Files
grafana/pkg/tsdb/cloudwatch/dimension_values_test.go
Nathan Vērzemnieks a18ea34688 CloudWatch: Backport aws-sdk-go-v2 update from external plugin (#107136)
* CloudWatch: Backport aws-sdk-go-v2 update from external plugin

* Review feedback & cleaning up a couple typos
2025-06-26 15:56:50 +02:00

59 lines
2.8 KiB
Go

package cloudwatch
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
"github.com/grafana/grafana/pkg/tsdb/cloudwatch/models/resources"
"github.com/grafana/grafana/pkg/tsdb/cloudwatch/services"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/grafana/grafana/pkg/tsdb/cloudwatch/mocks"
"github.com/grafana/grafana/pkg/tsdb/cloudwatch/models"
)
func Test_DimensionValues_Route(t *testing.T) {
origNewListMetricsService := services.NewListMetricsService
t.Cleanup(func() {
services.NewListMetricsService = origNewListMetricsService
})
var mockListMetricsService mocks.ListMetricsServiceMock
services.NewListMetricsService = func(models.MetricsClientProvider) models.ListMetricsProvider {
return &mockListMetricsService
}
t.Run("Calls GetDimensionValuesByDimensionFilter when a valid request is passed", func(t *testing.T) {
mockListMetricsService = mocks.ListMetricsServiceMock{}
mockListMetricsService.On("GetDimensionValuesByDimensionFilter", mock.MatchedBy(func(r resources.DimensionValuesRequest) bool {
return r.ResourceRequest != nil && *r.ResourceRequest == resources.ResourceRequest{Region: "us-east-2"} &&
r.Namespace == "AWS/EC2" &&
r.MetricName == "CPUUtilization" &&
r.DimensionKey == "instanceId" &&
len(r.DimensionFilter) == 2 &&
assert.Contains(t, r.DimensionFilter, &resources.Dimension{Name: "NodeID", Value: "Shared"}) &&
assert.Contains(t, r.DimensionFilter, &resources.Dimension{Name: "stage", Value: "QueryCommit"})
})).Return([]resources.ResourceResponse[string]{}, nil).Once()
rr := httptest.NewRecorder()
req := httptest.NewRequest("GET", `/dimension-values?region=us-east-2&dimensionKey=instanceId&namespace=AWS/EC2&metricName=CPUUtilization&dimensionFilters={"NodeID":["Shared"],"stage":["QueryCommit"]}`, nil)
ds := newTestDatasource()
handler := http.HandlerFunc(ds.resourceRequestMiddleware(ds.DimensionValuesHandler))
handler.ServeHTTP(rr, req)
})
t.Run("returns 500 if GetDimensionValuesByDimensionFilter returns an error", func(t *testing.T) {
mockListMetricsService = mocks.ListMetricsServiceMock{}
mockListMetricsService.On("GetDimensionValuesByDimensionFilter", mock.Anything).Return([]resources.ResourceResponse[string]{}, fmt.Errorf("some error"))
rr := httptest.NewRecorder()
req := httptest.NewRequest("GET", `/dimension-values?region=us-east-2&dimensionKey=instanceId&namespace=AWS/EC2&metricName=CPUUtilization&dimensionFilters={"NodeID":["Shared"],"stage":["QueryCommit"]}`, nil)
ds := newTestDatasource()
handler := http.HandlerFunc(ds.resourceRequestMiddleware(ds.DimensionValuesHandler))
handler.ServeHTTP(rr, req)
assert.Equal(t, http.StatusInternalServerError, rr.Code)
assert.Equal(t, `{"Message":"error in DimensionValuesHandler: some error","Error":"some error","StatusCode":500}`, rr.Body.String())
})
}