Add unit test to ensure that CTestCostData scheduling works correctly

Tests/CMakeLists.txt

@@ -1285,6 +1285,17 @@ ${CMake_BINARY_DIR}/bin/cmake -DVERSION=CVS -P ${CMake_SOURCE_DIR}/Utilities/Rel
     --output-log "${CMake_BINARY_DIR}/Tests/CTestTestParallel/testOutput.log"
     )
   
+  CONFIGURE_FILE(
+    "${CMake_SOURCE_DIR}/Tests/CTestTestScheduler/test.cmake.in"
+    "${CMake_BINARY_DIR}/Tests/CTestTestScheduler/test.cmake"
+    @ONLY ESCAPE_QUOTES)
+  ADD_TEST(CTestTestScheduler ${CMAKE_CTEST_COMMAND}
+    -S "${CMake_BINARY_DIR}/Tests/CTestTestScheduler/test.cmake" -V
+    --output-log "${CMake_BINARY_DIR}/Tests/CTestTestScheduler/testOutput.log"
+    )
+  SET_TESTS_PROPERTIES(CTestTestScheduler PROPERTIES
+    PASS_REGULAR_EXPRESSION "Start 1.*Start 2.*Start 3.*Start 4.*Start 5.*Start 5.*Start 4.*Start 3.*Start 2.*Start 1")
+  
   CONFIGURE_FILE(
     "${CMake_SOURCE_DIR}/Tests/CTestTestSubdir/test.cmake.in"
     "${CMake_BINARY_DIR}/Tests/CTestTestSubdir/test.cmake"

Tests/CTestTestScheduler/CMakeLists.txt

@@ -0,0 +1,9 @@
+CMAKE_MINIMUM_REQUIRED (VERSION 2.6)
+PROJECT (CTestTestScheduler)
+INCLUDE (CTest)
+
+ADD_EXECUTABLE (Sleep sleep.c)
+
+FOREACH (time RANGE 1 5)
+  ADD_TEST (TestSleep${time} Sleep ${time})
+ENDFOREACH (time RANGE 1 5)

Tests/CTestTestScheduler/CTestConfig.cmake

@@ -0,0 +1,7 @@
+set(CTEST_PROJECT_NAME "CTestTestScheduler")
+set(CTEST_NIGHTLY_START_TIME "21:00:00 EDT")
+set(CTEST_DART_SERVER_VERSION "2")
+set(CTEST_DROP_METHOD "http")
+set(CTEST_DROP_SITE "www.cdash.org")
+set(CTEST_DROP_LOCATION "/CDash/submit.php?project=PublicDashboard")
+set(CTEST_DROP_SITE_CDASH TRUE)

Tests/CTestTestScheduler/sleep.c

@@ -0,0 +1,21 @@
+#if defined(_WIN32)
+# include <windows.h>
+#else
+# include <unistd.h>
+#endif
+
+/* sleeps for 2n seconds, where n is the argument to the program */
+int main(int argc, char** argv)
+{
+  int time;
+  if(argc > 1)
+    {
+    time = 3 * atoi(argv[1]);
+    }
+#if defined(_WIN32)
+  Sleep(time * 1000);
+#else
+  sleep(time);
+#endif
+  return 0;
+}

Tests/CTestTestScheduler/test.cmake.in

@@ -0,0 +1,31 @@
+CMAKE_MINIMUM_REQUIRED(VERSION 2.1)
+
+# Settings:
+SET(CTEST_DASHBOARD_ROOT                "@CMake_BINARY_DIR@/Tests/CTestTest")
+SET(CTEST_SITE                          "@SITE@")
+SET(CTEST_BUILD_NAME                    "CTestTest-@BUILDNAME@-Scheduler")
+
+SET(CTEST_SOURCE_DIRECTORY              "@CMake_SOURCE_DIR@/Tests/CTestTestScheduler")
+SET(CTEST_BINARY_DIRECTORY              "@CMake_BINARY_DIR@/Tests/CTestTestScheduler")
+SET(CTEST_CVS_COMMAND                   "@CVSCOMMAND@")
+SET(CTEST_CMAKE_GENERATOR               "@CMAKE_TEST_GENERATOR@")
+SET(CTEST_BUILD_CONFIGURATION           "$ENV{CMAKE_CONFIG_TYPE}")
+SET(CTEST_MEMORYCHECK_COMMAND           "@MEMORYCHECK_COMMAND@")
+SET(CTEST_MEMORYCHECK_SUPPRESSIONS_FILE "@MEMORYCHECK_SUPPRESSIONS_FILE@")
+SET(CTEST_MEMORYCHECK_COMMAND_OPTIONS   "@MEMORYCHECK_COMMAND_OPTIONS@")
+SET(CTEST_COVERAGE_COMMAND              "@COVERAGE_COMMAND@")
+SET(CTEST_NOTES_FILES                   "${CTEST_SCRIPT_DIRECTORY}/${CTEST_SCRIPT_NAME}")
+
+#CTEST_EMPTY_BINARY_DIRECTORY(${CTEST_BINARY_DIRECTORY})
+
+# Remove old cost data file if it exists
+IF(EXISTS "${CTEST_BINARY_DIRECTORY}/Testing/Temporary/CTestCostData.txt")
+  FILE(REMOVE "${CTEST_BINARY_DIRECTORY}/Testing/Temporary/CTestCostData.txt")
+ENDIF(EXISTS "${CTEST_BINARY_DIRECTORY}/Testing/Temporary/CTestCostData.txt")
+
+CTEST_START(Experimental)
+CTEST_CONFIGURE(BUILD "${CTEST_BINARY_DIRECTORY}" RETURN_VALUE res)
+CTEST_BUILD(BUILD "${CTEST_BINARY_DIRECTORY}" RETURN_VALUE res)
+CTEST_TEST(BUILD "${CTEST_BINARY_DIRECTORY}" RETURN_VALUE res PARALLEL_LEVEL 5)
+# Run test set a second time to make sure they run in reverse order
+CTEST_TEST(BUILD "${CTEST_BINARY_DIRECTORY}" RETURN_VALUE res PARALLEL_LEVEL 5)