Files
grafana/pkg/registry/apis/datasource/queryconvert_test.go
2024-09-25 15:10:19 +02:00

91 lines
2.8 KiB
Go

package datasource
import (
"bytes"
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"github.com/grafana/grafana-plugin-sdk-go/backend"
"github.com/stretchr/testify/require"
"k8s.io/apimachinery/pkg/runtime"
)
func TestSubQueryConvertConnect(t *testing.T) {
originReq := `{"from":"","to":"","queries":[{"refId":"A","datasource":{"type":"","uid":"dsuid"},"rawSql":"SELECT * FROM table"}]}`
converted := `{"refId":"A","datasource":{"type":"","uid":"dsuid"},"SQL":"SELECT * FROM table"}`
convertedReq := `{"from":"","to":"","queries":[` + converted + `]}`
sqr := queryConvertREST{
client: mockConvertClient{
t: t,
expectedInput: backend.RawObject{Raw: []byte(originReq), ContentType: "application/json"},
convertObject: backend.RawObject{Raw: []byte(converted), ContentType: "application/json"},
},
contextProvider: mockContextProvider{},
}
rr := httptest.NewRecorder()
mr := &mockResponderConvert{
writer: rr,
}
handler, err := sqr.Connect(context.Background(), "name", nil, mr)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodGet, "/", bytes.NewReader([]byte(originReq)))
req.Header.Set("Content-Type", "application/json")
handler.ServeHTTP(rr, req)
require.Equal(t, http.StatusOK, rr.Code)
require.Contains(t, rr.Body.String(), convertedReq)
}
type mockConvertClient struct {
t *testing.T
expectedInput backend.RawObject
convertObject backend.RawObject
}
func (m mockConvertClient) QueryData(ctx context.Context, req *backend.QueryDataRequest) (*backend.QueryDataResponse, error) {
return nil, nil
}
func (m mockConvertClient) CallResource(ctx context.Context, req *backend.CallResourceRequest, sender backend.CallResourceResponseSender) error {
return nil
}
func (m mockConvertClient) CheckHealth(ctx context.Context, req *backend.CheckHealthRequest) (*backend.CheckHealthResult, error) {
return nil, nil
}
func (m mockConvertClient) ConvertObjects(ctx context.Context, req *backend.ConversionRequest) (*backend.ConversionResponse, error) {
require.Equal(m.t, string(m.expectedInput.Raw), string(req.Objects[0].Raw))
return &backend.ConversionResponse{
Objects: []backend.RawObject{m.convertObject},
}, nil
}
type mockResponderConvert struct {
writer http.ResponseWriter
}
// Object writes the provided object to the response. Invoking this method multiple times is undefined.
func (m mockResponderConvert) Object(statusCode int, obj runtime.Object) {
m.writer.WriteHeader(statusCode)
err := json.NewEncoder(m.writer).Encode(obj)
if err != nil {
panic(err)
}
}
// Error writes the provided error to the response. This method may only be invoked once.
func (m mockResponderConvert) Error(err error) {
m.writer.WriteHeader(http.StatusInternalServerError)
errStr := err.Error()
_, err = m.writer.Write([]byte(errStr))
if err != nil {
panic(err)
}
}