ceph-csi/vendor/k8s.io/kubernetes/test/cmd/plugins.sh
2018-11-26 13:23:56 -05:00

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#!/usr/bin/env bash
# Copyright 2018 The Kubernetes Authors.
#
# 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 -o errexit
set -o nounset
set -o pipefail
run_plugins_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl plugins"
# test plugins that overwrite existing kubectl commands
output_message=$(! PATH=${PATH}:"test/fixtures/pkg/kubectl/plugins/version" kubectl plugin list 2>&1)
kube::test::if_has_string "${output_message}" 'kubectl-version overwrites existing command: "kubectl version"'
# test plugins that overwrite similarly-named plugins
output_message=$(! PATH=${PATH}:"test/fixtures/pkg/kubectl/plugins:test/fixtures/pkg/kubectl/plugins/foo" kubectl plugin list 2>&1)
kube::test::if_has_string "${output_message}" 'test/fixtures/pkg/kubectl/plugins/foo/kubectl-foo is overshadowed by a similarly named plugin'
# test plugins with no warnings
output_message=$(PATH=${PATH}:"test/fixtures/pkg/kubectl/plugins" kubectl plugin list 2>&1)
kube::test::if_has_string "${output_message}" 'plugins are available'
# no plugins
output_message=$(! PATH=${PATH}:"test/fixtures/pkg/kubectl/plugins/empty" kubectl plugin list 2>&1)
kube::test::if_has_string "${output_message}" 'unable to find any kubectl plugins in your PATH'
# attempt to run a plugin in the user's PATH
output_message=$(PATH=${PATH}:"test/fixtures/pkg/kubectl/plugins" kubectl foo)
kube::test::if_has_string "${output_message}" 'plugin foo'
# ensure that a kubectl command supersedes a plugin that overshadows it
output_message=$(PATH=${PATH}:"test/fixtures/pkg/kubectl/plugins/version" kubectl version)
kube::test::if_has_string "${output_message}" 'Client Version'
kube::test::if_has_not_string "${output_message}" 'overshadows an existing plugin'
set +o nounset
set +o errexit
}