progtest: Add runner script

* .gitignore: Ignore new generated files (Autoconf, Automake, output).
* Makefile: Rename to `Makefile.am', dynamically expand
  `--harmony-destructuring'.
* autogen.sh: New script.
* bin/runner.in: New runner script.
* bin/runner.js: Resolve program path relative to CWD.
* configure.ac: New configure script.

progtest/.gitignore

@@ -1,6 +1,19 @@
-/node_modules
+# generated by autotools
+/aclocal.m4
+/autom4te.cache
+/build-aux
+/configure
+/Makefile.in
+
+# generated by configure
+bin/runner
+/config.*
+/Makefile
 
 # output
 /tame-progtest.js
 index.js
 
+# npm
+/node_modules
+

progtest/Makefile.am

@@ -35,7 +35,7 @@ modindex: $(nsindex)
 test: check
 check:
 	PATH="$(PATH):$(CURDIR)/node_modules/mocha/bin" \
-		mocha --harmony_destructuring --recursive test/
+		mocha @NODE_DESTRUCTURE@ --recursive test/
 
 browserify: tame-progtest.js
 tame-progtest.js: check modindex

progtest/autogen.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+# Autoreconf runner
+#
+#  Copyright (C) 2018 R-T Specialty, LLC.
+#
+#  This file is part of TAME.
+#
+#  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 3 of the License, 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/>.
+##
+
+which autoreconf &>/dev/null || {
+  echo "\`autoreconf' not found in PATH"
+  exit 1
+}
+
+exec autoreconf -fvi

progtest/bin/runner.in

@@ -0,0 +1,37 @@
+#!/bin/bash
+# Start runner using Node.js executable determined at configure-time
+#
+#  Copyright (C) 2018 R-T Specialty, LLC.
+#
+#  This file is part of TAME.
+#
+#  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 3 of the License, 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/>.
+#
+# In addition to the configure-time NODE_FLAGS, the NODE_FLAGS environment
+# variable can be used to add additional arguments to this script.
+# WARNING: NODE_FLAGS arguments provided via environment varialbes are _not_
+# escaped, so be mindful of word expansion!
+#
+# @AUTOGENERATED@
+##
+
+declare -r mypath=$( dirname $( readlink -f "$0" ) )
+
+declare -r program="${1?Missing program JS path}"
+shift
+
+# this kluge just concatenates all test files together until we have
+# multi-file support (consequently, no args will read from stdin, which is
+# convenient)
+"@NODE@" @NODE_FLAGS@ $NODE_FLAGS "$mypath/runner.js" "$program" <( cat "$@" )

progtest/bin/runner.js

@@ -21,7 +21,7 @@
 
 "use strict";
 
-const program  = require( process.argv[ 2 ] );
+const program  = require( process.cwd() + '/' + process.argv[ 2 ] );
 const filename = process.argv[ 3 ];
 
 const fs = require( 'fs' );

progtest/configure.ac

@@ -0,0 +1,49 @@
+## For use my automake and autoconf
+#
+#  Copyright (C) 2018 R-T Specialty, LLC.
+#
+#  This file is part of TAME.
+#
+#  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 3 of the License, 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/>.
+##
+
+AC_INIT([tame-progtest], [0.0.0])
+AC_CONFIG_AUX_DIR([build-aux])
+AM_INIT_AUTOMAKE([foreign])
+
+AC_ARG_VAR([NODE], [The Node.js interpreter])
+AC_ARG_VAR([NODE_FLAGS], [Arguments to Node.js for test runner (bin/runner)])
+AC_CHECK_PROGS(NODE, [node nodejs])
+
+test -n "$NODE" || AC_MSG_ERROR([missing Node.js])
+
+# only needed for older versions of Node
+AC_MSG_CHECKING([$NODE --harmony_destructuring])
+AS_IF(["$NODE" --harmony_destructuring >/dev/null 2>/dev/null],
+      [AC_MSG_RESULT(available)
+       AC_SUBST([NODE_DESTRUCTURE], [--harmony_destructuring])],
+      [AC_MSG_RESULT(no)])
+
+NODE_FLAGS="$NODE_FLAGS $NODE_DESTRUCTURE"
+
+AC_SUBST([AUTOGENERATED],
+         ["THIS FILE IS AUTOGENERATED!  DO NOT MODIFY!  See *.in."])
+
+AC_CONFIG_FILES([Makefile])
+AC_CONFIG_FILES([bin/runner],
+                [chmod +x bin/runner])
+
+AC_OUTPUT
+
+AC_MSG_NOTICE([You may now invoke \`make' to build.])