t6023-merge-file.sh
#!/bin/sh
test_description='RCS merge replacement: merge-file'
. ./test-lib.sh
test_expect_success 'setup' '
cat >orig.txt <<-\EOF &&
Dominus regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
EOF
cat >new1.txt <<-\EOF &&
Dominus regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam tu mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
cat >new2.txt <<-\EOF &&
Dominus regit me, et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
EOF
cat >new3.txt <<-\EOF &&
DOMINUS regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
EOF
cat >new4.txt <<-\EOF &&
Dominus regit me, et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
EOF
printf "propter nomen suum." >>new4.txt
'
test_expect_success 'merge with no changes' '
cp orig.txt test.txt &&
git merge-file test.txt orig.txt orig.txt &&
test_cmp test.txt orig.txt
'
test_expect_success "merge without conflict" '
cp new1.txt test.txt &&
git merge-file test.txt orig.txt new2.txt
'
test_expect_success 'works in subdirectory' '
mkdir dir &&
cp new1.txt dir/a.txt &&
cp orig.txt dir/o.txt &&
cp new2.txt dir/b.txt &&
( cd dir && git merge-file a.txt o.txt b.txt ) &&
test_path_is_missing a.txt
'
test_expect_success "merge without conflict (--quiet)" '
cp new1.txt test.txt &&
git merge-file --quiet test.txt orig.txt new2.txt
'
test_expect_failure "merge without conflict (missing LF at EOF)" '
cp new1.txt test2.txt &&
git merge-file test2.txt orig.txt new4.txt
'
test_expect_failure "merge result added missing LF" '
test_cmp test.txt test2.txt
'
test_expect_success "merge without conflict (missing LF at EOF, away from change in the other file)" '
cp new4.txt test3.txt &&
git merge-file --quiet test3.txt new2.txt new3.txt
'
test_expect_success "merge does not add LF away of change" '
cat >expect.txt <<-\EOF &&
DOMINUS regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
EOF
printf "propter nomen suum." >>expect.txt &&
test_cmp expect.txt test3.txt
'
test_expect_success "merge with conflicts" '
cp test.txt backup.txt &&
test_must_fail git merge-file test.txt orig.txt new3.txt
'
test_expect_success "expected conflict markers" '
cat >expect.txt <<-\EOF &&
<<<<<<< test.txt
Dominus regit me, et nihil mihi deerit.
=======
DOMINUS regit me,
et nihil mihi deerit.
>>>>>>> new3.txt
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam tu mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
test_cmp expect.txt test.txt
'
test_expect_success "merge conflicting with --ours" '
cp backup.txt test.txt &&
cat >expect.txt <<-\EOF &&
Dominus regit me, et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam tu mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
git merge-file --ours test.txt orig.txt new3.txt &&
test_cmp expect.txt test.txt
'
test_expect_success "merge conflicting with --theirs" '
cp backup.txt test.txt &&
cat >expect.txt <<-\EOF &&
DOMINUS regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam tu mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
git merge-file --theirs test.txt orig.txt new3.txt &&
test_cmp expect.txt test.txt
'
test_expect_success "merge conflicting with --union" '
cp backup.txt test.txt &&
cat >expect.txt <<-\EOF &&
Dominus regit me, et nihil mihi deerit.
DOMINUS regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam tu mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
git merge-file --union test.txt orig.txt new3.txt &&
test_cmp expect.txt test.txt
'
test_expect_success "merge with conflicts, using -L" '
cp backup.txt test.txt &&
test_must_fail git merge-file -L 1 -L 2 test.txt orig.txt new3.txt
'
test_expect_success "expected conflict markers, with -L" '
cat >expect.txt <<-\EOF &&
<<<<<<< 1
Dominus regit me, et nihil mihi deerit.
=======
DOMINUS regit me,
et nihil mihi deerit.
>>>>>>> new3.txt
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam tu mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
test_cmp expect.txt test.txt
'
test_expect_success "conflict in removed tail" '
sed "s/ tu / TU /" <new1.txt >new5.txt &&
test_must_fail git merge-file -p orig.txt new1.txt new5.txt >out
'
test_expect_success "expected conflict markers" '
cat >expect <<-\EOF &&
Dominus regit me,
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
<<<<<<< orig.txt
=======
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam TU mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
>>>>>>> new5.txt
EOF
test_cmp expect out
'
test_expect_success 'binary files cannot be merged' '
test_must_fail git merge-file -p \
orig.txt "$TEST_DIRECTORY"/test-binary-1.png new1.txt 2> merge.err &&
grep "Cannot merge binary files" merge.err
'
test_expect_success 'MERGE_ZEALOUS simplifies non-conflicts' '
sed -e "s/deerit.\$/deerit;/" -e "s/me;\$/me./" <new5.txt >new6.txt &&
sed -e "s/deerit.\$/deerit,/" -e "s/me;\$/me,/" <new5.txt >new7.txt &&
test_must_fail git merge-file -p new6.txt new5.txt new7.txt > output &&
test 1 = $(grep ======= <output | wc -l)
'
test_expect_success 'ZEALOUS_ALNUM' '
sed -e "s/deerit./&%%%%/" -e "s/locavit,/locavit;/" <new6.txt | tr % "\012" >new8.txt &&
sed -e "s/deerit./&%%%%/" -e "s/locavit,/locavit --/" <new7.txt | tr % "\012" >new9.txt &&
test_must_fail git merge-file -p \
new8.txt new5.txt new9.txt >merge.out &&
test 1 = $(grep ======= <merge.out | wc -l)
'
test_expect_success '"diff3 -m" style output (1)' '
cat >expect <<-\EOF &&
Dominus regit me,
<<<<<<< new8.txt
et nihil mihi deerit;
In loco pascuae ibi me collocavit;
super aquam refectionis educavit me.
||||||| new5.txt
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
=======
et nihil mihi deerit,
In loco pascuae ibi me collocavit --
super aquam refectionis educavit me,
>>>>>>> new9.txt
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam TU mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
test_must_fail git merge-file -p --diff3 \
new8.txt new5.txt new9.txt >actual &&
test_cmp expect actual
'
test_expect_success '"diff3 -m" style output (2)' '
git config merge.conflictstyle diff3 &&
test_must_fail git merge-file -p \
new8.txt new5.txt new9.txt >actual &&
test_cmp expect actual
'
test_expect_success 'marker size' '
cat >expect <<-\EOF &&
Dominus regit me,
<<<<<<<<<< new8.txt
et nihil mihi deerit;
In loco pascuae ibi me collocavit;
super aquam refectionis educavit me.
|||||||||| new5.txt
et nihil mihi deerit.
In loco pascuae ibi me collocavit,
super aquam refectionis educavit me;
==========
et nihil mihi deerit,
In loco pascuae ibi me collocavit --
super aquam refectionis educavit me,
>>>>>>>>>> new9.txt
animam meam convertit,
deduxit me super semitas jusitiae,
propter nomen suum.
Nam et si ambulavero in medio umbrae mortis,
non timebo mala, quoniam TU mecum es:
virga tua et baculus tuus ipsa me consolata sunt.
EOF
test_must_fail git merge-file -p --marker-size=10 \
new8.txt new5.txt new9.txt >actual &&
test_cmp expect actual
'
test_expect_success 'conflict at EOF without LF resolved by --ours' '
printf "line1\nline2\nline3" >nolf-orig.txt &&
printf "line1\nline2\nline3x" >nolf-diff1.txt &&
printf "line1\nline2\nline3y" >nolf-diff2.txt &&
git merge-file -p --ours nolf-diff1.txt nolf-orig.txt nolf-diff2.txt >output.txt &&
printf "line1\nline2\nline3x" >expect.txt &&
test_cmp expect.txt output.txt
'
test_expect_success 'conflict at EOF without LF resolved by --theirs' '
git merge-file -p --theirs nolf-diff1.txt nolf-orig.txt nolf-diff2.txt >output.txt &&
printf "line1\nline2\nline3y" >expect.txt &&
test_cmp expect.txt output.txt
'
test_expect_success 'conflict at EOF without LF resolved by --union' '
git merge-file -p --union nolf-diff1.txt nolf-orig.txt nolf-diff2.txt >output.txt &&
printf "line1\nline2\nline3x\nline3y" >expect.txt &&
test_cmp expect.txt output.txt
'
test_expect_success 'conflict sections match existing line endings' '
printf "1\\r\\n2\\r\\n3" >crlf-orig.txt &&
printf "1\\r\\n2\\r\\n4" >crlf-diff1.txt &&
printf "1\\r\\n2\\r\\n5" >crlf-diff2.txt &&
test_must_fail git -c core.eol=crlf merge-file -p \
crlf-diff1.txt crlf-orig.txt crlf-diff2.txt >crlf.txt &&
test $(tr "\015" Q <crlf.txt | grep "^[<=>].*Q$" | wc -l) = 3 &&
test $(tr "\015" Q <crlf.txt | grep "[345]Q$" | wc -l) = 3 &&
test_must_fail git -c core.eol=crlf merge-file -p \
nolf-diff1.txt nolf-orig.txt nolf-diff2.txt >nolf.txt &&
test $(tr "\015" Q <nolf.txt | grep "^[<=>].*Q$" | wc -l) = 0
'
test_done