git/t/lib-gitweb.sh
Patrick Steinhardt cbcc2f7911 GIT-BUILD-OPTIONS: wire up NO_GITWEB option
Building our "gitweb" interface is optional in our Makefile and in Meson
and not wired up at all with CMake, but disabling it causes a couple of
tests in the t950* range that pull in "t/lib-gitweb.sh". This is because
the test library knows to execute gitweb-tests based on whether or not
Perl is available, but we may have Perl available and still end up not
building gitweb e.g. with `make test NO_GITWEB=YesPlease`.

Fix this issue by wiring up a new "NO_GITWEB" build option so that we
can skip these tests in case gitweb is not built.

Note that this new build option requires us to move the configuration of
GIT-BUILD-OPTIONS to a later point in our Meson build instructions. But
as that file is only consumed by our tests at runtime this change does
not cause any issues.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2024-12-27 08:17:19 -08:00

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# Initialization and helpers for Gitweb tests, which source this
# shell library instead of test-lib.sh.
#
# Copyright (c) 2007 Jakub Narebski
#
gitweb_init () {
safe_pwd="$(perl -MPOSIX=getcwd -e 'print quotemeta(getcwd)')"
cat >gitweb_config.perl <<EOF
#!/usr/bin/perl
# gitweb configuration for tests
our \$version = 'current';
our \$GIT = 'git';
our \$projectroot = "$safe_pwd";
our \$project_maxdepth = 8;
our \$home_link_str = 'projects';
our \$site_name = '[localhost]';
our \$site_html_head_string = '';
our \$site_header = '';
our \$site_footer = '';
our \$home_text = 'indextext.html';
our @stylesheets = ('file:///$GIT_BUILD_DIR/gitweb/static/gitweb.css');
our \$logo = 'file:///$GIT_BUILD_DIR/gitweb/static/git-logo.png';
our \$favicon = 'file:///$GIT_BUILD_DIR/gitweb/static/git-favicon.png';
our \$projects_list = '';
our \$export_ok = '';
our \$strict_export = '';
our \$maxload = undef;
EOF
cat >.git/description <<EOF
$0 test repository
EOF
# You can set the GITWEB_TEST_INSTALLED environment variable to
# the gitwebdir (the directory where gitweb is installed / deployed to)
# of an existing gitweb installation to test that installation,
# or simply to pathname of installed gitweb script.
if test -n "$GITWEB_TEST_INSTALLED" ; then
if test -d $GITWEB_TEST_INSTALLED; then
SCRIPT_NAME="$GITWEB_TEST_INSTALLED/gitweb.cgi"
else
SCRIPT_NAME="$GITWEB_TEST_INSTALLED"
fi
test -f "$SCRIPT_NAME" ||
error "Cannot find gitweb at $GITWEB_TEST_INSTALLED."
say "# Testing $SCRIPT_NAME"
else # normal case, use built version of gitweb
SCRIPT_NAME="$GIT_BUILD_DIR/gitweb/gitweb.cgi"
fi
export SCRIPT_NAME
}
gitweb_run () {
GATEWAY_INTERFACE='CGI/1.1'
HTTP_ACCEPT='*/*'
REQUEST_METHOD='GET'
QUERY_STRING=$1
PATH_INFO=$2
REQUEST_URI=/gitweb.cgi$PATH_INFO
export GATEWAY_INTERFACE HTTP_ACCEPT REQUEST_METHOD \
QUERY_STRING PATH_INFO REQUEST_URI
GITWEB_CONFIG=$(pwd)/gitweb_config.perl
export GITWEB_CONFIG
# some of git commands write to STDERR on error, but this is not
# written to web server logs, so we are not interested in that:
# we are interested only in properly formatted errors/warnings
rm -f gitweb.log &&
perl -- "$SCRIPT_NAME" \
>gitweb.output 2>gitweb.log &&
perl -w -e '
open O, ">gitweb.headers";
while (<>) {
print O;
last if (/^\r$/ || /^$/);
}
open O, ">gitweb.body";
while (<>) {
print O;
}
close O;
' gitweb.output &&
if grep '^[[]' gitweb.log >/dev/null 2>&1; then
test_debug 'cat gitweb.log >&2' &&
false
else
true
fi
# gitweb.log is left for debugging
# gitweb.output is used to parse HTTP output
# gitweb.headers contains only HTTP headers
# gitweb.body contains body of message, without headers
}
. ./test-lib.sh
if ! test_have_prereq PERL; then
skip_all='skipping gitweb tests, perl not available'
test_done
fi
if ! test_have_prereq GITWEB; then
skip_all='skipping gitweb tests, gitweb not available'
test_done
fi
perl -MEncode -e '$e="";decode_utf8($e, Encode::FB_CROAK)' >/dev/null 2>&1 || {
skip_all='skipping gitweb tests, perl version is too old'
test_done
}
perl -MCGI -MCGI::Util -MCGI::Carp -e 0 >/dev/null 2>&1 || {
skip_all='skipping gitweb tests, CGI & CGI::Util & CGI::Carp modules not available'
test_done
}
perl -mTime::HiRes -e 0 >/dev/null 2>&1 || {
skip_all='skipping gitweb tests, Time::HiRes module not available'
test_done
}
gitweb_init