/
logging.go
116 lines (96 loc) · 2.25 KB
/
logging.go
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//
// DISCLAIMER
//
// Copyright 2016-2024 ArangoDB GmbH, Cologne, Germany
//
// 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.
//
// Copyright holder is ArangoDB GmbH, Cologne, Germany
//
package tests
import (
"bytes"
"encoding/json"
"testing"
"time"
"github.com/rs/zerolog"
"github.com/stretchr/testify/require"
"github.com/arangodb/kube-arangodb/pkg/logging"
)
type LogScanner interface {
Factory() logging.Factory
Get(timeout time.Duration) (string, bool)
GetData(t *testing.T, timeout time.Duration, obj interface{}) bool
}
type logScanner struct {
factory logging.Factory
in <-chan string
}
func (l *logScanner) GetData(t *testing.T, timeout time.Duration, obj interface{}) bool {
if s, ok := l.Get(timeout); !ok {
return false
} else {
require.NoError(t, json.Unmarshal([]byte(s), obj), s)
return true
}
}
func (l *logScanner) Factory() logging.Factory {
return l.factory
}
func (l *logScanner) Get(timeout time.Duration) (string, bool) {
t := time.NewTicker(timeout)
defer t.Stop()
for {
select {
case text := <-l.in:
return text, true
case <-t.C:
return "", false
}
}
}
func WithLogScanner(t *testing.T, name string, in func(t *testing.T, s LogScanner)) {
t.Run(name, func(t *testing.T) {
b := bytes.NewBuffer(nil)
l := zerolog.New(b)
f := logging.NewFactory(l)
out := make(chan string)
closer := make(chan struct{})
go func() {
defer close(out)
t := time.NewTicker(time.Millisecond)
defer t.Stop()
z := ""
for {
for b.Len() > 0 {
q, _, _ := b.ReadRune()
if q == '\n' {
out <- z
z = ""
} else {
z = z + string(q)
}
}
select {
case <-closer:
return
case <-t.C:
}
}
}()
in(t, &logScanner{
factory: f,
in: out,
})
})
}