From 4564361c750a8a898fa4ad5d8eba1be501bf5ab9 Mon Sep 17 00:00:00 2001
From: "jam@chromium.org"
 <jam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Mon, 23 Apr 2012 23:11:57 +0000
Subject: Add a "--silent" flag to our test suite to disable gtest output. This
 clears up the test logs when running the ChromeMain browsertests.

BUG=124645
Review URL: https://chromiumcodereview.appspot.com/10199007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@133560 0039d316-1c4b-4281-b951-d872f2087c98
---
 base/test/test_suite.cc | 33 ++++++++++++++++++++++-----------
 base/test/test_suite.h  |  3 +++
 2 files changed, 25 insertions(+), 11 deletions(-)

(limited to 'base/test')

diff --git a/base/test/test_suite.cc b/base/test/test_suite.cc
index a1af2c5..dba5063 100644
--- a/base/test/test_suite.cc
+++ b/base/test/test_suite.cc
@@ -70,6 +70,7 @@ class TestClientInitializer : public testing::EmptyTestEventListener {
 }  // namespace
 
 const char TestSuite::kStrictFailureHandling[] = "strict_failure_handling";
+const char TestSuite::kSilent[] = "silent";
 
 TestSuite::TestSuite(int argc, char** argv) : initialized_command_line_(false) {
   PreInitialize(argc, argv, true);
@@ -176,6 +177,14 @@ int TestSuite::Run() {
   std::string client_func =
       CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
           switches::kTestChildProcess);
+
+  bool silent = CommandLine::ForCurrentProcess()->HasSwitch(kSilent);
+  if (silent) {
+    testing::TestEventListeners& listeners =
+        testing::UnitTest::GetInstance()->listeners();
+    delete listeners.Release(listeners.default_result_printer());
+  }
+
   // Check to see if we are being run as a client process.
   if (!client_func.empty())
     return multi_process_function_list::InvokeChildProcessTest(client_func);
@@ -185,18 +194,20 @@ int TestSuite::Run() {
   if (result != 0 && GetTestCount(&TestSuite::NonIgnoredFailures) == 0)
     result = 0;
 
-  // Display the number of flaky tests.
-  int flaky_count = GetTestCount(&TestSuite::IsMarkedFlaky);
-  if (flaky_count) {
-    printf("  YOU HAVE %d FLAKY %s\n\n", flaky_count,
-           flaky_count == 1 ? "TEST" : "TESTS");
-  }
+  if (!silent) {
+    // Display the number of flaky tests.
+    int flaky_count = GetTestCount(&TestSuite::IsMarkedFlaky);
+    if (flaky_count) {
+      printf("  YOU HAVE %d FLAKY %s\n\n", flaky_count,
+             flaky_count == 1 ? "TEST" : "TESTS");
+    }
 
-  // Display the number of tests with ignored failures (FAILS).
-  int failing_count = GetTestCount(&TestSuite::IsMarkedFailing);
-  if (failing_count) {
-    printf("  YOU HAVE %d %s with ignored failures (FAILS prefix)\n\n",
-           failing_count, failing_count == 1 ? "test" : "tests");
+    // Display the number of tests with ignored failures (FAILS).
+    int failing_count = GetTestCount(&TestSuite::IsMarkedFailing);
+    if (failing_count) {
+      printf("  YOU HAVE %d %s with ignored failures (FAILS prefix)\n\n",
+             failing_count, failing_count == 1 ? "test" : "tests");
+    }
   }
 
 #if defined(OS_MACOSX)
diff --git a/base/test/test_suite.h b/base/test/test_suite.h
index 2b0e9ce..889e55f 100644
--- a/base/test/test_suite.h
+++ b/base/test/test_suite.h
@@ -59,6 +59,9 @@ class TestSuite {
   // process exit code.
   static const char kStrictFailureHandling[];
 
+  // A command-line flag that silences all gtest output.
+  static const char kSilent[];
+
  protected:
   // This constructor is only accessible to specialized test suite
   // implementations which need to control the creation of an AtExitManager
-- 
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