Tests: Cover ctest waiting on insufficient non-zero spare test-load

Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake

@@ -229,19 +229,21 @@ function(run_TestLoad name load)
   file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
   file(WRITE "${RunCMake_TEST_BINARY_DIR}/CTestTestfile.cmake" "
   add_test(TestLoad1 \"${CMAKE_COMMAND}\" -E echo \"test of --test-load\")
+  set_tests_properties(TestLoad1 PROPERTIES PROCESSORS 2)
   add_test(TestLoad2 \"${CMAKE_COMMAND}\" -E echo \"test of --test-load\")
+  set_tests_properties(TestLoad2 PROPERTIES PROCESSORS 2)
 ")
-  run_cmake_command(${name} ${CMAKE_CTEST_COMMAND} -VV -j2 --test-load ${load})
+  run_cmake_command(${name} ${CMAKE_CTEST_COMMAND} -VV -j8 --test-load ${load})
 endfunction()
 
 # Tests for the --test-load feature of ctest
 #
 # Spoof a load average value to make these tests more reliable.
-set(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING} 5)
+set(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING} 7)
 
 # Verify that new tests are not started when the load average exceeds
 # our threshold and that they then run once the load average drops.
-run_TestLoad(test-load-wait 3)
+run_TestLoad(test-load-wait1 8)
 
 # Verify that warning message is displayed but tests still start when
 # an invalid argument is given.
@@ -249,7 +251,7 @@ run_TestLoad(test-load-invalid 'two')
 
 # Verify that new tests are started when the load average falls below
 # our threshold.
-run_TestLoad(test-load-pass 10)
+run_TestLoad(test-load-pass 12)
 
 unset(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING})
 

Tests/RunCMake/CTestCommandLine/test-load-wait1-stdout.txt

@@ -2,7 +2,7 @@ Test project [^
 ]*/Tests/RunCMake/CTestCommandLine/TestLoad(
 [^*][^
 ]*)*
-\*\*\*\*\* WAITING, System Load: 5, Max Allowed Load: 3, Smallest test TestLoad[1-2] requires 1\*\*\*\*\*
+\*\*\*\*\* WAITING, System Load: 7, Max Allowed Load: 8, Smallest test TestLoad[1-2] requires 2\*\*\*\*\*
 test 1
     Start 1: TestLoad1
 +(

Tests/RunCMake/ctest_test/CTestTestLoadWait1-stdout.txt

@@ -1,8 +1,8 @@
 Test project [^
-]*/Tests/RunCMake/ctest_test/CTestTestLoadWait-build(
+]*/Tests/RunCMake/ctest_test/CTestTestLoadWait1-build(
 [^*][^
 ]*)*
-\*\*\*\*\* WAITING, System Load: 5, Max Allowed Load: 4, Smallest test RunCMakeVersion requires 1\*\*\*\*\*
+\*\*\*\*\* WAITING, System Load: 7, Max Allowed Load: 8, Smallest test RunCMakeVersion requires 2\*\*\*\*\*
 test 1
     Start 1: RunCMakeVersion
 +(

Tests/RunCMake/ctest_test/RunCMakeTest.cmake

@@ -14,16 +14,19 @@ run_ctest_test(TestQuiet QUIET)
 # Tests for the 'Test Load' feature of ctest
 #
 # Spoof a load average value to make these tests more reliable.
-set(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING} 5)
+set(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING} 7)
 set(RunCTest_VERBOSE_FLAG -VV)
+set(CASE_CMAKELISTS_SUFFIX_CODE [[
+set_property(TEST RunCMakeVersion PROPERTY PROCESSORS 2)
+]])
 
 # Verify that new tests are started when the load average falls below
 # our threshold.
-run_ctest_test(TestLoadPass TEST_LOAD 6)
+run_ctest_test(TestLoadPass TEST_LOAD 8)
 
 # Verify that new tests are not started when the load average exceeds
 # our threshold and that they then run once the load average drops.
-run_ctest_test(TestLoadWait TEST_LOAD 2)
+run_ctest_test(TestLoadWait1 TEST_LOAD 8 PARALLEL_LEVEL 8)
 
 # Verify that when an invalid "TEST_LOAD" value is given, a warning
 # message is displayed and the value is ignored.
@@ -31,13 +34,13 @@ run_ctest_test(TestLoadInvalid TEST_LOAD "ERR1")
 
 # Verify that new tests are started when the load average falls below
 # our threshold.
-set(CASE_CTEST_TEST_LOAD 7)
+set(CASE_CTEST_TEST_LOAD 9)
 run_ctest_test(CTestTestLoadPass)
 
 # Verify that new tests are not started when the load average exceeds
 # our threshold and that they then run once the load average drops.
-set(CASE_CTEST_TEST_LOAD 4)
-run_ctest_test(CTestTestLoadWait)
+set(CASE_CTEST_TEST_LOAD 8)
+run_ctest_test(CTestTestLoadWait1 PARALLEL_LEVEL 8)
 
 # Verify that when an invalid "CTEST_TEST_LOAD" value is given,
 # a warning message is displayed and the value is ignored.
@@ -51,6 +54,7 @@ run_ctest_test(TestLoadOrder TEST_LOAD "ERR4")
 
 unset(ENV{__CTEST_FAKE_LOAD_AVERAGE_FOR_TESTING})
 unset(CASE_CTEST_TEST_LOAD)
+unset(CASE_CMAKELISTS_SUFFIX_CODE)
 unset(RunCTest_VERBOSE_FLAG)
 
 block()

Tests/RunCMake/ctest_test/TestLoadWait1-stdout.txt

@@ -1,8 +1,8 @@
 Test project [^
-]*/Tests/RunCMake/ctest_test/TestLoadWait-build(
+]*/Tests/RunCMake/ctest_test/TestLoadWait1-build(
 [^*][^
 ]*)*
-\*\*\*\*\* WAITING, System Load: 5, Max Allowed Load: 2, Smallest test RunCMakeVersion requires 1\*\*\*\*\*
+\*\*\*\*\* WAITING, System Load: 7, Max Allowed Load: 8, Smallest test RunCMakeVersion requires 2\*\*\*\*\*
 test 1
     Start 1: RunCMakeVersion
 +(