| [ -d .git/refs/tags ] || mkdir -p .git/refs/tags |
| |
| :> sed.script |
| |
| # Answer the sha1 has associated with the tag. The tag must exist in .git or .git/refs/tags |
| tag() |
| { |
| _tag=$1 |
| [ -f .git/refs/tags/$_tag ] || error "tag: \"$_tag\" does not exist" |
| cat .git/refs/tags/$_tag |
| } |
| |
| # Generate a commit using the text specified to make it unique and the tree |
| # named by the tag specified. |
| unique_commit() |
| { |
| _text=$1 |
| _tree=$2 |
| shift 2 |
| echo $_text | git-commit-tree $(tag $_tree) "$@" |
| } |
| |
| # Save the output of a command into the tag specified. Prepend |
| # a substitution script for the tag onto the front of sed.script |
| save_tag() |
| { |
| _tag=$1 |
| [ -n "$_tag" ] || error "usage: save_tag tag commit-args ..." |
| shift 1 |
| "$@" >.git/refs/tags/$_tag |
| |
| echo "s/$(tag $_tag)/$_tag/g" > sed.script.tmp |
| cat sed.script >> sed.script.tmp |
| rm sed.script |
| mv sed.script.tmp sed.script |
| } |
| |
| # Replace unhelpful sha1 hashses with their symbolic equivalents |
| entag() |
| { |
| sed -f sed.script |
| } |
| |
| # Execute a command after first saving, then setting the GIT_AUTHOR_EMAIL |
| # tag to a specified value. Restore the original value on return. |
| as_author() |
| { |
| _author=$1 |
| shift 1 |
| _save=$GIT_AUTHOR_EMAIL |
| |
| export GIT_AUTHOR_EMAIL="$_author" |
| "$@" |
| export GIT_AUTHOR_EMAIL="$_save" |
| } |
| |
| commit_date() |
| { |
| _commit=$1 |
| git-cat-file commit $_commit | sed -n "s/^committer .*> \([0-9]*\) .*/\1/p" |
| } |
| |
| on_committer_date() |
| { |
| _date=$1 |
| shift 1 |
| GIT_COMMITTER_DATE=$_date "$@" |
| } |
| |
| # Execute a command and suppress any error output. |
| hide_error() |
| { |
| "$@" 2>/dev/null |
| } |
| |
| check_output() |
| { |
| _name=$1 |
| shift 1 |
| if eval "$*" | entag > $_name.actual |
| then |
| diff $_name.expected $_name.actual |
| else |
| return 1; |
| fi |
| } |
| |
| # Turn a reasonable test description into a reasonable test name. |
| # All alphanums translated into -'s which are then compressed and stripped |
| # from front and back. |
| name_from_description() |
| { |
| tr "'" '-' | tr '~`!@#$%^&*()_+={}[]|\;:"<>,/? ' '-' | tr -s '-' | tr '[A-Z]' '[a-z]' | sed "s/^-*//;s/-*\$//" |
| } |
| |
| |
| # Execute the test described by the first argument, by eval'ing |
| # command line specified in the 2nd argument. Check the status code |
| # is zero and that the output matches the stream read from |
| # stdin. |
| test_output_expect_success() |
| { |
| _description=$1 |
| _test=$2 |
| [ $# -eq 2 ] || error "usage: test_output_expect_success description test <<EOF ... EOF" |
| _name=$(echo $_description | name_from_description) |
| cat > $_name.expected |
| test_expect_success "$_description" "check_output $_name \"$_test\"" |
| } |