First

test/source/TestVariant2.cpp

@@ -0,0 +1,82 @@
+/**
+ * NOTE:
+ *
+ * DO NOT INCLUDE EATest/EATest.h or ANY OTHER HEADER
+ * There is a bug in MSVC whereby pushing/poping all warnings from a header does not reenable all warnings
+ * in the TU that included the header.
+ * For example C4805 will not reenabled.
+ */
+
+#include <EASTL/variant.h>
+
+int TestVariantGeneratingComparisonOverloads()
+{
+	int nErrorCount = 0;
+
+	{
+		eastl::variant<int, float, bool> a;
+		eastl::variant<int, float, bool> b;
+
+		auto r = a == b;
+
+		nErrorCount += !r;
+	}
+
+	{
+		eastl::variant<int, float, bool> a;
+		eastl::variant<int, float, bool> b;
+
+		bool r = (a == b);
+
+		nErrorCount += !r;
+	}
+
+	// A variant is permitted to hold the same type more than once, and to hold differently cv-qualified versions of the same type.
+
+	{
+		eastl::variant<int, int, int> a;
+		eastl::variant<int, int, int> b;
+
+		bool r = (a == b);
+
+		nErrorCount += !r;
+	}
+
+	{
+		eastl::variant<signed int, unsigned int> a;
+		eastl::variant<signed int, unsigned int> b;
+
+		bool r = (a == b);
+
+		nErrorCount += !r;
+	}
+
+	{
+		eastl::variant<int, bool> a;
+		eastl::variant<int, bool> b;
+
+		bool r = (a == b);
+
+		nErrorCount += !r;
+	}
+
+	{
+		eastl::variant<volatile int, int, const int, const volatile int> a;
+		eastl::variant<volatile int, int, const int, const volatile int> b;
+
+		bool r = (a == b);
+
+		nErrorCount += !r;
+	}
+
+	{
+		eastl::variant<volatile int, int, const int, const volatile int, bool> a;
+		eastl::variant<volatile int, int, const int, const volatile int, bool> b;
+
+		bool r = (a == b);
+
+		nErrorCount += !r;
+	}
+
+	return nErrorCount;
+}