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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:47:53 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:47:53 +0000
commitc8bae7493d2f2910b57f13ded012e86bdcfb0532 (patch)
tree24e09d9f84dec336720cf393e156089ca2835791 /t/t6418-merge-text-auto.sh
parentInitial commit. (diff)
downloadgit-c8bae7493d2f2910b57f13ded012e86bdcfb0532.tar.xz
git-c8bae7493d2f2910b57f13ded012e86bdcfb0532.zip
Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/t6418-merge-text-auto.sh')
-rwxr-xr-xt/t6418-merge-text-auto.sh233
1 files changed, 233 insertions, 0 deletions
diff --git a/t/t6418-merge-text-auto.sh b/t/t6418-merge-text-auto.sh
new file mode 100755
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--- /dev/null
+++ b/t/t6418-merge-text-auto.sh
@@ -0,0 +1,233 @@
+#!/bin/sh
+
+test_description='CRLF merge conflict across text=auto change
+
+* [main] remove .gitattributes
+ ! [side] add line from b
+--
+ + [side] add line from b
+* [main] remove .gitattributes
+* [main^] add line from a
+* [main~2] normalize file
+*+ [side^] Initial
+'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./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 main
+'
+
+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_success '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 restore --source=a -- . &&
+ git checkout -m b &&
+ git diff --no-index --ignore-cr-at-eol expected file
+'
+
+test_expect_success '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 restore --source=b -- . &&
+ git checkout -m a &&
+ git diff --no-index --ignore-cr-at-eol 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 main &&
+ git reset --hard a^ &&
+ git merge side &&
+ test_path_is_missing file
+'
+
+test_expect_success 'rename/delete vs. renormalization' '
+ git init subrepo &&
+ (
+ cd subrepo &&
+ echo foo >oldfile &&
+ git add oldfile &&
+ git commit -m original &&
+
+ git branch rename &&
+ git branch nuke &&
+
+ git checkout rename &&
+ git mv oldfile newfile &&
+ git commit -m renamed &&
+
+ git checkout nuke &&
+ git rm oldfile &&
+ git commit -m deleted &&
+
+ git checkout rename^0 &&
+ test_must_fail git -c merge.renormalize=true merge nuke >out &&
+
+ grep "rename/delete" out
+ )
+'
+
+test_done