Add island perimeter challenge

online_judges/island_perimeter/test_island_perimeter.py

@@ -0,0 +1,27 @@
+from nose.tools import assert_equal, assert_raises
+
+
+class TestIslandPerimeter(object):
+
+    def test_island_perimeter(self):
+        solution = Solution()
+        assert_raises(TypeError, solution.island_perimeter, None)
+        data = [[1, 0]]
+        expected = 4
+        assert_equal(solution.island_perimeter(data), expected)
+        data = [[0, 1, 0, 0],
+                [1, 1, 1, 0],
+                [0, 1, 0, 0],
+                [1, 1, 0, 0]]
+        expected = 16
+        assert_equal(solution.island_perimeter(data), expected)
+        print('Success: test_island_perimeter')
+
+
+def main():
+    test = TestIslandPerimeter()
+    test.test_island_perimeter()
+
+
+if __name__ == '__main__':
+    main()