From b2db677c9905a34ca6454aa526f7a0cc5cfaeca1 Mon Sep 17 00:00:00 2001
From: "zhanyong.wan" <zhanyong.wan@861a406c-534a-0410-8894-cb66d6ee9925>
Date: Wed, 1 Jul 2009 04:58:05 +0000
Subject: Reduces the flakiness of gtest-port_test on Mac; improves the Python
 tests; hides methods that we don't want to publish; makes win-dbg8 the
 default scons configuration (all by Vlad Losev).

---
 test/gtest-port_test.cc | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test/gtest-port_test.cc')

diff --git a/test/gtest-port_test.cc b/test/gtest-port_test.cc
index f4560f19..37880a7f 100644
--- a/test/gtest-port_test.cc
+++ b/test/gtest-port_test.cc
@@ -35,6 +35,7 @@
 
 #if GTEST_OS_MAC
 #include <pthread.h>
+#include <time.h>
 #endif  // GTEST_OS_MAC
 
 #include <gtest/gtest.h>
@@ -110,6 +111,19 @@ TEST(GetThreadCountTest, ReturnsCorrectValue) {
 
   void* dummy;
   ASSERT_EQ(0, pthread_join(thread_id, &dummy));
+
+  // MacOS X may not immediately report the updated thread count after
+  // joining a thread, causing flakiness in this test. To counter that, we
+  // wait for up to .5 seconds for the OS to report the correct value.
+  for (int i = 0; i < 5; ++i) {
+    if (GetThreadCount() == 1)
+      break;
+
+    timespec time;
+    time.tv_sec = 0;
+    time.tv_nsec = 100L * 1000 * 1000;  // .1 seconds.
+    nanosleep(&time, NULL);
+  }
   EXPECT_EQ(1, GetThreadCount());
   pthread_mutex_destroy(&mutex);
 }
-- 
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