find and test_find upgrade

Updated find.py and test_find.py adding tests for unknown arguments.

Author: peterhadlaw

Diff for: find.py

@@ -4,6 +4,7 @@
 import re
 import fnmatch
 import io
+import sys
 
 
 parser = argparse.ArgumentParser()
@@ -13,11 +14,15 @@
 parser.add_argument("-name", help="name of file")
 parser.add_argument("-type", help="type: be it a file or dir", choices='df')
 
-args = parser.parse_args()
-
-global results_found
 results_found = False
 
+def initialize_args(argslist = sys.argv[1:]):
+    global args
+    global parser
+    args = parser.parse_args(argslist)
+    
+    return args
+
 def do_search(provided_path, regex_pattern, name_to_match, type_ForD):
     outputFromSearch = io.StringIO()
 
@@ -72,6 +77,7 @@ def search_recursively(provided_path, regex_pattern, name_to_match, type_ForD):
 
 
 #execute the search
+initArgs = initialize_args()
 results = do_search(args.path, args.regex, args.name, args.type)
 print(results.getvalue())
 results.close()

Diff for: test_find.py

@@ -138,6 +138,12 @@ def test_type_works_with_name_specified(self):
 
         self.assertEqual(actual_output.getvalue(), theoretical_output.getvalue())
 
+    def test_unknown_args_throws_error(self):
+        try:
+            actual_result = find.initialize_args(['-magic'])
+            assert False
+        except:
+            pass
 
     def tearDown(self):
         global tmp_dir_previously_existed