// Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors // Licensed under the MIT License: // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. #include "one-of.h" #include "string.h" #include <kj/compat/gtest.h> namespace kj { TEST(OneOf, Basic) { OneOf<int, float, String> var; EXPECT_FALSE(var.is<int>()); EXPECT_FALSE(var.is<float>()); EXPECT_FALSE(var.is<String>()); var.init<int>(123); EXPECT_TRUE(var.is<int>()); EXPECT_FALSE(var.is<float>()); EXPECT_FALSE(var.is<String>()); EXPECT_EQ(123, var.get<int>()); #if !KJ_NO_EXCEPTIONS && defined(KJ_DEBUG) EXPECT_ANY_THROW(var.get<float>()); EXPECT_ANY_THROW(var.get<String>()); #endif var.init<String>(kj::str("foo")); EXPECT_FALSE(var.is<int>()); EXPECT_FALSE(var.is<float>()); EXPECT_TRUE(var.is<String>()); EXPECT_EQ("foo", var.get<String>()); OneOf<int, float, String> var2 = kj::mv(var); EXPECT_EQ("", var.get<String>()); EXPECT_EQ("foo", var2.get<String>()); var = kj::mv(var2); EXPECT_EQ("foo", var.get<String>()); EXPECT_EQ("", var2.get<String>()); } TEST(OneOf, Copy) { OneOf<int, float, const char*> var; OneOf<int, float, const char*> var2 = var; EXPECT_FALSE(var2.is<int>()); EXPECT_FALSE(var2.is<float>()); EXPECT_FALSE(var2.is<const char*>()); var.init<int>(123); var2 = var; EXPECT_TRUE(var2.is<int>()); EXPECT_EQ(123, var2.get<int>()); var.init<const char*>("foo"); var2 = var; EXPECT_TRUE(var2.is<const char*>()); EXPECT_STREQ("foo", var2.get<const char*>()); } } // namespace kj