Added test case for .keys() within comprehension

Author: yushao2

tests/functional/c/consider/consider_using_dict_items.py

@@ -1,5 +1,5 @@
 """Emit a message for iteration through dict keys and subscripting dict with key."""
-# pylint: disable=missing-docstring,unsubscriptable-object,too-few-public-methods
+# pylint: disable=line-too-long,missing-docstring,unsubscriptable-object,too-few-public-methods
 
 def bad():
     a_dict = {1: 1, 2: 2, 3: 3}
@@ -81,3 +81,6 @@ class Foo:
 # Should NOT emit warning, essentially same check as above
 val = [(k7, c_dict[k7]) for k7 in Foo.c_dict]
 val = any(True for k8 in Foo.c_dict if c_dict[k8])
+
+# Should emit warning, using .keys() of Foo.c_dict
+val = any(True for k8 in Foo.c_dict.keys() if Foo.c_dict[k8]) # [consider-iterating-dictionary,consider-using-dict-items]

tests/functional/c/consider/consider_using_dict_items.txt

@@ -11,3 +11,5 @@ consider-using-dict-items:68:0::Consider iterating with .items()
 consider-using-dict-items:71:0::Consider iterating with .items()
 consider-using-dict-items:72:0::Consider iterating with .items()
 consider-using-dict-items:75:0::Consider iterating with .items()
+consider-iterating-dictionary:86:25::Consider iterating the dictionary directly instead of calling .keys()
+consider-using-dict-items:86:0::Consider iterating with .items()