grafana/pkg/tsdb/cloudwatch/clients/metrics_test.go

81 lines
3.2 KiB
Go

package clients
import (
"context"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/cloudwatch"
"github.com/grafana/grafana/pkg/tsdb/cloudwatch/mocks"
"github.com/grafana/grafana/pkg/tsdb/cloudwatch/models/resources"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMetricsClient(t *testing.T) {
metrics := []*cloudwatch.Metric{
{MetricName: aws.String("Test_MetricName1")},
{MetricName: aws.String("Test_MetricName2")},
{MetricName: aws.String("Test_MetricName3")},
{MetricName: aws.String("Test_MetricName4")},
{MetricName: aws.String("Test_MetricName5")},
{MetricName: aws.String("Test_MetricName6")},
{MetricName: aws.String("Test_MetricName7")},
{MetricName: aws.String("Test_MetricName8")},
{MetricName: aws.String("Test_MetricName9")},
{MetricName: aws.String("Test_MetricName10")},
}
ctx := context.Background()
t.Run("List Metrics and page limit is reached", func(t *testing.T) {
pageLimit := 3
fakeApi := &mocks.FakeMetricsAPI{Metrics: metrics, MetricsPerPage: 2}
client := NewMetricsClient(fakeApi, pageLimit)
response, err := client.ListMetricsWithPageLimit(ctx, &cloudwatch.ListMetricsInput{})
require.NoError(t, err)
expectedMetrics := fakeApi.MetricsPerPage * pageLimit
assert.Equal(t, expectedMetrics, len(response))
})
t.Run("List Metrics and page limit is not reached", func(t *testing.T) {
pageLimit := 2
fakeApi := &mocks.FakeMetricsAPI{Metrics: metrics}
client := NewMetricsClient(fakeApi, pageLimit)
response, err := client.ListMetricsWithPageLimit(ctx, &cloudwatch.ListMetricsInput{})
require.NoError(t, err)
assert.Equal(t, len(metrics), len(response))
})
t.Run("Should return account id in case IncludeLinkedAccounts is set to true", func(t *testing.T) {
fakeApi := &mocks.FakeMetricsAPI{Metrics: []*cloudwatch.Metric{
{MetricName: aws.String("Test_MetricName1")},
{MetricName: aws.String("Test_MetricName2")},
{MetricName: aws.String("Test_MetricName3")},
}, OwningAccounts: []*string{aws.String("1234567890"), aws.String("1234567890"), aws.String("1234567895")}}
client := NewMetricsClient(fakeApi, 100)
response, err := client.ListMetricsWithPageLimit(ctx, &cloudwatch.ListMetricsInput{IncludeLinkedAccounts: aws.Bool(true)})
require.NoError(t, err)
expected := []resources.MetricResponse{
{Metric: &cloudwatch.Metric{MetricName: aws.String("Test_MetricName1")}, AccountId: stringPtr("1234567890")},
{Metric: &cloudwatch.Metric{MetricName: aws.String("Test_MetricName2")}, AccountId: stringPtr("1234567890")},
{Metric: &cloudwatch.Metric{MetricName: aws.String("Test_MetricName3")}, AccountId: stringPtr("1234567895")},
}
assert.Equal(t, expected, response)
})
t.Run("Should not return account id in case IncludeLinkedAccounts is set to false", func(t *testing.T) {
fakeApi := &mocks.FakeMetricsAPI{Metrics: []*cloudwatch.Metric{{MetricName: aws.String("Test_MetricName1")}}, OwningAccounts: []*string{aws.String("1234567890")}}
client := NewMetricsClient(fakeApi, 100)
response, err := client.ListMetricsWithPageLimit(ctx, &cloudwatch.ListMetricsInput{IncludeLinkedAccounts: aws.Bool(false)})
require.NoError(t, err)
assert.Nil(t, response[0].AccountId)
})
}
func stringPtr(s string) *string { return &s }