grafana/pkg/tsdb/cloudwatch/annotation_query_test.go

95 lines
2.9 KiB
Go

package cloudwatch
import (
"context"
"encoding/json"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/cloudwatch"
"github.com/aws/aws-sdk-go/service/cloudwatch/cloudwatchiface"
"github.com/grafana/grafana-plugin-sdk-go/backend"
"github.com/grafana/grafana-plugin-sdk-go/backend/log"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestQuery_AnnotationQuery(t *testing.T) {
origNewCWClient := NewCWClient
t.Cleanup(func() {
NewCWClient = origNewCWClient
})
var client fakeCWAnnotationsClient
NewCWClient = func(sess *session.Session) cloudwatchiface.CloudWatchAPI {
return &client
}
t.Run("DescribeAlarmsForMetric is called with minimum parameters", func(t *testing.T) {
client = fakeCWAnnotationsClient{describeAlarmsForMetricOutput: &cloudwatch.DescribeAlarmsForMetricOutput{}}
im := defaultTestInstanceManager()
executor := newExecutor(im, log.NewNullLogger())
_, err := executor.QueryData(context.Background(), &backend.QueryDataRequest{
PluginContext: backend.PluginContext{
DataSourceInstanceSettings: &backend.DataSourceInstanceSettings{},
},
Queries: []backend.DataQuery{
{
JSON: json.RawMessage(`{
"type": "annotationQuery",
"region": "us-east-1",
"namespace": "custom",
"metricName": "CPUUtilization",
"statistic": "Average"
}`),
},
},
})
require.NoError(t, err)
require.Len(t, client.calls.describeAlarmsForMetric, 1)
assert.Equal(t, &cloudwatch.DescribeAlarmsForMetricInput{
Namespace: aws.String("custom"),
MetricName: aws.String("CPUUtilization"),
Statistic: aws.String("Average"),
Period: aws.Int64(300),
}, client.calls.describeAlarmsForMetric[0])
})
t.Run("DescribeAlarms is called when prefixMatching is true", func(t *testing.T) {
client = fakeCWAnnotationsClient{describeAlarmsOutput: &cloudwatch.DescribeAlarmsOutput{}}
im := defaultTestInstanceManager()
executor := newExecutor(im, log.NewNullLogger())
_, err := executor.QueryData(context.Background(), &backend.QueryDataRequest{
PluginContext: backend.PluginContext{
DataSourceInstanceSettings: &backend.DataSourceInstanceSettings{},
},
Queries: []backend.DataQuery{
{
JSON: json.RawMessage(`{
"type": "annotationQuery",
"region": "us-east-1",
"namespace": "custom",
"metricName": "CPUUtilization",
"statistic": "Average",
"prefixMatching": true,
"actionPrefix": "some_action_prefix",
"alarmNamePrefix": "some_alarm_name_prefix"
}`),
},
},
})
require.NoError(t, err)
require.Len(t, client.calls.describeAlarms, 1)
assert.Equal(t, &cloudwatch.DescribeAlarmsInput{
MaxRecords: aws.Int64(100),
ActionPrefix: aws.String("some_action_prefix"),
AlarmNamePrefix: aws.String("some_alarm_name_prefix"),
}, client.calls.describeAlarms[0])
})
}