1 files changed, 95 insertions, 0 deletions
diff --git a/tests/functional/m/missing/missing_parentheses_for_call_in_test.py b/tests/functional/m/missing/missing_parentheses_for_call_in_test.py
new file mode 100644
index 000000000..cd1d76a8d
--- /dev/null
+++ b/tests/functional/m/missing/missing_parentheses_for_call_in_test.py
@@ -0,0 +1,95 @@
+"""Verify if call to function or method inside tests are missing parentheses."""
+# pylint: disable=using-constant-test, missing-docstring, useless-object-inheritance
+# pylint: disable=invalid-name, expression-not-assigned
+
+import collections
+
+
+def bool_function():
+    return True
+
+def nonbool_function():
+    return 42
+
+
+class Class(object):
+
+    @staticmethod
+    def bool_method():
+        return False
+
+    @staticmethod
+    def nonbool_method():
+        return 42
+
+
+if collections:
+    pass
+
+if bool_function: # [missing-parentheses-for-call-in-test]
+    pass
+
+if not bool_function():
+    pass
+
+if nonbool_function:  # [missing-parentheses-for-call-in-test]
+    pass
+
+if nonbool_function() != 42:
+    pass
+
+instance = Class()
+
+if instance.bool_method:  # [missing-parentheses-for-call-in-test]
+    pass
+
+if not instance.bool_method():
+    pass
+
+if not instance.nonbool_method:
+    pass
+elif instance.bool_method:  # [missing-parentheses-for-call-in-test]
+    pass
+
+bool_lambda = lambda: True
+
+if bool_lambda:  # [missing-parentheses-for-call-in-test]
+    pass
+
+if not bool_lambda():
+    pass
+
+nonbool_lambda = lambda: 42
+
+if nonbool_lambda: # [missing-parentheses-for-call-in-test]
+    pass
+
+if not nonbool_lambda():
+    pass
+
+MY_VALUE = 42 if bool_function else -1  # [missing-parentheses-for-call-in-test]
+MY_2ND_VALUE = 42 if not bool_function() else -1
+MY_THIRD_VALUE = 42 if bool_lambda else -1  # [missing-parentheses-for-call-in-test]
+MY_FOURTH_VALUE = 42 if nonbool_lambda else -1  # [missing-parentheses-for-call-in-test]
+
+[x for x in range(100) if bool_function]  # [missing-parentheses-for-call-in-test]
+[x for x in range(100) if bool_lambda]  # [missing-parentheses-for-call-in-test]
+[x for x in range(100) if not bool_function()]
+[x for x in range(100) if not bool_lambda()]
+[x for x in range(100) if nonbool_lambda]  # [missing-parentheses-for-call-in-test]
+[x for x in range(100) if nonbool_function]  # [missing-parentheses-for-call-in-test]
+
+def non_const_node_function():
+    return (1, 2, 42)
+
+if non_const_node_function:  # [missing-parentheses-for-call-in-test]
+    pass
+
+def yielding_function():
+    yield 42
+
+if yielding_function: # [missing-parentheses-for-call-in-test]
+    pass
+
+if not yielding_function():
+    pass