mirror of
https://github.com/git/git.git
synced 2024-11-25 02:44:48 +08:00
070d276cc1
The clean/smudge interface did not work well when filtering an empty contents (failed and then passed the empty input through). It can be argued that a filter that produces anything but empty for an empty input is nonsense, but if the user wants to do strange things, then why not? * jh/filter-empty-contents: sha1_file: pass empty buffer to index empty file
256 lines
7.0 KiB
Bash
Executable File
256 lines
7.0 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
test_description='blob conversion via gitattributes'
|
|
|
|
. ./test-lib.sh
|
|
|
|
cat <<EOF >rot13.sh
|
|
#!$SHELL_PATH
|
|
tr \
|
|
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ' \
|
|
'nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM'
|
|
EOF
|
|
chmod +x rot13.sh
|
|
|
|
test_expect_success setup '
|
|
git config filter.rot13.smudge ./rot13.sh &&
|
|
git config filter.rot13.clean ./rot13.sh &&
|
|
|
|
{
|
|
echo "*.t filter=rot13"
|
|
echo "*.i ident"
|
|
} >.gitattributes &&
|
|
|
|
{
|
|
echo a b c d e f g h i j k l m
|
|
echo n o p q r s t u v w x y z
|
|
echo '\''$Id$'\''
|
|
} >test &&
|
|
cat test >test.t &&
|
|
cat test >test.o &&
|
|
cat test >test.i &&
|
|
git add test test.t test.i &&
|
|
rm -f test test.t test.i &&
|
|
git checkout -- test test.t test.i
|
|
'
|
|
|
|
script='s/^\$Id: \([0-9a-f]*\) \$/\1/p'
|
|
|
|
test_expect_success check '
|
|
|
|
cmp test.o test &&
|
|
cmp test.o test.t &&
|
|
|
|
# ident should be stripped in the repository
|
|
git diff --raw --exit-code :test :test.i &&
|
|
id=$(git rev-parse --verify :test) &&
|
|
embedded=$(sed -ne "$script" test.i) &&
|
|
test "z$id" = "z$embedded" &&
|
|
|
|
git cat-file blob :test.t > test.r &&
|
|
|
|
./rot13.sh < test.o > test.t &&
|
|
cmp test.r test.t
|
|
'
|
|
|
|
# If an expanded ident ever gets into the repository, we want to make sure that
|
|
# it is collapsed before being expanded again on checkout
|
|
test_expect_success expanded_in_repo '
|
|
{
|
|
echo "File with expanded keywords"
|
|
echo "\$Id\$"
|
|
echo "\$Id:\$"
|
|
echo "\$Id: 0000000000000000000000000000000000000000 \$"
|
|
echo "\$Id: NoSpaceAtEnd\$"
|
|
echo "\$Id:NoSpaceAtFront \$"
|
|
echo "\$Id:NoSpaceAtEitherEnd\$"
|
|
echo "\$Id: NoTerminatingSymbol"
|
|
echo "\$Id: Foreign Commit With Spaces \$"
|
|
} >expanded-keywords.0 &&
|
|
|
|
{
|
|
cat expanded-keywords.0 &&
|
|
printf "\$Id: NoTerminatingSymbolAtEOF"
|
|
} >expanded-keywords &&
|
|
cat expanded-keywords >expanded-keywords-crlf &&
|
|
git add expanded-keywords expanded-keywords-crlf &&
|
|
git commit -m "File with keywords expanded" &&
|
|
id=$(git rev-parse --verify :expanded-keywords) &&
|
|
|
|
{
|
|
echo "File with expanded keywords"
|
|
echo "\$Id: $id \$"
|
|
echo "\$Id: $id \$"
|
|
echo "\$Id: $id \$"
|
|
echo "\$Id: $id \$"
|
|
echo "\$Id: $id \$"
|
|
echo "\$Id: $id \$"
|
|
echo "\$Id: NoTerminatingSymbol"
|
|
echo "\$Id: Foreign Commit With Spaces \$"
|
|
} >expected-output.0 &&
|
|
{
|
|
cat expected-output.0 &&
|
|
printf "\$Id: NoTerminatingSymbolAtEOF"
|
|
} >expected-output &&
|
|
{
|
|
append_cr <expected-output.0 &&
|
|
printf "\$Id: NoTerminatingSymbolAtEOF"
|
|
} >expected-output-crlf &&
|
|
{
|
|
echo "expanded-keywords ident"
|
|
echo "expanded-keywords-crlf ident text eol=crlf"
|
|
} >>.gitattributes &&
|
|
|
|
rm -f expanded-keywords expanded-keywords-crlf &&
|
|
|
|
git checkout -- expanded-keywords &&
|
|
test_cmp expanded-keywords expected-output &&
|
|
|
|
git checkout -- expanded-keywords-crlf &&
|
|
test_cmp expanded-keywords-crlf expected-output-crlf
|
|
'
|
|
|
|
# The use of %f in a filter definition is expanded to the path to
|
|
# the filename being smudged or cleaned. It must be shell escaped.
|
|
# First, set up some interesting file names and pet them in
|
|
# .gitattributes.
|
|
test_expect_success 'filter shell-escaped filenames' '
|
|
cat >argc.sh <<-EOF &&
|
|
#!$SHELL_PATH
|
|
cat >/dev/null
|
|
echo argc: \$# "\$@"
|
|
EOF
|
|
normal=name-no-magic &&
|
|
special="name with '\''sq'\'' and \$x" &&
|
|
echo some test text >"$normal" &&
|
|
echo some test text >"$special" &&
|
|
git add "$normal" "$special" &&
|
|
git commit -q -m "add files" &&
|
|
echo "name* filter=argc" >.gitattributes &&
|
|
|
|
# delete the files and check them out again, using a smudge filter
|
|
# that will count the args and echo the command-line back to us
|
|
git config filter.argc.smudge "sh ./argc.sh %f" &&
|
|
rm "$normal" "$special" &&
|
|
git checkout -- "$normal" "$special" &&
|
|
|
|
# make sure argc.sh counted the right number of args
|
|
echo "argc: 1 $normal" >expect &&
|
|
test_cmp expect "$normal" &&
|
|
echo "argc: 1 $special" >expect &&
|
|
test_cmp expect "$special" &&
|
|
|
|
# do the same thing, but with more args in the filter expression
|
|
git config filter.argc.smudge "sh ./argc.sh %f --my-extra-arg" &&
|
|
rm "$normal" "$special" &&
|
|
git checkout -- "$normal" "$special" &&
|
|
|
|
# make sure argc.sh counted the right number of args
|
|
echo "argc: 2 $normal --my-extra-arg" >expect &&
|
|
test_cmp expect "$normal" &&
|
|
echo "argc: 2 $special --my-extra-arg" >expect &&
|
|
test_cmp expect "$special" &&
|
|
:
|
|
'
|
|
|
|
test_expect_success 'required filter should filter data' '
|
|
git config filter.required.smudge ./rot13.sh &&
|
|
git config filter.required.clean ./rot13.sh &&
|
|
git config filter.required.required true &&
|
|
|
|
echo "*.r filter=required" >.gitattributes &&
|
|
|
|
cat test.o >test.r &&
|
|
git add test.r &&
|
|
|
|
rm -f test.r &&
|
|
git checkout -- test.r &&
|
|
cmp test.o test.r &&
|
|
|
|
./rot13.sh <test.o >expected &&
|
|
git cat-file blob :test.r >actual &&
|
|
cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'required filter smudge failure' '
|
|
git config filter.failsmudge.smudge false &&
|
|
git config filter.failsmudge.clean cat &&
|
|
git config filter.failsmudge.required true &&
|
|
|
|
echo "*.fs filter=failsmudge" >.gitattributes &&
|
|
|
|
echo test >test.fs &&
|
|
git add test.fs &&
|
|
rm -f test.fs &&
|
|
test_must_fail git checkout -- test.fs
|
|
'
|
|
|
|
test_expect_success 'required filter clean failure' '
|
|
git config filter.failclean.smudge cat &&
|
|
git config filter.failclean.clean false &&
|
|
git config filter.failclean.required true &&
|
|
|
|
echo "*.fc filter=failclean" >.gitattributes &&
|
|
|
|
echo test >test.fc &&
|
|
test_must_fail git add test.fc
|
|
'
|
|
|
|
test_expect_success 'filtering large input to small output should use little memory' '
|
|
git config filter.devnull.clean "cat >/dev/null" &&
|
|
git config filter.devnull.required true &&
|
|
for i in $(test_seq 1 30); do printf "%1048576d" 1; done >30MB &&
|
|
echo "30MB filter=devnull" >.gitattributes &&
|
|
GIT_MMAP_LIMIT=1m GIT_ALLOC_LIMIT=1m git add 30MB
|
|
'
|
|
|
|
test_expect_success 'filter that does not read is fine' '
|
|
test-genrandom foo $((128 * 1024 + 1)) >big &&
|
|
echo "big filter=epipe" >.gitattributes &&
|
|
git config filter.epipe.clean "echo xyzzy" &&
|
|
git add big &&
|
|
git cat-file blob :big >actual &&
|
|
echo xyzzy >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success EXPENSIVE 'filter large file' '
|
|
git config filter.largefile.smudge cat &&
|
|
git config filter.largefile.clean cat &&
|
|
for i in $(test_seq 1 2048); do printf "%1048576d" 1; done >2GB &&
|
|
echo "2GB filter=largefile" >.gitattributes &&
|
|
git add 2GB 2>err &&
|
|
! test -s err &&
|
|
rm -f 2GB &&
|
|
git checkout -- 2GB 2>err &&
|
|
! test -s err
|
|
'
|
|
|
|
test_expect_success "filter: clean empty file" '
|
|
git config filter.in-repo-header.clean "echo cleaned && cat" &&
|
|
git config filter.in-repo-header.smudge "sed 1d" &&
|
|
|
|
echo "empty-in-worktree filter=in-repo-header" >>.gitattributes &&
|
|
>empty-in-worktree &&
|
|
|
|
echo cleaned >expected &&
|
|
git add empty-in-worktree &&
|
|
git show :empty-in-worktree >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success "filter: smudge empty file" '
|
|
git config filter.empty-in-repo.clean "cat >/dev/null" &&
|
|
git config filter.empty-in-repo.smudge "echo smudged && cat" &&
|
|
|
|
echo "empty-in-repo filter=empty-in-repo" >>.gitattributes &&
|
|
echo dead data walking >empty-in-repo &&
|
|
git add empty-in-repo &&
|
|
|
|
echo smudged >expected &&
|
|
git checkout-index --prefix=filtered- empty-in-repo &&
|
|
test_cmp expected filtered-empty-in-repo
|
|
'
|
|
|
|
test_done
|