github.com/alibaba/ilogtail/pkg@v0.0.0-20250526110833-c53b480d046c/helper/log_helper_test.go (about)

     1  // Copyright 2023 iLogtail Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package helper
    16  
    17  import (
    18  	"github.com/alibaba/ilogtail/pkg/config"
    19  	"github.com/alibaba/ilogtail/pkg/protocol"
    20  	"github.com/alibaba/ilogtail/pkg/selfmonitor"
    21  
    22  	"github.com/stretchr/testify/assert"
    23  	"github.com/stretchr/testify/require"
    24  
    25  	"testing"
    26  )
    27  
    28  func TestMetricLabels_Append(t *testing.T) {
    29  	var ml MetricLabels
    30  	ml.Append("key2", "val")
    31  	ml.Append("key", "val")
    32  	log := NewMetricLog("name", 1691646109945, 1, &ml)
    33  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"key#$#val|key2#$#val" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    34  
    35  	ml.Replace("key", "val2")
    36  
    37  	log = NewMetricLog("name", 1691646109945, 1, &ml)
    38  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"key#$#val2|key2#$#val" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    39  
    40  	ml.Replace("key3", "val3")
    41  	log = NewMetricLog("name", 1691646109945, 1, &ml)
    42  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"key#$#val2|key2#$#val|key3#$#val3" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    43  
    44  	cloneLabel := ml.Clone()
    45  	cloneLabel.Replace("key3", "val4")
    46  	log = NewMetricLog("name", 1691646109945, 1, cloneLabel)
    47  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"key#$#val2|key2#$#val|key3#$#val4" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    48  
    49  	log = NewMetricLog("name", 1691646109945, 1, &ml)
    50  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"key#$#val2|key2#$#val|key3#$#val3" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    51  
    52  	log = NewMetricLog("name", 1691646109945, 1, nil)
    53  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    54  
    55  	log = NewMetricLog("name", 1691646109945, 1, nil)
    56  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    57  
    58  	var ml2 MetricLabels
    59  	config.LoongcollectorGlobalConfig.EnableSlsMetricsFormat = true
    60  	ml2.Append("key@", "val|")
    61  
    62  	log = NewMetricLog("name@", 1691646109945, 1, &ml2)
    63  	require.Equal(t, `Time:1691646109 Contents:<Key:"__name__" Value:"name_" > Contents:<Key:"__time_nano__" Value:"1691646109945000000" > Contents:<Key:"__labels__" Value:"key_#$#val_" > Contents:<Key:"__value__" Value:"1" > Time_ns:945000000 `, log.String())
    64  
    65  }
    66  
    67  func Test_GetMetricName(t *testing.T) {
    68  	type args struct {
    69  		log *protocol.Log
    70  	}
    71  	tests := []struct {
    72  		name string
    73  		args args
    74  		want string
    75  	}{
    76  		{
    77  			name: "test1",
    78  			args: struct {
    79  				log *protocol.Log
    80  			}{log: &protocol.Log{
    81  				Contents: []*protocol.Log_Content{{Key: selfmonitor.SelfMetricNameKey, Value: "metric1"}}},
    82  			},
    83  			want: "metric1",
    84  		},
    85  
    86  		{
    87  			name: "test2",
    88  			args: struct {
    89  				log *protocol.Log
    90  			}{log: &protocol.Log{
    91  				Contents: []*protocol.Log_Content{
    92  					{Key: "first", Value: "metric1"},
    93  					{Key: selfmonitor.SelfMetricNameKey, Value: "metric2"},
    94  				}},
    95  			},
    96  			want: "metric2",
    97  		},
    98  	}
    99  	for _, tt := range tests {
   100  		t.Run(tt.name, func(t *testing.T) {
   101  			assert.Equalf(t, tt.want, GetMetricName(tt.args.log), "GetMetricName(%v, %v)", tt.args.log)
   102  		})
   103  	}
   104  }