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package solomon
import (
"encoding/json"
"testing"
"github.com/stretchr/testify/assert"
"go.uber.org/atomic"
)
func TestGauge_Add(t *testing.T) {
c := &Gauge{
name: "mygauge",
metricType: typeGauge,
tags: map[string]string{"ololo": "trololo"},
}
c.Add(1)
assert.Equal(t, float64(1), c.value.Load())
c.Add(42)
assert.Equal(t, float64(43), c.value.Load())
c.Add(14.89)
assert.Equal(t, float64(57.89), c.value.Load())
}
func TestGauge_Set(t *testing.T) {
c := &Gauge{
name: "mygauge",
metricType: typeGauge,
tags: map[string]string{"ololo": "trololo"},
}
c.Set(1)
assert.Equal(t, float64(1), c.value.Load())
c.Set(42)
assert.Equal(t, float64(42), c.value.Load())
c.Set(14.89)
assert.Equal(t, float64(14.89), c.value.Load())
}
func TestGauge_MarshalJSON(t *testing.T) {
c := &Gauge{
name: "mygauge",
metricType: typeGauge,
tags: map[string]string{"ololo": "trololo"},
value: *atomic.NewFloat64(42.18),
}
b, err := json.Marshal(c)
assert.NoError(t, err)
expected := []byte(`{"type":"DGAUGE","labels":{"ololo":"trololo","sensor":"mygauge"},"value":42.18}`)
assert.Equal(t, expected, b)
}
func TestNameTagGauge_MarshalJSON(t *testing.T) {
c := &Gauge{
name: "mygauge",
metricType: typeGauge,
tags: map[string]string{"ololo": "trololo"},
value: *atomic.NewFloat64(42.18),
useNameTag: true,
}
b, err := json.Marshal(c)
assert.NoError(t, err)
expected := []byte(`{"type":"DGAUGE","labels":{"name":"mygauge","ololo":"trololo"},"value":42.18}`)
assert.Equal(t, expected, b)
}
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