test_cmp expected diff
'
+cat >expected <<EOF
+diff --git a/empty b/empty
+deleted file mode 100644
+index e69de29..0000000
+EOF
+
+test_expect_success 'deleting an empty file' '
+ git reset --hard &&
+ > empty &&
+ git add empty &&
+ git commit -m empty &&
+ rm empty &&
+ echo y | git add -p empty &&
+ git diff --cached >diff &&
+ test_cmp expected diff
+'
+
test_done