t/t9001: use egrep when regular expressions are involved

diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
index d86bc81abfd954194c245e7e180a23f2b9b7c840..b6eba6a83904a00724b7b550a9bc3b1b35825bee 100755 (executable)
--- a/t/t3701-add-interactive.sh
+++ b/t/t3701-add-interactive.sh
@@ -228,6 +228,26 @@ test_expect_success 'add first line works' '
        test_cmp expected diff
 '
 
+cat >expected <<EOF
+diff --git a/non-empty b/non-empty
+deleted file mode 100644
+index d95f3ad..0000000
+--- a/non-empty
++++ /dev/null
+@@ -1 +0,0 @@
+-content
+EOF
+test_expect_success 'deleting a non-empty file' '
+       git reset --hard &&
+       echo content >non-empty &&
+       git add non-empty &&
+       git commit -m non-empty &&
+       rm non-empty &&
+       echo y | git add -p non-empty &&
+       git diff --cached >diff &&
+       test_cmp expected diff
+'
+
 cat >expected <<EOF
 diff --git a/empty b/empty
 deleted file mode 100644