1 files changed, 216 insertions, 0 deletions
diff --git a/tests/functional/m/mccabe.py b/tests/functional/m/mccabe.py
new file mode 100644
index 000000000..b5a257b1f
--- /dev/null
+++ b/tests/functional/m/mccabe.py
@@ -0,0 +1,216 @@
+# pylint: disable=invalid-name,unnecessary-pass,no-else-return,useless-else-on-loop
+# pylint: disable=undefined-variable,consider-using-sys-exit,unused-variable,too-many-return-statements
+# pylint: disable=redefined-outer-name,useless-object-inheritance,using-constant-test,unused-argument
+# pylint: disable=broad-except, not-context-manager, no-method-argument, no-self-use, unspecified-encoding
+
+"""Checks use of "too-complex" check"""
+
+
+def f1():  # [too-complex]
+    """McCabe rating: 1"""
+    pass
+
+
+def f2(n):  # [too-complex]
+    """McCabe rating: 1"""
+    k = n + 4
+    s = k + n
+    return s
+
+
+def f3(n):  # [too-complex]
+    """McCabe rating: 3"""
+    if n > 3:
+        return "bigger than three"
+    elif n > 4:
+        return "is never executed"
+    else:
+        return "smaller than or equal to three"
+
+
+def f4():  # [too-complex]
+    """McCabe rating: 2"""
+    for i in range(10):
+        print(i)
+
+
+def f5(mylist):  # [too-complex]
+    """McCabe rating: 2"""
+    for i in mylist:
+        print(i)
+    else:
+        print(None)
+
+
+def f6(n):  # [too-complex]
+    """McCabe rating: 2"""
+    if n > 4:
+        return f(n - 1)
+    else:
+        return n
+
+
+def f7():  # [too-complex]
+    """McCabe rating: 3"""
+
+    def b():
+        """McCabe rating: 2"""
+
+        def c():
+            """McCabe rating: 1"""
+            pass
+
+        c()
+
+    b()
+
+
+def f8():  # [too-complex]
+    """McCabe rating: 4"""
+    try:
+        print(1)
+    except TypeA:
+        print(2)
+    except TypeB:
+        print(3)
+    else:
+        print(4)
+
+
+def f9():  # [too-complex]
+    """McCabe rating: 9"""
+    myint = 2
+    if myint > 5:
+        pass
+    else:
+        if myint <= 5:
+            pass
+        else:
+            myint = 3
+            if myint > 2:
+                if myint > 3:
+                    pass
+                elif myint == 3:
+                    pass
+                elif myint < 3:
+                    pass
+                else:
+                    if myint:
+                        pass
+            else:
+                if myint:
+                    pass
+                myint = 4
+
+
+def f10():  # [too-complex]
+    """McCabe rating: 11"""
+    myint = 2
+    if myint == 5:
+        return myint
+    elif myint == 6:
+        return myint
+    elif myint == 7:
+        return myint
+    elif myint == 8:
+        return myint
+    elif myint == 9:
+        return myint
+    elif myint == 10:
+        if myint == 8:
+            while True:
+                return True
+        elif myint == 8:
+            with myint:
+                return 8
+    else:
+        if myint == 2:
+            return myint
+        return myint
+    return myint
+
+
+class MyClass1(object):
+    """Class of example to test mccabe"""
+
+    _name = "MyClass"  # To force a tail.node=None
+
+    def method1():  # [too-complex]
+        """McCabe rating: 1"""
+        pass
+
+    def method2(self, param1):  # [too-complex, too-many-branches]
+        """McCabe rating: 18"""
+        if not param1:
+            pass
+        pass
+        if param1:
+            pass
+        else:
+            pass
+
+        pass
+
+        if param1:
+            pass
+        if param1:
+            pass
+        if param1:
+            pass
+        if param1:
+            pass
+        if param1:
+            pass
+        if param1:
+            pass
+        if param1:
+            for value in range(5):
+                pass
+
+        pass
+        for count in range(6):
+            with open("myfile") as fp:
+                count += 1
+            pass
+        pass
+        try:
+            pass
+            if not param1:
+                pass
+            else:
+                pass
+            if param1:
+                raise BaseException("Error")
+            with open("myfile2") as fp2:
+                pass
+            pass
+        finally:
+            if param1 is not None:
+                pass
+            for count2 in range(8):
+                try:
+                    pass
+                except BaseException("Error2"):
+                    pass
+        return param1
+
+
+for count in range(10): # [too-complex]
+    if count == 1:
+        exit(0)
+    elif count == 2:
+        exit(1)
+    else:
+        exit(2)
+
+
+def method3(self):  # [too-complex]
+    """McCabe rating: 2"""
+    try:
+        if True:
+            pass
+        else:
+            pass
+    finally:
+        pass
+    return True