diff --git a/test/Region.cpp b/test/Region.cpp
index 699ea5d..b39410e 100644
--- a/test/Region.cpp
+++ b/test/Region.cpp
@@ -31,7 +31,7 @@ TEST_CASE("SRgnClear", "[region]") {
 TEST_CASE("SRgnCreate", "[region]") {
     SECTION("sets handle pointer to new region handle") {
         HSRGN region = nullptr;
-        SRgnCreate(&region, 0);
+        SRgnCreate(&region);
 
         REQUIRE(region != nullptr);
 
@@ -92,6 +92,26 @@ TEST_CASE("SRgnCombineRectf", "[region]") {
     }
 }
 
+TEST_CASE("SRgnDelete", "[region]") {
+    SECTION("deletes region data") {
+        HSRGN region = nullptr;
+        SRgnCreate(&region);
+
+        RECTF baseRect = { -1.0f, 1.0f, 1.0f, 2.0f };
+        SRgnCombineRectf(region, &baseRect, nullptr, SRGN_OR);
+
+        uint32_t numrects = 0;
+
+        SRgnGetRectsf(region, &numrects, nullptr);
+        CHECK(numrects == 1);
+
+        SRgnDelete(region);
+
+        SRgnGetRectsf(region, &numrects, nullptr);
+        CHECK(numrects == 0);
+    }
+}
+
 TEST_CASE("SRgnDuplicate", "[region]") {
     RgnDataTest region;