59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
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package rename
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import (
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"testing"
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"time"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/metric"
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"github.com/stretchr/testify/assert"
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)
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func newMetric(name string, tags map[string]string, fields map[string]interface{}) telegraf.Metric {
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if tags == nil {
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tags = map[string]string{}
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}
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if fields == nil {
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fields = map[string]interface{}{}
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}
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m, _ := metric.New(name, tags, fields, time.Now())
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return m
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}
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func TestMeasurementRename(t *testing.T) {
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r := Rename{}
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r.Measurement = []renamer{
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{From: "foo", To: "bar"},
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{From: "baz", To: "quux"},
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}
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m1 := newMetric("foo", nil, nil)
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m2 := newMetric("bar", nil, nil)
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m3 := newMetric("baz", nil, nil)
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results := r.Apply(m1, m2, m3)
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assert.Equal(t, "bar", results[0].Name(), "Should change name from 'foo' to 'bar'")
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assert.Equal(t, "bar", results[1].Name(), "Should not name from 'bar'")
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assert.Equal(t, "quux", results[2].Name(), "Should change name from 'baz' to 'quux'")
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}
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func TestTagRename(t *testing.T) {
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r := Rename{}
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r.Tag = []renamer{
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{From: "hostname", To: "host"},
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}
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m := newMetric("foo", map[string]string{"hostname": "localhost", "region": "east-1"}, nil)
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results := r.Apply(m)
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assert.Equal(t, map[string]string{"host": "localhost", "region": "east-1"}, results[0].Tags(), "should change tag 'hostname' to 'host'")
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}
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func TestFieldRename(t *testing.T) {
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r := Rename{}
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r.Field = []renamer{
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{From: "time_msec", To: "time"},
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}
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m := newMetric("foo", nil, map[string]interface{}{"time_msec": int64(1250), "snakes": true})
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results := r.Apply(m)
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assert.Equal(t, map[string]interface{}{"time": int64(1250), "snakes": true}, results[0].Fields(), "should change field 'time_msec' to 'time'")
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}
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