[mccabe] Cover the behavior when the message is not raised

Author: Pierre-Sassoulas

tests/functional/ext/mccabe/not_too_complex.py

@@ -0,0 +1,14 @@
+"""The other functional file has a max-complexity so low that it doesn't cover the
+ case when the code is not too complex."""
+
+
+def not_too_complex():
+    """McCabe rating: 1"""
+    return True
+
+
+def too_complex(condition):  # [too-complex]
+    """McCabe rating: 2"""
+    if condition is True:
+        return True
+    return False

tests/functional/ext/mccabe/not_too_complex.rc

@@ -0,0 +1,4 @@
+[MAIN]
+load-plugins=pylint.extensions.mccabe,
+
+max-complexity=1

tests/functional/ext/mccabe/not_too_complex.txt

@@ -0,0 +1 @@
+too-complex:10:0:10:15:too_complex:'too_complex' is too complex. The McCabe rating is 2:HIGH