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-rwxr-xr-xt/t3701-add-interactive.sh1133
1 files changed, 1133 insertions, 0 deletions
diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
new file mode 100755
index 0000000..0b5339a
--- /dev/null
+++ b/t/t3701-add-interactive.sh
@@ -0,0 +1,1133 @@
+#!/bin/sh
+
+test_description='add -i basic tests'
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-terminal.sh
+
+diff_cmp () {
+ for x
+ do
+ sed -e '/^index/s/[0-9a-f]*[1-9a-f][0-9a-f]*\.\./1234567../' \
+ -e '/^index/s/\.\.[0-9a-f]*[1-9a-f][0-9a-f]*/..9abcdef/' \
+ -e '/^index/s/ 00*\.\./ 0000000../' \
+ -e '/^index/s/\.\.00*$/..0000000/' \
+ -e '/^index/s/\.\.00* /..0000000 /' \
+ "$x" >"$x.filtered"
+ done
+ test_cmp "$1.filtered" "$2.filtered"
+}
+
+# This function uses a trick to manipulate the interactive add to use color:
+# the `want_color()` function special-cases the situation where a pager was
+# spawned and Git now wants to output colored text: to detect that situation,
+# the environment variable `GIT_PAGER_IN_USE` is set. However, color is
+# suppressed despite that environment variable if the `TERM` variable
+# indicates a dumb terminal, so we set that variable, too.
+
+force_color () {
+ # The first element of $@ may be a shell function, as a result POSIX
+ # does not guarantee that "one-shot assignment" will not persist after
+ # the function call. Thus, we prevent these variables from escaping
+ # this function's context with this subshell.
+ (
+ GIT_PAGER_IN_USE=true &&
+ TERM=vt100 &&
+ export GIT_PAGER_IN_USE TERM &&
+ "$@"
+ )
+}
+
+test_expect_success 'warn about add.interactive.useBuiltin' '
+ cat >expect <<-\EOF &&
+ warning: the add.interactive.useBuiltin setting has been removed!
+ See its entry in '\''git help config'\'' for details.
+ No changes.
+ EOF
+
+ for v in = =true =false
+ do
+ git -c "add.interactive.useBuiltin$v" add -p >out 2>actual &&
+ test_must_be_empty out &&
+ test_cmp expect actual || return 1
+ done
+'
+
+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)' '
+ 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 &&
+ test_write_lines r 1 | git add -i &&
+ git ls-files >output &&
+ ! grep . output
+'
+
+test_expect_success 'add untracked (multiple)' '
+ test_when_finished "git reset && rm [1-9]" &&
+ touch $(test_seq 9) &&
+ test_write_lines a "2-5 8-" | git add -i -- [1-9] &&
+ test_write_lines 2 3 4 5 8 9 >expected &&
+ git ls-files [1-9] >output &&
+ test_cmp expected 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 'update can stage deletions' '
+ >to-delete &&
+ git add to-delete &&
+ rm to-delete &&
+ test_write_lines u t "" | git add -i &&
+ git ls-files to-delete >output &&
+ test_must_be_empty 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)' '
+ 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 &&
+ test_write_lines r 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 'dummy edit works' '
+ test_set_editor : &&
+ test_write_lines e a | git add -p &&
+ git diff > diff &&
+ diff_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' '
+ write_script "fake_editor.sh" <<-\EOF &&
+ mv -f "$1" oldpatch &&
+ mv -f patch "$1"
+ EOF
+ test_set_editor "$(pwd)/fake_editor.sh"
+'
+
+test_expect_success 'bad edit rejected' '
+ git reset &&
+ test_write_lines e n 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 &&
+ test_write_lines e n 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' '
+ 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
+'
+
+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 &&
+ diff_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 >out &&
+ grep "new mode" out &&
+ grep "+content" out &&
+ git diff file >out &&
+ test_must_be_empty out
+'
+
+# end of tests disabled when filemode is not usable
+
+test_expect_success 'different prompts for mode change/deleted' '
+ git reset --hard &&
+ >file &&
+ >deleted &&
+ git add --chmod=+x file deleted &&
+ echo changed >file &&
+ rm deleted &&
+ test_write_lines n n n |
+ git -c core.filemode=true add -p >actual &&
+ sed -n "s/^\(([0-9/]*) Stage .*?\).*/\1/p" actual >actual.filtered &&
+ cat >expect <<-\EOF &&
+ (1/1) Stage deletion [y,n,q,a,d,?]?
+ (1/2) Stage mode change [y,n,q,a,d,j,J,g,/,?]?
+ (2/2) Stage this hunk [y,n,q,a,d,K,g,/,e,?]?
+ EOF
+ test_cmp expect actual.filtered
+'
+
+test_expect_success 'correct message when there is nothing to do' '
+ git reset --hard &&
+ git add -p 2>err &&
+ test_grep "No changes" err &&
+ printf "\\0123" >binary &&
+ git add binary &&
+ printf "\\0abc" >binary &&
+ git add -p 2>err &&
+ test_grep "Only binary files changed" err
+'
+
+test_expect_success 'setup again' '
+ git reset --hard &&
+ test_chmod +x file &&
+ echo content >>file &&
+ test_write_lines A B C D>file2 &&
+ git add file2
+'
+
+# 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
+ \ No newline at end of file
+ diff --git a/file2 b/file2
+ index 8422d40..35b930a 100644
+ --- a/file2
+ +++ b/file2
+ @@ -1,4 +1,5 @@
+ -A
+ +Z
+ B
+ +Y
+ C
+ -D
+ +X
+ EOF
+'
+
+# Expected output, diff is similar to the patch but w/ diff at the top
+test_expect_success 'setup expected' '
+ echo diff --git a/file b/file >expected &&
+ sed -e "/^index 180b47c/s/ 100644/ 100755/" \
+ -e /1,5/s//1,4/ \
+ -e /Y/d patch >>expected &&
+ cat >expected-output <<-\EOF
+ --- a/file
+ +++ b/file
+ @@ -1,2 +1,4 @@
+ +firstline
+ baseline
+ content
+ +lastline
+ \ No newline at end of file
+ @@ -1,2 +1,3 @@
+ +firstline
+ baseline
+ content
+ @@ -1,2 +2,3 @@
+ baseline
+ content
+ +lastline
+ \ No newline at end of file
+ --- a/file2
+ +++ b/file2
+ @@ -1,4 +1,5 @@
+ -A
+ +Z
+ B
+ +Y
+ C
+ -D
+ +X
+ @@ -1,2 +1,2 @@
+ -A
+ +Z
+ B
+ @@ -2,2 +2,3 @@
+ B
+ +Y
+ C
+ @@ -3,2 +4,2 @@
+ C
+ -D
+ +X
+ 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 &&
+ test_write_lines s y y s y n y | git add -p 2>error >raw-output &&
+ sed -n -e "s/^([1-9]\/[1-9]) Stage this hunk[^@]*\(@@ .*\)/\1/" \
+ -e "/^[-+@ \\\\]"/p raw-output >output &&
+ test_must_be_empty error &&
+ git diff --cached >diff &&
+ diff_cmp expected diff &&
+ test_cmp expected-output output
+'
+
+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 &&
+ diff_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 &&
+ diff_cmp expected diff
+'
+
+test_expect_success 'adding an empty file' '
+ git init added &&
+ (
+ cd added &&
+ test_commit initial &&
+ >empty &&
+ git add empty &&
+ test_tick &&
+ git commit -m empty &&
+ git tag added-file &&
+ git reset --hard HEAD^ &&
+ test_path_is_missing empty &&
+
+ echo y | git checkout -p added-file -- >actual &&
+ test_path_is_file empty &&
+ test_grep "Apply addition to index and worktree" actual
+ )
+'
+
+test_expect_success 'split hunk setup' '
+ git reset --hard &&
+ test_write_lines 10 20 30 40 50 60 >test &&
+ git add test &&
+ test_tick &&
+ git commit -m test &&
+
+ test_write_lines 10 15 20 21 22 23 24 30 40 50 60 >test
+'
+
+test_expect_success 'goto hunk' '
+ test_when_finished "git reset" &&
+ tr _ " " >expect <<-EOF &&
+ (2/2) Stage this hunk [y,n,q,a,d,K,g,/,e,?]? + 1: -1,2 +1,3 +15
+ _ 2: -2,4 +3,8 +21
+ go to which hunk? @@ -1,2 +1,3 @@
+ _10
+ +15
+ _20
+ (1/2) Stage this hunk [y,n,q,a,d,j,J,g,/,e,?]?_
+ EOF
+ test_write_lines s y g 1 | git add -p >actual &&
+ tail -n 7 <actual >actual.trimmed &&
+ test_cmp expect actual.trimmed
+'
+
+test_expect_success 'navigate to hunk via regex' '
+ test_when_finished "git reset" &&
+ tr _ " " >expect <<-EOF &&
+ (2/2) Stage this hunk [y,n,q,a,d,K,g,/,e,?]? @@ -1,2 +1,3 @@
+ _10
+ +15
+ _20
+ (1/2) Stage this hunk [y,n,q,a,d,j,J,g,/,e,?]?_
+ EOF
+ test_write_lines s y /1,2 | git add -p >actual &&
+ tail -n 5 <actual >actual.trimmed &&
+ test_cmp expect actual.trimmed
+'
+
+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.
+ printf "%s\n" s e q n q q |
+ EDITOR=: git add -p &&
+ git diff >actual &&
+ ! grep "^+15" actual
+'
+
+test_expect_success 'split hunk "add -p (no, yes, edit)"' '
+ test_write_lines 5 10 20 21 30 31 40 50 60 >test &&
+ git reset &&
+ # test sequence is s(plit), n(o), y(es), e(dit)
+ # q n q q is there to make sure we exit at the end.
+ printf "%s\n" s n y e q n q q |
+ EDITOR=: git add -p 2>error &&
+ test_must_be_empty error &&
+ git diff >actual &&
+ ! grep "^+31" actual
+'
+
+test_expect_success 'split hunk with incomplete line at end' '
+ git reset --hard &&
+ printf "missing LF" >>test &&
+ git add test &&
+ test_write_lines before 10 20 30 40 50 60 70 >test &&
+ git grep --cached missing &&
+ test_write_lines s n y q | git add -p &&
+ test_must_fail git grep --cached missing &&
+ git grep before &&
+ test_must_fail git grep --cached before
+'
+
+test_expect_success 'edit, adding lines to the first hunk' '
+ test_write_lines 10 11 20 30 40 50 51 60 >test &&
+ git reset &&
+ tr _ " " >patch <<-EOF &&
+ @@ -1,5 +1,6 @@
+ _10
+ +11
+ +12
+ _20
+ +21
+ +22
+ _30
+ EOF
+ # test sequence is s(plit), e(dit), n(o)
+ # q n q q is there to make sure we exit at the end.
+ printf "%s\n" s e n q n q q |
+ EDITOR=./fake_editor.sh git add -p 2>error &&
+ test_must_be_empty error &&
+ git diff --cached >actual &&
+ grep "^+22" 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 main &&
+ test_commit main 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 &&
+ diff_cmp expected diff
+'
+
+test_expect_success 'index is refreshed after applying patch' '
+ git reset --hard &&
+ echo content >test &&
+ printf y | git add -p &&
+ git diff-files --exit-code
+'
+
+test_expect_success 'diffs can be colorized' '
+ git reset --hard &&
+
+ echo content >test &&
+ printf y >y &&
+ force_color git add -p >output 2>&1 <y &&
+ git diff-files --exit-code &&
+
+ # We do not want to depend on the exact coloring scheme
+ # git uses for diffs, so just check that we saw some kind of color.
+ grep "$(printf "\\033")" output
+'
+
+test_expect_success 'colors can be overridden' '
+ git reset --hard &&
+ test_when_finished "git rm -f color-test" &&
+ test_write_lines context old more-context >color-test &&
+ git add color-test &&
+ test_write_lines context new more-context another-one >color-test &&
+
+ echo trigger an error message >input &&
+ force_color git \
+ -c color.interactive.error=blue \
+ add -i 2>err.raw <input &&
+ test_decode_color <err.raw >err &&
+ grep "<BLUE>Huh (trigger)?<RESET>" err &&
+
+ test_write_lines help quit >input &&
+ force_color git \
+ -c color.interactive.header=red \
+ -c color.interactive.help=green \
+ -c color.interactive.prompt=yellow \
+ add -i >actual.raw <input &&
+ test_decode_color <actual.raw >actual &&
+ cat >expect <<-\EOF &&
+ <RED> staged unstaged path<RESET>
+ 1: +3/-0 +2/-1 color-test
+
+ <RED>*** Commands ***<RESET>
+ 1: <YELLOW>s<RESET>tatus 2: <YELLOW>u<RESET>pdate 3: <YELLOW>r<RESET>evert 4: <YELLOW>a<RESET>dd untracked
+ 5: <YELLOW>p<RESET>atch 6: <YELLOW>d<RESET>iff 7: <YELLOW>q<RESET>uit 8: <YELLOW>h<RESET>elp
+ <YELLOW>What now<RESET>> <GREEN>status - show paths with changes<RESET>
+ <GREEN>update - add working tree state to the staged set of changes<RESET>
+ <GREEN>revert - revert staged set of changes back to the HEAD version<RESET>
+ <GREEN>patch - pick hunks and update selectively<RESET>
+ <GREEN>diff - view diff between HEAD and index<RESET>
+ <GREEN>add untracked - add contents of untracked files to the staged set of changes<RESET>
+ <RED>*** Commands ***<RESET>
+ 1: <YELLOW>s<RESET>tatus 2: <YELLOW>u<RESET>pdate 3: <YELLOW>r<RESET>evert 4: <YELLOW>a<RESET>dd untracked
+ 5: <YELLOW>p<RESET>atch 6: <YELLOW>d<RESET>iff 7: <YELLOW>q<RESET>uit 8: <YELLOW>h<RESET>elp
+ <YELLOW>What now<RESET>> Bye.
+ EOF
+ test_cmp expect actual &&
+
+ : exercise recolor_hunk by editing and then look at the hunk again &&
+ test_write_lines s e K q >input &&
+ force_color git \
+ -c color.interactive.prompt=yellow \
+ -c color.diff.meta=italic \
+ -c color.diff.frag=magenta \
+ -c color.diff.context=cyan \
+ -c color.diff.old=bold \
+ -c color.diff.new=blue \
+ -c core.editor=touch \
+ add -p >actual.raw <input &&
+ test_decode_color <actual.raw >actual.decoded &&
+ sed "s/index [0-9a-f]*\\.\\.[0-9a-f]* 100644/<INDEX-LINE>/" <actual.decoded >actual &&
+ cat >expect <<-\EOF &&
+ <ITALIC>diff --git a/color-test b/color-test<RESET>
+ <ITALIC><INDEX-LINE><RESET>
+ <ITALIC>--- a/color-test<RESET>
+ <ITALIC>+++ b/color-test<RESET>
+ <MAGENTA>@@ -1,3 +1,4 @@<RESET>
+ <CYAN> context<RESET>
+ <BOLD>-old<RESET>
+ <BLUE>+<RESET><BLUE>new<RESET>
+ <CYAN> more-context<RESET>
+ <BLUE>+<RESET><BLUE>another-one<RESET>
+ <YELLOW>(1/1) Stage this hunk [y,n,q,a,d,s,e,?]? <RESET><BOLD>Split into 2 hunks.<RESET>
+ <MAGENTA>@@ -1,3 +1,3 @@<RESET>
+ <CYAN> context<RESET>
+ <BOLD>-old<RESET>
+ <BLUE>+<RESET><BLUE>new<RESET>
+ <CYAN> more-context<RESET>
+ <YELLOW>(1/2) Stage this hunk [y,n,q,a,d,j,J,g,/,e,?]? <RESET><MAGENTA>@@ -3 +3,2 @@<RESET>
+ <CYAN> more-context<RESET>
+ <BLUE>+<RESET><BLUE>another-one<RESET>
+ <YELLOW>(2/2) Stage this hunk [y,n,q,a,d,K,g,/,e,?]? <RESET><MAGENTA>@@ -1,3 +1,3 @@<RESET>
+ <CYAN> context<RESET>
+ <BOLD>-old<RESET>
+ <BLUE>+new<RESET>
+ <CYAN> more-context<RESET>
+ <YELLOW>(1/2) Stage this hunk [y,n,q,a,d,j,J,g,/,e,?]? <RESET>
+ EOF
+ test_cmp expect actual
+'
+
+test_expect_success 'brackets appear without color' '
+ git reset --hard &&
+ test_when_finished "git rm -f bracket-test" &&
+ test_write_lines context old more-context >bracket-test &&
+ git add bracket-test &&
+ test_write_lines context new more-context another-one >bracket-test &&
+
+ test_write_lines quit >input &&
+ git add -i >actual <input &&
+
+ sed "s/^|//" >expect <<-\EOF &&
+ | staged unstaged path
+ | 1: +3/-0 +2/-1 bracket-test
+ |
+ |*** Commands ***
+ | 1: [s]tatus 2: [u]pdate 3: [r]evert 4: [a]dd untracked
+ | 5: [p]atch 6: [d]iff 7: [q]uit 8: [h]elp
+ |What now> Bye.
+ EOF
+
+ test_cmp expect actual
+'
+
+test_expect_success 'colors can be skipped with color.ui=false' '
+ git reset --hard &&
+ test_when_finished "git rm -f color-test" &&
+ test_write_lines context old more-context >color-test &&
+ git add color-test &&
+ test_write_lines context new more-context another-one >color-test &&
+
+ test_write_lines help quit >input &&
+ force_color git \
+ -c color.ui=false \
+ add -i >actual.raw <input &&
+ test_decode_color <actual.raw >actual &&
+ test_cmp actual.raw actual
+'
+
+test_expect_success 'colorized diffs respect diff.wsErrorHighlight' '
+ git reset --hard &&
+
+ echo "old " >test &&
+ git add test &&
+ echo "new " >test &&
+
+ printf y >y &&
+ force_color git -c diff.wsErrorHighlight=all add -p >output.raw 2>&1 <y &&
+ test_decode_color <output.raw >output &&
+ grep "old<" output
+'
+
+test_expect_success 'diffFilter filters diff' '
+ git reset --hard &&
+
+ echo content >test &&
+ test_config interactive.diffFilter "sed s/^/foo:/" &&
+ printf y >y &&
+ force_color git add -p >output 2>&1 <y &&
+
+ # avoid depending on the exact coloring or content of the prompts,
+ # and just make sure we saw our diff prefixed
+ grep foo:.*content output
+'
+
+test_expect_success 'detect bogus diffFilter output' '
+ git reset --hard &&
+
+ echo content >test &&
+ test_config interactive.diffFilter "sed 6d" &&
+ printf y >y &&
+ force_color test_must_fail git add -p <y >output 2>&1 &&
+ grep "mismatched output" output
+'
+
+test_expect_success 'handle iffy colored hunk headers' '
+ git reset --hard &&
+
+ echo content >test &&
+ printf n >n &&
+ force_color git -c interactive.diffFilter="sed s/.*@@.*/XX/" \
+ add -p >output 2>&1 <n &&
+ grep "^XX$" output
+'
+
+test_expect_success 'handle very large filtered diff' '
+ git reset --hard &&
+ # The specific number here is not important, but it must
+ # be large enough that the output of "git diff --color"
+ # fills up the pipe buffer. 10,000 results in ~200k of
+ # colored output.
+ test_seq 10000 >test &&
+ test_config interactive.diffFilter cat &&
+ printf y >y &&
+ force_color git add -p >output 2>&1 <y &&
+ git diff-files --exit-code -- test
+'
+
+test_expect_success 'diff.algorithm is passed to `git diff-files`' '
+ git reset --hard &&
+
+ >file &&
+ git add file &&
+ echo changed >file &&
+ test_must_fail git -c diff.algorithm=bogus add -p 2>err &&
+ test_grep "error: option diff-algorithm accepts " err
+'
+
+test_expect_success 'patch-mode via -i prompts for files' '
+ git reset --hard &&
+
+ echo one >file &&
+ echo two >test &&
+ git add -i <<-\EOF &&
+ patch
+ test
+
+ y
+ quit
+ EOF
+
+ echo test >expect &&
+ git diff --cached --name-only >actual &&
+ diff_cmp expect actual
+'
+
+test_expect_success 'add -p handles globs' '
+ git reset --hard &&
+
+ mkdir -p subdir &&
+ echo base >one.c &&
+ echo base >subdir/two.c &&
+ git add "*.c" &&
+ git commit -m base &&
+
+ echo change >one.c &&
+ echo change >subdir/two.c &&
+ git add -p "*.c" <<-\EOF &&
+ y
+ y
+ EOF
+
+ cat >expect <<-\EOF &&
+ one.c
+ subdir/two.c
+ EOF
+ git diff --cached --name-only >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'add -p handles relative paths' '
+ git reset --hard &&
+
+ echo base >relpath.c &&
+ git add "*.c" &&
+ git commit -m relpath &&
+
+ echo change >relpath.c &&
+ mkdir -p subdir &&
+ git -C subdir add -p .. 2>error <<-\EOF &&
+ y
+ EOF
+
+ test_must_be_empty error &&
+
+ cat >expect <<-\EOF &&
+ relpath.c
+ EOF
+ git diff --cached --name-only >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'add -p does not expand argument lists' '
+ git reset --hard &&
+
+ echo content >not-changed &&
+ git add not-changed &&
+ git commit -m "add not-changed file" &&
+
+ echo change >file &&
+ GIT_TRACE=$(pwd)/trace.out git add -p . <<-\EOF &&
+ y
+ EOF
+
+ # we know that "file" must be mentioned since we actually
+ # 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 -E "^trace: (built-in|exec|run_command): .*not-changed" trace.out
+'
+
+test_expect_success 'hunk-editing handles custom comment char' '
+ git reset --hard &&
+ echo change >>file &&
+ test_config core.commentChar "\$" &&
+ echo e | GIT_EDITOR=true git add -p &&
+ git diff --exit-code
+'
+
+test_expect_success 'add -p works even with color.ui=always' '
+ git reset --hard &&
+ echo change >>file &&
+ test_config color.ui always &&
+ echo y | git add -p &&
+ echo file >expect &&
+ git diff --cached --name-only >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'setup different kinds of dirty submodules' '
+ test_create_repo for-submodules &&
+ (
+ cd for-submodules &&
+ test_commit initial &&
+ test_create_repo dirty-head &&
+ (
+ cd dirty-head &&
+ test_commit initial
+ ) &&
+ cp -R dirty-head dirty-otherwise &&
+ cp -R dirty-head dirty-both-ways &&
+ git add dirty-head &&
+ git add dirty-otherwise dirty-both-ways &&
+ git commit -m initial &&
+
+ cd dirty-head &&
+ test_commit updated &&
+ cd ../dirty-both-ways &&
+ test_commit updated &&
+ echo dirty >>initial &&
+ : >untracked &&
+ cd ../dirty-otherwise &&
+ echo dirty >>initial &&
+ : >untracked
+ ) &&
+ git -C for-submodules diff-files --name-only >actual &&
+ cat >expected <<-\EOF &&
+ dirty-both-ways
+ dirty-head
+ EOF
+ test_cmp expected actual &&
+ git -C for-submodules diff-files --name-only --ignore-submodules=none >actual &&
+ cat >expected <<-\EOF &&
+ dirty-both-ways
+ dirty-head
+ dirty-otherwise
+ EOF
+ test_cmp expected actual &&
+ git -C for-submodules diff-files --name-only --ignore-submodules=dirty >actual &&
+ cat >expected <<-\EOF &&
+ dirty-both-ways
+ dirty-head
+ EOF
+ test_cmp expected actual
+'
+
+test_expect_success 'status ignores dirty submodules (except HEAD)' '
+ git -C for-submodules add -i </dev/null >output &&
+ grep dirty-head output &&
+ grep dirty-both-ways output &&
+ ! grep dirty-otherwise output
+'
+
+test_expect_success 'handle submodules' '
+ echo 123 >>for-submodules/dirty-otherwise/initial.t &&
+
+ force_color git -C for-submodules add -p dirty-otherwise >output 2>&1 &&
+ grep "No changes" output &&
+
+ force_color git -C for-submodules add -p dirty-head >output 2>&1 <y &&
+ git -C for-submodules ls-files --stage dirty-head >actual &&
+ rev="$(git -C for-submodules/dirty-head rev-parse HEAD)" &&
+ grep "$rev" actual
+'
+
+test_expect_success 'set up pathological context' '
+ git reset --hard &&
+ test_write_lines a a a a a a a a a a a >a &&
+ git add a &&
+ git commit -m a &&
+ test_write_lines c b a a a a a a a b a a a a >a &&
+ test_write_lines a a a a a a a b a a a a >expected-1 &&
+ test_write_lines b a a a a a a a b a a a a >expected-2 &&
+ # check editing can cope with missing header and deleted context lines
+ # as well as changes to other lines
+ test_write_lines +b " a" >patch
+'
+
+test_expect_success 'add -p works with pathological context lines' '
+ git reset &&
+ printf "%s\n" n y |
+ git add -p &&
+ git cat-file blob :a >actual &&
+ test_cmp expected-1 actual
+'
+
+test_expect_success 'add -p patch editing works with pathological context lines' '
+ git reset &&
+ # n q q below is in case edit fails
+ printf "%s\n" e y n q q |
+ git add -p &&
+ git cat-file blob :a >actual &&
+ test_cmp expected-2 actual
+'
+
+test_expect_success 'checkout -p works with pathological context lines' '
+ test_write_lines a a a a a a >a &&
+ git add a &&
+ test_write_lines a b a b a b a b a b a >a &&
+ test_write_lines s n n y q | git checkout -p &&
+ test_write_lines a b a b a a b a b a >expect &&
+ test_cmp expect a
+'
+
+# This should be called from a subshell as it sets a temporary editor
+setup_new_file() {
+ write_script new-file-editor.sh <<-\EOF &&
+ sed /^#/d "$1" >patch &&
+ sed /^+c/d patch >"$1"
+ EOF
+ test_set_editor "$(pwd)/new-file-editor.sh" &&
+ test_write_lines a b c d e f >new-file &&
+ test_write_lines a b d e f >new-file-expect &&
+ test_write_lines "@@ -0,0 +1,6 @@" +a +b +c +d +e +f >patch-expect
+}
+
+test_expect_success 'add -N followed by add -p patch editing' '
+ git reset --hard &&
+ (
+ setup_new_file &&
+ git add -N new-file &&
+ test_write_lines e n q | git add -p &&
+ git cat-file blob :new-file >actual &&
+ test_cmp new-file-expect actual &&
+ test_cmp patch-expect patch
+ )
+'
+
+test_expect_success 'checkout -p patch editing of added file' '
+ git reset --hard &&
+ (
+ setup_new_file &&
+ git add new-file &&
+ git commit -m "add new file" &&
+ git rm new-file &&
+ git commit -m "remove new file" &&
+ test_write_lines e n q | git checkout -p HEAD^ &&
+ test_cmp new-file-expect new-file &&
+ test_cmp patch-expect patch
+ )
+'
+
+test_expect_success 'show help from add--helper' '
+ git reset --hard &&
+ cat >expect <<-EOF &&
+
+ <BOLD>*** Commands ***<RESET>
+ 1: <BOLD;BLUE>s<RESET>tatus 2: <BOLD;BLUE>u<RESET>pdate 3: <BOLD;BLUE>r<RESET>evert 4: <BOLD;BLUE>a<RESET>dd untracked
+ 5: <BOLD;BLUE>p<RESET>atch 6: <BOLD;BLUE>d<RESET>iff 7: <BOLD;BLUE>q<RESET>uit 8: <BOLD;BLUE>h<RESET>elp
+ <BOLD;BLUE>What now<RESET>> <BOLD;RED>status - show paths with changes<RESET>
+ <BOLD;RED>update - add working tree state to the staged set of changes<RESET>
+ <BOLD;RED>revert - revert staged set of changes back to the HEAD version<RESET>
+ <BOLD;RED>patch - pick hunks and update selectively<RESET>
+ <BOLD;RED>diff - view diff between HEAD and index<RESET>
+ <BOLD;RED>add untracked - add contents of untracked files to the staged set of changes<RESET>
+ <BOLD>*** Commands ***<RESET>
+ 1: <BOLD;BLUE>s<RESET>tatus 2: <BOLD;BLUE>u<RESET>pdate 3: <BOLD;BLUE>r<RESET>evert 4: <BOLD;BLUE>a<RESET>dd untracked
+ 5: <BOLD;BLUE>p<RESET>atch 6: <BOLD;BLUE>d<RESET>iff 7: <BOLD;BLUE>q<RESET>uit 8: <BOLD;BLUE>h<RESET>elp
+ <BOLD;BLUE>What now<RESET>>$SP
+ Bye.
+ EOF
+ test_write_lines h | force_color git add -i >actual.colored &&
+ test_decode_color <actual.colored >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'reset -p with unmerged files' '
+ test_when_finished "git checkout --force main" &&
+ test_commit one conflict &&
+ git checkout -B side HEAD^ &&
+ test_commit two conflict &&
+ test_must_fail git merge one &&
+
+ # this is a noop with only an unmerged entry
+ git reset -p &&
+
+ # add files that sort before and after unmerged entry
+ echo a >a &&
+ echo z >z &&
+ git add a z &&
+
+ # confirm that we can reset those files
+ printf "%s\n" y y | git reset -p &&
+ git diff-index --cached --diff-filter=u HEAD >staged &&
+ test_must_be_empty staged
+'
+
+test_done