.travis/build-and-run-docker-test-containers.sh

#!/bin/bash
#
# Copyright 2018 Google Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -e

docker build -t build_cpp_image -f tests/docker/Dockerfile.testing.cpp.debian_buster .
# Run tests with sanitizers  (--cap-add SYS_PTRACE), both GCC and Clang.
cpp_test_args="--cap-add SYS_PTRACE build_cpp_image sh ./tests/docker/cpp_test.run.sh Debug"
docker run --rm $cpp_test_args
docker run --rm --env CC=/usr/bin/clang --env CXX=/usr/bin/clang++ $cpp_test_args
# Build flatc on debian once to speed up the test loop below.
docker run --name flatc_container build_cpp_image sh ./tests/docker/build_flatc.run.sh Debug
# All dependent dockers refer to 'flatc_debian_stretch'.
docker cp flatc_container:/flatbuffers/flatc flatc_debian_stretch

for f in $(ls tests/docker/languages | sort)
do
        # docker pull sometimes fails for unknown reasons, probably travisci-related. this retries the pull we need a few times.
        REQUIRED_BASE_IMAGE=$(cat tests/docker/languages/${f} | head -n 1  | awk ' { print $2 } ')

        set +e
        n=0
        until [ $n -ge 5 ]
        do
           docker pull $REQUIRED_BASE_IMAGE && break
           n=$[$n+1]
           sleep 1
        done
        set -e

        docker build -t $(echo ${f} | cut -f 3- -d .) -f tests/docker/languages/${f} .
        echo "TEST OK: ${f}"
done