#!/bin/sh
# Copyright 2014 The Rust Project Developers. See the COPYRIGHT
# file at the top-level directory of this distribution and at
# http://rust-lang.org/COPYRIGHT.
# Portions Copyright (c) 2015-present, Facebook, Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
# option. This file may not be copied, modified, or distributed
# except according to those terms.
#
# This runs the test for emacs rust-mode.
# Either $EMACS must be set, or it must be possible to find emacs via PATH.

if test -z $EMACS {
    setglobal EMACS = 'emacs'
}

$EMACS --batch || do {
   echo "You must set EMACS to a program that runs emacs."
   exit 1
}

$[ $EMACS -batch > /dev/null !2 > !1] || do {
    echo "Your emacs command ($EMACS) does not run properly."
    exit 2
};

$[ $EMACS -batch --eval "(require 'ert)" > /dev/null !2 > !1] || do {
    echo 'You must install the `ert` dependency; see README.md'
    exit 3
};

setglobal warnings = $[ $EMACS -Q -batch -f batch-byte-compile rust-mode.el !2 > !1 | grep -v '^Wrote ]
if test -n $warnings {
    echo "Byte-compilation failed:"
    echo $warnings
    exit 4
} else {
    echo "Byte-compilation passed."
}

$EMACS -batch -l rust-mode.el -l rust-mode-tests.el -f ert-run-tests-batch-and-exit