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git/t/t0008-ignores.sh

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#!/bin/sh
test_description=check-ignore
. ./test-lib.sh
init_vars () {
global_excludes="global-excludes"
}
enable_global_excludes () {
init_vars &&
git config core.excludesfile "$global_excludes"
}
expect_in () {
dest="$HOME/expected-$1" text="$2"
if test -z "$text"
then
>"$dest" # avoid newline
else
echo "$text" >"$dest"
fi
}
expect () {
expect_in stdout "$1"
}
expect_from_stdin () {
cat >"$HOME/expected-stdout"
}
test_stderr () {
expected="$1"
expect_in stderr "$1" &&
test_i18ncmp "$HOME/expected-stderr" "$HOME/stderr"
}
broken_c_unquote () {
"$PERL_PATH" -pe 's/^"//; s/\\//; s/"$//; tr/\n/\0/' "$@"
}
broken_c_unquote_verbose () {
"$PERL_PATH" -pe 's/ "/ /; s/\\//; s/"$//; tr/:\t\n/\0/' "$@"
}
stderr_contains () {
regexp="$1"
if test_i18ngrep "$regexp" "$HOME/stderr"
then
return 0
else
echo "didn't find /$regexp/ in $HOME/stderr"
cat "$HOME/stderr"
return 1
fi
}
stderr_empty_on_success () {
expect_code="$1"
if test $expect_code = 0
then
test_stderr ""
else
# If we expect failure then stderr might or might not be empty
# due to --quiet - the caller can check its contents
return 0
fi
}
test_check_ignore () {
args="$1" expect_code="${2:-0}" global_args="$3"
init_vars &&
rm -f "$HOME/stdout" "$HOME/stderr" "$HOME/cmd" &&
echo git $global_args check-ignore $quiet_opt $verbose_opt $non_matching_opt $no_index_opt $args \
>"$HOME/cmd" &&
echo "$expect_code" >"$HOME/expected-exit-code" &&
test_expect_code "$expect_code" \
git $global_args check-ignore $quiet_opt $verbose_opt $non_matching_opt $no_index_opt $args \
>"$HOME/stdout" 2>"$HOME/stderr" &&
test_cmp "$HOME/expected-stdout" "$HOME/stdout" &&
stderr_empty_on_success "$expect_code"
}
# Runs the same code with 4 different levels of output verbosity:
#
# 1. with -q / --quiet
# 2. with default verbosity
# 3. with -v / --verbose
# 4. with -v / --verbose, *and* -n / --non-matching
#
# expecting success each time. Takes advantage of the fact that
# check-ignore --verbose output is the same as normal output except
# for the extra first column.
#
# A parameter is used to determine if the tests are run with the
# normal case (using the index), or with the --no-index option.
#
# Arguments:
# - (optional) prereqs for this test, e.g. 'SYMLINKS'
# - test name
# - output to expect from the fourth verbosity mode (the output
# from the other verbosity modes is automatically inferred
# from this value)
# - code to run (should invoke test_check_ignore)
# - index option: --index or --no-index
test_expect_success_multiple () {
prereq=
if test $# -eq 5
then
prereq=$1
shift
fi
if test "$4" = "--index"
then
no_index_opt=
else
no_index_opt=$4
fi
testname="$1" expect_all="$2" code="$3"
expect_verbose=$( echo "$expect_all" | grep -v '^:: ' )
expect=$( echo "$expect_verbose" | sed -e 's/.* //' )
test_expect_success $prereq "$testname${no_index_opt:+ with $no_index_opt}" '
expect "$expect" &&
eval "$code"
'
# --quiet is only valid when a single pattern is passed
if test $( echo "$expect_all" | wc -l ) = 1
then
for quiet_opt in '-q' '--quiet'
do
opts="${no_index_opt:+$no_index_opt }$quiet_opt"
test_expect_success $prereq "$testname${opts:+ with $opts}" "
expect '' &&
$code
"
done
quiet_opt=
fi
for verbose_opt in '-v' '--verbose'
do
for non_matching_opt in '' '-n' '--non-matching'
do
if test -n "$non_matching_opt"
then
my_expect="$expect_all"
else
my_expect="$expect_verbose"
fi
test_code="
expect '$my_expect' &&
$code
"
opts="${no_index_opt:+$no_index_opt }$verbose_opt${non_matching_opt:+ $non_matching_opt}"
test_expect_success $prereq "$testname${opts:+ with $opts}" "$test_code"
done
done
verbose_opt=
non_matching_opt=
no_index_opt=
}
test_expect_success_multi () {
test_expect_success_multiple "$@" "--index"
}
test_expect_success_no_index_multi () {
test_expect_success_multiple "$@" "--no-index"
}
test_expect_success 'setup' '
init_vars &&
mkdir -p a/b/ignored-dir a/submodule b &&
if test_have_prereq SYMLINKS
then
ln -s b a/symlink
fi &&
(
cd a/submodule &&
git init &&
echo a >a &&
git add a &&
git commit -m"commit in submodule"
) &&
git add a/submodule &&
cat <<-\EOF >.gitignore &&
one
ignored-*
top-level-dir/
EOF
for dir in . a
do
: >$dir/not-ignored &&
: >$dir/ignored-and-untracked &&
: >$dir/ignored-but-in-index
done &&
git add -f ignored-but-in-index a/ignored-but-in-index &&
cat <<-\EOF >a/.gitignore &&
two*
*three
EOF
cat <<-\EOF >a/b/.gitignore &&
four
five
# this comment should affect the line numbers
six
ignored-dir/
# and so should this blank line:
!on*
!two
EOF
echo "seven" >a/b/ignored-dir/.gitignore &&
test -n "$HOME" &&
cat <<-\EOF >"$global_excludes" &&
globalone
!globaltwo
globalthree
EOF
cat <<-\EOF >>.git/info/exclude
per-repo
EOF
'
############################################################################
#
# test invalid inputs
test_expect_success_multi '. corner-case' ':: .' '
test_check_ignore . 1
'
test_expect_success_multi 'empty command line' '' '
test_check_ignore "" 128 &&
stderr_contains "fatal: no path specified"
'
test_expect_success_multi '--stdin with empty STDIN' '' '
test_check_ignore "--stdin" 1 </dev/null &&
test_stderr ""
'
test_expect_success '-q with multiple args' '
expect "" &&
test_check_ignore "-q one two" 128 &&
stderr_contains "fatal: --quiet is only valid with a single pathname"
'
test_expect_success '--quiet with multiple args' '
expect "" &&
test_check_ignore "--quiet one two" 128 &&
stderr_contains "fatal: --quiet is only valid with a single pathname"
'
for verbose_opt in '-v' '--verbose'
do
for quiet_opt in '-q' '--quiet'
do
test_expect_success "$quiet_opt $verbose_opt" "
expect '' &&
test_check_ignore '$quiet_opt $verbose_opt foo' 128 &&
stderr_contains 'fatal: cannot have both --quiet and --verbose'
"
done
done
test_expect_success '--quiet with multiple args' '
expect "" &&
test_check_ignore "--quiet one two" 128 &&
stderr_contains "fatal: --quiet is only valid with a single pathname"
'
test_expect_success_multi 'erroneous use of --' '' '
test_check_ignore "--" 128 &&
stderr_contains "fatal: no path specified"
'
test_expect_success_multi '--stdin with superfluous arg' '' '
test_check_ignore "--stdin foo" 128 &&
stderr_contains "fatal: cannot specify pathnames with --stdin"
'
test_expect_success_multi '--stdin -z with superfluous arg' '' '
test_check_ignore "--stdin -z foo" 128 &&
stderr_contains "fatal: cannot specify pathnames with --stdin"
'
test_expect_success_multi '-z without --stdin' '' '
test_check_ignore "-z" 128 &&
stderr_contains "fatal: -z only makes sense with --stdin"
'
test_expect_success_multi '-z without --stdin and superfluous arg' '' '
test_check_ignore "-z foo" 128 &&
stderr_contains "fatal: -z only makes sense with --stdin"
'
test_expect_success_multi 'needs work tree' '' '
(
cd .git &&
test_check_ignore "foo" 128
) &&
stderr_contains "fatal: this operation must be run in a work tree"
'
############################################################################
#
# test standard ignores
# First make sure that the presence of a file in the working tree
# does not impact results, but that the presence of a file in the
# index does unless the --no-index option is used.
for subdir in '' 'a/'
do
if test -z "$subdir"
then
where="at top-level"
else
where="in subdir $subdir"
fi
test_expect_success_multi "non-existent file $where not ignored" \
":: ${subdir}non-existent" \
"test_check_ignore '${subdir}non-existent' 1"
test_expect_success_no_index_multi "non-existent file $where not ignored" \
":: ${subdir}non-existent" \
"test_check_ignore '${subdir}non-existent' 1"
test_expect_success_multi "non-existent file $where ignored" \
".gitignore:1:one ${subdir}one" \
"test_check_ignore '${subdir}one'"
test_expect_success_no_index_multi "non-existent file $where ignored" \
".gitignore:1:one ${subdir}one" \
"test_check_ignore '${subdir}one'"
test_expect_success_multi "existing untracked file $where not ignored" \
":: ${subdir}not-ignored" \
"test_check_ignore '${subdir}not-ignored' 1"
test_expect_success_no_index_multi "existing untracked file $where not ignored" \
":: ${subdir}not-ignored" \
"test_check_ignore '${subdir}not-ignored' 1"
test_expect_success_multi "existing tracked file $where not ignored" \
":: ${subdir}ignored-but-in-index" \
"test_check_ignore '${subdir}ignored-but-in-index' 1"
test_expect_success_no_index_multi "existing tracked file $where shown as ignored" \
".gitignore:2:ignored-* ${subdir}ignored-but-in-index" \
"test_check_ignore '${subdir}ignored-but-in-index'"
test_expect_success_multi "existing untracked file $where ignored" \
".gitignore:2:ignored-* ${subdir}ignored-and-untracked" \
"test_check_ignore '${subdir}ignored-and-untracked'"
test_expect_success_no_index_multi "existing untracked file $where ignored" \
".gitignore:2:ignored-* ${subdir}ignored-and-untracked" \
"test_check_ignore '${subdir}ignored-and-untracked'"
test_expect_success_multi "mix of file types $where" \
":: ${subdir}non-existent
.gitignore:1:one ${subdir}one
:: ${subdir}not-ignored
:: ${subdir}ignored-but-in-index
.gitignore:2:ignored-* ${subdir}ignored-and-untracked" \
"test_check_ignore '
${subdir}non-existent
${subdir}one
${subdir}not-ignored
${subdir}ignored-but-in-index
${subdir}ignored-and-untracked'
"
test_expect_success_no_index_multi "mix of file types $where" \
":: ${subdir}non-existent
.gitignore:1:one ${subdir}one
:: ${subdir}not-ignored
.gitignore:2:ignored-* ${subdir}ignored-but-in-index
.gitignore:2:ignored-* ${subdir}ignored-and-untracked" \
"test_check_ignore '
${subdir}non-existent
${subdir}one
${subdir}not-ignored
${subdir}ignored-but-in-index
${subdir}ignored-and-untracked'
"
done
# Having established the above, from now on we mostly test against
# files which do not exist in the working tree or index.
test_expect_success 'sub-directory local ignore' '
expect "a/3-three" &&
test_check_ignore "a/3-three a/three-not-this-one"
'
test_expect_success 'sub-directory local ignore with --verbose' '
expect "a/.gitignore:2:*three a/3-three" &&
test_check_ignore "--verbose a/3-three a/three-not-this-one"
'
test_expect_success 'local ignore inside a sub-directory' '
expect "3-three" &&
(
cd a &&
test_check_ignore "3-three three-not-this-one"
)
'
test_expect_success 'local ignore inside a sub-directory with --verbose' '
expect "a/.gitignore:2:*three 3-three" &&
(
cd a &&
test_check_ignore "--verbose 3-three three-not-this-one"
)
'
test_expect_success 'nested include of negated pattern' '
expect "" &&
test_check_ignore "a/b/one" 1
'
test_expect_success 'nested include of negated pattern with -q' '
expect "" &&
test_check_ignore "-q a/b/one" 1
'
test_expect_success 'nested include of negated pattern with -v' '
expect "a/b/.gitignore:8:!on* a/b/one" &&
test_check_ignore "-v a/b/one" 0
'
test_expect_success 'nested include of negated pattern with -v -n' '
expect "a/b/.gitignore:8:!on* a/b/one" &&
test_check_ignore "-v -n a/b/one" 0
'
############################################################################
#
# test ignored sub-directories
test_expect_success_multi 'ignored sub-directory' \
'a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir' '
test_check_ignore "a/b/ignored-dir"
'
test_expect_success 'multiple files inside ignored sub-directory' '
expect_from_stdin <<-\EOF &&
a/b/ignored-dir/foo
a/b/ignored-dir/twoooo
a/b/ignored-dir/seven
EOF
test_check_ignore "a/b/ignored-dir/foo a/b/ignored-dir/twoooo a/b/ignored-dir/seven"
'
test_expect_success 'multiple files inside ignored sub-directory with -v' '
expect_from_stdin <<-\EOF &&
a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir/foo
a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir/twoooo
a/b/.gitignore:5:ignored-dir/ a/b/ignored-dir/seven
EOF
test_check_ignore "-v a/b/ignored-dir/foo a/b/ignored-dir/twoooo a/b/ignored-dir/seven"
'
test_expect_success 'cd to ignored sub-directory' '
expect_from_stdin <<-\EOF &&
foo
twoooo
seven
../../one
EOF
(
cd a/b/ignored-dir &&
test_check_ignore "foo twoooo ../one seven ../../one"
)
'
test_expect_success 'cd to ignored sub-directory with -v' '
expect_from_stdin <<-\EOF &&
a/b/.gitignore:5:ignored-dir/ foo
a/b/.gitignore:5:ignored-dir/ twoooo
a/b/.gitignore:8:!on* ../one
a/b/.gitignore:5:ignored-dir/ seven
.gitignore:1:one ../../one
EOF
(
cd a/b/ignored-dir &&
test_check_ignore "-v foo twoooo ../one seven ../../one"
)
'
############################################################################
#
# test handling of symlinks
test_expect_success_multi SYMLINKS 'symlink' ':: a/symlink' '
test_check_ignore "a/symlink" 1
'
test_expect_success_multi SYMLINKS 'beyond a symlink' '' '
test_check_ignore "a/symlink/foo" 128 &&
test_stderr "fatal: pathspec '\''a/symlink/foo'\'' is beyond a symbolic link"
'
test_expect_success_multi SYMLINKS 'beyond a symlink from subdirectory' '' '
(
cd a &&
test_check_ignore "symlink/foo" 128
) &&
test_stderr "fatal: pathspec '\''symlink/foo'\'' is beyond a symbolic link"
'
############################################################################
#
# test handling of submodules
test_expect_success_multi 'submodule' '' '
test_check_ignore "a/submodule/one" 128 &&
test_stderr "fatal: Pathspec '\''a/submodule/one'\'' is in submodule '\''a/submodule'\''"
'
test_expect_success_multi 'submodule from subdirectory' '' '
(
cd a &&
test_check_ignore "submodule/one" 128
) &&
test_stderr "fatal: Pathspec '\''submodule/one'\'' is in submodule '\''a/submodule'\''"
'
############################################################################
#
# test handling of global ignore files
test_expect_success 'global ignore not yet enabled' '
expect_from_stdin <<-\EOF &&
.git/info/exclude:7:per-repo per-repo
a/.gitignore:2:*three a/globalthree
.git/info/exclude:7:per-repo a/per-repo
EOF
test_check_ignore "-v globalone per-repo a/globalthree a/per-repo not-ignored a/globaltwo"
'
test_expect_success 'global ignore' '
enable_global_excludes &&
expect_from_stdin <<-\EOF &&
globalone
per-repo
globalthree
a/globalthree
a/per-repo
EOF
test_check_ignore "globalone per-repo globalthree a/globalthree a/per-repo not-ignored globaltwo"
'
test_expect_success 'global ignore with -v' '
enable_global_excludes &&
expect_from_stdin <<-EOF &&
$global_excludes:1:globalone globalone
.git/info/exclude:7:per-repo per-repo
$global_excludes:3:globalthree globalthree
a/.gitignore:2:*three a/globalthree
.git/info/exclude:7:per-repo a/per-repo
$global_excludes:2:!globaltwo globaltwo
EOF
test_check_ignore "-v globalone per-repo globalthree a/globalthree a/per-repo not-ignored globaltwo"
'
############################################################################
#
# test --stdin
cat <<-\EOF >stdin
one
not-ignored
a/one
a/not-ignored
a/b/on
a/b/one
a/b/one one
"a/b/one two"
"a/b/one\"three"
a/b/not-ignored
a/b/two
a/b/twooo
globaltwo
a/globaltwo
a/b/globaltwo
b/globaltwo
EOF
cat <<-\EOF >expected-default
one
a/one
a/b/twooo
EOF
cat <<-EOF >expected-verbose
.gitignore:1:one one
.gitignore:1:one a/one
a/b/.gitignore:8:!on* a/b/on
a/b/.gitignore:8:!on* a/b/one
a/b/.gitignore:8:!on* a/b/one one
a/b/.gitignore:8:!on* a/b/one two
a/b/.gitignore:8:!on* "a/b/one\\"three"
a/b/.gitignore:9:!two a/b/two
a/.gitignore:1:two* a/b/twooo
$global_excludes:2:!globaltwo globaltwo
$global_excludes:2:!globaltwo a/globaltwo
$global_excludes:2:!globaltwo a/b/globaltwo
$global_excludes:2:!globaltwo b/globaltwo
EOF
broken_c_unquote stdin >stdin0
broken_c_unquote expected-default >expected-default0
broken_c_unquote_verbose expected-verbose >expected-verbose0
test_expect_success '--stdin' '
expect_from_stdin <expected-default &&
test_check_ignore "--stdin" <stdin
'
test_expect_success '--stdin -q' '
expect "" &&
test_check_ignore "-q --stdin" <stdin
'
test_expect_success '--stdin -v' '
expect_from_stdin <expected-verbose &&
test_check_ignore "-v --stdin" <stdin
'
for opts in '--stdin -z' '-z --stdin'
do
test_expect_success "$opts" "
expect_from_stdin <expected-default0 &&
test_check_ignore '$opts' <stdin0
"
test_expect_success "$opts -q" "
expect "" &&
test_check_ignore '-q $opts' <stdin0
"
test_expect_success "$opts -v" "
expect_from_stdin <expected-verbose0 &&
test_check_ignore '-v $opts' <stdin0
"
done
cat <<-\EOF >stdin
../one
../not-ignored
one
not-ignored
b/on
b/one
b/one one
"b/one two"
"b/one\"three"
b/two
b/not-ignored
b/twooo
../globaltwo
globaltwo
b/globaltwo
../b/globaltwo
c/not-ignored
EOF
# N.B. we deliberately end STDIN with a non-matching pattern in order
# to test that the exit code indicates that one or more of the
# provided paths is ignored - in other words, that it represents an
# aggregation of all the results, not just the final result.
cat <<-EOF >expected-all
.gitignore:1:one ../one
:: ../not-ignored
.gitignore:1:one one
:: not-ignored
a/b/.gitignore:8:!on* b/on
a/b/.gitignore:8:!on* b/one
a/b/.gitignore:8:!on* b/one one
a/b/.gitignore:8:!on* b/one two
a/b/.gitignore:8:!on* "b/one\\"three"
a/b/.gitignore:9:!two b/two
:: b/not-ignored
a/.gitignore:1:two* b/twooo
$global_excludes:2:!globaltwo ../globaltwo
$global_excludes:2:!globaltwo globaltwo
$global_excludes:2:!globaltwo b/globaltwo
$global_excludes:2:!globaltwo ../b/globaltwo
:: c/not-ignored
EOF
cat <<-EOF >expected-default
../one
one
b/twooo
EOF
grep -v '^:: ' expected-all >expected-verbose
broken_c_unquote stdin >stdin0
broken_c_unquote expected-default >expected-default0
broken_c_unquote_verbose expected-verbose >expected-verbose0
test_expect_success '--stdin from subdirectory' '
expect_from_stdin <expected-default &&
(
cd a &&
test_check_ignore "--stdin" <../stdin
)
'
test_expect_success '--stdin from subdirectory with -v' '
expect_from_stdin <expected-verbose &&
(
cd a &&
test_check_ignore "--stdin -v" <../stdin
)
'
test_expect_success '--stdin from subdirectory with -v -n' '
expect_from_stdin <expected-all &&
(
cd a &&
test_check_ignore "--stdin -v -n" <../stdin
)
'
for opts in '--stdin -z' '-z --stdin'
do
test_expect_success "$opts from subdirectory" '
expect_from_stdin <expected-default0 &&
(
cd a &&
test_check_ignore "'"$opts"'" <../stdin0
)
'
test_expect_success "$opts from subdirectory with -v" '
expect_from_stdin <expected-verbose0 &&
(
cd a &&
test_check_ignore "'"$opts"' -v" <../stdin0
)
'
done
test_expect_success PIPE 'streaming support for --stdin' '
mkfifo in out &&
(git check-ignore -n -v --stdin <in >out &) &&
# We cannot just "echo >in" because check-ignore would get EOF
# after echo exited; instead we open the descriptor in our
# shell, and then echo to the fd. We make sure to close it at
# the end, so that the subprocess does get EOF and dies
# properly.
#
# Similarly, we must keep "out" open so that check-ignore does
# not ever get SIGPIPE trying to write to us. Not only would that
# produce incorrect results, but then there would be no writer on the
# other end of the pipe, and we would potentially block forever trying
# to open it.
exec 9>in &&
exec 8<out &&
test_when_finished "exec 9>&-" &&
test_when_finished "exec 8<&-" &&
echo >&9 one &&
read response <&8 &&
echo "$response" | grep "^\.gitignore:1:one one" &&
echo >&9 two &&
read response <&8 &&
echo "$response" | grep "^:: two"
'
test_expect_success 'existing file and directory' '
test_when_finished "rm one" &&
test_when_finished "rmdir top-level-dir" &&
>one &&
mkdir top-level-dir &&
git check-ignore one top-level-dir >actual &&
grep one actual &&
grep top-level-dir actual
'
test_expect_success 'existing directory and file' '
test_when_finished "rm one" &&
test_when_finished "rmdir top-level-dir" &&
>one &&
mkdir top-level-dir &&
git check-ignore top-level-dir one >actual &&
grep one actual &&
grep top-level-dir actual
'
############################################################################
#
# test whitespace handling
test_expect_success 'trailing whitespace is ignored' '
mkdir whitespace &&
>whitespace/trailing &&
>whitespace/untracked &&
echo "whitespace/trailing " >ignore &&
cat >expect <<EOF &&
whitespace/untracked
EOF
git ls-files -o -X ignore whitespace >actual 2>err &&
test_cmp expect actual &&
test_must_be_empty err
'
test_expect_success !MINGW 'quoting allows trailing whitespace' '
rm -rf whitespace &&
mkdir whitespace &&
>"whitespace/trailing " &&
>whitespace/untracked &&
echo "whitespace/trailing\\ \\ " >ignore &&
echo whitespace/untracked >expect &&
git ls-files -o -X ignore whitespace >actual 2>err &&
test_cmp expect actual &&
test_must_be_empty err
'
test_expect_success !MINGW,!CYGWIN 'correct handling of backslashes' '
rm -rf whitespace &&
mkdir whitespace &&
>"whitespace/trailing 1 " &&
>"whitespace/trailing 2 \\\\" &&
>"whitespace/trailing 3 \\\\" &&
>"whitespace/trailing 4 \\ " &&
>"whitespace/trailing 5 \\ \\ " &&
>"whitespace/trailing 6 \\a\\" &&
>whitespace/untracked &&
sed -e "s/Z$//" >ignore <<-\EOF &&
whitespace/trailing 1 \ Z
whitespace/trailing 2 \\\\Z
whitespace/trailing 3 \\\\ Z
whitespace/trailing 4 \\\ Z
whitespace/trailing 5 \\ \\\ Z
whitespace/trailing 6 \\a\\Z
EOF
echo whitespace/untracked >expect &&
git ls-files -o -X ignore whitespace >actual 2>err &&
test_cmp expect actual &&
test_must_be_empty err
'
test_expect_success 'info/exclude trumps core.excludesfile' '
echo >>global-excludes usually-ignored &&
echo >>.git/info/exclude "!usually-ignored" &&
>usually-ignored &&
echo "?? usually-ignored" >expect &&
git status --porcelain usually-ignored >actual &&
test_cmp expect actual
'
test_done