1 files changed, 52 insertions, 9 deletions

diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
index b170fb02b8..65dfbc033a 100755
--- a/t/t3701-add-interactive.sh
+++ b/t/t3701-add-interactive.sh
@@ -46,13 +46,13 @@ test_expect_success 'setup expected' '
 '
 
 test_expect_success 'diff works (initial)' '
-	(echo d; echo 1) | git add -i >output &&
+	test_write_lines d 1 | git add -i >output &&
 	sed -ne "/new file/,/content/p" <output >diff &&
 	diff_cmp expected diff
 '
 test_expect_success 'revert works (initial)' '
 	git add file &&
-	(echo r; echo 1) | git add -i &&
+	test_write_lines r 1 | git add -i &&
 	git ls-files >output &&
 	! grep . output
 '
@@ -83,13 +83,13 @@ test_expect_success 'setup expected' '
 '
 
 test_expect_success 'diff works (commit)' '
-	(echo d; echo 1) | git add -i >output &&
+	test_write_lines d 1 | git add -i >output &&
 	sed -ne "/^index/,/content/p" <output >diff &&
 	diff_cmp expected diff
 '
 test_expect_success 'revert works (commit)' '
 	git add file &&
-	(echo r; echo 1) | git add -i &&
+	test_write_lines r 1 | git add -i &&
 	git add -i </dev/null >output &&
 	grep "unchanged *+3/-0 file" output
 '
@@ -102,7 +102,7 @@ test_expect_success 'setup expected' '
 
 test_expect_success 'dummy edit works' '
 	test_set_editor : &&
-	(echo e; echo a) | git add -p &&
+	test_write_lines e a | git add -p &&
 	git diff > diff &&
 	diff_cmp expected diff
 '
@@ -127,7 +127,7 @@ test_expect_success 'setup fake editor' '
 
 test_expect_success 'bad edit rejected' '
 	git reset &&
-	(echo e; echo n; echo d) | git add -p >output &&
+	test_write_lines e n d | git add -p >output &&
 	grep "hunk does not apply" output
 '
 
@@ -140,7 +140,7 @@ test_expect_success 'setup patch' '
 
 test_expect_success 'garbage edit rejected' '
 	git reset &&
-	(echo e; echo n; echo d) | git add -p >output &&
+	test_write_lines e n d | git add -p >output &&
 	grep "hunk does not apply" output
 '
 
@@ -170,7 +170,50 @@ test_expect_success 'setup expected' '
 '
 
 test_expect_success 'real edit works' '
-	(echo e; echo n; echo d) | git add -p &&
+	test_write_lines e n d | git add -p &&
+	git diff >output &&
+	diff_cmp expected output
+'
+
+test_expect_success 'setup file' '
+	test_write_lines a "" b "" c >file &&
+	git add file &&
+	test_write_lines a "" d "" c >file
+'
+
+test_expect_success 'setup patch' '
+	SP=" " &&
+	NULL="" &&
+	cat >patch <<-EOF
+	@@ -1,4 +1,4 @@
+	 a
+	$NULL
+	-b
+	+f
+	$SP
+	c
+	EOF
+'
+
+test_expect_success 'setup expected' '
+	cat >expected <<-EOF
+	diff --git a/file b/file
+	index b5dd6c9..f910ae9 100644
+	--- a/file
+	+++ b/file
+	@@ -1,5 +1,5 @@
+	 a
+	$SP
+	-f
+	+d
+	$SP
+	 c
+	EOF
+'
+
+test_expect_success 'edit can strip spaces from empty context lines' '
+	test_write_lines e n q | git add -p 2>error &&
+	test_must_be_empty error &&
 	git diff >output &&
 	diff_cmp expected output
 '
@@ -497,7 +540,7 @@ test_expect_success 'add -p does not expand argument lists' '
 	# update it, but we want to be sure that our "." pathspec
 	# was not expanded into the argument list of any command.
 	# So look only for "not-changed".
-	! grep not-changed trace.out
+	! grep -E "^trace: (built-in|exec|run_command): .*not-changed" trace.out
 '
 
 test_expect_success 'hunk-editing handles custom comment char' '