add breadth first search test

Author: FXCarl

tests/test_breadth_first_search.py

@@ -1,11 +1,11 @@
-import conftest
-from PathPlanning.BreadthFirstSearch import breadth_first_search as m
-
-
-def test_1():
-    m.show_animation = False
-    m.main()
-
-
-if __name__ == '__main__':
-    conftest.run_this_test(__file__)
+import conftest
+from PathPlanning.BreadthFirstSearch import breadth_first_search as m
+
+
+def test_1():
+    m.show_animation = False
+    m.main()
+
+
+if __name__ == '__main__':
+    conftest.run_this_test(__file__)