1 files changed, 158 insertions, 0 deletions
diff --git a/src/test/PrivateTest.cpp b/src/test/PrivateTest.cpp
new file mode 100644
index 0000000..0ea67d6
--- /dev/null
+++ b/src/test/PrivateTest.cpp
@@ -0,0 +1,158 @@
+#include <gtest/gtest.h>
+
+#include <crepe/util/Private.h>
+
+using namespace std;
+using namespace crepe;
+using namespace testing;
+
+class PrivateTest : public Test {
+public:
+	static unsigned constructors;
+	static unsigned destructors;
+
+	void SetUp() override {
+		PrivateTest::constructors = 0;
+		PrivateTest::destructors = 0;
+	}
+
+	class TestClass {
+	public:
+		TestClass() { PrivateTest::constructors++; }
+		~TestClass() { PrivateTest::destructors++; }
+	};
+	class Unrelated {};
+};
+unsigned PrivateTest::constructors;
+unsigned PrivateTest::destructors;
+
+TEST_F(PrivateTest, Empty) {
+	{
+		Private foo;
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 0);
+	EXPECT_EQ(PrivateTest::destructors, 0);
+}
+
+TEST_F(PrivateTest, WithObject) {
+	{
+		Private foo;
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 1);
+	EXPECT_EQ(PrivateTest::destructors, 1);
+}
+
+TEST_F(PrivateTest, EmptyException) {
+	Private foo;
+	EXPECT_THROW(foo.get<TestClass>(), std::out_of_range);
+
+	foo.set<TestClass>();
+	EXPECT_NO_THROW(foo.get<TestClass>());
+}
+
+TEST_F(PrivateTest, IncorrectTypeException) {
+	Private foo;
+	foo.set<TestClass>();
+
+	EXPECT_THROW(foo.get<Unrelated>(), std::logic_error);
+	EXPECT_NO_THROW(foo.get<TestClass>());
+}
+
+TEST_F(PrivateTest, MoveConstructor) {
+	{
+		Private foo;
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+
+		Private bar(std::move(foo));
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 1);
+	EXPECT_EQ(PrivateTest::destructors, 1);
+}
+
+TEST_F(PrivateTest, MoveOperator) {
+	{
+		Private foo;
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+
+		Private bar = std::move(foo);
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 1);
+	EXPECT_EQ(PrivateTest::destructors, 1);
+}
+
+TEST_F(PrivateTest, CopyConstructor) {
+	{
+		Private foo;
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+
+		Private bar(foo);
+
+		EXPECT_TRUE(bar.empty());
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 1);
+	EXPECT_EQ(PrivateTest::destructors, 1);
+}
+
+TEST_F(PrivateTest, CopyOperator) {
+	{
+		Private foo;
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+
+		Private bar = foo;
+
+		EXPECT_TRUE(bar.empty());
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 1);
+	EXPECT_EQ(PrivateTest::destructors, 1);
+}
+
+TEST_F(PrivateTest, DoubleAssignment) {
+	{
+		Private foo;
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 1);
+		EXPECT_EQ(PrivateTest::destructors, 0);
+
+		foo.set<TestClass>();
+
+		EXPECT_EQ(PrivateTest::constructors, 2);
+		EXPECT_EQ(PrivateTest::destructors, 1);
+	}
+
+	EXPECT_EQ(PrivateTest::constructors, 2);
+	EXPECT_EQ(PrivateTest::destructors, 2);
+}
+