fix issue102 by introducing a --maxfailures=NUM option

also print an informative line about "stopped/interrupted" test runs
near the end.

--HG--
branch : trunk

1 files changed, 10 insertions, 0 deletions

diff --git a/testing/test_session.py b/testing/test_session.py
index b6e0936e2..48834098d 100644
--- a/testing/test_session.py
+++ b/testing/test_session.py
@@ -86,6 +86,16 @@ class SessionTests:
         assert failed == 1
         assert passed == skipped == 0
 
+    def test_maxfail(self, testdir): 
+        reprec = testdir.inline_runsource("""
+            def test_one(): assert 0
+            def test_two(): assert 0
+            def test_three(): assert 0
+        """, '--maxfail=2')
+        passed, skipped, failed = reprec.countoutcomes()
+        assert failed == 2
+        assert passed == skipped == 0
+
     def test_broken_repr(self, testdir):
         p = testdir.makepyfile("""
             import py