scripts/patchtest: split out result messages

Add a minor refactor for the result output.

(From OE-Core rev: 5553edc0f8d58dc6e3a4f703af9bdb04fda1e12f)

Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/patchtest

@@ -165,16 +165,23 @@ def run(patch, logfile=None):
     postmerge_resultklass = getResult(patch, True, logfile)
     postmerge_result = _runner(postmerge_resultklass, 'test')
 
-    print('----------------------------------------------------------------------\n')
-    if premerge_result == 2 and postmerge_result == 2:
-        logger.error('patchtest: No test cases found - did you specify the correct suite directory?')
-    if premerge_result == 1 or postmerge_result == 1:
-        logger.error('WARNING: patchtest: At least one patchtest caused a failure or an error - please check https://wiki.yoctoproject.org/wiki/Patchtest for further guidance')
-    else:
-        logger.info('OK: patchtest: All patchtests passed')
-    print('----------------------------------------------------------------------\n')
+    print_result_message(premerge_result, postmerge_result)
     return premerge_result or postmerge_result
 
+def print_result_message(preresult, postresult):
+    print("----------------------------------------------------------------------\n")
+    if preresult == 2 and postresult == 2:
+        logger.error(
+            "patchtest: No test cases found - did you specify the correct suite directory?"
+        )
+    if preresult == 1 or postresult == 1:
+        logger.error(
+            "WARNING: patchtest: At least one patchtest caused a failure or an error - please check https://wiki.yoctoproject.org/wiki/Patchtest for further guidance"
+        )
+    else:
+        logger.info("OK: patchtest: All patchtests passed")
+    print("----------------------------------------------------------------------\n")
+
 def main():
     tmp_patch = False
     patch_path = PatchtestParser.patch_path