Yield statements that are not resumed shouldn't be marked as missing. #440

2 files changed, 17 insertions, 1 deletions

diff --git a/tests/test_arcs.py b/tests/test_arcs.py
index 030b719d..60cef938 100644
--- a/tests/test_arcs.py
+++ b/tests/test_arcs.py
@@ -981,6 +981,22 @@ class YieldTest(CoverageTest):
             arcz_unpredicted="5.",
         )
 
+    def test_abandoned_yield(self):
+        # https://bitbucket.org/ned/coveragepy/issue/440
+        self.check_coverage("""\
+            def gen():
+                print("yup")
+                yield "yielded"
+                print("nope")
+
+            print(next(gen()))
+            """,
+            lines=[1, 2, 3, 4, 6],
+            missing="4",
+            arcz=".1 16 6.  .2 23 34 4.",
+            arcz_missing="34 4.",
+        )
+
 
 class MiscArcTest(CoverageTest):
     """Miscellaneous arc-measuring tests."""
diff --git a/tests/test_data.py b/tests/test_data.py
index b3882726..52702e97 100644
--- a/tests/test_data.py
+++ b/tests/test_data.py
@@ -66,7 +66,7 @@ ARCS_4 = {
         (1000, -1): None,
     },
 }
-SUMMARY_3_4 = {'x.py': 5, 'y.py': 2, 'z.py': 1}
+SUMMARY_3_4 = {'x.py': 4, 'y.py': 2, 'z.py': 1}
 MEASURED_FILES_3_4 = ['x.py', 'y.py', 'z.py']