diff --git a/tests/GeometryTest.cpp b/tests/GeometryTest.cpp
new file mode 100644
index 0000000..5b05952
--- /dev/null
+++ b/tests/GeometryTest.cpp
@@ -0,0 +1,16 @@
+#include "Test.h"
+#include "SkGeometry.h"
+
+static void TestGeometry(skiatest::Reporter* reporter) {
+    SkPoint pts[3], dst[5];
+
+    pts[0].set(0, 0);
+    pts[1].set(100, 50);
+    pts[2].set(0, 100);
+
+    int count = SkChopQuadAtMaxCurvature(pts, dst);
+    REPORTER_ASSERT(reporter, count == 1 || count == 2);
+}
+
+#include "TestClassDef.h"
+DEFINE_TESTCLASS("Geometry", GeometryTestClass, TestGeometry)