revert(3p/git): Revert merge of git upstream at v2.26.2

This causes cgit to serve error pages, which is undesirable.

This reverts commit 5229c9b232, reversing
changes made to f2b211131f.
This commit is contained in:
Vincent Ambo 2020-05-26 00:06:52 +01:00
parent 6f8fbf4aa4
commit 93ba78d6f4
1006 changed files with 60537 additions and 148724 deletions

249
third_party/git/t/t7008-grep-binary.sh vendored Executable file
View file

@ -0,0 +1,249 @@
#!/bin/sh
test_description='git grep in binary files'
. ./test-lib.sh
nul_match () {
matches=$1
flags=$2
pattern=$3
pattern_human=$(echo "$pattern" | sed 's/Q/<NUL>/g')
if test "$matches" = 1
then
test_expect_success "git grep -f f $flags '$pattern_human' a" "
printf '$pattern' | q_to_nul >f &&
git grep -f f $flags a
"
elif test "$matches" = 0
then
test_expect_success "git grep -f f $flags '$pattern_human' a" "
printf '$pattern' | q_to_nul >f &&
test_must_fail git grep -f f $flags a
"
elif test "$matches" = T1
then
test_expect_failure "git grep -f f $flags '$pattern_human' a" "
printf '$pattern' | q_to_nul >f &&
git grep -f f $flags a
"
elif test "$matches" = T0
then
test_expect_failure "git grep -f f $flags '$pattern_human' a" "
printf '$pattern' | q_to_nul >f &&
test_must_fail git grep -f f $flags a
"
else
test_expect_success "PANIC: Test framework error. Unknown matches value $matches" 'false'
fi
}
test_expect_success 'setup' "
echo 'binaryQfileQm[*]cQ*æQð' | q_to_nul >a &&
git add a &&
git commit -m.
"
test_expect_success 'git grep ina a' '
echo Binary file a matches >expect &&
git grep ina a >actual &&
test_cmp expect actual
'
test_expect_success 'git grep -ah ina a' '
git grep -ah ina a >actual &&
test_cmp a actual
'
test_expect_success 'git grep -I ina a' '
test_must_fail git grep -I ina a >actual &&
test_must_be_empty actual
'
test_expect_success 'git grep -c ina a' '
echo a:1 >expect &&
git grep -c ina a >actual &&
test_cmp expect actual
'
test_expect_success 'git grep -l ina a' '
echo a >expect &&
git grep -l ina a >actual &&
test_cmp expect actual
'
test_expect_success 'git grep -L bar a' '
echo a >expect &&
git grep -L bar a >actual &&
test_cmp expect actual
'
test_expect_success 'git grep -q ina a' '
git grep -q ina a >actual &&
test_must_be_empty actual
'
test_expect_success 'git grep -F ile a' '
git grep -F ile a
'
test_expect_success 'git grep -Fi iLE a' '
git grep -Fi iLE a
'
# This test actually passes on platforms where regexec() supports the
# flag REG_STARTEND.
test_expect_success 'git grep ile a' '
git grep ile a
'
test_expect_failure 'git grep .fi a' '
git grep .fi a
'
nul_match 1 '-F' 'yQf'
nul_match 0 '-F' 'yQx'
nul_match 1 '-Fi' 'YQf'
nul_match 0 '-Fi' 'YQx'
nul_match 1 '' 'yQf'
nul_match 0 '' 'yQx'
nul_match 1 '' 'æQð'
nul_match 1 '-F' 'eQm[*]c'
nul_match 1 '-Fi' 'EQM[*]C'
# Regex patterns that would match but shouldn't with -F
nul_match 0 '-F' 'yQ[f]'
nul_match 0 '-F' '[y]Qf'
nul_match 0 '-Fi' 'YQ[F]'
nul_match 0 '-Fi' '[Y]QF'
nul_match 0 '-F' 'æQ[ð]'
nul_match 0 '-F' '[æ]Qð'
nul_match 0 '-Fi' 'ÆQ[Ð]'
nul_match 0 '-Fi' '[Æ]QÐ'
# kwset is disabled on -i & non-ASCII. No way to match non-ASCII \0
# patterns case-insensitively.
nul_match T1 '-i' 'ÆQÐ'
# \0 implicitly disables regexes. This is an undocumented internal
# limitation.
nul_match T1 '' 'yQ[f]'
nul_match T1 '' '[y]Qf'
nul_match T1 '-i' 'YQ[F]'
nul_match T1 '-i' '[Y]Qf'
nul_match T1 '' 'æQ[ð]'
nul_match T1 '' '[æ]Qð'
nul_match T1 '-i' 'ÆQ[Ð]'
# ... because of \0 implicitly disabling regexes regexes that
# should/shouldn't match don't do the right thing.
nul_match T1 '' 'eQm.*cQ'
nul_match T1 '-i' 'EQM.*cQ'
nul_match T0 '' 'eQm[*]c'
nul_match T0 '-i' 'EQM[*]C'
# Due to the REG_STARTEND extension when kwset() is disabled on -i &
# non-ASCII the string will be matched in its entirety, but the
# pattern will be cut off at the first \0.
nul_match 0 '-i' 'NOMATCHQð'
nul_match T0 '-i' '[Æ]QNOMATCH'
nul_match T0 '-i' '[æ]QNOMATCH'
# Matches, but for the wrong reasons, just stops at [æ]
nul_match 1 '-i' '[Æ]Qð'
nul_match 1 '-i' '[æ]Qð'
# Ensure that the matcher doesn't regress to something that stops at
# \0
nul_match 0 '-F' 'yQ[f]'
nul_match 0 '-Fi' 'YQ[F]'
nul_match 0 '' 'yQNOMATCH'
nul_match 0 '' 'QNOMATCH'
nul_match 0 '-i' 'YQNOMATCH'
nul_match 0 '-i' 'QNOMATCH'
nul_match 0 '-F' 'æQ[ð]'
nul_match 0 '-Fi' 'ÆQ[Ð]'
nul_match 0 '' 'yQNÓMATCH'
nul_match 0 '' 'QNÓMATCH'
nul_match 0 '-i' 'YQNÓMATCH'
nul_match 0 '-i' 'QNÓMATCH'
test_expect_success 'grep respects binary diff attribute' '
echo text >t &&
git add t &&
echo t:text >expect &&
git grep text t >actual &&
test_cmp expect actual &&
echo "t -diff" >.gitattributes &&
echo "Binary file t matches" >expect &&
git grep text t >actual &&
test_cmp expect actual
'
test_expect_success 'grep --cached respects binary diff attribute' '
git grep --cached text t >actual &&
test_cmp expect actual
'
test_expect_success 'grep --cached respects binary diff attribute (2)' '
git add .gitattributes &&
rm .gitattributes &&
git grep --cached text t >actual &&
test_when_finished "git rm --cached .gitattributes" &&
test_when_finished "git checkout .gitattributes" &&
test_cmp expect actual
'
test_expect_success 'grep revision respects binary diff attribute' '
git commit -m new &&
echo "Binary file HEAD:t matches" >expect &&
git grep text HEAD -- t >actual &&
test_when_finished "git reset HEAD^" &&
test_cmp expect actual
'
test_expect_success 'grep respects not-binary diff attribute' '
echo binQary | q_to_nul >b &&
git add b &&
echo "Binary file b matches" >expect &&
git grep bin b >actual &&
test_cmp expect actual &&
echo "b diff" >.gitattributes &&
echo "b:binQary" >expect &&
git grep bin b >actual.raw &&
nul_to_q <actual.raw >actual &&
test_cmp expect actual
'
cat >nul_to_q_textconv <<'EOF'
#!/bin/sh
"$PERL_PATH" -pe 'y/\000/Q/' < "$1"
EOF
chmod +x nul_to_q_textconv
test_expect_success 'setup textconv filters' '
echo a diff=foo >.gitattributes &&
git config diff.foo.textconv "\"$(pwd)\""/nul_to_q_textconv
'
test_expect_success 'grep does not honor textconv' '
test_must_fail git grep Qfile
'
test_expect_success 'grep --textconv honors textconv' '
echo "a:binaryQfileQm[*]cQ*æQð" >expect &&
git grep --textconv Qfile >actual &&
test_cmp expect actual
'
test_expect_success 'grep --no-textconv does not honor textconv' '
test_must_fail git grep --no-textconv Qfile
'
test_expect_success 'grep --textconv blob honors textconv' '
echo "HEAD:a:binaryQfileQm[*]cQ*æQð" >expect &&
git grep --textconv Qfile HEAD:a >actual &&
test_cmp expect actual
'
test_done