diff options
Diffstat (limited to 't/t1006-cat-file.sh')
| -rwxr-xr-x | t/t1006-cat-file.sh | 1138 |
1 files changed, 1138 insertions, 0 deletions
diff --git a/t/t1006-cat-file.sh b/t/t1006-cat-file.sh new file mode 100755 index 0000000..23b8942 --- /dev/null +++ b/t/t1006-cat-file.sh @@ -0,0 +1,1138 @@ +#!/bin/sh + +test_description='git cat-file' + +. ./test-lib.sh + +test_cmdmode_usage () { + test_expect_code 129 "$@" 2>err && + grep "^error:.*is incompatible with" err +} + +for switches in \ + '-e -p' \ + '-p -t' \ + '-t -s' \ + '-s --textconv' \ + '--textconv --filters' \ + '--batch-all-objects -e' +do + test_expect_success "usage: cmdmode $switches" ' + test_cmdmode_usage git cat-file $switches + ' +done + +test_incompatible_usage () { + test_expect_code 129 "$@" 2>err && + grep -E "^(fatal|error):.*(requires|incompatible with|needs)" err +} + +for opt in --batch --batch-check +do + test_expect_success "usage: incompatible options: --path with $opt" ' + test_incompatible_usage git cat-file --path=foo $opt + ' +done + +test_missing_usage () { + test_expect_code 129 "$@" 2>err && + grep -E "^fatal:.*required" err +} + +short_modes="-e -p -t -s" +cw_modes="--textconv --filters" + +for opt in $cw_modes +do + test_expect_success "usage: $opt requires another option" ' + test_missing_usage git cat-file $opt + ' +done + +for opt in $short_modes +do + test_expect_success "usage: $opt requires another option" ' + test_missing_usage git cat-file $opt + ' + + for opt2 in --batch \ + --batch-check \ + --follow-symlinks \ + "--path=foo HEAD:some-path.txt" + do + test_expect_success "usage: incompatible options: $opt and $opt2" ' + test_incompatible_usage git cat-file $opt $opt2 + ' + done +done + +test_too_many_arguments () { + test_expect_code 129 "$@" 2>err && + grep -E "^fatal: too many arguments$" err +} + +for opt in $short_modes $cw_modes +do + args="one two three" + test_expect_success "usage: too many arguments: $opt $args" ' + test_too_many_arguments git cat-file $opt $args + ' + + for opt2 in --buffer --follow-symlinks + do + test_expect_success "usage: incompatible arguments: $opt with batch option $opt2" ' + test_incompatible_usage git cat-file $opt $opt2 + ' + done +done + +for opt in --buffer \ + --follow-symlinks \ + --batch-all-objects \ + -z +do + test_expect_success "usage: bad option combination: $opt without batch mode" ' + test_incompatible_usage git cat-file $opt && + test_incompatible_usage git cat-file $opt commit HEAD + ' +done + +echo_without_newline () { + printf '%s' "$*" +} + +echo_without_newline_nul () { + echo_without_newline "$@" | tr '\n' '\0' +} + +strlen () { + echo_without_newline "$1" | wc -c | sed -e 's/^ *//' +} + +maybe_remove_timestamp () { + if test -z "$2"; then + echo_without_newline "$1" + else + echo_without_newline "$(printf '%s\n' "$1" | remove_timestamp)" + fi +} + +remove_timestamp () { + sed -e 's/ [0-9][0-9]* [-+][0-9][0-9][0-9][0-9]$//' +} + + +run_tests () { + type=$1 + sha1=$2 + size=$3 + content=$4 + pretty_content=$5 + no_ts=$6 + + batch_output="$sha1 $type $size +$content" + + test_expect_success "$type exists" ' + git cat-file -e $sha1 + ' + + test_expect_success "Type of $type is correct" ' + echo $type >expect && + git cat-file -t $sha1 >actual && + test_cmp expect actual + ' + + test_expect_success "Size of $type is correct" ' + echo $size >expect && + git cat-file -s $sha1 >actual && + test_cmp expect actual + ' + + test_expect_success "Type of $type is correct using --allow-unknown-type" ' + echo $type >expect && + git cat-file -t --allow-unknown-type $sha1 >actual && + test_cmp expect actual + ' + + test_expect_success "Size of $type is correct using --allow-unknown-type" ' + echo $size >expect && + git cat-file -s --allow-unknown-type $sha1 >actual && + test_cmp expect actual + ' + + test -z "$content" || + test_expect_success "Content of $type is correct" ' + maybe_remove_timestamp "$content" $no_ts >expect && + maybe_remove_timestamp "$(git cat-file $type $sha1)" $no_ts >actual && + test_cmp expect actual + ' + + test_expect_success "Pretty content of $type is correct" ' + maybe_remove_timestamp "$pretty_content" $no_ts >expect && + maybe_remove_timestamp "$(git cat-file -p $sha1)" $no_ts >actual && + test_cmp expect actual + ' + + test -z "$content" || + test_expect_success "--batch output of $type is correct" ' + maybe_remove_timestamp "$batch_output" $no_ts >expect && + maybe_remove_timestamp "$(echo $sha1 | git cat-file --batch)" $no_ts >actual && + test_cmp expect actual + ' + + test_expect_success "--batch-check output of $type is correct" ' + echo "$sha1 $type $size" >expect && + echo_without_newline $sha1 | git cat-file --batch-check >actual && + test_cmp expect actual + ' + + for opt in --buffer --no-buffer + do + test -z "$content" || + test_expect_success "--batch-command $opt output of $type content is correct" ' + maybe_remove_timestamp "$batch_output" $no_ts >expect && + maybe_remove_timestamp "$(test_write_lines "contents $sha1" | + git cat-file --batch-command $opt)" $no_ts >actual && + test_cmp expect actual + ' + + test_expect_success "--batch-command $opt output of $type info is correct" ' + echo "$sha1 $type $size" >expect && + test_write_lines "info $sha1" | + git cat-file --batch-command $opt >actual && + test_cmp expect actual + ' + done + + test_expect_success "custom --batch-check format" ' + echo "$type $sha1" >expect && + echo $sha1 | git cat-file --batch-check="%(objecttype) %(objectname)" >actual && + test_cmp expect actual + ' + + test_expect_success "custom --batch-command format" ' + echo "$type $sha1" >expect && + echo "info $sha1" | git cat-file --batch-command="%(objecttype) %(objectname)" >actual && + test_cmp expect actual + ' + + test_expect_success '--batch-check with %(rest)' ' + echo "$type this is some extra content" >expect && + echo "$sha1 this is some extra content" | + git cat-file --batch-check="%(objecttype) %(rest)" >actual && + test_cmp expect actual + ' + + test -z "$content" || + test_expect_success "--batch without type ($type)" ' + { + echo "$size" && + maybe_remove_timestamp "$content" $no_ts + } >expect && + echo $sha1 | git cat-file --batch="%(objectsize)" >actual.full && + maybe_remove_timestamp "$(cat actual.full)" $no_ts >actual && + test_cmp expect actual + ' + + test -z "$content" || + test_expect_success "--batch without size ($type)" ' + { + echo "$type" && + maybe_remove_timestamp "$content" $no_ts + } >expect && + echo $sha1 | git cat-file --batch="%(objecttype)" >actual.full && + maybe_remove_timestamp "$(cat actual.full)" $no_ts >actual && + test_cmp expect actual + ' +} + +hello_content="Hello World" +hello_size=$(strlen "$hello_content") +hello_sha1=$(echo_without_newline "$hello_content" | git hash-object --stdin) + +test_expect_success "setup" ' + echo_without_newline "$hello_content" > hello && + git update-index --add hello +' + +run_tests 'blob' $hello_sha1 $hello_size "$hello_content" "$hello_content" + +test_expect_success '--batch-command --buffer with flush for blob info' ' + echo "$hello_sha1 blob $hello_size" >expect && + test_write_lines "info $hello_sha1" "flush" | + GIT_TEST_CAT_FILE_NO_FLUSH_ON_EXIT=1 \ + git cat-file --batch-command --buffer >actual && + test_cmp expect actual +' + +test_expect_success '--batch-command --buffer without flush for blob info' ' + touch output && + test_write_lines "info $hello_sha1" | + GIT_TEST_CAT_FILE_NO_FLUSH_ON_EXIT=1 \ + git cat-file --batch-command --buffer >>output && + test_must_be_empty output +' + +test_expect_success '--batch-check without %(rest) considers whole line' ' + echo "$hello_sha1 blob $hello_size" >expect && + git update-index --add --cacheinfo 100644 $hello_sha1 "white space" && + test_when_finished "git update-index --remove \"white space\"" && + echo ":white space" | git cat-file --batch-check >actual && + test_cmp expect actual +' + +tree_sha1=$(git write-tree) +tree_size=$(($(test_oid rawsz) + 13)) +tree_pretty_content="100644 blob $hello_sha1 hello" + +run_tests 'tree' $tree_sha1 $tree_size "" "$tree_pretty_content" + +commit_message="Initial commit" +commit_sha1=$(echo_without_newline "$commit_message" | git commit-tree $tree_sha1) +commit_size=$(($(test_oid hexsz) + 137)) +commit_content="tree $tree_sha1 +author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> 0000000000 +0000 +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 0000000000 +0000 + +$commit_message" + +run_tests 'commit' $commit_sha1 $commit_size "$commit_content" "$commit_content" 1 + +tag_header_without_timestamp="object $hello_sha1 +type blob +tag hellotag +tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>" +tag_description="This is a tag" +tag_content="$tag_header_without_timestamp 0000000000 +0000 + +$tag_description" + +tag_sha1=$(echo_without_newline "$tag_content" | git hash-object -t tag --stdin -w) +tag_size=$(strlen "$tag_content") + +run_tests 'tag' $tag_sha1 $tag_size "$tag_content" "$tag_content" 1 + +test_expect_success \ + "Reach a blob from a tag pointing to it" \ + "test '$hello_content' = \"\$(git cat-file blob $tag_sha1)\"" + +for batch in batch batch-check batch-command +do + for opt in t s e p + do + test_expect_success "Passing -$opt with --$batch fails" ' + test_must_fail git cat-file --$batch -$opt $hello_sha1 + ' + + test_expect_success "Passing --$batch with -$opt fails" ' + test_must_fail git cat-file -$opt --$batch $hello_sha1 + ' + done + + test_expect_success "Passing <type> with --$batch fails" ' + test_must_fail git cat-file --$batch blob $hello_sha1 + ' + + test_expect_success "Passing --$batch with <type> fails" ' + test_must_fail git cat-file blob --$batch $hello_sha1 + ' + + test_expect_success "Passing sha1 with --$batch fails" ' + test_must_fail git cat-file --$batch $hello_sha1 + ' +done + +for opt in t s e p +do + test_expect_success "Passing -$opt with --follow-symlinks fails" ' + test_must_fail git cat-file --follow-symlinks -$opt $hello_sha1 + ' +done + +test_expect_success "--batch-check for a non-existent named object" ' + test "foobar42 missing +foobar84 missing" = \ + "$( ( echo foobar42 && echo_without_newline foobar84 ) | git cat-file --batch-check)" +' + +test_expect_success "--batch-check for a non-existent hash" ' + test "0000000000000000000000000000000000000042 missing +0000000000000000000000000000000000000084 missing" = \ + "$( ( echo 0000000000000000000000000000000000000042 && + echo_without_newline 0000000000000000000000000000000000000084 ) | + git cat-file --batch-check)" +' + +test_expect_success "--batch for an existent and a non-existent hash" ' + test "$tag_sha1 tag $tag_size +$tag_content +0000000000000000000000000000000000000000 missing" = \ + "$( ( echo $tag_sha1 && + echo_without_newline 0000000000000000000000000000000000000000 ) | + git cat-file --batch)" +' + +test_expect_success "--batch-check for an empty line" ' + test " missing" = "$(echo | git cat-file --batch-check)" +' + +test_expect_success 'empty --batch-check notices missing object' ' + echo "$ZERO_OID missing" >expect && + echo "$ZERO_OID" | git cat-file --batch-check="" >actual && + test_cmp expect actual +' + +batch_input="$hello_sha1 +$commit_sha1 +$tag_sha1 +deadbeef + +" + +batch_output="$hello_sha1 blob $hello_size +$hello_content +$commit_sha1 commit $commit_size +$commit_content +$tag_sha1 tag $tag_size +$tag_content +deadbeef missing + missing" + +test_expect_success '--batch with multiple sha1s gives correct format' ' + test "$(maybe_remove_timestamp "$batch_output" 1)" = "$(maybe_remove_timestamp "$(echo_without_newline "$batch_input" | git cat-file --batch)" 1)" +' + +test_expect_success '--batch, -z with multiple sha1s gives correct format' ' + echo_without_newline_nul "$batch_input" >in && + test "$(maybe_remove_timestamp "$batch_output" 1)" = \ + "$(maybe_remove_timestamp "$(git cat-file --batch -z <in)" 1)" +' + +batch_check_input="$hello_sha1 +$tree_sha1 +$commit_sha1 +$tag_sha1 +deadbeef + +" + +batch_check_output="$hello_sha1 blob $hello_size +$tree_sha1 tree $tree_size +$commit_sha1 commit $commit_size +$tag_sha1 tag $tag_size +deadbeef missing + missing" + +test_expect_success "--batch-check with multiple sha1s gives correct format" ' + test "$batch_check_output" = \ + "$(echo_without_newline "$batch_check_input" | git cat-file --batch-check)" +' + +test_expect_success "--batch-check, -z with multiple sha1s gives correct format" ' + echo_without_newline_nul "$batch_check_input" >in && + test "$batch_check_output" = "$(git cat-file --batch-check -z <in)" +' + +test_expect_success FUNNYNAMES '--batch-check, -z with newline in input' ' + touch -- "newline${LF}embedded" && + git add -- "newline${LF}embedded" && + git commit -m "file with newline embedded" && + test_tick && + + printf "HEAD:newline${LF}embedded" >in && + git cat-file --batch-check -z <in >actual && + + echo "$(git rev-parse "HEAD:newline${LF}embedded") blob 0" >expect && + test_cmp expect actual +' + +batch_command_multiple_info="info $hello_sha1 +info $tree_sha1 +info $commit_sha1 +info $tag_sha1 +info deadbeef" + +test_expect_success '--batch-command with multiple info calls gives correct format' ' + cat >expect <<-EOF && + $hello_sha1 blob $hello_size + $tree_sha1 tree $tree_size + $commit_sha1 commit $commit_size + $tag_sha1 tag $tag_size + deadbeef missing + EOF + + echo "$batch_command_multiple_info" >in && + git cat-file --batch-command --buffer <in >actual && + + test_cmp expect actual && + + echo "$batch_command_multiple_info" | tr "\n" "\0" >in && + git cat-file --batch-command --buffer -z <in >actual && + + test_cmp expect actual +' + +batch_command_multiple_contents="contents $hello_sha1 +contents $commit_sha1 +contents $tag_sha1 +contents deadbeef +flush" + +test_expect_success '--batch-command with multiple command calls gives correct format' ' + remove_timestamp >expect <<-EOF && + $hello_sha1 blob $hello_size + $hello_content + $commit_sha1 commit $commit_size + $commit_content + $tag_sha1 tag $tag_size + $tag_content + deadbeef missing + EOF + + echo "$batch_command_multiple_contents" >in && + git cat-file --batch-command --buffer <in >actual_raw && + + remove_timestamp <actual_raw >actual && + test_cmp expect actual && + + echo "$batch_command_multiple_contents" | tr "\n" "\0" >in && + git cat-file --batch-command --buffer -z <in >actual_raw && + + remove_timestamp <actual_raw >actual && + test_cmp expect actual +' + +test_expect_success 'setup blobs which are likely to delta' ' + test-tool genrandom foo 10240 >foo && + { cat foo && echo plus; } >foo-plus && + git add foo foo-plus && + git commit -m foo && + cat >blobs <<-\EOF + HEAD:foo + HEAD:foo-plus + EOF +' + +test_expect_success 'confirm that neither loose blob is a delta' ' + cat >expect <<-EOF && + $ZERO_OID + $ZERO_OID + EOF + git cat-file --batch-check="%(deltabase)" <blobs >actual && + test_cmp expect actual +' + +# To avoid relying too much on the current delta heuristics, +# we will check only that one of the two objects is a delta +# against the other, but not the order. We can do so by just +# asking for the base of both, and checking whether either +# sha1 appears in the output. +test_expect_success '%(deltabase) reports packed delta bases' ' + git repack -ad && + git cat-file --batch-check="%(deltabase)" <blobs >actual && + { + grep "$(git rev-parse HEAD:foo)" actual || + grep "$(git rev-parse HEAD:foo-plus)" actual + } +' + +test_expect_success 'setup bogus data' ' + bogus_short_type="bogus" && + bogus_short_content="bogus" && + bogus_short_size=$(strlen "$bogus_short_content") && + bogus_short_sha1=$(echo_without_newline "$bogus_short_content" | git hash-object -t $bogus_short_type --literally -w --stdin) && + + bogus_long_type="abcdefghijklmnopqrstuvwxyz1234679" && + bogus_long_content="bogus" && + bogus_long_size=$(strlen "$bogus_long_content") && + bogus_long_sha1=$(echo_without_newline "$bogus_long_content" | git hash-object -t $bogus_long_type --literally -w --stdin) +' + +for arg1 in '' --allow-unknown-type +do + for arg2 in -s -t -p + do + if test "$arg1" = "--allow-unknown-type" && test "$arg2" = "-p" + then + continue + fi + + + test_expect_success "cat-file $arg1 $arg2 error on bogus short OID" ' + cat >expect <<-\EOF && + fatal: invalid object type + EOF + + if test "$arg1" = "--allow-unknown-type" + then + git cat-file $arg1 $arg2 $bogus_short_sha1 + else + test_must_fail git cat-file $arg1 $arg2 $bogus_short_sha1 >out 2>actual && + test_must_be_empty out && + test_cmp expect actual + fi + ' + + test_expect_success "cat-file $arg1 $arg2 error on bogus full OID" ' + if test "$arg2" = "-p" + then + cat >expect <<-EOF + error: header for $bogus_long_sha1 too long, exceeds 32 bytes + fatal: Not a valid object name $bogus_long_sha1 + EOF + else + cat >expect <<-EOF + error: header for $bogus_long_sha1 too long, exceeds 32 bytes + fatal: git cat-file: could not get object info + EOF + fi && + + if test "$arg1" = "--allow-unknown-type" + then + git cat-file $arg1 $arg2 $bogus_short_sha1 + else + test_must_fail git cat-file $arg1 $arg2 $bogus_long_sha1 >out 2>actual && + test_must_be_empty out && + test_cmp expect actual + fi + ' + + test_expect_success "cat-file $arg1 $arg2 error on missing short OID" ' + cat >expect.err <<-EOF && + fatal: Not a valid object name $(test_oid deadbeef_short) + EOF + test_must_fail git cat-file $arg1 $arg2 $(test_oid deadbeef_short) >out 2>err.actual && + test_must_be_empty out + ' + + test_expect_success "cat-file $arg1 $arg2 error on missing full OID" ' + if test "$arg2" = "-p" + then + cat >expect.err <<-EOF + fatal: Not a valid object name $(test_oid deadbeef) + EOF + else + cat >expect.err <<-\EOF + fatal: git cat-file: could not get object info + EOF + fi && + test_must_fail git cat-file $arg1 $arg2 $(test_oid deadbeef) >out 2>err.actual && + test_must_be_empty out && + test_cmp expect.err err.actual + ' + done +done + +test_expect_success '-e is OK with a broken object without --allow-unknown-type' ' + git cat-file -e $bogus_short_sha1 +' + +test_expect_success '-e can not be combined with --allow-unknown-type' ' + test_expect_code 128 git cat-file -e --allow-unknown-type $bogus_short_sha1 +' + +test_expect_success '-p cannot print a broken object even with --allow-unknown-type' ' + test_must_fail git cat-file -p $bogus_short_sha1 && + test_expect_code 128 git cat-file -p --allow-unknown-type $bogus_short_sha1 +' + +test_expect_success '<type> <hash> does not work with objects of broken types' ' + cat >err.expect <<-\EOF && + fatal: invalid object type "bogus" + EOF + test_must_fail git cat-file $bogus_short_type $bogus_short_sha1 2>err.actual && + test_cmp err.expect err.actual +' + +test_expect_success 'broken types combined with --batch and --batch-check' ' + echo $bogus_short_sha1 >bogus-oid && + + cat >err.expect <<-\EOF && + fatal: invalid object type + EOF + + test_must_fail git cat-file --batch <bogus-oid 2>err.actual && + test_cmp err.expect err.actual && + + test_must_fail git cat-file --batch-check <bogus-oid 2>err.actual && + test_cmp err.expect err.actual +' + +test_expect_success 'the --batch and --batch-check options do not combine with --allow-unknown-type' ' + test_expect_code 128 git cat-file --batch --allow-unknown-type <bogus-oid && + test_expect_code 128 git cat-file --batch-check --allow-unknown-type <bogus-oid +' + +test_expect_success 'the --allow-unknown-type option does not consider replacement refs' ' + cat >expect <<-EOF && + $bogus_short_type + EOF + git cat-file -t --allow-unknown-type $bogus_short_sha1 >actual && + test_cmp expect actual && + + # Create it manually, as "git replace" will die on bogus + # types. + head=$(git rev-parse --verify HEAD) && + test_when_finished "test-tool ref-store main delete-refs 0 msg refs/replace/$bogus_short_sha1" && + test-tool ref-store main update-ref msg "refs/replace/$bogus_short_sha1" $head $ZERO_OID REF_SKIP_OID_VERIFICATION && + + cat >expect <<-EOF && + commit + EOF + git cat-file -t --allow-unknown-type $bogus_short_sha1 >actual && + test_cmp expect actual +' + +test_expect_success "Type of broken object is correct" ' + echo $bogus_short_type >expect && + git cat-file -t --allow-unknown-type $bogus_short_sha1 >actual && + test_cmp expect actual +' + +test_expect_success "Size of broken object is correct" ' + echo $bogus_short_size >expect && + git cat-file -s --allow-unknown-type $bogus_short_sha1 >actual && + test_cmp expect actual +' + +test_expect_success 'clean up broken object' ' + rm .git/objects/$(test_oid_to_path $bogus_short_sha1) +' + +test_expect_success "Type of broken object is correct when type is large" ' + echo $bogus_long_type >expect && + git cat-file -t --allow-unknown-type $bogus_long_sha1 >actual && + test_cmp expect actual +' + +test_expect_success "Size of large broken object is correct when type is large" ' + echo $bogus_long_size >expect && + git cat-file -s --allow-unknown-type $bogus_long_sha1 >actual && + test_cmp expect actual +' + +test_expect_success 'clean up broken object' ' + rm .git/objects/$(test_oid_to_path $bogus_long_sha1) +' + +test_expect_success 'cat-file -t and -s on corrupt loose object' ' + git init --bare corrupt-loose.git && + ( + cd corrupt-loose.git && + + # Setup and create the empty blob and its path + empty_path=$(git rev-parse --git-path objects/$(test_oid_to_path "$EMPTY_BLOB")) && + empty_blob=$(git hash-object -w --stdin </dev/null) && + + # Create another blob and its path + echo other >other.blob && + other_blob=$(git hash-object -w --stdin <other.blob) && + other_path=$(git rev-parse --git-path objects/$(test_oid_to_path "$other_blob")) && + + # Before the swap the size is 0 + cat >out.expect <<-EOF && + 0 + EOF + git cat-file -s "$EMPTY_BLOB" >out.actual 2>err.actual && + test_must_be_empty err.actual && + test_cmp out.expect out.actual && + + # Swap the two to corrupt the repository + mv -f "$other_path" "$empty_path" && + test_must_fail git fsck 2>err.fsck && + grep "hash-path mismatch" err.fsck && + + # confirm that cat-file is reading the new swapped-in + # blob... + cat >out.expect <<-EOF && + blob + EOF + git cat-file -t "$EMPTY_BLOB" >out.actual 2>err.actual && + test_must_be_empty err.actual && + test_cmp out.expect out.actual && + + # ... since it has a different size now. + cat >out.expect <<-EOF && + 6 + EOF + git cat-file -s "$EMPTY_BLOB" >out.actual 2>err.actual && + test_must_be_empty err.actual && + test_cmp out.expect out.actual && + + # So far "cat-file" has been happy to spew the found + # content out as-is. Try to make it zlib-invalid. + mv -f other.blob "$empty_path" && + test_must_fail git fsck 2>err.fsck && + cat >expect <<-EOF && + error: inflate: data stream error (incorrect header check) + error: unable to unpack header of ./$empty_path + error: $empty_blob: object corrupt or missing: ./$empty_path + EOF + grep "^error: " err.fsck >actual && + test_cmp expect actual + ) +' + +# Tests for git cat-file --follow-symlinks +test_expect_success 'prep for symlink tests' ' + echo_without_newline "$hello_content" >morx && + test_ln_s_add morx same-dir-link && + test_ln_s_add dir link-to-dir && + test_ln_s_add ../fleem out-of-repo-link && + test_ln_s_add .. out-of-repo-link-dir && + test_ln_s_add same-dir-link link-to-link && + test_ln_s_add nope broken-same-dir-link && + mkdir dir && + test_ln_s_add ../morx dir/parent-dir-link && + test_ln_s_add .. dir/link-dir && + test_ln_s_add ../../escape dir/out-of-repo-link && + test_ln_s_add ../.. dir/out-of-repo-link-dir && + test_ln_s_add nope dir/broken-link-in-dir && + mkdir dir/subdir && + test_ln_s_add ../../morx dir/subdir/grandparent-dir-link && + test_ln_s_add ../../../great-escape dir/subdir/out-of-repo-link && + test_ln_s_add ../../.. dir/subdir/out-of-repo-link-dir && + test_ln_s_add ../../../ dir/subdir/out-of-repo-link-dir-trailing && + test_ln_s_add ../parent-dir-link dir/subdir/parent-dir-link-to-link && + echo_without_newline "$hello_content" >dir/subdir/ind2 && + echo_without_newline "$hello_content" >dir/ind1 && + test_ln_s_add dir dirlink && + test_ln_s_add dir/subdir subdirlink && + test_ln_s_add subdir/ind2 dir/link-to-child && + test_ln_s_add dir/link-to-child link-to-down-link && + test_ln_s_add dir/.. up-down && + test_ln_s_add dir/../ up-down-trailing && + test_ln_s_add dir/../morx up-down-file && + test_ln_s_add dir/../../morx up-up-down-file && + test_ln_s_add subdirlink/../../morx up-two-down-file && + test_ln_s_add loop1 loop2 && + test_ln_s_add loop2 loop1 && + git add morx dir/subdir/ind2 dir/ind1 && + git commit -am "test" && + echo $hello_sha1 blob $hello_size >found +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for non-links' ' + echo HEAD:morx | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual && + echo HEAD:nope missing >expect && + echo HEAD:nope | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for in-repo, same-dir links' ' + echo HEAD:same-dir-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for in-repo, links to dirs' ' + echo HEAD:link-to-dir/ind1 | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for broken in-repo, same-dir links' ' + echo dangling 25 >expect && + echo HEAD:broken-same-dir-link >>expect && + echo HEAD:broken-same-dir-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for same-dir links-to-links' ' + echo HEAD:link-to-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for parent-dir links' ' + echo HEAD:dir/parent-dir-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual && + echo notdir 29 >expect && + echo HEAD:dir/parent-dir-link/nope >>expect && + echo HEAD:dir/parent-dir-link/nope | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for .. links' ' + echo dangling 22 >expect && + echo HEAD:dir/link-dir/nope >>expect && + echo HEAD:dir/link-dir/nope | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:dir/link-dir/morx | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual && + echo dangling 27 >expect && + echo HEAD:dir/broken-link-in-dir >>expect && + echo HEAD:dir/broken-link-in-dir | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for ../.. links' ' + echo notdir 41 >expect && + echo HEAD:dir/subdir/grandparent-dir-link/nope >>expect && + echo HEAD:dir/subdir/grandparent-dir-link/nope | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:dir/subdir/grandparent-dir-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual && + echo HEAD:dir/subdir/parent-dir-link-to-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for dir/ links' ' + echo dangling 17 >expect && + echo HEAD:dirlink/morx >>expect && + echo HEAD:dirlink/morx | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo $hello_sha1 blob $hello_size >expect && + echo HEAD:dirlink/ind1 | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for dir/subdir links' ' + echo dangling 20 >expect && + echo HEAD:subdirlink/morx >>expect && + echo HEAD:subdirlink/morx | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:subdirlink/ind2 | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for dir ->subdir links' ' + echo notdir 27 >expect && + echo HEAD:dir/link-to-child/morx >>expect && + echo HEAD:dir/link-to-child/morx | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:dir/link-to-child | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual && + echo HEAD:link-to-down-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for out-of-repo symlinks' ' + echo symlink 8 >expect && + echo ../fleem >>expect && + echo HEAD:out-of-repo-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo symlink 2 >expect && + echo .. >>expect && + echo HEAD:out-of-repo-link-dir | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for out-of-repo symlinks in dirs' ' + echo symlink 9 >expect && + echo ../escape >>expect && + echo HEAD:dir/out-of-repo-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo symlink 2 >expect && + echo .. >>expect && + echo HEAD:dir/out-of-repo-link-dir | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for out-of-repo symlinks in subdirs' ' + echo symlink 15 >expect && + echo ../great-escape >>expect && + echo HEAD:dir/subdir/out-of-repo-link | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo symlink 2 >expect && + echo .. >>expect && + echo HEAD:dir/subdir/out-of-repo-link-dir | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo symlink 3 >expect && + echo ../ >>expect && + echo HEAD:dir/subdir/out-of-repo-link-dir-trailing | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlinks works for symlinks with internal ..' ' + echo HEAD: | git cat-file --batch-check >expect && + echo HEAD:up-down | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:up-down-trailing | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:up-down-file | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual && + echo symlink 7 >expect && + echo ../morx >>expect && + echo HEAD:up-up-down-file | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual && + echo HEAD:up-two-down-file | git cat-file --batch-check --follow-symlinks >actual && + test_cmp found actual +' + +test_expect_success 'git cat-file --batch-check --follow-symlink breaks loops' ' + echo loop 10 >expect && + echo HEAD:loop1 >>expect && + echo HEAD:loop1 | git cat-file --batch-check --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'git cat-file --batch --follow-symlink returns correct sha and mode' ' + echo HEAD:morx | git cat-file --batch >expect && + echo HEAD:morx | git cat-file --batch --follow-symlinks >actual && + test_cmp expect actual +' + +test_expect_success 'cat-file --batch-all-objects shows all objects' ' + # make new repos so we know the full set of objects; we will + # also make sure that there are some packed and some loose + # objects, some referenced and some not, some duplicates, and that + # there are some available only via alternates. + git init all-one && + ( + cd all-one && + echo content >file && + git add file && + git commit -qm base && + git rev-parse HEAD HEAD^{tree} HEAD:file && + git repack -ad && + echo not-cloned | git hash-object -w --stdin + ) >expect.unsorted && + git clone -s all-one all-two && + ( + cd all-two && + echo local-unref | git hash-object -w --stdin + ) >>expect.unsorted && + git -C all-two rev-parse HEAD:file | + git -C all-two pack-objects .git/objects/pack/pack && + sort <expect.unsorted >expect && + git -C all-two cat-file --batch-all-objects \ + --batch-check="%(objectname)" >actual && + test_cmp expect actual +' + +# The only user-visible difference is that the objects are no longer sorted, +# and the resulting sort order is undefined. So we can only check that it +# produces the same objects as the ordered case, but that at least exercises +# the code. +test_expect_success 'cat-file --unordered works' ' + git -C all-two cat-file --batch-all-objects --unordered \ + --batch-check="%(objectname)" >actual.unsorted && + sort <actual.unsorted >actual && + test_cmp expect actual +' + +test_expect_success 'set up object list for --batch-all-objects tests' ' + git -C all-two cat-file --batch-all-objects --batch-check="%(objectname)" >objects +' + +test_expect_success 'cat-file --batch="%(objectname)" with --batch-all-objects will work' ' + git -C all-two cat-file --batch="%(objectname)" <objects >expect && + git -C all-two cat-file --batch-all-objects --batch="%(objectname)" >actual && + cmp expect actual +' + +test_expect_success 'cat-file --batch="%(rest)" with --batch-all-objects will work' ' + git -C all-two cat-file --batch="%(rest)" <objects >expect && + git -C all-two cat-file --batch-all-objects --batch="%(rest)" >actual && + cmp expect actual +' + +test_expect_success 'cat-file --batch="batman" with --batch-all-objects will work' ' + git -C all-two cat-file --batch="batman" <objects >expect && + git -C all-two cat-file --batch-all-objects --batch="batman" >actual && + cmp expect actual +' + +test_expect_success 'set up replacement object' ' + orig=$(git rev-parse HEAD) && + git cat-file commit $orig >orig && + { + cat orig && + echo extra + } >fake && + fake=$(git hash-object -t commit -w fake) && + orig_size=$(git cat-file -s $orig) && + fake_size=$(git cat-file -s $fake) && + git replace $orig $fake +' + +test_expect_success 'cat-file --batch respects replace objects' ' + git cat-file --batch >actual <<-EOF && + $orig + EOF + { + echo "$orig commit $fake_size" && + cat fake && + echo + } >expect && + test_cmp expect actual +' + +test_expect_success 'cat-file --batch-check respects replace objects' ' + git cat-file --batch-check >actual <<-EOF && + $orig + EOF + echo "$orig commit $fake_size" >expect && + test_cmp expect actual +' + +# Pull the entry for object with oid "$1" out of the output of +# "cat-file --batch", including its object content (which requires +# parsing and reading a set amount of bytes, hence perl). +extract_batch_output () { + perl -ne ' + BEGIN { $oid = shift } + if (/^$oid \S+ (\d+)$/) { + print; + read STDIN, my $buf, $1; + print $buf; + print "\n"; + } + ' "$@" +} + +test_expect_success 'cat-file --batch-all-objects --batch ignores replace' ' + git cat-file --batch-all-objects --batch >actual.raw && + extract_batch_output $orig <actual.raw >actual && + { + echo "$orig commit $orig_size" && + cat orig && + echo + } >expect && + test_cmp expect actual +' + +test_expect_success 'cat-file --batch-all-objects --batch-check ignores replace' ' + git cat-file --batch-all-objects --batch-check >actual.raw && + grep ^$orig actual.raw >actual && + echo "$orig commit $orig_size" >expect && + test_cmp expect actual +' +test_expect_success 'batch-command empty command' ' + echo "" >cmd && + test_expect_code 128 git cat-file --batch-command <cmd 2>err && + grep "^fatal:.*empty command in input.*" err +' + +test_expect_success 'batch-command whitespace before command' ' + echo " info deadbeef" >cmd && + test_expect_code 128 git cat-file --batch-command <cmd 2>err && + grep "^fatal:.*whitespace before command.*" err +' + +test_expect_success 'batch-command unknown command' ' + echo unknown_command >cmd && + test_expect_code 128 git cat-file --batch-command <cmd 2>err && + grep "^fatal:.*unknown command.*" err +' + +test_expect_success 'batch-command missing arguments' ' + echo "info" >cmd && + test_expect_code 128 git cat-file --batch-command <cmd 2>err && + grep "^fatal:.*info requires arguments.*" err +' + +test_expect_success 'batch-command flush with arguments' ' + echo "flush arg" >cmd && + test_expect_code 128 git cat-file --batch-command --buffer <cmd 2>err && + grep "^fatal:.*flush takes no arguments.*" err +' + +test_expect_success 'batch-command flush without --buffer' ' + echo "flush" >cmd && + test_expect_code 128 git cat-file --batch-command <cmd 2>err && + grep "^fatal:.*flush is only for --buffer mode.*" err +' + +test_done |