566 lines
14 KiB
Bash
566 lines
14 KiB
Bash
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#!/bin/sh
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#
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# Copyright (c) 2005 Junio C Hamano
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see http://www.gnu.org/licenses/ .
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# The semantics of the editor variables are that of invoking
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# sh -c "$EDITOR \"$@\"" files ...
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#
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# If our trash directory contains shell metacharacters, they will be
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# interpreted if we just set $EDITOR directly, so do a little dance with
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# environment variables to work around this.
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#
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# In particular, quoting isn't enough, as the path may contain the same quote
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# that we're using.
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test_set_editor () {
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FAKE_EDITOR="$1"
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export FAKE_EDITOR
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EDITOR='"$FAKE_EDITOR"'
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export EDITOR
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}
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test_decode_color () {
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awk '
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function name(n) {
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if (n == 0) return "RESET";
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if (n == 1) return "BOLD";
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if (n == 30) return "BLACK";
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if (n == 31) return "RED";
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if (n == 32) return "GREEN";
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if (n == 33) return "YELLOW";
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if (n == 34) return "BLUE";
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if (n == 35) return "MAGENTA";
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if (n == 36) return "CYAN";
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if (n == 37) return "WHITE";
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if (n == 40) return "BLACK";
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if (n == 41) return "BRED";
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if (n == 42) return "BGREEN";
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if (n == 43) return "BYELLOW";
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if (n == 44) return "BBLUE";
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if (n == 45) return "BMAGENTA";
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if (n == 46) return "BCYAN";
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if (n == 47) return "BWHITE";
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}
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{
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while (match($0, /\033\[[0-9;]*m/) != 0) {
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printf "%s<", substr($0, 1, RSTART-1);
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codes = substr($0, RSTART+2, RLENGTH-3);
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if (length(codes) == 0)
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printf "%s", name(0)
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else {
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n = split(codes, ary, ";");
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sep = "";
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for (i = 1; i <= n; i++) {
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printf "%s%s", sep, name(ary[i]);
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sep = ";"
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}
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}
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printf ">";
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$0 = substr($0, RSTART + RLENGTH, length($0) - RSTART - RLENGTH + 1);
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}
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print
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}
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'
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}
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nul_to_q () {
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perl -pe 'y/\000/Q/'
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}
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q_to_nul () {
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perl -pe 'y/Q/\000/'
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}
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q_to_cr () {
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tr Q '\015'
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}
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q_to_tab () {
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tr Q '\011'
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}
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append_cr () {
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sed -e 's/$/Q/' | tr Q '\015'
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}
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remove_cr () {
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tr '\015' Q | sed -e 's/Q$//'
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}
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# In some bourne shell implementations, the "unset" builtin returns
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# nonzero status when a variable to be unset was not set in the first
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# place.
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#
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# Use sane_unset when that should not be considered an error.
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sane_unset () {
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unset "$@"
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return 0
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}
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test_tick () {
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if test -z "${test_tick+set}"
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then
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test_tick=1112911993
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else
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test_tick=$(($test_tick + 60))
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fi
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GIT_COMMITTER_DATE="$test_tick -0700"
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GIT_AUTHOR_DATE="$test_tick -0700"
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export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
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}
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# Stop execution and start a shell. This is useful for debugging tests and
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# only makes sense together with "-v".
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#
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# Be sure to remove all invocations of this command before submitting.
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test_pause () {
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if test "$verbose" = t; then
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"$SHELL_PATH" <&6 >&3 2>&4
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else
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error >&5 "test_pause requires --verbose"
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fi
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}
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# Call test_commit with the arguments "<message> [<file> [<contents>]]"
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#
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# This will commit a file with the given contents and the given commit
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# message. It will also add a tag with <message> as name.
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#
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# Both <file> and <contents> default to <message>.
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test_commit () {
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file=${2:-"$1.t"}
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echo "${3-$1}" > "$file" &&
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git add "$file" &&
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test_tick &&
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git commit -m "$1" &&
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git tag "$1"
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}
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# Call test_merge with the arguments "<message> <commit>", where <commit>
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# can be a tag pointing to the commit-to-merge.
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test_merge () {
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test_tick &&
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git merge -m "$1" "$2" &&
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git tag "$1"
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}
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# This function helps systems where core.filemode=false is set.
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# Use it instead of plain 'chmod +x' to set or unset the executable bit
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# of a file in the working directory and add it to the index.
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test_chmod () {
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chmod "$@" &&
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git update-index --add "--chmod=$@"
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}
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# Unset a configuration variable, but don't fail if it doesn't exist.
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test_unconfig () {
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git config --unset-all "$@"
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config_status=$?
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case "$config_status" in
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5) # ok, nothing to unset
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config_status=0
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;;
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esac
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return $config_status
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}
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# Set git config, automatically unsetting it after the test is over.
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test_config () {
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test_when_finished "test_unconfig '$1'" &&
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git config "$@"
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}
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test_config_global () {
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test_when_finished "test_unconfig --global '$1'" &&
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git config --global "$@"
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}
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write_script () {
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{
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echo "#!${2-"$SHELL_PATH"}" &&
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cat
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} >"$1" &&
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chmod +x "$1"
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}
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# Use test_set_prereq to tell that a particular prerequisite is available.
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# The prerequisite can later be checked for in two ways:
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#
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# - Explicitly using test_have_prereq.
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#
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# - Implicitly by specifying the prerequisite tag in the calls to
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# test_expect_{success,failure,code}.
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#
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# The single parameter is the prerequisite tag (a simple word, in all
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# capital letters by convention).
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test_set_prereq () {
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satisfied="$satisfied$1 "
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}
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satisfied=" "
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test_have_prereq () {
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# prerequisites can be concatenated with ','
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save_IFS=$IFS
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IFS=,
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set -- $*
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IFS=$save_IFS
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total_prereq=0
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ok_prereq=0
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missing_prereq=
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for prerequisite
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do
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total_prereq=$(($total_prereq + 1))
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case $satisfied in
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*" $prerequisite "*)
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ok_prereq=$(($ok_prereq + 1))
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;;
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*)
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# Keep a list of missing prerequisites
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if test -z "$missing_prereq"
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then
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missing_prereq=$prerequisite
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else
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missing_prereq="$prerequisite,$missing_prereq"
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fi
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esac
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done
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test $total_prereq = $ok_prereq
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}
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test_declared_prereq () {
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case ",$test_prereq," in
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*,$1,*)
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return 0
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;;
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esac
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return 1
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}
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test_expect_failure () {
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test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq=
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test "$#" = 2 ||
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error "bug in the test script: not 2 or 3 parameters to test-expect-failure"
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export test_prereq
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if ! test_skip "$@"
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then
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say >&3 "checking known breakage: $2"
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if test_run_ "$2" expecting_failure
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then
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test_known_broken_ok_ "$1"
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else
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test_known_broken_failure_ "$1"
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fi
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fi
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echo >&3 ""
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}
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test_expect_success () {
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test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq=
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test "$#" = 2 ||
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error "bug in the test script: not 2 or 3 parameters to test-expect-success"
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export test_prereq
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if ! test_skip "$@"
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then
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say >&3 "expecting success: $2"
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if test_run_ "$2"
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then
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test_ok_ "$1"
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else
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test_failure_ "$@"
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fi
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fi
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echo >&3 ""
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}
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# test_external runs external test scripts that provide continuous
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# test output about their progress, and succeeds/fails on
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# zero/non-zero exit code. It outputs the test output on stdout even
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# in non-verbose mode, and announces the external script with "# run
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# <n>: ..." before running it. When providing relative paths, keep in
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# mind that all scripts run in "trash directory".
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# Usage: test_external description command arguments...
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# Example: test_external 'Perl API' perl ../path/to/test.pl
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test_external () {
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test "$#" = 4 && { test_prereq=$1; shift; } || test_prereq=
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test "$#" = 3 ||
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error >&5 "bug in the test script: not 3 or 4 parameters to test_external"
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descr="$1"
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shift
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export test_prereq
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if ! test_skip "$descr" "$@"
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then
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# Announce the script to reduce confusion about the
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# test output that follows.
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say_color "" "# run $test_count: $descr ($*)"
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# Export TEST_DIRECTORY, TRASH_DIRECTORY and GIT_TEST_LONG
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# to be able to use them in script
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export TEST_DIRECTORY TRASH_DIRECTORY GIT_TEST_LONG
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# Run command; redirect its stderr to &4 as in
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# test_run_, but keep its stdout on our stdout even in
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# non-verbose mode.
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"$@" 2>&4
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if [ "$?" = 0 ]
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then
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if test $test_external_has_tap -eq 0; then
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test_ok_ "$descr"
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else
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say_color "" "# test_external test $descr was ok"
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test_success=$(($test_success + 1))
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fi
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else
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if test $test_external_has_tap -eq 0; then
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test_failure_ "$descr" "$@"
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else
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say_color error "# test_external test $descr failed: $@"
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test_failure=$(($test_failure + 1))
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fi
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fi
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fi
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}
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|
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# Like test_external, but in addition tests that the command generated
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# no output on stderr.
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test_external_without_stderr () {
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# The temporary file has no (and must have no) security
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# implications.
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tmp=${TMPDIR:-/tmp}
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stderr="$tmp/git-external-stderr.$$.tmp"
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test_external "$@" 4> "$stderr"
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[ -f "$stderr" ] || error "Internal error: $stderr disappeared."
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descr="no stderr: $1"
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shift
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say >&3 "# expecting no stderr from previous command"
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if [ ! -s "$stderr" ]; then
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rm "$stderr"
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||
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|
if test $test_external_has_tap -eq 0; then
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test_ok_ "$descr"
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else
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||
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say_color "" "# test_external_without_stderr test $descr was ok"
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||
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test_success=$(($test_success + 1))
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fi
|
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|
else
|
||
|
|
if [ "$verbose" = t ]; then
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|
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output=`echo; echo "# Stderr is:"; cat "$stderr"`
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|
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else
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output=
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fi
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# rm first in case test_failure exits.
|
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rm "$stderr"
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if test $test_external_has_tap -eq 0; then
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test_failure_ "$descr" "$@" "$output"
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else
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say_color error "# test_external_without_stderr test $descr failed: $@: $output"
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test_failure=$(($test_failure + 1))
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fi
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fi
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}
|
||
|
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|
||
|
|
# debugging-friendly alternatives to "test [-f|-d|-e]"
|
||
|
|
# The commands test the existence or non-existence of $1. $2 can be
|
||
|
|
# given to provide a more precise diagnosis.
|
||
|
|
test_path_is_file () {
|
||
|
|
if ! [ -f "$1" ]
|
||
|
|
then
|
||
|
|
echo "File $1 doesn't exist. $*"
|
||
|
|
false
|
||
|
|
fi
|
||
|
|
}
|
||
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|
||
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|
test_path_is_dir () {
|
||
|
|
if ! [ -d "$1" ]
|
||
|
|
then
|
||
|
|
echo "Directory $1 doesn't exist. $*"
|
||
|
|
false
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
test_path_is_missing () {
|
||
|
|
if [ -e "$1" ]
|
||
|
|
then
|
||
|
|
echo "Path exists:"
|
||
|
|
ls -ld "$1"
|
||
|
|
if [ $# -ge 1 ]; then
|
||
|
|
echo "$*"
|
||
|
|
fi
|
||
|
|
false
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
# test_line_count checks that a file has the number of lines it
|
||
|
|
# ought to. For example:
|
||
|
|
#
|
||
|
|
# test_expect_success 'produce exactly one line of output' '
|
||
|
|
# do something >output &&
|
||
|
|
# test_line_count = 1 output
|
||
|
|
# '
|
||
|
|
#
|
||
|
|
# is like "test $(wc -l <output) = 1" except that it passes the
|
||
|
|
# output through when the number of lines is wrong.
|
||
|
|
|
||
|
|
test_line_count () {
|
||
|
|
if test $# != 3
|
||
|
|
then
|
||
|
|
error "bug in the test script: not 3 parameters to test_line_count"
|
||
|
|
elif ! test $(wc -l <"$3") "$1" "$2"
|
||
|
|
then
|
||
|
|
echo "test_line_count: line count for $3 !$1 $2"
|
||
|
|
cat "$3"
|
||
|
|
return 1
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
# This is not among top-level (test_expect_success | test_expect_failure)
|
||
|
|
# but is a prefix that can be used in the test script, like:
|
||
|
|
#
|
||
|
|
# test_expect_success 'complain and die' '
|
||
|
|
# do something &&
|
||
|
|
# do something else &&
|
||
|
|
# test_must_fail git checkout ../outerspace
|
||
|
|
# '
|
||
|
|
#
|
||
|
|
# Writing this as "! git checkout ../outerspace" is wrong, because
|
||
|
|
# the failure could be due to a segv. We want a controlled failure.
|
||
|
|
|
||
|
|
test_must_fail () {
|
||
|
|
"$@"
|
||
|
|
exit_code=$?
|
||
|
|
if test $exit_code = 0; then
|
||
|
|
echo >&2 "test_must_fail: command succeeded: $*"
|
||
|
|
return 1
|
||
|
|
elif test $exit_code -gt 129 -a $exit_code -le 192; then
|
||
|
|
echo >&2 "test_must_fail: died by signal: $*"
|
||
|
|
return 1
|
||
|
|
elif test $exit_code = 127; then
|
||
|
|
echo >&2 "test_must_fail: command not found: $*"
|
||
|
|
return 1
|
||
|
|
fi
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
# Similar to test_must_fail, but tolerates success, too. This is
|
||
|
|
# meant to be used in contexts like:
|
||
|
|
#
|
||
|
|
# test_expect_success 'some command works without configuration' '
|
||
|
|
# test_might_fail git config --unset all.configuration &&
|
||
|
|
# do something
|
||
|
|
# '
|
||
|
|
#
|
||
|
|
# Writing "git config --unset all.configuration || :" would be wrong,
|
||
|
|
# because we want to notice if it fails due to segv.
|
||
|
|
|
||
|
|
test_might_fail () {
|
||
|
|
"$@"
|
||
|
|
exit_code=$?
|
||
|
|
if test $exit_code -gt 129 -a $exit_code -le 192; then
|
||
|
|
echo >&2 "test_might_fail: died by signal: $*"
|
||
|
|
return 1
|
||
|
|
elif test $exit_code = 127; then
|
||
|
|
echo >&2 "test_might_fail: command not found: $*"
|
||
|
|
return 1
|
||
|
|
fi
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
# Similar to test_must_fail and test_might_fail, but check that a
|
||
|
|
# given command exited with a given exit code. Meant to be used as:
|
||
|
|
#
|
||
|
|
# test_expect_success 'Merge with d/f conflicts' '
|
||
|
|
# test_expect_code 1 git merge "merge msg" B master
|
||
|
|
# '
|
||
|
|
|
||
|
|
test_expect_code () {
|
||
|
|
want_code=$1
|
||
|
|
shift
|
||
|
|
"$@"
|
||
|
|
exit_code=$?
|
||
|
|
if test $exit_code = $want_code
|
||
|
|
then
|
||
|
|
return 0
|
||
|
|
fi
|
||
|
|
|
||
|
|
echo >&2 "test_expect_code: command exited with $exit_code, we wanted $want_code $*"
|
||
|
|
return 1
|
||
|
|
}
|
||
|
|
|
||
|
|
# test_cmp is a helper function to compare actual and expected output.
|
||
|
|
# You can use it like:
|
||
|
|
#
|
||
|
|
# test_expect_success 'foo works' '
|
||
|
|
# echo expected >expected &&
|
||
|
|
# foo >actual &&
|
||
|
|
# test_cmp expected actual
|
||
|
|
# '
|
||
|
|
#
|
||
|
|
# This could be written as either "cmp" or "diff -u", but:
|
||
|
|
# - cmp's output is not nearly as easy to read as diff -u
|
||
|
|
# - not all diff versions understand "-u"
|
||
|
|
|
||
|
|
test_cmp() {
|
||
|
|
$GIT_TEST_CMP "$@"
|
||
|
|
}
|
||
|
|
|
||
|
|
# This function can be used to schedule some commands to be run
|
||
|
|
# unconditionally at the end of the test to restore sanity:
|
||
|
|
#
|
||
|
|
# test_expect_success 'test core.capslock' '
|
||
|
|
# git config core.capslock true &&
|
||
|
|
# test_when_finished "git config --unset core.capslock" &&
|
||
|
|
# hello world
|
||
|
|
# '
|
||
|
|
#
|
||
|
|
# That would be roughly equivalent to
|
||
|
|
#
|
||
|
|
# test_expect_success 'test core.capslock' '
|
||
|
|
# git config core.capslock true &&
|
||
|
|
# hello world
|
||
|
|
# git config --unset core.capslock
|
||
|
|
# '
|
||
|
|
#
|
||
|
|
# except that the greeting and config --unset must both succeed for
|
||
|
|
# the test to pass.
|
||
|
|
#
|
||
|
|
# Note that under --immediate mode, no clean-up is done to help diagnose
|
||
|
|
# what went wrong.
|
||
|
|
|
||
|
|
test_when_finished () {
|
||
|
|
test_cleanup="{ $*
|
||
|
|
} && (exit \"\$eval_ret\"); eval_ret=\$?; $test_cleanup"
|
||
|
|
}
|
||
|
|
|
||
|
|
# Most tests can use the created repository, but some may need to create more.
|
||
|
|
# Usage: test_create_repo <directory>
|
||
|
|
test_create_repo () {
|
||
|
|
test "$#" = 1 ||
|
||
|
|
error "bug in the test script: not 1 parameter to test-create-repo"
|
||
|
|
repo="$1"
|
||
|
|
mkdir -p "$repo"
|
||
|
|
(
|
||
|
|
cd "$repo" || error "Cannot setup test environment"
|
||
|
|
"$GIT_EXEC_PATH/git-init" "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 ||
|
||
|
|
error "cannot run git init -- have you built things yet?"
|
||
|
|
mv .git/hooks .git/hooks-disabled
|
||
|
|
) || exit
|
||
|
|
}
|