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git/t/t0021-conversion.sh
Junio C Hamano 4290f69067 t0021: avoid getting filter killed with SIGPIPE
The fake filter did not read from the standard input at all,
which caused the calling side to die with SIGPIPE, depending
on the timing.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-22 15:18:47 -08:00

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#!/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$embedded" &&
git cat-file blob :test.t > test.r &&
./rot13.sh < test.o > test.t &&
cmp test.r test.t
'
# If an expanded ident ever gets into the repository, we want to make sure that
# it is collapsed before being expanded again on checkout
test_expect_success expanded_in_repo '
{
echo "File with expanded keywords"
echo "\$Id\$"
echo "\$Id:\$"
echo "\$Id: 0000000000000000000000000000000000000000 \$"
echo "\$Id: NoSpaceAtEnd\$"
echo "\$Id:NoSpaceAtFront \$"
echo "\$Id:NoSpaceAtEitherEnd\$"
echo "\$Id: NoTerminatingSymbol"
echo "\$Id: Foreign Commit With Spaces \$"
echo "\$Id: NoTerminatingSymbolAtEOF"
} > expanded-keywords &&
{
echo "File with expanded keywords"
echo "\$Id: fd0478f5f1486f3d5177d4c3f6eb2765e8fc56b9 \$"
echo "\$Id: fd0478f5f1486f3d5177d4c3f6eb2765e8fc56b9 \$"
echo "\$Id: fd0478f5f1486f3d5177d4c3f6eb2765e8fc56b9 \$"
echo "\$Id: fd0478f5f1486f3d5177d4c3f6eb2765e8fc56b9 \$"
echo "\$Id: fd0478f5f1486f3d5177d4c3f6eb2765e8fc56b9 \$"
echo "\$Id: fd0478f5f1486f3d5177d4c3f6eb2765e8fc56b9 \$"
echo "\$Id: NoTerminatingSymbol"
echo "\$Id: Foreign Commit With Spaces \$"
echo "\$Id: NoTerminatingSymbolAtEOF"
} > expected-output &&
git add expanded-keywords &&
git commit -m "File with keywords expanded" &&
echo "expanded-keywords ident" >> .gitattributes &&
rm -f expanded-keywords &&
git checkout -- expanded-keywords &&
cat expanded-keywords &&
cmp expanded-keywords expected-output
'
# The use of %f in a filter definition is expanded to the path to
# the filename being smudged or cleaned. It must be shell escaped.
# First, set up some interesting file names and pet them in
# .gitattributes.
test_expect_success 'filter shell-escaped filenames' '
cat >argc.sh <<-EOF &&
#!$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_done