84 lines
1.8 KiB
Go
84 lines
1.8 KiB
Go
package telegraf
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import (
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"fmt"
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"math"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func TestNewMetric(t *testing.T) {
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now := time.Now()
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tags := map[string]string{
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"host": "localhost",
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"datacenter": "us-east-1",
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}
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fields := map[string]interface{}{
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"usage_idle": float64(99),
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"usage_busy": float64(1),
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}
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m, err := NewMetric("cpu", tags, fields, now)
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assert.NoError(t, err)
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assert.Equal(t, tags, m.Tags())
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assert.Equal(t, fields, m.Fields())
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assert.Equal(t, "cpu", m.Name())
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assert.Equal(t, now, m.Time())
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assert.Equal(t, now.UnixNano(), m.UnixNano())
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}
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func TestNewMetricString(t *testing.T) {
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now := time.Now()
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tags := map[string]string{
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"host": "localhost",
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}
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fields := map[string]interface{}{
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"usage_idle": float64(99),
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}
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m, err := NewMetric("cpu", tags, fields, now)
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assert.NoError(t, err)
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lineProto := fmt.Sprintf("cpu,host=localhost usage_idle=99 %d",
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now.UnixNano())
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assert.Equal(t, lineProto, m.String())
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lineProtoPrecision := fmt.Sprintf("cpu,host=localhost usage_idle=99 %d",
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now.Unix())
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assert.Equal(t, lineProtoPrecision, m.PrecisionString("s"))
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}
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func TestNewMetricStringNoTime(t *testing.T) {
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tags := map[string]string{
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"host": "localhost",
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}
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fields := map[string]interface{}{
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"usage_idle": float64(99),
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}
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m, err := NewMetric("cpu", tags, fields)
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assert.NoError(t, err)
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lineProto := fmt.Sprintf("cpu,host=localhost usage_idle=99")
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assert.Equal(t, lineProto, m.String())
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lineProtoPrecision := fmt.Sprintf("cpu,host=localhost usage_idle=99")
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assert.Equal(t, lineProtoPrecision, m.PrecisionString("s"))
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}
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func TestNewMetricFailNaN(t *testing.T) {
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now := time.Now()
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tags := map[string]string{
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"host": "localhost",
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}
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fields := map[string]interface{}{
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"usage_idle": math.NaN(),
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}
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_, err := NewMetric("cpu", tags, fields, now)
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assert.Error(t, err)
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}
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