1*f578df4fSJingwen Chen#!/bin/bash 2*f578df4fSJingwen Chen# Copyright 2020 Google LLC 3*f578df4fSJingwen Chen# 4*f578df4fSJingwen Chen# Licensed under the Apache License, Version 2.0 (the "License"); 5*f578df4fSJingwen Chen# you may not use this file except in compliance with the License. 6*f578df4fSJingwen Chen# You may obtain a copy of the License at 7*f578df4fSJingwen Chen# 8*f578df4fSJingwen Chen# https://www.apache.org/licenses/LICENSE-2.0 9*f578df4fSJingwen Chen# 10*f578df4fSJingwen Chen# Unless required by applicable law or agreed to in writing, software 11*f578df4fSJingwen Chen# distributed under the License is distributed on an "AS IS" BASIS, 12*f578df4fSJingwen Chen# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*f578df4fSJingwen Chen# See the License for the specific language governing permissions and 14*f578df4fSJingwen Chen# limitations under the License. 15*f578df4fSJingwen Chen 16*f578df4fSJingwen Chen# Diff two files and PASS if they are equal, FAIL otherwise. 17*f578df4fSJingwen Chen# Usage: 18*f578df4fSJingwen Chen# diff_test.sh path_to_expected path_to_got 19*f578df4fSJingwen Chen 20*f578df4fSJingwen Chen# Find input files 21*f578df4fSJingwen Chendeclare -r EXPECTED="$1" 22*f578df4fSJingwen Chendeclare -r GOT="$2" 23*f578df4fSJingwen Chen 24*f578df4fSJingwen Chendiff_out=$(mktemp /tmp/diff_test.XXXXXXXXX) 25*f578df4fSJingwen Chendiff -cB "$EXPECTED" "$GOT" >"$diff_out" 26*f578df4fSJingwen Chenerr=0 27*f578df4fSJingwen Chenif [[ -s "$diff_out" ]] ; then 28*f578df4fSJingwen Chen cat "$diff_out" 29*f578df4fSJingwen Chen err=1 30*f578df4fSJingwen Chen echo 'To update:' 31*f578df4fSJingwen Chen echo ' cp bazel-bin/'"$GOT" "$EXPECTED" 32*f578df4fSJingwen Chen echo FAIL 33*f578df4fSJingwen Chenelse 34*f578df4fSJingwen Chen echo PASS 35*f578df4fSJingwen Chenfi 36*f578df4fSJingwen Chenexit $err 37