Andrew's git / gitweb.git /
aa7a98a01b6c60f5d53a214165209d5804b88667
   1[ -d .git/refs/tags ] || mkdir -p .git/refs/tags
   2
   3sed_script="";
   4
   5# Answer the sha1 has associated with the tag. The tag must exist in .git or .git/refs/tags
   6tag()
   7{
   8        _tag=$1
   9        [ -f .git/refs/tags/$_tag ] || error "tag: \"$_tag\" does not exist"
  10        cat .git/refs/tags/$_tag
  11}
  12
  13# Generate a commit using the text specified to make it unique and the tree
  14# named by the tag specified.
  15unique_commit()
  16{
  17        _text=$1
  18        _tree=$2
  19        shift 2
  20        echo $_text | git-commit-tree $(tag $_tree) "$@"
  21}
  22
  23# Save the output of a command into the tag specified. Prepend
  24# a substitution script for the tag onto the front of $sed_script
  25save_tag()
  26{
  27        _tag=$1 
  28        [ -n "$_tag" ] || error "usage: save_tag tag commit-args ..."
  29        shift 1
  30        "$@" >.git/refs/tags/$_tag
  31        sed_script="s/$(tag $_tag)/$_tag/g${sed_script+;}$sed_script"
  32}
  33
  34# Replace unhelpful sha1 hashses with their symbolic equivalents 
  35entag()
  36{
  37        sed "$sed_script"
  38}
  39
  40# Execute a command after first saving, then setting the GIT_AUTHOR_EMAIL
  41# tag to a specified value. Restore the original value on return.
  42as_author()
  43{
  44        _author=$1
  45        shift 1
  46        _save=$GIT_AUTHOR_EMAIL
  47
  48        export GIT_AUTHOR_EMAIL="$_author"
  49        "$@"
  50        export GIT_AUTHOR_EMAIL="$_save"
  51}
  52
  53commit_date()
  54{
  55        _commit=$1
  56        git-cat-file commit $_commit | sed -n "s/^committer .*> \([0-9]*\) .*/\1/p" 
  57}
  58
  59on_committer_date()
  60{
  61    _date=$1
  62    shift 1
  63    GIT_COMMITTER_DATE=$_date "$@"
  64}
  65
  66# Execute a command and suppress any error output.
  67hide_error()
  68{
  69        "$@" 2>/dev/null
  70}
  71
  72check_output()
  73{
  74        _name=$1
  75        shift 1
  76        if eval "$*" | entag > $_name.actual
  77        then
  78                diff $_name.expected $_name.actual
  79        else
  80                return 1;
  81        fi
  82}
  83
  84# Turn a reasonable test description into a reasonable test name.
  85# All alphanums translated into -'s which are then compressed and stripped
  86# from front and back.
  87name_from_description()
  88{
  89        tr "'" '-' | tr '~`!@#$%^&*()_+={}[]|\;:"<>,/? ' '-' | tr -s '-' | tr '[A-Z]' '[a-z]' | sed "s/^-*//;s/-*\$//"
  90}
  91
  92
  93# Execute the test described by the first argument, by eval'ing
  94# command line specified in the 2nd argument. Check the status code
  95# is zero and that the output matches the stream read from 
  96# stdin.
  97test_output_expect_success()
  98{       
  99        _description=$1
 100        _test=$2
 101        [ $# -eq 2 ] || error "usage: test_output_expect_success description test <<EOF ... EOF"
 102        _name=$(echo $_description | name_from_description)
 103        cat > $_name.expected
 104        test_expect_success "$_description" "check_output $_name \"$_test\"" 
 105}