github.com/alibaba/ilogtail/pkg@v0.0.0-20250526110833-c53b480d046c/selfmonitor/metrics_imp_v2_test.go (about)

     1  // Copyright 2024 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 selfmonitor
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/stretchr/testify/assert"
    21  
    22  	"github.com/alibaba/ilogtail/pkg/protocol"
    23  )
    24  
    25  func TestStrMetricV2_Name(t *testing.T) {
    26  	type fields struct {
    27  		name   string
    28  		value  string
    29  		labels []*protocol.Log_Content
    30  	}
    31  	tests := []struct {
    32  		name   string
    33  		fields fields
    34  		want   string
    35  	}{
    36  		{
    37  			name: "test_name",
    38  			fields: fields{
    39  				name:  "field",
    40  				value: "v",
    41  			},
    42  			want: "field",
    43  		},
    44  		{
    45  			name: "test_name",
    46  			fields: fields{
    47  				name:  "field",
    48  				value: "v",
    49  				labels: []*protocol.Log_Content{
    50  					{
    51  						Key:   "key",
    52  						Value: "value",
    53  					},
    54  				},
    55  			},
    56  			want: "field",
    57  		},
    58  	}
    59  	for _, tt := range tests {
    60  		t.Run(tt.name, func(t *testing.T) {
    61  			constLabels := map[string]string{}
    62  			for _, v := range tt.fields.labels {
    63  				constLabels[v.Key] = v.Value
    64  			}
    65  			metric := NewStringMetricVector(tt.fields.name, constLabels, nil).WithLabels()
    66  			metric.Set(tt.fields.value)
    67  
    68  			if got := metric.(*strMetricImp).Name(); got != tt.want {
    69  				t.Errorf("StrMetric.Name() = %v, want %v", got, tt.want)
    70  			}
    71  		})
    72  	}
    73  }
    74  
    75  func TestStrMetricV2_Set(t *testing.T) {
    76  	type fields struct {
    77  		name  string
    78  		value string
    79  	}
    80  	type args struct {
    81  		v string
    82  	}
    83  	tests := []struct {
    84  		name   string
    85  		fields fields
    86  		args   args
    87  	}{
    88  		{
    89  			name: "1",
    90  			fields: fields{
    91  				name:  "n",
    92  				value: "v",
    93  			},
    94  			args: args{
    95  				"x",
    96  			},
    97  		},
    98  	}
    99  	for _, tt := range tests {
   100  		t.Run(tt.name, func(t *testing.T) {
   101  			constLabels := map[string]string{}
   102  			s := NewStringMetricVector(tt.fields.name, constLabels, nil).WithLabels()
   103  			s.Set(tt.args.v)
   104  			if s.Collect().Value != tt.args.v {
   105  				t.Errorf("fail %s != %s\n", s.Collect(), tt.args.v)
   106  			}
   107  		})
   108  	}
   109  }
   110  
   111  func TestDelta(t *testing.T) {
   112  	ms := newMetricVector("test", CounterType, nil, nil)
   113  	delta := newDeltaCounter(ms, nil)
   114  
   115  	for i := 0; i < 1000; i++ {
   116  		delta.Add(int64(1))
   117  	}
   118  
   119  	assert.Equal(t, float64(1000), delta.Collect().Value)
   120  	assert.Equal(t, float64(0), delta.Collect().Value)
   121  
   122  	for i := 0; i < 100000; i++ {
   123  		delta.Add(int64(1))
   124  	}
   125  
   126  	assert.Equal(t, float64(100000), delta.Collect().Value)
   127  	assert.Equal(t, float64(0), delta.Collect().Value)
   128  }