added default_mapping test

Corrected the previous issue, now just checking how many instances of map appears in default_mapping
Not sure if this is the best solution, advice requested

tests/cleaner_tests/full_report/full_report_run.py

@@ -48,15 +48,12 @@ def pre_sos_setup(self):
     def test_default_mapping(self):
         self.assertFileExists('/etc/sos/cleaner/default_mapping')
         self.assertOutputContains('Wrote mapping to')
-        with open('default_mapping') as ref:
+        with open('/etc/sos/cleaner/default_mapping') as ref:
             ref_data = ref.read()
-        actual_data = None
-        with open(self.files[0][1]) as actual:
-            actual_data = actual.read()
-        if actual_data != ref_data:
-            assert False
-        else:
-            assert True
+        map_count = ref_data.count("map")
+        if map_count == 0:
+            assert(False)
+        assert True
 
     def test_private_map_was_generated(self):
         self.assertOutputContains('A mapping of obfuscated elements is available at')