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#!/bin/sh
test_description='CRLF merge conflict across text=auto change
* [master] remove .gitattributes
! [side] add line from b
--
+ [side] add line from b
* [master] remove .gitattributes
* [master^] add line from a
* [master~2] normalize file
*+ [side^] Initial
'
. ./test-lib.sh
test_have_prereq SED_STRIPS_CR && SED_OPTIONS=-b
compare_files () {
tr '\015\000' QN <"$1" >"$1".expect &&
tr '\015\000' QN <"$2" >"$2".actual &&
test_cmp "$1".expect "$2".actual &&
rm "$1".expect "$2".actual
}
test_expect_success setup '
git config core.autocrlf false &&
echo first line | append_cr >file &&
echo first line >control_file &&
echo only line >inert_file &&
git add file control_file inert_file &&
test_tick &&
git commit -m "Initial" &&
git tag initial &&
git branch side &&
echo "* text=auto" >.gitattributes &&
echo first line >file &&
git add .gitattributes file &&
test_tick &&
git commit -m "normalize file" &&
echo same line | append_cr >>file &&
echo same line >>control_file &&
git add file control_file &&
test_tick &&
git commit -m "add line from a" &&
git tag a &&
git rm .gitattributes &&
rm file &&
git checkout file &&
test_tick &&
git commit -m "remove .gitattributes" &&
git tag c &&
git checkout side &&
echo same line | append_cr >>file &&
echo same line >>control_file &&
git add file control_file &&
test_tick &&
git commit -m "add line from b" &&
git tag b &&
git checkout master
'
test_expect_success 'set up fuzz_conflict() helper' '
fuzz_conflict() {
sed $SED_OPTIONS -e "s/^\([<>=]......\) .*/\1/" "$@"
}
'
test_expect_success 'Merge after setting text=auto' '
cat <<-\EOF >expected &&
first line
same line
EOF
if test_have_prereq NATIVE_CRLF; then
append_cr <expected >expected.temp &&
mv expected.temp expected
fi &&
git config merge.renormalize true &&
git rm -fr . &&
rm -f .gitattributes &&
git reset --hard a &&
git merge b &&
compare_files expected file
'
test_expect_success 'Merge addition of text=auto eol=LF' '
git config core.eol lf &&
cat <<-\EOF >expected &&
first line
same line
EOF
git config merge.renormalize true &&
git rm -fr . &&
rm -f .gitattributes &&
git reset --hard b &&
git merge a &&
compare_files expected file
'
test_expect_success 'Merge addition of text=auto eol=CRLF' '
git config core.eol crlf &&
cat <<-\EOF >expected &&
first line
same line
EOF
append_cr <expected >expected.temp &&
mv expected.temp expected &&
git config merge.renormalize true &&
git rm -fr . &&
rm -f .gitattributes &&
git reset --hard b &&
echo >&2 "After git reset --hard b" &&
git ls-files -s --eol >&2 &&
git merge a &&
compare_files expected file
'
test_expect_success 'Detect CRLF/LF conflict after setting text=auto' '
git config core.eol native &&
echo "<<<<<<<" >expected &&
echo first line >>expected &&
echo same line >>expected &&
echo ======= >>expected &&
echo first line | append_cr >>expected &&
echo same line | append_cr >>expected &&
echo ">>>>>>>" >>expected &&
git config merge.renormalize false &&
rm -f .gitattributes &&
git reset --hard a &&
test_must_fail git merge b &&
fuzz_conflict file >file.fuzzy &&
compare_files expected file.fuzzy
'
test_expect_success 'Detect LF/CRLF conflict from addition of text=auto' '
echo "<<<<<<<" >expected &&
echo first line | append_cr >>expected &&
echo same line | append_cr >>expected &&
echo ======= >>expected &&
echo first line >>expected &&
echo same line >>expected &&
echo ">>>>>>>" >>expected &&
git config merge.renormalize false &&
rm -f .gitattributes &&
git reset --hard b &&
test_must_fail git merge a &&
fuzz_conflict file >file.fuzzy &&
compare_files expected file.fuzzy
'
test_expect_failure 'checkout -m after setting text=auto' '
cat <<-\EOF >expected &&
first line
same line
EOF
git config merge.renormalize true &&
git rm -fr . &&
rm -f .gitattributes &&
git reset --hard initial &&
git checkout a -- . &&
git checkout -m b &&
compare_files expected file
'
test_expect_failure 'checkout -m addition of text=auto' '
cat <<-\EOF >expected &&
first line
same line
EOF
git config merge.renormalize true &&
git rm -fr . &&
rm -f .gitattributes file &&
git reset --hard initial &&
git checkout b -- . &&
git checkout -m a &&
compare_files expected file
'
test_expect_failure 'cherry-pick patch from after text=auto was added' '
append_cr <<-\EOF >expected &&
first line
same line
EOF
git config merge.renormalize true &&
git rm -fr . &&
git reset --hard b &&
test_must_fail git cherry-pick a >err 2>&1 &&
grep "[Nn]othing added" err &&
compare_files expected file
'
test_expect_success 'Test delete/normalize conflict' '
git checkout -f side &&
git rm -fr . &&
rm -f .gitattributes &&
git reset --hard initial &&
git rm file &&
git commit -m "remove file" &&
git checkout master &&
git reset --hard a^ &&
git merge side
'
test_done