Move folly/Launder.h

[folly.git] / folly / lang / test / LaunderTest.cpp

diff --git a/folly/lang/test/LaunderTest.cpp b/folly/lang/test/LaunderTest.cpp
new file mode 100644 (file)
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+++ b/folly/lang/test/LaunderTest.cpp
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+/*
+ * Copyright 2017-present Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <folly/lang/Launder.h>
+#include <folly/portability/GTest.h>
+
+using namespace ::testing;
+using namespace folly;
+
+TEST(LaunderTest, Basics) {
+  int a;
+  int* pa = &a;
+  EXPECT_EQ(pa, launder(pa));
+  EXPECT_TRUE(noexcept(launder(pa)));
+}