diff --git a/Utilities/Release/cmake_release.sh b/Utilities/Release/cmake_release.sh
index 426ea4983..3b2768a8a 100755
--- a/Utilities/Release/cmake_release.sh
+++ b/Utilities/Release/cmake_release.sh
@@ -282,12 +282,26 @@ build()
     ) >Logs/build.log 2>&1 || error_log Logs/build.log
 }
 
+#-----------------------------------------------------------------------------
+tests()
+{
+    [ -z "${DONE_tests}" ] || return 0 ; DONE_tests="yes"
+    config || return 1
+    [ -f "cmake-${VERSION}-${PLATFORM}/Source/ccmake" ] || build || return 1
+    echo "Running tests ..." &&
+    (
+        cd "cmake-${VERSION}-${PLATFORM}" &&
+        rm -rf Tests &&
+        ./Source/ctest -V
+    ) >Logs/tests.log 2>&1 || error_log Logs/tests.log
+}
+
 #-----------------------------------------------------------------------------
 install()
 {
     [ -z "${DONE_install}" ] || return 0 ; DONE_install="yes"
     config || return 1
-    [ -f "cmake-${VERSION}-${PLATFORM}/Source/ccmake" ] || build || return 1
+    [ -d "cmake-${VERSION}-${PLATFORM}/Tests/Simple" ] || tests || return 1
     echo "Running make install ..." &&
     (
         rm -rf Install &&
diff --git a/Utilities/Release/config_AIX b/Utilities/Release/config_AIX
index be122b523..1bcc04fc9 100644
--- a/Utilities/Release/config_AIX
+++ b/Utilities/Release/config_AIX
@@ -6,6 +6,6 @@ CXX="xlC"
 write_cache()
 {
 cat > CMakeCache.txt <<EOF
-BUILD_TESTING:BOOL=OFF
+BUILD_TESTING:BOOL=ON
 EOF
 }
diff --git a/Utilities/Release/config_Darwin b/Utilities/Release/config_Darwin
index 08f3a95ed..455e7de20 100644
--- a/Utilities/Release/config_Darwin
+++ b/Utilities/Release/config_Darwin
@@ -8,7 +8,7 @@ WX_RESOURCES=${WX_PREFIX}/lib/libwx_mac-2.3.rsrc
 write_cache()
 {
 cat > CMakeCache.txt <<EOF
-BUILD_TESTING:BOOL=OFF
+BUILD_TESTING:BOOL=ON
 CURSES_LIBRARY:FILEPATH=/usr/local/lib/libncurses.a
 CMAKE_BUILD_WX_DIALOG:BOOL=ON
 CMAKE_WX_CONFIG:FILEPATH=${WX_PREFIX}/bin/wx-config
diff --git a/Utilities/Release/config_HP-UX b/Utilities/Release/config_HP-UX
index 8e385028d..a1f173b10 100644
--- a/Utilities/Release/config_HP-UX
+++ b/Utilities/Release/config_HP-UX
@@ -13,7 +13,7 @@ SET(CMAKE_DL_LIBS "")
 EOF
 
 cat > CMakeCache.txt <<EOF
-BUILD_TESTING:BOOL=OFF
+BUILD_TESTING:BOOL=ON
 CMAKE_EXE_LINKER_FLAGS:STRING=-ldld -Wl,-a,archive_shared
 CMAKE_USER_MAKE_RULES_OVERRIDE:STRING=${BINDIR}/UserMakeRules.cmake
 CMAKE_SKIP_RPATH:BOOL=1
diff --git a/Utilities/Release/config_Linux b/Utilities/Release/config_Linux
index b4c19837c..dab8797cd 100644
--- a/Utilities/Release/config_Linux
+++ b/Utilities/Release/config_Linux
@@ -8,7 +8,7 @@ CXX="c++"
 write_cache()
 {
 cat > CMakeCache.txt <<EOF
-BUILD_TESTING:BOOL=OFF
+BUILD_TESTING:BOOL=ON
 CMAKE_EXE_LINKER_FLAGS:STRING=-static
 CMAKE_SKIP_RPATH:BOOL=1
 CURSES_LIBRARY:FILEPATH=${CURSES_LIBRARY}
diff --git a/Utilities/Release/config_OSF1 b/Utilities/Release/config_OSF1
index 501b56a5f..bca89ba0c 100644
--- a/Utilities/Release/config_OSF1
+++ b/Utilities/Release/config_OSF1
@@ -10,7 +10,7 @@ TCL_TCLSH="/usr/local/bin/tclsh8.3"
 write_cache()
 {
 cat > CMakeCache.txt <<EOF
-BUILD_TESTING:BOOL=OFF
+BUILD_TESTING:BOOL=ON
 FLTK_INCLUDE_PATH:PATH=${FLTK_INCLUDE_PATH}
 FLTK_LIBRARY:FILEPATH=${FLTK_LIBRARY}
 TCL_TCLSH:FILEPATH=${TCL_TCLSH}
diff --git a/Utilities/Release/config_SunOS b/Utilities/Release/config_SunOS
index 1e34f5cc6..a45dbda6a 100644
--- a/Utilities/Release/config_SunOS
+++ b/Utilities/Release/config_SunOS
@@ -14,7 +14,7 @@ SET(CMAKE_DL_LIBS "")
 EOF
 
 cat > CMakeCache.txt <<EOF
-BUILD_TESTING:BOOL=OFF
+BUILD_TESTING:BOOL=ON
 CMAKE_EXE_LINKER_FLAGS:STRING=-Wl,-Bdynamic -ldl -Wl,-Bstatic
 CMAKE_USER_MAKE_RULES_OVERRIDE:STRING=${BINDIR}/UserMakeRules.cmake
 CMAKE_SKIP_RPATH:BOOL=1