1 files changed, 10 insertions, 6 deletions
diff --git a/absl/synchronization/notification_test.cc b/absl/synchronization/notification_test.cc
index d1b66743..a64674ca 100644
--- a/absl/synchronization/notification_test.cc
+++ b/absl/synchronization/notification_test.cc
@@ -4,7 +4,7 @@
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//      http://www.apache.org/licenses/LICENSE-2.0
+//      https://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ -21,7 +21,7 @@
 #include "absl/synchronization/mutex.h"
 
 namespace absl {
-inline namespace lts_2018_12_18 {
+inline namespace lts_2019_08_08 {
 
 // A thread-safe class that holds a counter.
 class ThreadSafeCounter {
@@ -73,12 +73,16 @@ static void BasicTests(bool notify_before_waiting, Notification* notification) {
   EXPECT_FALSE(notification->WaitForNotificationWithDeadline(absl::Now()));
 
   const absl::Duration delay = absl::Milliseconds(50);
+  const absl::Time start = absl::Now();
+  EXPECT_FALSE(notification->WaitForNotificationWithTimeout(delay));
+  const absl::Duration elapsed = absl::Now() - start;
+
   // Allow for a slight early return, to account for quality of implementation
   // issues on various platforms.
   const absl::Duration slop = absl::Microseconds(200);
-  absl::Time start = absl::Now();
-  EXPECT_FALSE(notification->WaitForNotificationWithTimeout(delay));
-  EXPECT_LE(start + delay, absl::Now() + slop);
+  EXPECT_LE(delay - slop, elapsed)
+      << "WaitForNotificationWithTimeout returned " << delay - elapsed
+      << " early (with " << slop << " slop), start time was " << start;
 
   ThreadSafeCounter ready_counter;
   ThreadSafeCounter done_counter;
@@ -125,5 +129,5 @@ TEST(NotificationTest, SanityTest) {
   BasicTests(true, &local_notification2);
 }
 
-}  // inline namespace lts_2018_12_18
+}  // inline namespace lts_2019_08_08
 }  // namespace absl