1 files changed, 109 insertions, 0 deletions
diff --git a/Runtime/BaseClasses/TagsTests.cpp b/Runtime/BaseClasses/TagsTests.cpp
new file mode 100644
index 0000000..38085d4
--- /dev/null
+++ b/Runtime/BaseClasses/TagsTests.cpp
@@ -0,0 +1,109 @@
+#include "UnityPrefix.h"
+
+#if ENABLE_UNIT_TESTS
+
+#include "Tags.h"
+#include "Runtime/Testing/Testing.h"
+
+SUITE (TagsTests)
+{
+	TEST (StringToTag_TagToString_WithEmptyString_IsIdentityOperation)
+	{
+		CHECK_EQUAL ("", TagToString (StringToTag ("")));
+	}
+
+	TEST (StringToTag_TagToString_WithDefaultTag_IsIdentityOperation)
+	{
+		CHECK_EQUAL ("Untagged", TagToString (StringToTag ("Untagged")));
+	}
+
+#	if UNITY_EDITOR
+	TEST (SortingLayer_UserID_Works)
+	{
+		CHECK_EQUAL (1, GetSortingLayerCount()); // only default layer initially
+
+		// add 3 layers
+		AddSortingLayer();
+		AddSortingLayer();
+		AddSortingLayer();
+		SetSortingLayerName(1, "A");
+		SetSortingLayerName(2, "B");
+		SetSortingLayerName(3, "C");
+		const int idA = GetSortingLayerUniqueID(1);
+		const int idB = GetSortingLayerUniqueID(2);
+		const int idC = GetSortingLayerUniqueID(3);
+
+		// now the order is: Default, A, B, C
+
+		// they should get 1,2,3 user IDs assigned
+		CHECK_EQUAL(1, GetSortingLayerUserID(1));
+		CHECK_EQUAL(2, GetSortingLayerUserID(2));
+		CHECK_EQUAL(3, GetSortingLayerUserID(3));
+		CHECK_EQUAL(0, GetSortingLayerUserIDFromValue(0));
+		CHECK_EQUAL(1, GetSortingLayerUserIDFromValue(1));
+		CHECK_EQUAL(2, GetSortingLayerUserIDFromValue(2));
+		CHECK_EQUAL(3, GetSortingLayerUserIDFromValue(3));
+
+		// find their values by user IDs
+		CHECK_EQUAL(1, GetSortingLayerValueFromUserID(1));
+		CHECK_EQUAL(2, GetSortingLayerValueFromUserID(2));
+		CHECK_EQUAL(3, GetSortingLayerValueFromUserID(3));
+
+		// find their values by names
+		CHECK_EQUAL(1, GetSortingLayerValueFromName("A"));
+		CHECK_EQUAL(2, GetSortingLayerValueFromName("B"));
+		CHECK_EQUAL(3, GetSortingLayerValueFromName("C"));
+
+		// check all the above for default layer
+		CHECK_EQUAL(0, GetSortingLayerUserID(0));
+		CHECK_EQUAL(0, GetSortingLayerValueFromUserID(0));
+		CHECK_EQUAL(0, GetSortingLayerValueFromName(""));
+		CHECK_EQUAL(0, GetSortingLayerValueFromName("Default"));
+		CHECK_EQUAL(0, GetSortingLayerValueFromUniqueID(0));
+
+		// reorder layers into: B, A, Default, C
+		SwapSortingLayers (0, 2);
+
+		// check user IDs
+		CHECK_EQUAL(2, GetSortingLayerUserID(0)); // B
+		CHECK_EQUAL(1, GetSortingLayerUserID(1));
+		CHECK_EQUAL(3, GetSortingLayerUserID(3));
+
+		CHECK_EQUAL(2, GetSortingLayerUserIDFromValue(-2)); // B
+		CHECK_EQUAL(1, GetSortingLayerUserIDFromValue(-1)); // A
+		CHECK_EQUAL(0, GetSortingLayerUserIDFromValue(0)); // Default
+		CHECK_EQUAL(3, GetSortingLayerUserIDFromValue(1)); // C
+
+		// find values by names
+		CHECK_EQUAL(-2, GetSortingLayerValueFromName("B"));
+		CHECK_EQUAL(-1, GetSortingLayerValueFromName("A"));
+		CHECK_EQUAL(1, GetSortingLayerValueFromName("C"));
+
+		// check all the above for default layer
+		CHECK_EQUAL(0, GetSortingLayerUserID(2));
+		CHECK_EQUAL(0, GetSortingLayerValueFromUserID(0));
+		CHECK_EQUAL(0, GetSortingLayerValueFromName(""));
+		CHECK_EQUAL(0, GetSortingLayerValueFromName("Default"));
+		CHECK_EQUAL(0, GetSortingLayerValueFromUniqueID(0));
+
+		RegisterDefaultTagsAndLayerMasks (); // cleanup
+	}
+#	endif // if UNITY_EDITOR
+
+#if UNITY_EDITOR
+
+	TEST (StringToTagAddIfUnavailable_WithNewTag_SetsUpMappings)
+	{
+		UInt32 tag = StringToTagAddIfUnavailable ("foobar");
+
+		CHECK_EQUAL (tag, StringToTag ("foobar"));
+		CHECK_EQUAL ("foobar", TagToString (tag));
+
+		// Cleanup.
+		RegisterDefaultTagsAndLayerMasks ();
+	}
+
+#endif // UNITY_EDITOR
+}
+
+#endif // ENABLE_UNIT_TESTS