Functionality for relocation of tests

This allows to start run.py with --move_tests parameter to place tests

to another location and keep them runnable from there

modules/ts/misc/run.py

@@ -850,12 +850,51 @@ def getRunArgs(args):
             path = npath
     return run_args
 
+if hostos == "nt":
+    def moveTests(instance, destination):
+        src = os.path.dirname(instance.tests_dir)
+        # new binaries path
+        newBinPath = os.path.join(destination, "bin")
+
+        try:
+            # copy binaries and CMakeCache.txt to the specified destination
+            shutil.copytree(src, newBinPath)
+            shutil.copy(os.path.join(instance.path, "CMakeCache.txt"), os.path.join(destination, "CMakeCache.txt"))
+        except Exception, e:
+            print "Copying error occurred:", str(e)
+            exit(e.errno)
+
+        # pattern of CMakeCache.txt string to be replaced
+        replacePattern = re.compile("EXECUTABLE_OUTPUT_PATH:PATH=(.+)")
+
+        with open(os.path.join(destination, "CMakeCache.txt"), "r") as cachefile:
+            try:
+                cachedata = cachefile.read()
+                if hostos == 'nt':
+                    # fix path slashes on nt systems
+                    newBinPath = re.sub(r"\\", r"/", newBinPath)
+                # replace old binaries path in CMakeCache.txt
+                cachedata = re.sub(re.search(replacePattern, cachedata).group(1), newBinPath, cachedata)
+            except Exception, e:
+                print "Reading error occurred:", str(e)
+                exit(e.errno)
+
+        with open(os.path.join(destination, "CMakeCache.txt"), "w") as cachefile:
+            try:
+                cachefile.write(cachedata)
+            except Exception, e:
+                print "Writing error occurred:", str(e)
+                exit(e.errno)
+        exit()
+
 if __name__ == "__main__":
     test_args = [a for a in sys.argv if a.startswith("--perf_") or a.startswith("--gtest_")]
     argv =      [a for a in sys.argv if not(a.startswith("--perf_") or a.startswith("--gtest_"))]
 
-    parser = OptionParser(usage="run.py [options] build_path")
+    parser = OptionParser(usage="run.py [options] [build_path]", description="Note: build_path is required if running not from CMake build directory")
     parser.add_option("-t", "--tests", dest="tests", help="comma-separated list of modules to test", metavar="SUITS", default="")
+    if hostos == "nt":
+        parser.add_option("-m", "--move_tests", dest="move", help="location to move current tests build", metavar="PATH", default="")
     parser.add_option("-w", "--cwd", dest="cwd", help="working directory for tests", metavar="PATH", default=".")
     parser.add_option("-a", "--accuracy", dest="accuracy", help="look for accuracy tests instead of performance tests", action="store_true", default=False)
     parser.add_option("-l", "--longname", dest="useLongNames", action="store_true", help="generate log files with long names", default=False)
@@ -879,7 +918,8 @@ if __name__ == "__main__":
     run_args = getRunArgs(args[1:] or ['.'])
 
     if len(run_args) == 0:
-        print >> sys.stderr, "Usage:", os.path.basename(sys.argv[0]), "[options] build_path"
+        print >> sys.stderr, "Usage:", os.path.basename(sys.argv[0]), "[options] [build_path]"
+        print >> sys.stderr, "Please specify build_path or run script from CMake build directory"
         exit(1)
 
     options.android_env = {}
@@ -906,6 +946,10 @@ if __name__ == "__main__":
     test_list = []
     for path in run_args:
         suite = TestSuite(options, path)
+
+        if hostos == "nt":
+            if(options.move):
+                moveTests(suite, options.move)
         #print vars(suite),"\n"
         if options.list:
             test_list.extend(suite.tests)