Merge pull request #26 from m-chaturvedi/add_tests_for_array_etc

Add tests for array, optional and variant

Author: jwnimmer-tri

cpplint/cpplint.py

@@ -5376,7 +5376,6 @@ def ExpectingFunctionArgs(clean_lines, linenum):
 
 
 _HEADERS_CONTAINING_TEMPLATES = (
-    ('<any>', ('any',)),
     ('<array>', ('array',)),
     ('<deque>', ('deque',)),
     ('<functional>', ('unary_function', 'binary_function',

cpplint/cpplint_unittest.py

@@ -1079,6 +1079,39 @@ def testIncludeWhatYouUse(self):
         """,
         'Add #include <utility> for swap'
         '  [build/include_what_you_use] [4]')
+    self.TestIncludeWhatYouUse(
+        """#include <array>
+           std::array<int, 10> A;
+        """,
+        '')
+    self.TestIncludeWhatYouUse(
+        """#include <string>
+           std::array<int, 10> A;
+        """,
+        'Add #include <array> for array<>'
+        '  [build/include_what_you_use] [4]')
+    self.TestIncludeWhatYouUse(
+        """#include <optional>
+           std::optional<int> A;
+        """,
+        '')
+    self.TestIncludeWhatYouUse(
+        """#include <string>
+           std::optional<int> A;
+        """,
+        'Add #include <optional> for optional<>'
+        '  [build/include_what_you_use] [4]')
+    self.TestIncludeWhatYouUse(
+        """#include <variant>
+           std::variant<int, float> A;
+        """,
+        '')
+    self.TestIncludeWhatYouUse(
+        """#include <string>
+           std::variant<int, float> A;
+        """,
+        'Add #include <variant> for variant<>'
+        '  [build/include_what_you_use] [4]')
 
     # Test the UpdateIncludeState code path.
     mock_header_contents = ['#include "blah/foo.h"', '#include "blah/bar.h"']