Added a basic check for received samples

Author: angelrti

interoperability_report.py

@@ -24,7 +24,7 @@
 if __name__ == "__main__" and platform.system() == "Darwin":
     multiprocessing.set_start_method('fork')
 
-from rtps_test_utilities import ReturnCode, log_message, no_check, remove_ansi_colors
+from rtps_test_utilities import ReturnCode, log_message, basic_check, remove_ansi_colors
 
 # This parameter is used to save the samples the Publisher sends.
 # MAX_SAMPLES_SAVED is the maximum number of samples saved.
@@ -846,7 +846,7 @@ def main():
                             raise RuntimeError('Cannot process function of '
                                 f'test case: {test_case_name}')
                     else:
-                        check_function = no_check
+                        check_function = basic_check
 
                     assert(len(parameters) == len(expected_codes))
 

rtps_test_utilities.py

@@ -60,3 +60,15 @@ def remove_ansi_colors(text):
 
 def no_check(child_sub, samples_sent, last_sample_saved, timeout):
     return ReturnCode.OK
+
+def basic_check(child_sub, samples_sent, last_sample_saved, timeout):
+    sub_string = re.search('[0-9]+ [0-9]+ \[([0-9]+)\]',
+        child_sub.before + child_sub.after)
+
+    # check the sample contains some info, just checking the size is different
+    # than zero is enough
+    if sub_string is not None:
+        if int(sub_string.group(1)) != 0:
+            return ReturnCode.OK
+
+    return ReturnCode.DATA_NOT_CORRECT