Add a script to run all tests on Windows

It's pretty much a simplified copy of the Linux script, lacking fancy colors.
Also, I had to drop Python testing, because it's not easy to pass the Python
module location to the script, and I have no pressing need to run the Python
tests at the moment.

(cherry picked from commit c1e3ca17)

Conflicts:
	CMakeLists.txt

CMakeLists.txt

@@ -624,19 +624,23 @@ include(cmake/OpenCVGenConfig.cmake)
 include(cmake/OpenCVGenInfoPlist.cmake)
 
 # Generate environment setup file
-if(INSTALL_TESTS AND OPENCV_TEST_DATA_PATH AND UNIX)
+if(INSTALL_TESTS AND OPENCV_TEST_DATA_PATH)
   if(ANDROID)
     get_filename_component(TEST_PATH ${OPENCV_TEST_INSTALL_PATH} DIRECTORY)
     configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/opencv_run_all_tests_android.sh.in"
                    "${CMAKE_BINARY_DIR}/unix-install/opencv_run_all_tests.sh" @ONLY)
     install(PROGRAMS "${CMAKE_BINARY_DIR}/unix-install/opencv_run_all_tests.sh"
             DESTINATION ${CMAKE_INSTALL_PREFIX} COMPONENT tests)
-  else()
+  elseif(WIN32)
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/opencv_run_all_tests_windows.cmd.in"
+                   "${CMAKE_BINARY_DIR}/win-install/opencv_run_all_tests.cmd" @ONLY)
+    install(PROGRAMS "${CMAKE_BINARY_DIR}/win-install/opencv_run_all_tests.cmd"
+            DESTINATION ${OPENCV_TEST_INSTALL_PATH} COMPONENT tests)
+  elseif(UNIX)
     configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/opencv_run_all_tests_unix.sh.in"
                    "${CMAKE_BINARY_DIR}/unix-install/opencv_run_all_tests.sh" @ONLY)
     install(PROGRAMS "${CMAKE_BINARY_DIR}/unix-install/opencv_run_all_tests.sh"
             DESTINATION ${OPENCV_TEST_INSTALL_PATH} COMPONENT tests)
-
   endif()
 endif()
 

cmake/templates/opencv_run_all_tests_windows.cmd.in

+@echo OFF
+setlocal ENABLEDELAYEDEXPANSION
+
+rem Process command line
+
+rem This script is designed to allow situations when the tests are installed in
+rem a different directory from the library.
+
+set OPENCV_DIR=%~1
+
+if "%OPENCV_DIR%" == "" (
+	echo>&2 This script runs the OpenCV tests on Windows.
+	echo>&2
+    echo>&2 usage: %0 ^<OpenCV install directory^>
+	exit /B 1
+)
+
+if NOT EXIST "%OPENCV_DIR%" (
+    echo>&2 error: "%OPENCV_DIR%" doesn't exist
+)
+
+rem Set up paths
+
+set PATH=%OPENCV_DIR%\@OPENCV_BIN_INSTALL_PATH@;%PATH%
+set OPENCV_TEST_PATH=%~dp0
+set OPENCV_TEST_DATA_PATH=%OPENCV_TEST_PATH%\..\testdata
+
+rem Run tests
+
+set SUMMARY_STATUS=0
+set FAILED_TESTS=
+set PASSED_TESTS=
+
+for %%t IN ("%OPENCV_TEST_PATH%\opencv_test_*.exe" "%OPENCV_TEST_PATH%\opencv_perf_*.exe") DO (
+    set test_name=%%~nt
+    set report=!test_name!.xml
+
+    set cmd="%%t" --perf_min_samples=1 --perf_force_samples=1 "--gtest_output=xml:!report!"
+
+    echo [!test_name!] RUN : !cmd!
+    !cmd!
+    set ret=!errorlevel!
+    echo [!test_name!] RETURN_CODE : !ret!
+
+    if !ret! EQU 0 (
+        echo [!test_name!] OK
+        set PASSED_TESTS=!PASSED_TESTS! !test_name!
+    ) ELSE (
+        echo [!test_name!] FAILED
+        set SUMMARY_STATUS=1
+        set FAILED_TESTS=!FAILED_TESTS! !test_name!
+    )
+
+    echo.
+)
+
+rem Remove temporary test files
+
+del /F /Q "%TMP%\ocv*.tmp*"
+
+rem Report final status
+
+echo ===============================================================
+echo PASSED TESTS : %PASSED_TESTS%
+echo FAILED TESTS : %FAILED_TESTS%
+if %SUMMARY_STATUS% EQU 0 (
+    echo STATUS : OK
+    echo STATUS : All OpenCV tests finished successfully
+) ELSE (
+    echo STATUS : FAIL
+    echo STATUS : OpenCV tests finished with status %SUMMARY_STATUS%
+)
+
+exit /B %SUMMARY_STATUS%