metrics: Send ability to notify chrome of system crashes

metrics_library_test.cc

Index: metrics_library_test.cc
diff --git a/metrics_library_test.cc b/metrics_library_test.cc
index 3e49f6925035ef3a7dcdd6af868e2f10394a2e7c..762be4a79f3959c7221b0d737d34a55812d6fd58 100644
--- a/metrics_library_test.cc
+++ b/metrics_library_test.cc
@@ -231,6 +231,23 @@ TEST_F(MetricsLibraryTest, SendUserActionToUMANotEnabled) {
   EXPECT_FALSE(file_util::PathExists(kTestUMAEventsFile));
 }
 
+TEST_F(MetricsLibraryTest, SendCrashToUMAEnabled) {
+  EXPECT_TRUE(lib_.SendCrashToUMA("kernel"));
+  char exp[100];
+  int len = sprintf(exp, "%c%c%c%ccrash%ckernel",
+                    0, 0, 0, 0, 0) + 1;
+  exp[0] = len;
+  char buf[100];
+  EXPECT_EQ(len, file_util::ReadFile(kTestUMAEventsFile, buf, 100));
+  EXPECT_EQ(0, memcmp(exp, buf, len));
+}
+
+TEST_F(MetricsLibraryTest, SendCrashToUMANotEnabled) {
+  SetMetricsEnabled(false);
+  EXPECT_TRUE(lib_.SendCrashToUMA("kernel"));
+  EXPECT_FALSE(file_util::PathExists(kTestUMAEventsFile));
+}
+
 class CMetricsLibraryTest : public testing::Test {
  protected:
   virtual void SetUp() {
@@ -296,6 +313,17 @@ TEST_F(CMetricsLibraryTest, SendUserActionToUMA) {
   EXPECT_EQ(0, memcmp(exp, buf, kLen));
 }
 
+TEST_F(CMetricsLibraryTest, SendCrashToUMA) {
+  char buf[100];
+  char exp[100];
+  int len = sprintf(exp, "%c%c%c%ccrash%cuser", 0, 0, 0, 0, 0) + 1;
+  exp[0] = len;
+  EXPECT_TRUE(CMetricsLibrarySendCrashToUMA(lib_, "user"));
+  EXPECT_EQ(len, file_util::ReadFile(kTestUMAEventsFile, buf, 100));
+
+  EXPECT_EQ(0, memcmp(exp, buf, len));
+}
+
 int main(int argc, char** argv) {
   testing::InitGoogleTest(&argc, argv);
   return RUN_ALL_TESTS();