#!/bin/sh
#
# Copyright (c) 2012 Valentin Duperray, Lucien Kong, Franck Jonas,
#		     Thomas Nguy, Khoi Nguyen
#		     Grenoble INP Ensimag
#

test_description='git status advices'

. ./test-lib.sh

. "$TEST_DIRECTORY"/lib-rebase.sh

set_fake_editor

test_expect_success 'prepare for conflicts' '
	test_commit init main.txt init &&
	git branch conflicts &&
	test_commit on_master main.txt on_master &&
	git checkout conflicts &&
	test_commit on_conflicts main.txt on_conflicts
'


test_expect_success 'status when conflicts unresolved' '
	test_must_fail git merge master &&
	cat >expected <<-\EOF &&
	# On branch conflicts
	# You have unmerged paths.
	#   (fix conflicts and run "git commit")
	#
	# Unmerged paths:
	#   (use "git add <file>..." to mark resolution)
	#
	#	both modified:      main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when conflicts resolved before commit' '
	git reset --hard conflicts &&
	test_must_fail git merge master &&
	echo one >main.txt &&
	git add main.txt &&
	cat >expected <<-\EOF &&
	# On branch conflicts
	# All conflicts fixed but you are still merging.
	#   (use "git commit" to conclude merge)
	#
	# Changes to be committed:
	#
	#	modified:   main.txt
	#
	# Untracked files not listed (use -u option to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'prepare for rebase conflicts' '
	git reset --hard master &&
	git checkout -b rebase_conflicts &&
	test_commit one_rebase main.txt one &&
	test_commit two_rebase main.txt two &&
	test_commit three_rebase main.txt three
'


test_expect_success 'status when rebase in progress before resolving conflicts' '
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD^^) &&
	test_must_fail git rebase HEAD^ --onto HEAD^^ &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently rebasing branch '\''rebase_conflicts'\'' on '\''$ONTO'\''.
	#   (fix conflicts and then run "git rebase --continue")
	#   (use "git rebase --skip" to skip this patch)
	#   (use "git rebase --abort" to check out the original branch)
	#
	# Unmerged paths:
	#   (use "git reset HEAD <file>..." to unstage)
	#   (use "git add <file>..." to mark resolution)
	#
	#	both modified:      main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when rebase in progress before rebase --continue' '
	git reset --hard rebase_conflicts &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD^^) &&
	test_must_fail git rebase HEAD^ --onto HEAD^^ &&
	echo three >main.txt &&
	git add main.txt &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently rebasing branch '\''rebase_conflicts'\'' on '\''$ONTO'\''.
	#   (all conflicts fixed: run "git rebase --continue")
	#
	# Changes to be committed:
	#   (use "git reset HEAD <file>..." to unstage)
	#
	#	modified:   main.txt
	#
	# Untracked files not listed (use -u option to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'prepare for rebase_i_conflicts' '
	git reset --hard master &&
	git checkout -b rebase_i_conflicts &&
	test_commit one_unmerge main.txt one_unmerge &&
	git branch rebase_i_conflicts_second &&
	test_commit one_master main.txt one_master &&
	git checkout rebase_i_conflicts_second &&
	test_commit one_second main.txt one_second
'


test_expect_success 'status during rebase -i when conflicts unresolved' '
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short rebase_i_conflicts) &&
	test_must_fail git rebase -i rebase_i_conflicts &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently rebasing branch '\''rebase_i_conflicts_second'\'' on '\''$ONTO'\''.
	#   (fix conflicts and then run "git rebase --continue")
	#   (use "git rebase --skip" to skip this patch)
	#   (use "git rebase --abort" to check out the original branch)
	#
	# Unmerged paths:
	#   (use "git reset HEAD <file>..." to unstage)
	#   (use "git add <file>..." to mark resolution)
	#
	#	both modified:      main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status during rebase -i after resolving conflicts' '
	git reset --hard rebase_i_conflicts_second &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short rebase_i_conflicts) &&
	test_must_fail git rebase -i rebase_i_conflicts &&
	git add main.txt &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently rebasing branch '\''rebase_i_conflicts_second'\'' on '\''$ONTO'\''.
	#   (all conflicts fixed: run "git rebase --continue")
	#
	# Changes to be committed:
	#   (use "git reset HEAD <file>..." to unstage)
	#
	#	modified:   main.txt
	#
	# Untracked files not listed (use -u option to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when rebasing -i in edit mode' '
	git reset --hard master &&
	git checkout -b rebase_i_edit &&
	test_commit one_rebase_i main.txt one &&
	test_commit two_rebase_i main.txt two &&
	test_commit three_rebase_i main.txt three &&
	FAKE_LINES="1 edit 2" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~2) &&
	git rebase -i HEAD~2 &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''rebase_i_edit'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when splitting a commit' '
	git reset --hard master &&
	git checkout -b split_commit &&
	test_commit one_split main.txt one &&
	test_commit two_split main.txt two &&
	test_commit three_split main.txt three &&
	test_commit four_split main.txt four &&
	FAKE_LINES="1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git reset HEAD^ &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently splitting a commit while rebasing branch '\''split_commit'\'' on '\''$ONTO'\''.
	#   (Once your working directory is clean, run "git rebase --continue")
	#
	# Changes not staged for commit:
	#   (use "git add <file>..." to update what will be committed)
	#   (use "git checkout -- <file>..." to discard changes in working directory)
	#
	#	modified:   main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status after editing the last commit with --amend during a rebase -i' '
	git reset --hard master &&
	git checkout -b amend_last &&
	test_commit one_amend main.txt one &&
	test_commit two_amend main.txt two &&
	test_commit three_amend main.txt three &&
	test_commit four_amend main.txt four &&
	FAKE_LINES="1 2 edit 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git commit --amend -m "foo" &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''amend_last'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'prepare for several edits' '
	git reset --hard master &&
	git checkout -b several_edits &&
	test_commit one_edits main.txt one &&
	test_commit two_edits main.txt two &&
	test_commit three_edits main.txt three &&
	test_commit four_edits main.txt four
'


test_expect_success 'status: (continue first edit) second edit' '
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git rebase --continue &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (continue first edit) second edit and split' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git rebase --continue &&
	git reset HEAD^ &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently splitting a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (Once your working directory is clean, run "git rebase --continue")
	#
	# Changes not staged for commit:
	#   (use "git add <file>..." to update what will be committed)
	#   (use "git checkout -- <file>..." to discard changes in working directory)
	#
	#	modified:   main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (continue first edit) second edit and amend' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git rebase --continue &&
	git commit --amend -m "foo" &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (amend first edit) second edit' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git commit --amend -m "a" &&
	git rebase --continue &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (amend first edit) second edit and split' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git commit --amend -m "b" &&
	git rebase --continue &&
	git reset HEAD^ &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently splitting a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (Once your working directory is clean, run "git rebase --continue")
	#
	# Changes not staged for commit:
	#   (use "git add <file>..." to update what will be committed)
	#   (use "git checkout -- <file>..." to discard changes in working directory)
	#
	#	modified:   main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (amend first edit) second edit and amend' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git commit --amend -m "c" &&
	git rebase --continue &&
	git commit --amend -m "d" &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (split first edit) second edit' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git reset HEAD^ &&
	git add main.txt &&
	git commit -m "e" &&
	git rebase --continue &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (split first edit) second edit and split' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git reset HEAD^ &&
	git add main.txt &&
	git commit --amend -m "f" &&
	git rebase --continue &&
	git reset HEAD^ &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently splitting a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (Once your working directory is clean, run "git rebase --continue")
	#
	# Changes not staged for commit:
	#   (use "git add <file>..." to update what will be committed)
	#   (use "git checkout -- <file>..." to discard changes in working directory)
	#
	#	modified:   main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status: (split first edit) second edit and amend' '
	git reset --hard several_edits &&
	FAKE_LINES="edit 1 edit 2 3" &&
	export FAKE_LINES &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD~3) &&
	git rebase -i HEAD~3 &&
	git reset HEAD^ &&
	git add main.txt &&
	git commit --amend -m "g" &&
	git rebase --continue &&
	git commit --amend -m "h" &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''.
	#   (use "git commit --amend" to amend the current commit)
	#   (use "git rebase --continue" once you are satisfied with your changes)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'prepare am_session' '
	git reset --hard master &&
	git checkout -b am_session &&
	test_commit one_am one.txt "one" &&
	test_commit two_am two.txt "two" &&
	test_commit three_am three.txt "three"
'


test_expect_success 'status in an am session: file already exists' '
	git checkout -b am_already_exists &&
	test_when_finished "rm Maildir/* && git am --abort" &&
	git format-patch -1 -oMaildir &&
	test_must_fail git am Maildir/*.patch &&
	cat >expected <<-\EOF &&
	# On branch am_already_exists
	# You are in the middle of an am session.
	#   (fix conflicts and then run "git am --resolved")
	#   (use "git am --skip" to skip this patch)
	#   (use "git am --abort" to restore the original branch)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status in an am session: file does not exist' '
	git reset --hard am_session &&
	git checkout -b am_not_exists &&
	git rm three.txt &&
	git commit -m "delete three.txt" &&
	test_when_finished "rm Maildir/* && git am --abort" &&
	git format-patch -1 -oMaildir &&
	test_must_fail git am Maildir/*.patch &&
	cat >expected <<-\EOF &&
	# On branch am_not_exists
	# You are in the middle of an am session.
	#   (fix conflicts and then run "git am --resolved")
	#   (use "git am --skip" to skip this patch)
	#   (use "git am --abort" to restore the original branch)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status in an am session: empty patch' '
	git reset --hard am_session &&
	git checkout -b am_empty &&
	test_when_finished "rm Maildir/* && git am --abort" &&
	git format-patch -3 -oMaildir &&
	git rm one.txt two.txt three.txt &&
	git commit -m "delete all am_empty" &&
	echo error >Maildir/0002-two_am.patch &&
	test_must_fail git am Maildir/*.patch &&
	cat >expected <<-\EOF &&
	# On branch am_empty
	# You are in the middle of an am session.
	# The current patch is empty.
	#   (use "git am --skip" to skip this patch)
	#   (use "git am --abort" to restore the original branch)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when bisecting' '
	git reset --hard master &&
	git checkout -b bisect &&
	test_commit one_bisect main.txt one &&
	test_commit two_bisect main.txt two &&
	test_commit three_bisect main.txt three &&
	test_when_finished "git bisect reset" &&
	git bisect start &&
	git bisect bad &&
	git bisect good one_bisect &&
	cat >expected <<-\EOF &&
	# Not currently on any branch.
	# You are currently bisecting branch '\''bisect'\''.
	#   (use "git bisect reset" to get back to the original branch)
	#
	nothing to commit (use -u to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when rebase conflicts with statushints disabled' '
	git reset --hard master &&
	git checkout -b statushints_disabled &&
	test_when_finished "git config --local advice.statushints true" &&
	git config --local advice.statushints false &&
	test_commit one_statushints main.txt one &&
	test_commit two_statushints main.txt two &&
	test_commit three_statushints main.txt three &&
	test_when_finished "git rebase --abort" &&
	ONTO=$(git rev-parse --short HEAD^^) &&
	test_must_fail git rebase HEAD^ --onto HEAD^^ &&
	cat >expected <<-EOF &&
	# Not currently on any branch.
	# You are currently rebasing branch '\''statushints_disabled'\'' on '\''$ONTO'\''.
	#
	# Unmerged paths:
	#	both modified:      main.txt
	#
	no changes added to commit
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'prepare for cherry-pick conflicts' '
	git reset --hard master &&
	git checkout -b cherry_branch &&
	test_commit one_cherry main.txt one &&
	test_commit two_cherries main.txt two &&
	git checkout -b cherry_branch_second &&
	test_commit second_cherry main.txt second &&
	git checkout cherry_branch &&
	test_commit three_cherries main.txt three
'


test_expect_success 'status when cherry-picking before resolving conflicts' '
	test_when_finished "git cherry-pick --abort" &&
	test_must_fail git cherry-pick cherry_branch_second &&
	cat >expected <<-\EOF &&
	# On branch cherry_branch
	# You are currently cherry-picking.
	#   (fix conflicts and run "git commit")
	#
	# Unmerged paths:
	#   (use "git add <file>..." to mark resolution)
	#
	#	both modified:      main.txt
	#
	no changes added to commit (use "git add" and/or "git commit -a")
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_expect_success 'status when cherry-picking after resolving conflicts' '
	git reset --hard cherry_branch &&
	test_when_finished "git cherry-pick --abort" &&
	test_must_fail git cherry-pick cherry_branch_second &&
	echo end >main.txt &&
	git add main.txt &&
	cat >expected <<-\EOF &&
	# On branch cherry_branch
	# You are currently cherry-picking.
	#   (all conflicts fixed: run "git commit")
	#
	# Changes to be committed:
	#
	#	modified:   main.txt
	#
	# Untracked files not listed (use -u option to show untracked files)
	EOF
	git status --untracked-files=no >actual &&
	test_i18ncmp expected actual
'


test_done