t/t1006-cat-file.sh

   1 #!/bin/sh
   2
   3 test_description='git cat-file'
   4
   5 . ./test-lib.sh
   6
   7 echo_without_newline () {
   8     printf '%s' "$*"
   9 }
  10
  11 strlen () {
  12     echo_without_newline "$1" | wc -c | sed -e 's/^ *//'
  13 }
  14
  15 maybe_remove_timestamp () {
  16     if test -z "$2"; then
  17         echo_without_newline "$1"
  18     else
  19         echo_without_newline "$(printf '%s\n' "$1" | sed -e 's/ [0-9][0-9]* [-+][0-9][0-9][0-9][0-9]$//')"
  20     fi
  21 }
  22
  23 run_tests () {
  24     type=$1
  25     sha1=$2
  26     size=$3
  27     content=$4
  28     pretty_content=$5
  29     no_ts=$6
  30
  31     test_expect_success "$type exists" '
  32         git cat-file -e $sha1
  33     '
  34
  35     test_expect_success "Type of $type is correct" '
  36         test $type = "$(git cat-file -t $sha1)"
  37     '
  38
  39     test_expect_success "Size of $type is correct" '
  40         test $size = "$(git cat-file -s $sha1)"
  41     '
  42
  43     test -z "$content" ||
  44     test_expect_success "Content of $type is correct" '
  45         expect="$(maybe_remove_timestamp "$content" $no_ts)"
  46         actual="$(maybe_remove_timestamp "$(git cat-file $type $sha1)" $no_ts)"
  47
  48         if test "z$expect" = "z$actual"
  49         then
  50                 : happy
  51         else
  52                 echo "Oops: expected $expect"
  53                 echo "but got $actual"
  54                 false
  55         fi
  56     '
  57
  58     test_expect_success "Pretty content of $type is correct" '
  59         expect="$(maybe_remove_timestamp "$pretty_content" $no_ts)"
  60         actual="$(maybe_remove_timestamp "$(git cat-file -p $sha1)" $no_ts)"
  61         if test "z$expect" = "z$actual"
  62         then
  63                 : happy
  64         else
  65                 echo "Oops: expected $expect"
  66                 echo "but got $actual"
  67                 false
  68         fi
  69     '
  70 }
  71
  72 hello_content="Hello World"
  73 hello_size=$(strlen "$hello_content")
  74 hello_sha1=$(echo_without_newline "$hello_content" | git hash-object --stdin)
  75
  76 test_expect_success "setup" '
  77         echo_without_newline "$hello_content" > hello &&
  78         git update-index --add hello
  79 '
  80
  81 run_tests 'blob' $hello_sha1 $hello_size "$hello_content" "$hello_content"
  82
  83 tree_sha1=$(git write-tree)
  84 tree_size=33
  85 tree_pretty_content="100644 blob $hello_sha1    hello"
  86
  87 run_tests 'tree' $tree_sha1 $tree_size "" "$tree_pretty_content"
  88
  89 commit_message="Intial commit"
  90 commit_sha1=$(echo_without_newline "$commit_message" | git commit-tree $tree_sha1)
  91 commit_size=176
  92 commit_content="tree $tree_sha1
  93 author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> 0000000000 +0000
  94 committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 0000000000 +0000
  95
  96 $commit_message"
  97
  98 run_tests 'commit' $commit_sha1 $commit_size "$commit_content" "$commit_content" 1
  99
 100 tag_header_without_timestamp="object $hello_sha1
 101 type blob
 102 tag hellotag
 103 tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>"
 104 tag_description="This is a tag"
 105 tag_content="$tag_header_without_timestamp 0000000000 +0000
 106
 107 $tag_description"
 108 tag_pretty_content="$tag_header_without_timestamp Thu Jan 1 00:00:00 1970 +0000
 109
 110 $tag_description"
 111
 112 tag_sha1=$(echo_without_newline "$tag_content" | git mktag)
 113 tag_size=$(strlen "$tag_content")
 114
 115 run_tests 'tag' $tag_sha1 $tag_size "$tag_content" "$tag_pretty_content" 1
 116
 117 test_expect_success \
 118     "Reach a blob from a tag pointing to it" \
 119     "test '$hello_content' = \"\$(git cat-file blob $tag_sha1)\""
 120
 121 test_done