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Added CloudWatch metric constraint validation (#3183)

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(cherry picked from commit ac1fa05672)
This commit is contained in:
Jeff Nickoloff
2017-08-28 16:56:03 -07:00
committed by Daniel Nelson
parent cc9d8c700c
commit 5e104ad974
2 changed files with 40 additions and 6 deletions
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27
plugins/outputs/cloudwatch/cloudwatch_test.go
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@@ -1,6 +1,8 @@
package cloudwatch
import (
"fmt"
"math"
"sort"
"testing"
@@ -51,22 +53,32 @@ func TestBuildDimensions(t *testing.T) {
func TestBuildMetricDatums(t *testing.T) {
assert := assert.New(t)
zero := 0.0
validMetrics := []telegraf.Metric{
testutil.TestMetric(1),
testutil.TestMetric(int32(1)),
testutil.TestMetric(int64(1)),
testutil.TestMetric(float64(1)),
testutil.TestMetric(float64(0)),
testutil.TestMetric(math.Copysign(zero, -1)), // the CW documentation does not call out -0 as rejected
testutil.TestMetric(float64(8.515920e-109)),
testutil.TestMetric(float64(1.174271e+108)), // largest should be 1.174271e+108
testutil.TestMetric(true),
}
invalidMetrics := []telegraf.Metric{
testutil.TestMetric("Foo"),
testutil.TestMetric(math.Log(-1.0)),
testutil.TestMetric(float64(8.515919e-109)), // smallest should be 8.515920e-109
testutil.TestMetric(float64(1.174272e+108)), // largest should be 1.174271e+108
}
for _, point := range validMetrics {
datums := BuildMetricDatum(point)
assert.Equal(1, len(datums), "Valid type should create a Datum")
assert.Equal(1, len(datums), fmt.Sprintf("Valid point should create a Datum {value: %v}", point))
}
for _, point := range invalidMetrics {
datums := BuildMetricDatum(point)
assert.Equal(0, len(datums), fmt.Sprintf("Valid point should not create a Datum {value: %v}", point))
}
nonValidPoint := testutil.TestMetric("Foo")
assert.Equal(0, len(BuildMetricDatum(nonValidPoint)), "Invalid type should not create a Datum")
}
func TestPartitionDatums(t *testing.T) {
@@ -78,10 +90,13 @@ func TestPartitionDatums(t *testing.T) {
Value: aws.Float64(1),
}
zeroDatum := []*cloudwatch.MetricDatum{}
oneDatum := []*cloudwatch.MetricDatum{&testDatum}
twoDatum := []*cloudwatch.MetricDatum{&testDatum, &testDatum}
threeDatum := []*cloudwatch.MetricDatum{&testDatum, &testDatum, &testDatum}
assert.Equal([][]*cloudwatch.MetricDatum{}, PartitionDatums(2, zeroDatum))
assert.Equal([][]*cloudwatch.MetricDatum{oneDatum}, PartitionDatums(2, oneDatum))
assert.Equal([][]*cloudwatch.MetricDatum{oneDatum}, PartitionDatums(2, oneDatum))
assert.Equal([][]*cloudwatch.MetricDatum{twoDatum}, PartitionDatums(2, twoDatum))
assert.Equal([][]*cloudwatch.MetricDatum{twoDatum, oneDatum}, PartitionDatums(2, threeDatum))