From e3394976abd0cf9100a99ce075f2060908e9533d Mon Sep 17 00:00:00 2001
From: William Woodall <william@osrfoundation.org>
Date: Fri, 2 Feb 2018 16:41:50 -0800
Subject: [PATCH] disable timer tests on macOS

---
 tests/CMakeLists.txt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 38718e6..e52a4d3 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -5,6 +5,8 @@ if(UNIX)
         target_link_libraries(${PROJECT_NAME}-test util)
     endif()
 
-    catkin_add_gtest(${PROJECT_NAME}-test-timer unit/unix_timer_tests.cc)
-    target_link_libraries(${PROJECT_NAME}-test-timer ${PROJECT_NAME})
+    if(NOT APPLE)  # these tests are unreliable on macOS
+      catkin_add_gtest(${PROJECT_NAME}-test-timer unit/unix_timer_tests.cc)
+      target_link_libraries(${PROJECT_NAME}-test-timer ${PROJECT_NAME})
+    endif()
 endif()