82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package agents
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import (
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"bytes"
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"io/ioutil"
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"strings"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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cioutil "github.com/kubernetes-incubator/cri-containerd/pkg/ioutil"
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)
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func TestRedirectLogs(t *testing.T) {
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for desc, test := range map[string]struct {
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input string
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stream StreamType
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content []string
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}{
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"stdout log": {
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input: "test stdout log 1\ntest stdout log 2",
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stream: Stdout,
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content: []string{
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"test stdout log 1",
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"test stdout log 2",
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},
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},
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"stderr log": {
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input: "test stderr log 1\ntest stderr log 2",
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stream: Stderr,
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content: []string{
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"test stderr log 1",
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"test stderr log 2",
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},
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},
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"long log": {
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input: strings.Repeat("a", bufSize+10) + "\n",
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stream: Stdout,
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content: []string{
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strings.Repeat("a", bufSize),
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strings.Repeat("a", 10),
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},
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},
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} {
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t.Logf("TestCase %q", desc)
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rc := ioutil.NopCloser(strings.NewReader(test.input))
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buf := bytes.NewBuffer(nil)
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wc := cioutil.NewNopWriteCloser(buf)
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redirectLogs("test-path", rc, wc, test.stream)
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output := buf.String()
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lines := strings.Split(output, "\n")
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lines = lines[:len(lines)-1] // Discard empty string after last \n
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assert.Len(t, lines, len(test.content))
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for i := range lines {
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fields := strings.SplitN(lines[i], string([]byte{delimiter}), 3)
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require.Len(t, fields, 3)
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_, err := time.Parse(timestampFormat, fields[0])
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assert.NoError(t, err)
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assert.EqualValues(t, test.stream, fields[1])
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assert.Equal(t, test.content[i], fields[2])
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}
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}
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}
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