From c8bae7493d2f2910b57f13ded012e86bdcfb0532 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 16:47:53 +0200 Subject: Adding upstream version 1:2.39.2. Signed-off-by: Daniel Baumann --- t/t0020-crlf.sh | 401 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 401 insertions(+) create mode 100755 t/t0020-crlf.sh (limited to 't/t0020-crlf.sh') diff --git a/t/t0020-crlf.sh b/t/t0020-crlf.sh new file mode 100755 index 0000000..35cc8c3 --- /dev/null +++ b/t/t0020-crlf.sh @@ -0,0 +1,401 @@ +#!/bin/sh + +test_description='CRLF conversion' + +GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main +export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME + +TEST_PASSES_SANITIZE_LEAK=true +. ./test-lib.sh + +has_cr() { + tr '\015' Q <"$1" | grep Q >/dev/null +} + +# add or remove CRs to disk file in-place +# usage: munge_cr +munge_cr () { + "${1}_cr" <"$2" >tmp && + mv tmp "$2" +} + +test_expect_success setup ' + + git config core.autocrlf false && + + test_write_lines Hello world how are you >one && + mkdir dir && + test_write_lines I am very very fine thank you >dir/two && + test_write_lines Oh here is NULQin text here | q_to_nul >three && + git add . && + + git commit -m initial && + + one=$(git rev-parse HEAD:one) && + dir=$(git rev-parse HEAD:dir) && + two=$(git rev-parse HEAD:dir/two) && + three=$(git rev-parse HEAD:three) && + + test_write_lines Some extra lines here >>one && + git diff >patch.file && + patched=$(git hash-object --stdin allcrlf && + test_must_fail git add allcrlf +' + +test_expect_success 'safecrlf: autocrlf=input, mixed LF/CRLF' ' + + git config core.autocrlf input && + git config core.safecrlf true && + + test_write_lines Oh here is CRLFQ in text | q_to_cr >mixed && + test_must_fail git add mixed +' + +test_expect_success 'safecrlf: autocrlf=true, all LF' ' + + git config core.autocrlf true && + git config core.safecrlf true && + + test_write_lines I am all LF >alllf && + test_must_fail git add alllf +' + +test_expect_success 'safecrlf: autocrlf=true mixed LF/CRLF' ' + + git config core.autocrlf true && + git config core.safecrlf true && + + test_write_lines Oh here is CRLFQ in text | q_to_cr >mixed && + test_must_fail git add mixed +' + +test_expect_success 'safecrlf: print warning only once' ' + + git config core.autocrlf input && + git config core.safecrlf warn && + + test_write_lines I am all LF >doublewarn && + git add doublewarn && + git commit -m "nowarn" && + test_write_lines Oh here is CRLFQ in text | q_to_cr >doublewarn && + git add doublewarn 2>err && + grep "CRLF will be replaced by LF" err >err.warnings && + test_line_count = 1 err.warnings +' + + +test_expect_success 'safecrlf: git diff demotes safecrlf=true to warn' ' + git config core.autocrlf input && + git config core.safecrlf true && + git diff HEAD +' + + +test_expect_success 'safecrlf: no warning with safecrlf=false' ' + git config core.autocrlf input && + git config core.safecrlf false && + + test_write_lines I am all CRLF | append_cr >allcrlf && + git add allcrlf 2>err && + test_must_be_empty err +' + + +test_expect_success 'switch off autocrlf, safecrlf, reset HEAD' ' + git config core.autocrlf false && + git config core.safecrlf false && + git reset --hard HEAD^ +' + +test_expect_success 'update with autocrlf=input' ' + + rm -f tmp one dir/two three && + git read-tree --reset -u HEAD && + git config core.autocrlf input && + munge_cr append one && + munge_cr append dir/two && + git update-index -- one dir/two && + differs=$(git diff-index --cached HEAD) && + verbose test -z "$differs" + +' + +test_expect_success 'update with autocrlf=true' ' + + rm -f tmp one dir/two three && + git read-tree --reset -u HEAD && + git config core.autocrlf true && + munge_cr append one && + munge_cr append dir/two && + git update-index -- one dir/two && + differs=$(git diff-index --cached HEAD) && + verbose test -z "$differs" + +' + +test_expect_success 'checkout with autocrlf=true' ' + + rm -f tmp one dir/two three && + git config core.autocrlf true && + git read-tree --reset -u HEAD && + munge_cr remove one && + munge_cr remove dir/two && + git update-index -- one dir/two && + test "$one" = $(git hash-object --stdin .gitattributes && + git config core.autocrlf true && + git read-tree --reset -u HEAD && + + ! has_cr dir/two && + verbose has_cr one && + ! has_cr three +' + +test_expect_success '.gitattributes says two is input' ' + + rm -f tmp one dir/two three && + echo "two crlf=input" >.gitattributes && + git read-tree --reset -u HEAD && + + ! has_cr dir/two +' + +test_expect_success '.gitattributes says two and three are text' ' + + rm -f tmp one dir/two three && + echo "t* crlf" >.gitattributes && + git read-tree --reset -u HEAD && + + verbose has_cr dir/two && + verbose has_cr three +' + +test_expect_success 'in-tree .gitattributes (1)' ' + + echo "one -crlf" >>.gitattributes && + git add .gitattributes && + git commit -m "Add .gitattributes" && + + rm -rf tmp one dir .gitattributes patch.file three && + git read-tree --reset -u HEAD && + + ! has_cr one && + verbose has_cr three +' + +test_expect_success 'in-tree .gitattributes (2)' ' + + rm -rf tmp one dir .gitattributes patch.file three && + git read-tree --reset HEAD && + git checkout-index -f -q -u -a && + + ! has_cr one && + verbose has_cr three +' + +test_expect_success 'in-tree .gitattributes (3)' ' + + rm -rf tmp one dir .gitattributes patch.file three && + git read-tree --reset HEAD && + git checkout-index -u .gitattributes && + git checkout-index -u one dir/two three && + + ! has_cr one && + verbose has_cr three +' + +test_expect_success 'in-tree .gitattributes (4)' ' + + rm -rf tmp one dir .gitattributes patch.file three && + git read-tree --reset HEAD && + git checkout-index -u one dir/two three && + git checkout-index -u .gitattributes && + + ! has_cr one && + verbose has_cr three +' + +test_expect_success 'checkout with existing .gitattributes' ' + + git config core.autocrlf true && + git config --unset core.safecrlf && + echo ".file2 -crlfQ" | q_to_cr >> .gitattributes && + git add .gitattributes && + git commit -m initial && + echo ".file -crlfQ" | q_to_cr >> .gitattributes && + echo "contents" > .file && + git add .gitattributes .file && + git commit -m second && + + git checkout main~1 && + git checkout main && + test "$(git diff-files --raw)" = "" + +' + +test_expect_success 'checkout when deleting .gitattributes' ' + + git rm .gitattributes && + echo "contentsQ" | q_to_cr > .file2 && + git add .file2 && + git commit -m third && + + git checkout main~1 && + git checkout main && + has_cr .file2 + +' + +test_expect_success 'invalid .gitattributes (must not crash)' ' + + echo "three +crlf" >>.gitattributes && + git diff + +' +# Some more tests here to add new autocrlf functionality. +# We want to have a known state here, so start a bit from scratch + +test_expect_success 'setting up for new autocrlf tests' ' + git config core.autocrlf false && + git config core.safecrlf false && + rm -rf .????* * && + test_write_lines I am all LF >alllf && + test_write_lines Oh here is CRLFQ in text | q_to_cr >mixed && + test_write_lines I am all CRLF | append_cr >allcrlf && + git add -A . && + git commit -m "alllf, allcrlf and mixed only" && + git tag -a -m "message" autocrlf-checkpoint +' + +test_expect_success 'report no change after setting autocrlf' ' + git config core.autocrlf true && + touch * && + git diff --exit-code +' + +test_expect_success 'files are clean after checkout' ' + rm * && + git checkout -f && + git diff --exit-code +' + +cr_to_Q_no_NL () { + tr '\015' Q | tr -d '\012' +} + +test_expect_success 'LF only file gets CRLF with autocrlf' ' + test "$(cr_to_Q_no_NL < alllf)" = "IQamQallQLFQ" +' + +test_expect_success 'Mixed file is still mixed with autocrlf' ' + test "$(cr_to_Q_no_NL < mixed)" = "OhhereisCRLFQintext" +' + +test_expect_success 'CRLF only file has CRLF with autocrlf' ' + test "$(cr_to_Q_no_NL < allcrlf)" = "IQamQallQCRLFQ" +' + +test_expect_success 'New CRLF file gets LF in repo' ' + tr -d "\015" < alllf | append_cr > alllf2 && + git add alllf2 && + git commit -m "alllf2 added" && + git config core.autocrlf false && + rm * && + git checkout -f && + test_cmp alllf alllf2 +' + +test_done -- cgit v1.2.3