diff options
| -rwxr-xr-x | build-aux/tap-driver.sh | 652 |
1 files changed, 0 insertions, 652 deletions
diff --git a/build-aux/tap-driver.sh b/build-aux/tap-driver.sh deleted file mode 100755 index 19aa531d..00000000 --- a/build-aux/tap-driver.sh +++ /dev/null @@ -1,652 +0,0 @@ -#! /bin/sh -# Copyright (C) 2011-2013 Free Software Foundation, Inc. -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. - -# As a special exception to the GNU General Public License, if you -# distribute this file as part of a program that contains a -# configuration script generated by Autoconf, you may include it under -# the same distribution terms that you use for the rest of that program. - -# This file is maintained in Automake, please report -# bugs to <bug-automake@gnu.org> or send patches to -# <automake-patches@gnu.org>. - -scriptversion=2011-12-27.17; # UTC - -# Make unconditional expansion of undefined variables an error. This -# helps a lot in preventing typo-related bugs. -set -u - -me=tap-driver.sh - -fatal () -{ - echo "$me: fatal: $*" >&2 - exit 1 -} - -usage_error () -{ - echo "$me: $*" >&2 - print_usage >&2 - exit 2 -} - -print_usage () -{ - cat <<END -Usage: - tap-driver.sh --test-name=NAME --log-file=PATH --trs-file=PATH - [--expect-failure={yes|no}] [--color-tests={yes|no}] - [--enable-hard-errors={yes|no}] [--ignore-exit] - [--diagnostic-string=STRING] [--merge|--no-merge] - [--comments|--no-comments] [--] TEST-COMMAND -The \`--test-name', \`--log-file' and \`--trs-file' options are mandatory. -END -} - -# TODO: better error handling in option parsing (in particular, ensure -# TODO: $log_file, $trs_file and $test_name are defined). -test_name= # Used for reporting. -log_file= # Where to save the result and output of the test script. -trs_file= # Where to save the metadata of the test run. -expect_failure=0 -color_tests=0 -merge=0 -ignore_exit=0 -comments=0 -diag_string='#' -while test $# -gt 0; do - case $1 in - --help) print_usage; exit $?;; - --version) echo "$me $scriptversion"; exit $?;; - --test-name) test_name=$2; shift;; - --log-file) log_file=$2; shift;; - --trs-file) trs_file=$2; shift;; - --color-tests) color_tests=$2; shift;; - --expect-failure) expect_failure=$2; shift;; - --enable-hard-errors) shift;; # No-op. - --merge) merge=1;; - --no-merge) merge=0;; - --ignore-exit) ignore_exit=1;; - --comments) comments=1;; - --no-comments) comments=0;; - --diagnostic-string) diag_string=$2; shift;; - --) shift; break;; - -*) usage_error "invalid option: '$1'";; - esac - shift -done - -test $# -gt 0 || usage_error "missing test command" - -case $expect_failure in - yes) expect_failure=1;; - *) expect_failure=0;; -esac - -if test $color_tests = yes; then - init_colors=' - color_map["red"]="[0;31m" # Red. - color_map["grn"]="[0;32m" # Green. - color_map["lgn"]="[1;32m" # Light green. - color_map["blu"]="[1;34m" # Blue. - color_map["mgn"]="[0;35m" # Magenta. - color_map["std"]="[m" # No color. - color_for_result["ERROR"] = "mgn" - color_for_result["PASS"] = "grn" - color_for_result["XPASS"] = "red" - color_for_result["FAIL"] = "red" - color_for_result["XFAIL"] = "lgn" - color_for_result["SKIP"] = "blu"' -else - init_colors='' -fi - -# :; is there to work around a bug in bash 3.2 (and earlier) which -# does not always set '$?' properly on redirection failure. -# See the Autoconf manual for more details. -:;{ - ( - # Ignore common signals (in this subshell only!), to avoid potential - # problems with Korn shells. Some Korn shells are known to propagate - # to themselves signals that have killed a child process they were - # waiting for; this is done at least for SIGINT (and usually only for - # it, in truth). Without the `trap' below, such a behaviour could - # cause a premature exit in the current subshell, e.g., in case the - # test command it runs gets terminated by a SIGINT. Thus, the awk - # script we are piping into would never seen the exit status it - # expects on its last input line (which is displayed below by the - # last `echo $?' statement), and would thus die reporting an internal - # error. - # For more information, see the Autoconf manual and the threads: - # <http://lists.gnu.org/archive/html/bug-autoconf/2011-09/msg00004.html> - # <http://mail.opensolaris.org/pipermail/ksh93-integration-discuss/2009-February/004121.html> - trap : 1 3 2 13 15 - if test $merge -gt 0; then - exec 2>&1 - else - exec 2>&3 - fi - "$@" - echo $? - ) | LC_ALL=C ${AM_TAP_AWK-awk} \ - -v me="$me" \ - -v test_script_name="$test_name" \ - -v log_file="$log_file" \ - -v trs_file="$trs_file" \ - -v expect_failure="$expect_failure" \ - -v merge="$merge" \ - -v ignore_exit="$ignore_exit" \ - -v comments="$comments" \ - -v diag_string="$diag_string" \ -' -# FIXME: the usages of "cat >&3" below could be optimized when using -# FIXME: GNU awk, and/on on systems that supports /dev/fd/. - -# Implementation note: in what follows, `result_obj` will be an -# associative array that (partly) simulates a TAP result object -# from the `TAP::Parser` perl module. - -## ----------- ## -## FUNCTIONS ## -## ----------- ## - -function fatal(msg) -{ - print me ": " msg | "cat >&2" - exit 1 -} - -function abort(where) -{ - fatal("internal error " where) -} - -# Convert a boolean to a "yes"/"no" string. -function yn(bool) -{ - return bool ? "yes" : "no"; -} - -function add_test_result(result) -{ - if (!test_results_index) - test_results_index = 0 - test_results_list[test_results_index] = result - test_results_index += 1 - test_results_seen[result] = 1; -} - -# Whether the test script should be re-run by "make recheck". -function must_recheck() -{ - for (k in test_results_seen) - if (k != "XFAIL" && k != "PASS" && k != "SKIP") - return 1 - return 0 -} - -# Whether the content of the log file associated to this test should -# be copied into the "global" test-suite.log. -function copy_in_global_log() -{ - for (k in test_results_seen) - if (k != "PASS") - return 1 - return 0 -} - -# FIXME: this can certainly be improved ... -function get_global_test_result() -{ - if ("ERROR" in test_results_seen) - return "ERROR" - if ("FAIL" in test_results_seen || "XPASS" in test_results_seen) - return "FAIL" - all_skipped = 1 - for (k in test_results_seen) - if (k != "SKIP") - all_skipped = 0 - if (all_skipped) - return "SKIP" - return "PASS"; -} - -function stringify_result_obj(result_obj) -{ - if (result_obj["is_unplanned"] || result_obj["number"] != testno) - return "ERROR" - - if (plan_seen == LATE_PLAN) - return "ERROR" - - if (result_obj["directive"] == "TODO") - return result_obj["is_ok"] ? "XPASS" : "XFAIL" - - if (result_obj["directive"] == "SKIP") - return result_obj["is_ok"] ? "SKIP" : COOKED_FAIL; - - if (length(result_obj["directive"])) - abort("in function stringify_result_obj()") - - return result_obj["is_ok"] ? COOKED_PASS : COOKED_FAIL -} - -function decorate_result(result) -{ - color_name = color_for_result[result] - if (color_name) - return color_map[color_name] "" result "" color_map["std"] - # If we are not using colorized output, or if we do not know how - # to colorize the given result, we should return it unchanged. - return result -} - -function report(result, details) -{ - if (result ~ /^(X?(PASS|FAIL)|SKIP|ERROR)/) - { - msg = ": " test_script_name - add_test_result(result) - } - else if (result == "#") - { - msg = " " test_script_name ":" - } - else - { - abort("in function report()") - } - if (length(details)) - msg = msg " " details - # Output on console might be colorized. - print decorate_result(result) msg - # Log the result in the log file too, to help debugging (this is - # especially true when said result is a TAP error or "Bail out!"). - print result msg | "cat >&3"; -} - -function testsuite_error(error_message) -{ - report("ERROR", "- " error_message) -} - -function handle_tap_result() -{ - details = result_obj["number"]; - if (length(result_obj["description"])) - details = details " " result_obj["description"] - - if (plan_seen == LATE_PLAN) - { - details = details " # AFTER LATE PLAN"; - } - else if (result_obj["is_unplanned"]) - { - details = details " # UNPLANNED"; - } - else if (result_obj["number"] != testno) - { - details = sprintf("%s # OUT-OF-ORDER (expecting %d)", - details, testno); - } - else if (result_obj["directive"]) - { - details = details " # " result_obj["directive"]; - if (length(result_obj["explanation"])) - details = details " " result_obj["explanation"] - } - - report(stringify_result_obj(result_obj), details) -} - -# `skip_reason` should be empty whenever planned > 0. -function handle_tap_plan(planned, skip_reason) -{ - planned += 0 # Avoid getting confused if, say, `planned` is "00" - if (length(skip_reason) && planned > 0) - abort("in function handle_tap_plan()") - if (plan_seen) - { - # Error, only one plan per stream is acceptable. - testsuite_error("multiple test plans") - return; - } - planned_tests = planned - # The TAP plan can come before or after *all* the TAP results; we speak - # respectively of an "early" or a "late" plan. If we see the plan line - # after at least one TAP result has been seen, assume we have a late - # plan; in this case, any further test result seen after the plan will - # be flagged as an error. - plan_seen = (testno >= 1 ? LATE_PLAN : EARLY_PLAN) - # If testno > 0, we have an error ("too many tests run") that will be - # automatically dealt with later, so do not worry about it here. If - # $plan_seen is true, we have an error due to a repeated plan, and that - # has already been dealt with above. Otherwise, we have a valid "plan - # with SKIP" specification, and should report it as a particular kind - # of SKIP result. - if (planned == 0 && testno == 0) - { - if (length(skip_reason)) - skip_reason = "- " skip_reason; - report("SKIP", skip_reason); - } -} - -function extract_tap_comment(line) -{ - if (index(line, diag_string) == 1) - { - # Strip leading `diag_string` from `line`. - line = substr(line, length(diag_string) + 1) - # And strip any leading and trailing whitespace left. - sub("^[ \t]*", "", line) - sub("[ \t]*$", "", line) - # Return what is left (if any). - return line; - } - return ""; -} - -# When this function is called, we know that line is a TAP result line, -# so that it matches the (perl) RE "^(not )?ok\b". -function setup_result_obj(line) -{ - # Get the result, and remove it from the line. - result_obj["is_ok"] = (substr(line, 1, 2) == "ok" ? 1 : 0) - sub("^(not )?ok[ \t]*", "", line) - - # If the result has an explicit number, get it and strip it; otherwise, - # automatically assing the next progresive number to it. - if (line ~ /^[0-9]+$/ || line ~ /^[0-9]+[^a-zA-Z0-9_]/) - { - match(line, "^[0-9]+") - # The final `+ 0` is to normalize numbers with leading zeros. - result_obj["number"] = substr(line, 1, RLENGTH) + 0 - line = substr(line, RLENGTH + 1) - } - else - { - result_obj["number"] = testno - } - - if (plan_seen == LATE_PLAN) - # No further test results are acceptable after a "late" TAP plan - # has been seen. - result_obj["is_unplanned"] = 1 - else if (plan_seen && testno > planned_tests) - result_obj["is_unplanned"] = 1 - else - result_obj["is_unplanned"] = 0 - - # Strip trailing and leading whitespace. - sub("^[ \t]*", "", line) - sub("[ \t]*$", "", line) - - # This will have to be corrected if we have a "TODO"/"SKIP" directive. - result_obj["description"] = line - result_obj["directive"] = "" - result_obj["explanation"] = "" - - if (index(line, "#") == 0) - return # No possible directive, nothing more to do. - - # Directives are case-insensitive. - rx = "[ \t]*#[ \t]*([tT][oO][dD][oO]|[sS][kK][iI][pP])[ \t]*" - - # See whether we have the directive, and if yes, where. - pos = match(line, rx "$") - if (!pos) - pos = match(line, rx "[^a-zA-Z0-9_]") - - # If there was no TAP directive, we have nothing more to do. - if (!pos) - return - - # Let`s now see if the TAP directive has been escaped. For example: - # escaped: ok \# SKIP - # not escaped: ok \\# SKIP - # escaped: ok \\\\\# SKIP - # not escaped: ok \ # SKIP - if (substr(line, pos, 1) == "#") - { - bslash_count = 0 - for (i = pos; i > 1 && substr(line, i - 1, 1) == "\\"; i--) - bslash_count += 1 - if (bslash_count % 2) - return # Directive was escaped. - } - - # Strip the directive and its explanation (if any) from the test - # description. - result_obj["description"] = substr(line, 1, pos - 1) - # Now remove the test description from the line, that has been dealt - # with already. - line = substr(line, pos) - # Strip the directive, and save its value (normalized to upper case). - sub("^[ \t]*#[ \t]*", "", line) - result_obj["directive"] = toupper(substr(line, 1, 4)) - line = substr(line, 5) - # Now get the explanation for the directive (if any), with leading - # and trailing whitespace removed. - sub("^[ \t]*", "", line) - sub("[ \t]*$", "", line) - result_obj["explanation"] = line -} - -function get_test_exit_message(status) -{ - if (status == 0) - return "" - if (status !~ /^[1-9][0-9]*$/) - abort("getting exit status") - if (status < 127) - exit_details = "" - else if (status == 127) - exit_details = " (command not found?)" - else if (status >= 128 && status <= 255) - exit_details = sprintf(" (terminated by signal %d?)", status - 128) - else if (status > 256 && status <= 384) - # We used to report an "abnormal termination" here, but some Korn - # shells, when a child process die due to signal number n, can leave - # in $? an exit status of 256+n instead of the more standard 128+n. - # Apparently, both behaviours are allowed by POSIX (2008), so be - # prepared to handle them both. See also Austing Group report ID - # 0000051 <http://www.austingroupbugs.net/view.php?id=51> - exit_details = sprintf(" (terminated by signal %d?)", status - 256) - else - # Never seen in practice. - exit_details = " (abnormal termination)" - return sprintf("exited with status %d%s", status, exit_details) -} - -function write_test_results() -{ - print ":global-test-result: " get_global_test_result() > trs_file - print ":recheck: " yn(must_recheck()) > trs_file - print ":copy-in-global-log: " yn(copy_in_global_log()) > trs_file - for (i = 0; i < test_results_index; i += 1) - print ":test-result: " test_results_list[i] > trs_file - close(trs_file); -} - -BEGIN { - -## ------- ## -## SETUP ## -## ------- ## - -'"$init_colors"' - -# Properly initialized once the TAP plan is seen. -planned_tests = 0 - -COOKED_PASS = expect_failure ? "XPASS": "PASS"; -COOKED_FAIL = expect_failure ? "XFAIL": "FAIL"; - -# Enumeration-like constants to remember which kind of plan (if any) -# has been seen. It is important that NO_PLAN evaluates "false" as -# a boolean. -NO_PLAN = 0 -EARLY_PLAN = 1 -LATE_PLAN = 2 - -testno = 0 # Number of test results seen so far. -bailed_out = 0 # Whether a "Bail out!" directive has been seen. - -# Whether the TAP plan has been seen or not, and if yes, which kind -# it is ("early" is seen before any test result, "late" otherwise). -plan_seen = NO_PLAN - -## --------- ## -## PARSING ## -## --------- ## - -is_first_read = 1 - -while (1) - { - # Involutions required so that we are able to read the exit status - # from the last input line. - st = getline - if (st < 0) # I/O error. - fatal("I/O error while reading from input stream") - else if (st == 0) # End-of-input - { - if (is_first_read) - abort("in input loop: only one input line") - break - } - if (is_first_read) - { - is_first_read = 0 - nextline = $0 - continue - } - else - { - curline = nextline - nextline = $0 - $0 = curline - } - # Copy any input line verbatim into the log file. - print | "cat >&3" - # Parsing of TAP input should stop after a "Bail out!" directive. - if (bailed_out) - continue - - # TAP test result. - if ($0 ~ /^(not )?ok$/ || $0 ~ /^(not )?ok[^a-zA-Z0-9_]/) - { - testno += 1 - setup_result_obj($0) - handle_tap_result() - } - # TAP plan (normal or "SKIP" without explanation). - else if ($0 ~ /^1\.\.[0-9]+[ \t]*$/) - { - # The next two lines will put the number of planned tests in $0. - sub("^1\\.\\.", "") - sub("[^0-9]*$", "") - handle_tap_plan($0, "") - continue - } - # TAP "SKIP" plan, with an explanation. - else if ($0 ~ /^1\.\.0+[ \t]*#/) - { - # The next lines will put the skip explanation in $0, stripping - # any leading and trailing whitespace. This is a little more - # tricky in truth, since we want to also strip a potential leading - # "SKIP" string from the message. - sub("^[^#]*#[ \t]*(SKIP[: \t][ \t]*)?", "") - sub("[ \t]*$", ""); - handle_tap_plan(0, $0) - } - # "Bail out!" magic. - # Older versions of prove and TAP::Harness (e.g., 3.17) did not - # recognize a "Bail out!" directive when preceded by leading - # whitespace, but more modern versions (e.g., 3.23) do. So we - # emulate the latter, "more modern" behaviour. - else if ($0 ~ /^[ \t]*Bail out!/) - { - bailed_out = 1 - # Get the bailout message (if any), with leading and trailing - # whitespace stripped. The message remains stored in `$0`. - sub("^[ \t]*Bail out![ \t]*", ""); - sub("[ \t]*$", ""); - # Format the error message for the - bailout_message = "Bail out!" - if (length($0)) - bailout_message = bailout_message " " $0 - testsuite_error(bailout_message) - } - # Maybe we have too look for dianogtic comments too. - else if (comments != 0) - { - comment = extract_tap_comment($0); - if (length(comment)) - report("#", comment); - } - } - -## -------- ## -## FINISH ## -## -------- ## - -# A "Bail out!" directive should cause us to ignore any following TAP -# error, as well as a non-zero exit status from the TAP producer. -if (!bailed_out) - { - if (!plan_seen) - { - testsuite_error("missing test plan") - } - else if (planned_tests != testno) - { - bad_amount = testno > planned_tests ? "many" : "few" - testsuite_error(sprintf("too %s tests run (expected %d, got %d)", - bad_amount, planned_tests, testno)) - } - if (!ignore_exit) - { - # Fetch exit status from the last line. - exit_message = get_test_exit_message(nextline) - if (exit_message) - testsuite_error(exit_message) - } - } - -write_test_results() - -exit 0 - -} # End of "BEGIN" block. -' - -# TODO: document that we consume the file descriptor 3 :-( -} 3>"$log_file" - -test $? -eq 0 || fatal "I/O or internal error" - -# Local Variables: -# mode: shell-script -# sh-indentation: 2 -# eval: (add-hook 'write-file-hooks 'time-stamp) -# time-stamp-start: "scriptversion=" -# time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-time-zone: "UTC" -# time-stamp-end: "; # UTC" -# End: |