1 files changed, 364 insertions, 0 deletions
diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
new file mode 100755
index 0000000000..24ddd8a704
--- /dev/null
+++ b/t/t3701-add-interactive.sh
@@ -0,0 +1,364 @@
+#!/bin/sh
+
+test_description='add -i basic tests'
+. ./test-lib.sh
+
+if ! test_have_prereq PERL
+then
+	skip_all='skipping add -i tests, perl not available'
+	test_done
+fi
+
+test_expect_success 'setup (initial)' '
+	echo content >file &&
+	git add file &&
+	echo more >>file &&
+	echo lines >>file
+'
+test_expect_success 'status works (initial)' '
+	git add -i </dev/null >output &&
+	grep "+1/-0 *+2/-0 file" output
+'
+
+test_expect_success 'setup expected' '
+cat >expected <<EOF
+new file mode 100644
+index 0000000..d95f3ad
+--- /dev/null
++++ b/file
+@@ -0,0 +1 @@
++content
+EOF
+'
+
+test_expect_success 'diff works (initial)' '
+	(echo d; echo 1) | git add -i >output &&
+	sed -ne "/new file/,/content/p" <output >diff &&
+	test_cmp expected diff
+'
+test_expect_success 'revert works (initial)' '
+	git add file &&
+	(echo r; echo 1) | git add -i &&
+	git ls-files >output &&
+	! grep . output
+'
+
+test_expect_success 'setup (commit)' '
+	echo baseline >file &&
+	git add file &&
+	git commit -m commit &&
+	echo content >>file &&
+	git add file &&
+	echo more >>file &&
+	echo lines >>file
+'
+test_expect_success 'status works (commit)' '
+	git add -i </dev/null >output &&
+	grep "+1/-0 *+2/-0 file" output
+'
+
+test_expect_success 'setup expected' '
+cat >expected <<EOF
+index 180b47c..b6f2c08 100644
+--- a/file
++++ b/file
+@@ -1 +1,2 @@
+ baseline
++content
+EOF
+'
+
+test_expect_success 'diff works (commit)' '
+	(echo d; echo 1) | git add -i >output &&
+	sed -ne "/^index/,/content/p" <output >diff &&
+	test_cmp expected diff
+'
+test_expect_success 'revert works (commit)' '
+	git add file &&
+	(echo r; echo 1) | git add -i &&
+	git add -i </dev/null >output &&
+	grep "unchanged *+3/-0 file" output
+'
+
+
+test_expect_success 'setup expected' '
+cat >expected <<EOF
+EOF
+'
+
+test_expect_success 'setup fake editor' '
+	>fake_editor.sh &&
+	chmod a+x fake_editor.sh &&
+	test_set_editor "$(pwd)/fake_editor.sh"
+'
+
+test_expect_success 'dummy edit works' '
+	(echo e; echo a) | git add -p &&
+	git diff > diff &&
+	test_cmp expected diff
+'
+
+test_expect_success 'setup patch' '
+cat >patch <<EOF
+@@ -1,1 +1,4 @@
+ this
++patch
+-does not
+ apply
+EOF
+'
+
+test_expect_success 'setup fake editor' '
+	echo "#!$SHELL_PATH" >fake_editor.sh &&
+	cat >>fake_editor.sh <<\EOF &&
+mv -f "$1" oldpatch &&
+mv -f patch "$1"
+EOF
+	chmod a+x fake_editor.sh &&
+	test_set_editor "$(pwd)/fake_editor.sh"
+'
+
+test_expect_success 'bad edit rejected' '
+	git reset &&
+	(echo e; echo n; echo d) | git add -p >output &&
+	grep "hunk does not apply" output
+'
+
+test_expect_success 'setup patch' '
+cat >patch <<EOF
+this patch
+is garbage
+EOF
+'
+
+test_expect_success 'garbage edit rejected' '
+	git reset &&
+	(echo e; echo n; echo d) | git add -p >output &&
+	grep "hunk does not apply" output
+'
+
+test_expect_success 'setup patch' '
+cat >patch <<EOF
+@@ -1,0 +1,0 @@
+ baseline
++content
++newcontent
++lines
+EOF
+'
+
+test_expect_success 'setup expected' '
+cat >expected <<EOF
+diff --git a/file b/file
+index b5dd6c9..f910ae9 100644
+--- a/file
++++ b/file
+@@ -1,4 +1,4 @@
+ baseline
+ content
+-newcontent
++more
+ lines
+EOF
+'
+
+test_expect_success 'real edit works' '
+	(echo e; echo n; echo d) | git add -p &&
+	git diff >output &&
+	test_cmp expected output
+'
+
+test_expect_success 'skip files similarly as commit -a' '
+	git reset &&
+	echo file >.gitignore &&
+	echo changed >file &&
+	echo y | git add -p file &&
+	git diff >output &&
+	git reset &&
+	git commit -am commit &&
+	git diff >expected &&
+	test_cmp expected output &&
+	git reset --hard HEAD^
+'
+rm -f .gitignore
+
+test_expect_success FILEMODE 'patch does not affect mode' '
+	git reset --hard &&
+	echo content >>file &&
+	chmod +x file &&
+	printf "n\\ny\\n" | git add -p &&
+	git show :file | grep content &&
+	git diff file | grep "new mode"
+'
+
+test_expect_success FILEMODE 'stage mode but not hunk' '
+	git reset --hard &&
+	echo content >>file &&
+	chmod +x file &&
+	printf "y\\nn\\n" | git add -p &&
+	git diff --cached file | grep "new mode" &&
+	git diff          file | grep "+content"
+'
+
+
+test_expect_success FILEMODE 'stage mode and hunk' '
+	git reset --hard &&
+	echo content >>file &&
+	chmod +x file &&
+	printf "y\\ny\\n" | git add -p &&
+	git diff --cached file | grep "new mode" &&
+	git diff --cached file | grep "+content" &&
+	test -z "$(git diff file)"
+'
+
+# end of tests disabled when filemode is not usable
+
+test_expect_success 'setup again' '
+	git reset --hard &&
+	test_chmod +x file &&
+	echo content >>file
+'
+
+# Write the patch file with a new line at the top and bottom
+test_expect_success 'setup patch' '
+cat >patch <<EOF
+index 180b47c..b6f2c08 100644
+--- a/file
++++ b/file
+@@ -1,2 +1,4 @@
++firstline
+ baseline
+ content
++lastline
+EOF
+'
+
+# Expected output, similar to the patch but w/ diff at the top
+test_expect_success 'setup expected' '
+cat >expected <<EOF
+diff --git a/file b/file
+index b6f2c08..61b9053 100755
+--- a/file
++++ b/file
+@@ -1,2 +1,4 @@
++firstline
+ baseline
+ content
++lastline
+EOF
+'
+
+# Test splitting the first patch, then adding both
+test_expect_success 'add first line works' '
+	git commit -am "clear local changes" &&
+	git apply patch &&
+	(echo s; echo y; echo y) | git add -p file &&
+	git diff --cached > diff &&
+	test_cmp expected diff
+'
+
+test_expect_success 'setup expected' '
+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
+'
+
+test_expect_success 'setup expected' '
+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_expect_success 'split hunk setup' '
+	git reset --hard &&
+	for i in 10 20 30 40 50 60
+	do
+		echo $i
+	done >test &&
+	git add test &&
+	test_tick &&
+	git commit -m test &&
+
+	for i in 10 15 20 21 22 23 24 30 40 50 60
+	do
+		echo $i
+	done >test
+'
+
+test_expect_success 'split hunk "add -p (edit)"' '
+	# Split, say Edit and do nothing.  Then:
+	#
+	# 1. Broken version results in a patch that does not apply and
+	# only takes [y/n] (edit again) so the first q is discarded
+	# and then n attempts to discard the edit. Repeat q enough
+	# times to get out.
+	#
+	# 2. Correct version applies the (not)edited version, and asks
+	#    about the next hunk, against which we say q and program
+	#    exits.
+	for a in s e     q n q q
+	do
+		echo $a
+	done |
+	EDITOR=: git add -p &&
+	git diff >actual &&
+	! grep "^+15" actual
+'
+
+test_expect_success 'patch mode ignores unmerged entries' '
+	git reset --hard &&
+	test_commit conflict &&
+	test_commit non-conflict &&
+	git checkout -b side &&
+	test_commit side conflict.t &&
+	git checkout master &&
+	test_commit master conflict.t &&
+	test_must_fail git merge side &&
+	echo changed >non-conflict.t &&
+	echo y | git add -p >output &&
+	! grep a/conflict.t output &&
+	cat >expected <<-\EOF &&
+	* Unmerged path conflict.t
+	diff --git a/non-conflict.t b/non-conflict.t
+	index f766221..5ea2ed4 100644
+	--- a/non-conflict.t
+	+++ b/non-conflict.t
+	@@ -1 +1 @@
+	-non-conflict
+	+changed
+	EOF
+	git diff --cached >diff &&
+	test_cmp expected diff
+'
+
+test_done