1 files changed, 16 insertions, 0 deletions
diff --git a/test/test_arcs.py b/test/test_arcs.py
index 2c983170..050961fa 100644
--- a/test/test_arcs.py
+++ b/test/test_arcs.py
@@ -143,6 +143,22 @@ class SimpleArcTest(CoverageTest):
             )
 
 
+class WithTest(CoverageTest):
+    """Arc-measuring tests involving context managers."""
+
+    def test_with(self):
+        self.check_coverage("""\
+            def example(): 
+                with open("test", "w") as f: # exit
+                    f.write("") 
+                    return 1 
+             
+            example()
+            """,
+            arcz=".1 .2 23 34 4. 16 6."
+            )
+
+
 class LoopArcTest(CoverageTest):
     """Arc-measuring tests involving loops."""