ b/src/client/mac/tests/exception_handler_test.cc
@@ -0,0 +1,101 @@
+// Copyright (c) 2010, Google Inc.
+// All rights reserved.
+//
+// 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.
+
+// exception_handler_test.cc: Unit tests for google_breakpad::ExceptionHandler
+
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "breakpad_googletest_includes.h"
+#include "client/mac/handler/exception_handler.h"
+#include "client/mac/tests/auto_tempdir.h"
+
+using std::string;
+using google_breakpad::AutoTempDir;
+using google_breakpad::ExceptionHandler;
+using testing::Test;
+
+static void Crasher() {
+  int *a = (int*)0x42;
+
+  fprintf(stdout, "Going to crash...\n");
+  fprintf(stdout, "A = %d", *a);
+}
+
+static void SoonToCrash() {
+  Crasher();
+}
+
+static bool MDCallback(const char *dump_dir, const char *file_name,
+                       void *context, bool success) {
+  string path(dump_dir);
+  path.append("/");
+  path.append(file_name);
+  path.append(".dmp");
+
+  int fd = *reinterpret_cast<int*>(context);
+  (void)write(fd, path.c_str(), path.length() + 1);
+  close(fd);
+  exit(0);
+  // not reached
+  return true;
+}
+
+TEST(ExceptionHandler, InProcess) {
+  AutoTempDir tempDir;
+  // Give the child process a pipe to report back on.
+  int fds[2];
+  ASSERT_EQ(0, pipe(fds));
+  // Fork off a child process so it can crash.
+  pid_t pid = fork();
+  if (pid == 0) {
+    close(fds[0]);
+    ExceptionHandler eh(tempDir.path, NULL, MDCallback, &fds[1], true);
+    // crash
+    SoonToCrash();
+    // not reached
+    exit(1);
+  }
+  ASSERT_NE(-1, pid);
+  // Wait for the background process to return the minidump file.
+  close(fds[1]);
+  char minidump_file[PATH_MAX];
+  ssize_t nbytes = read(fds[0], minidump_file, sizeof(minidump_file));
+  ASSERT_NE(0, nbytes);
+  // Ensure that minidump file exists and is > 0 bytes.
+  struct stat st;
+  ASSERT_EQ(0, stat(minidump_file, &st));
+  ASSERT_LT(0, st.st_size);
+
+  // Child process should have exited with a zero status.
+  int ret;
+  ASSERT_EQ(pid, waitpid(pid, &ret, 0));
+  EXPECT_NE(0, WIFEXITED(ret));
+  EXPECT_EQ(0, WEXITSTATUS(ret));
+}