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91 lines
1.9 KiB
91 lines
1.9 KiB
// Copyright 2015 RedHat, Inc.
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// Copyright 2015 CoreOS, Inc.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package sdjournal
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import (
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"os"
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"testing"
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"time"
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"github.com/coreos/go-systemd/journal"
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)
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func TestJournalFollow(t *testing.T) {
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r, err := NewJournalReader(JournalReaderConfig{
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Since: time.Duration(-15) * time.Second,
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Matches: []Match{
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{
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Field: SD_JOURNAL_FIELD_SYSTEMD_UNIT,
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Value: "NetworkManager.service",
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},
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},
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})
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if err != nil {
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t.Fatalf("Error opening journal: %s", err)
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}
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if r == nil {
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t.Fatal("Got a nil reader")
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}
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defer r.Close()
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// start writing some test entries
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done := make(chan struct{}, 1)
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defer close(done)
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go func() {
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for {
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select {
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case <-done:
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return
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default:
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if err = journal.Print(journal.PriInfo, "test message %s", time.Now()); err != nil {
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t.Fatalf("Error writing to journal: %s", err)
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}
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time.Sleep(time.Second)
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}
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}
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}()
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// and follow the reader synchronously
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timeout := time.Duration(5) * time.Second
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if err = r.Follow(time.After(timeout), os.Stdout); err != ErrExpired {
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t.Fatalf("Error during follow: %s", err)
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}
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}
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func TestJournalGetUsage(t *testing.T) {
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j, err := NewJournal()
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if err != nil {
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t.Fatalf("Error opening journal: %s", err)
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}
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if j == nil {
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t.Fatal("Got a nil journal")
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}
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defer j.Close()
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_, err = j.GetUsage()
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if err != nil {
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t.Fatalf("Error getting journal size: %s", err)
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}
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}
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