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+#!/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