#!/bin/sh

test_description='git rev-list --pretty=format test'

. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-terminal.sh

test_tick
test_expect_success 'setup' '
touch foo && git add foo && git commit -m "added foo" &&
  echo changed >foo && git commit -a -m "changed foo"
'

# usage: test_format name format_string <expected_output
test_format () {
	cat >expect.$1
	test_expect_success "format $1" "
		git rev-list --pretty=format:'$2' master >output.$1 &&
		test_cmp expect.$1 output.$1
	"
}

# Feed to --format to provide predictable colored sequences.
AUTO_COLOR='%C(auto,red)foo%C(auto,reset)'
has_color () {
	printf '\033[31mfoo\033[m\n' >expect &&
	test_cmp expect "$1"
}

has_no_color () {
	echo foo >expect &&
	test_cmp expect "$1"
}

test_format percent %%h <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
%h
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
%h
EOF

test_format hash %H%n%h <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
131a310eb913d107dd3c09a65d1651175898735d
131a310
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
86c75cfd708a0e5868dc876ed5b8bb66c80b4873
86c75cf
EOF

test_format tree %T%n%t <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
fe722612f26da5064c32ca3843aa154bdb0b08a0
fe72261
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
4d5fcadc293a348e88f777dc0920f11e7d71441c
4d5fcad
EOF

test_format parents %P%n%p <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
86c75cfd708a0e5868dc876ed5b8bb66c80b4873
86c75cf
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873


EOF

# we don't test relative here
test_format author %an%n%ae%n%ad%n%aD%n%at <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
A U Thor
author@example.com
Thu Apr 7 15:13:13 2005 -0700
Thu, 7 Apr 2005 15:13:13 -0700
1112911993
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
A U Thor
author@example.com
Thu Apr 7 15:13:13 2005 -0700
Thu, 7 Apr 2005 15:13:13 -0700
1112911993
EOF

test_format committer %cn%n%ce%n%cd%n%cD%n%ct <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
C O Mitter
committer@example.com
Thu Apr 7 15:13:13 2005 -0700
Thu, 7 Apr 2005 15:13:13 -0700
1112911993
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
C O Mitter
committer@example.com
Thu Apr 7 15:13:13 2005 -0700
Thu, 7 Apr 2005 15:13:13 -0700
1112911993
EOF

test_format encoding %e <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
EOF

test_format subject %s <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
changed foo
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
added foo
EOF

test_format body %b <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
EOF

test_format raw-body %B <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
changed foo

commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
added foo

EOF

test_format colors %Credfoo%Cgreenbar%Cbluebaz%Cresetxyzzy <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
[31mfoo[32mbar[34mbaz[mxyzzy
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
[31mfoo[32mbar[34mbaz[mxyzzy
EOF

test_format advanced-colors '%C(red yellow bold)foo%C(reset)' <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
[1;31;43mfoo[m
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
[1;31;43mfoo[m
EOF

test_expect_success '%C(auto) does not enable color by default' '
	git log --format=$AUTO_COLOR -1 >actual &&
	has_no_color actual
'

test_expect_success '%C(auto) enables colors for color.diff' '
	git -c color.diff=always log --format=$AUTO_COLOR -1 >actual &&
	has_color actual
'

test_expect_success '%C(auto) enables colors for color.ui' '
	git -c color.ui=always log --format=$AUTO_COLOR -1 >actual &&
	has_color actual
'

test_expect_success '%C(auto) respects --color' '
	git log --format=$AUTO_COLOR -1 --color >actual &&
	has_color actual
'

test_expect_success '%C(auto) respects --no-color' '
	git -c color.ui=always log --format=$AUTO_COLOR -1 --no-color >actual &&
	has_no_color actual
'

test_expect_success TTY '%C(auto) respects --color=auto (stdout is tty)' '
	(
		TERM=vt100 && export TERM &&
		test_terminal \
			git log --format=$AUTO_COLOR -1 --color=auto >actual &&
		has_color actual
	)
'

test_expect_success '%C(auto) respects --color=auto (stdout not tty)' '
	(
		TERM=vt100 && export TERM &&
		git log --format=$AUTO_COLOR -1 --color=auto >actual &&
		has_no_color actual
	)
'

cat >commit-msg <<'EOF'
Test printing of complex bodies

This commit message is much longer than the others,
and it will be encoded in iso8859-1. We should therefore
include an iso8859 character: ¡bueno!
EOF
test_expect_success 'setup complex body' '
git config i18n.commitencoding iso8859-1 &&
  echo change2 >foo && git commit -a -F commit-msg
'

test_format complex-encoding %e <<'EOF'
commit f58db70b055c5718631e5c61528b28b12090cdea
iso8859-1
commit 131a310eb913d107dd3c09a65d1651175898735d
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
EOF

test_format complex-subject %s <<'EOF'
commit f58db70b055c5718631e5c61528b28b12090cdea
Test printing of complex bodies
commit 131a310eb913d107dd3c09a65d1651175898735d
changed foo
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
added foo
EOF

test_format complex-body %b <<'EOF'
commit f58db70b055c5718631e5c61528b28b12090cdea
This commit message is much longer than the others,
and it will be encoded in iso8859-1. We should therefore
include an iso8859 character: ¡bueno!

commit 131a310eb913d107dd3c09a65d1651175898735d
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
EOF

test_expect_success '%x00 shows NUL' '
	echo  >expect commit f58db70b055c5718631e5c61528b28b12090cdea &&
	echo >>expect fooQbar &&
	git rev-list -1 --format=foo%x00bar HEAD >actual.nul &&
	nul_to_q <actual.nul >actual &&
	test_cmp expect actual
'

test_expect_success '%ad respects --date=' '
	echo 2005-04-07 >expect.ad-short &&
	git log -1 --date=short --pretty=tformat:%ad >output.ad-short master &&
	test_cmp expect.ad-short output.ad-short
'

test_expect_success 'empty email' '
	test_tick &&
	C=$(GIT_AUTHOR_EMAIL= git commit-tree HEAD^{tree} </dev/null) &&
	A=$(git show --pretty=format:%an,%ae,%ad%n -s $C) &&
	test "$A" = "A U Thor,,Thu Apr 7 15:14:13 2005 -0700" || {
		echo "Eh? $A" >failure
		false
	}
'

test_expect_success 'del LF before empty (1)' '
	git show -s --pretty=format:"%s%n%-b%nThanks%n" HEAD^^ >actual &&
	test_line_count = 2 actual
'

test_expect_success 'del LF before empty (2)' '
	git show -s --pretty=format:"%s%n%-b%nThanks%n" HEAD >actual &&
	test_line_count = 6 actual &&
	grep "^$" actual
'

test_expect_success 'add LF before non-empty (1)' '
	git show -s --pretty=format:"%s%+b%nThanks%n" HEAD^^ >actual &&
	test_line_count = 2 actual
'

test_expect_success 'add LF before non-empty (2)' '
	git show -s --pretty=format:"%s%+b%nThanks%n" HEAD >actual &&
	test_line_count = 6 actual &&
	grep "^$" actual
'

test_expect_success 'add SP before non-empty (1)' '
	git show -s --pretty=format:"%s% bThanks" HEAD^^ >actual &&
	test $(wc -w <actual) = 2
'

test_expect_success 'add SP before non-empty (2)' '
	git show -s --pretty=format:"%s% sThanks" HEAD^^ >actual &&
	test $(wc -w <actual) = 4
'

test_expect_success '--abbrev' '
	echo SHORT SHORT SHORT >expect2 &&
	echo LONG LONG LONG >expect3 &&
	git log -1 --format="%h %h %h" HEAD >actual1 &&
	git log -1 --abbrev=5 --format="%h %h %h" HEAD >actual2 &&
	git log -1 --abbrev=5 --format="%H %H %H" HEAD >actual3 &&
	sed -e "s/$_x40/LONG/g" -e "s/$_x05/SHORT/g" <actual2 >fuzzy2 &&
	sed -e "s/$_x40/LONG/g" -e "s/$_x05/SHORT/g" <actual3 >fuzzy3 &&
	test_cmp expect2 fuzzy2 &&
	test_cmp expect3 fuzzy3 &&
	! test_cmp actual1 actual2
'

test_expect_success '%H is not affected by --abbrev-commit' '
	git log -1 --format=%H --abbrev-commit --abbrev=20 HEAD >actual &&
	len=$(wc -c <actual) &&
	test $len = 41
'

test_expect_success '%h is not affected by --abbrev-commit' '
	git log -1 --format=%h --abbrev-commit --abbrev=20 HEAD >actual &&
	len=$(wc -c <actual) &&
	test $len = 21
'

test_expect_success '"%h %gD: %gs" is same as git-reflog' '
	git reflog >expect &&
	git log -g --format="%h %gD: %gs" >actual &&
	test_cmp expect actual
'

test_expect_success '"%h %gD: %gs" is same as git-reflog (with date)' '
	git reflog --date=raw >expect &&
	git log -g --format="%h %gD: %gs" --date=raw >actual &&
	test_cmp expect actual
'

test_expect_success '"%h %gD: %gs" is same as git-reflog (with --abbrev)' '
	git reflog --abbrev=13 --date=raw >expect &&
	git log -g --abbrev=13 --format="%h %gD: %gs" --date=raw >actual &&
	test_cmp expect actual
'

test_expect_success '%gd shortens ref name' '
	echo "master@{0}" >expect.gd-short &&
	git log -g -1 --format=%gd refs/heads/master >actual.gd-short &&
	test_cmp expect.gd-short actual.gd-short
'

test_expect_success 'reflog identity' '
	echo "C O Mitter:committer@example.com" >expect &&
	git log -g -1 --format="%gn:%ge" >actual &&
	test_cmp expect actual
'

test_expect_success 'oneline with empty message' '
	git commit -m "dummy" --allow-empty &&
	git commit -m "dummy" --allow-empty &&
	git filter-branch --msg-filter "sed -e s/dummy//" HEAD^^.. &&
	git rev-list --oneline HEAD >test.txt &&
	test_line_count = 5 test.txt &&
	git rev-list --oneline --graph HEAD >testg.txt &&
	test_line_count = 5 testg.txt
'

test_expect_success 'single-character name is parsed correctly' '
	git commit --author="a <a@example.com>" --allow-empty -m foo &&
	echo "a <a@example.com>" >expect &&
	git log -1 --format="%an <%ae>" >actual &&
	test_cmp expect actual
'

test_done