Adding tests expecting windows lineendings.

IPython/testing/tests/test_tools.py

@@ -100,6 +100,15 b' class Test_ipexec_validate(unittest.TestCase, tt.TempFileMixin):'
         out = "A\nB"
         tt.ipexec_validate(self.fname, out)
 
+    def test_main_path2(self):
+        """Test with only stdout results, expecting windows line endings.
+        """
+        self.mktmp("print('A')\n"
+                   "print('B')\n"
+                   )
+        out = "A\r\nB"
+        tt.ipexec_validate(self.fname, out)
+
     def test_exception_path(self):
         """Test exception path in exception_validate.
         """
@@ -112,3 +121,16 b' class Test_ipexec_validate(unittest.TestCase, tt.TempFileMixin):'
                    )
         out = "A\nB"
         tt.ipexec_validate(self.fname, expected_out=out, expected_err="C\nD")
+
+    def test_exception_path(self):
+        """Test exception path in exception_validate, expecting windows line endings.
+        """
+        self.mktmp("from __future__ import print_function\n"
+                   "import sys\n"
+                   "print('A')\n"
+                   "print('B')\n"
+                   "print('C', file=sys.stderr)\n"
+                   "print('D', file=sys.stderr)\n"
+                   )
+        out = "A\r\nB"
+        tt.ipexec_validate(self.fname, expected_out=out, expected_err="C\r\nD")