[PATCH 2/8] Test that diff can read from stdin

[Thomas Rast <trast@student.ethz.ch>]

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
---

Not the best possible place to put this, but t4013-diff-various.sh
doesn't let me do input redirections in its framework.

 t/t4002-diff-basic.sh |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/t/t4002-diff-basic.sh b/t/t4002-diff-basic.sh
index cc3681f..18695ce 100755
--- a/t/t4002-diff-basic.sh
+++ b/t/t4002-diff-basic.sh
@@ -258,4 +258,12 @@ test_expect_success \
     git diff-tree -r -R $tree_A $tree_B >.test-b &&
     cmp -s .test-a .test-b'
 
+test_expect_success \
+    'diff can read from stdin' \
+    'test_must_fail git diff --no-index -- MN - < NN |
+        grep -v "^index" | sed "s#/-#/NN#" >.test-a &&
+    test_must_fail git diff --no-index -- MN NN |
+        grep -v "^index" >.test-b &&
+    test_cmp .test-a .test-b'
+
 test_done
-- 
1.6.2.rc0.335.g1a2b