crashing exception test

Rickard Holmberg · abessen · commit d0f34e928d48 · 2018-06-25T16:28:11.000-04:00
(cherry picked from commit 31a4482)
diff --git a/src/testing/exceptiontest.cs b/src/testing/exceptiontest.cs
@@ -1,4 +1,6 @@
 using System;
+using System.Collections;
+using System.Collections.Generic;
 
 namespace Python.Test
 {
@@ -54,6 +56,13 @@ public static bool ThrowException()
             throw new OverflowException("error");
         }
 
+        public static IEnumerable<int> ThrowExceptionInIterator()
+        {
+            yield return 1;
+            yield return 2;
+            throw new OverflowException("error");
+        }
+
         public static void ThrowChainedExceptions()
         {
             try
diff --git a/src/tests/test_exceptions.py b/src/tests/test_exceptions.py
@@ -345,3 +345,17 @@ def test_chained_exceptions():
         assert exc.Message == msg
         assert exc.__cause__ == exc.InnerException
         exc = exc.__cause__
+
+def test_iteration_exception():
+    from Python.Test import ExceptionTest
+    from System import OverflowException
+
+    val = ExceptionTest.ThrowExceptionInIterator().__iter__()
+    assert next(val) == 1
+    assert next(val) == 2
+    with pytest.raises(OverflowException) as cm:
+        next(val)
+
+    exc = cm.value 
+
+    assert isinstance(exc, OverflowException)

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,6 @@`
`1`	`1`	`using System;`
	`2`	`+using System.Collections;`
	`3`	`+using System.Collections.Generic;`
`2`	`4`
`3`	`5`	`namespace Python.Test`
`4`	`6`	`{`
`@@ -54,6 +56,13 @@ public static bool ThrowException()`
`54`	`56`	`throw new OverflowException("error");`
`55`	`57`	`}`
`56`	`58`
	`59`	`+ public static IEnumerable<int> ThrowExceptionInIterator()`
	`60`	`+ {`
	`61`	`+ yield return 1;`
	`62`	`+ yield return 2;`
	`63`	`+ throw new OverflowException("error");`
	`64`	`+ }`
	`65`	`+`
`57`	`66`	`public static void ThrowChainedExceptions()`
`58`	`67`	`{`
`59`	`68`	`try`