init - 初始化项目

modules/gapi/test/gapi_util_tests.cpp

@@ -0,0 +1,43 @@
+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html.
+//
+// Copyright (C) 2018 Intel Corporation
+
+
+#include "test_precomp.hpp"
+
+#include <type_traits>
+
+#include <opencv2/gapi/util/util.hpp>
+
+namespace opencv_test
+{
+
+TEST(GAPIUtil, AllSatisfy)
+{
+    static_assert(true == cv::detail::all_satisfy<std::is_integral, long, int, char>::value,
+                  "[long, int, char] are all integral types");
+    static_assert(true == cv::detail::all_satisfy<std::is_integral, char>::value,
+                  "char is an integral type");
+
+    static_assert(false == cv::detail::all_satisfy<std::is_integral, float, int, char>::value,
+                  "[float, int, char] are NOT all integral types");
+    static_assert(false == cv::detail::all_satisfy<std::is_integral, int, char, float>::value,
+                  "[int, char, float] are NOT all integral types");
+    static_assert(false == cv::detail::all_satisfy<std::is_integral, float>::value,
+                  "float is not an integral types");
+}
+
+TEST(GAPIUtil, AllButLast)
+{
+    using test1 = cv::detail::all_but_last<long, int, float>::type;
+    static_assert(true == cv::detail::all_satisfy<std::is_integral, test1>::value,
+                  "[long, int] are all integral types (float skipped)");
+
+    using test2 = cv::detail::all_but_last<int, float, char>::type;
+    static_assert(false == cv::detail::all_satisfy<std::is_integral, test2>::value,
+                  "[int, float] are NOT all integral types");
+}
+
+} // namespace opencv_test