diff --git a/src/tests/testGo.py b/src/tests/testGo.py
new file mode 100644
--- /dev/null
+++ b/src/tests/testGo.py
@@ -0,0 +1,25 @@
+from unittest import TestCase
+
+from go import isLegalPosition
+
+
+class TestLegal(TestCase):
+	def testLegal(self):
+		board=[
+			[0,0,0,0,0],
+			[1,1,1,1,1],
+			[-1,-1,0,1,0],
+			[0,0,0,-1,-1],
+			[0,-1,0,-1,0]
+		]
+		self.assertTrue(isLegalPosition(board))
+
+	def testIllegal(self):
+		board=[
+			[0,1,0,0,0],
+			[1,-1,1,0,0],
+			[0,1,0,0,0],
+			[0,0,0,0,0],
+			[0,0,0,0,0]
+		]
+		self.assertFalse(isLegalPosition(board))