Grot (@grafanabot)andAndrej Ocenas
6dcb1b07c0
* Add test
* Remove unused test
(cherry picked from commit 677b2a43b5)
Co-authored-by: Andrej Ocenas <mr.ocenas@gmail.com>
104 lines
3.2 KiB
Go
104 lines
3.2 KiB
Go
package prometheus
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import (
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"context"
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"net/http"
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"testing"
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"time"
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"github.com/grafana/grafana-plugin-sdk-go/backend"
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"github.com/grafana/grafana-plugin-sdk-go/backend/datasource"
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sdkHttpClient "github.com/grafana/grafana-plugin-sdk-go/backend/httpclient"
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"github.com/grafana/grafana/pkg/infra/httpclient"
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"github.com/grafana/grafana/pkg/services/featuremgmt"
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"github.com/grafana/grafana/pkg/setting"
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"github.com/stretchr/testify/require"
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)
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type fakeSender struct{}
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func (sender *fakeSender) Send(resp *backend.CallResourceResponse) error {
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return nil
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}
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type fakeRoundtripper struct{}
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func (rt *fakeRoundtripper) RoundTrip(req *http.Request) (*http.Response, error) {
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return &http.Response{
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Status: "200",
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StatusCode: 200,
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Header: nil,
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Body: nil,
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ContentLength: 0,
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}, nil
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}
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type fakeHTTPClientProvider struct {
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httpclient.Provider
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opts []sdkHttpClient.Options
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}
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func (provider *fakeHTTPClientProvider) New(opts ...sdkHttpClient.Options) (*http.Client, error) {
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client := &http.Client{}
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client.Transport = &fakeRoundtripper{}
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provider.opts = opts
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return client, nil
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}
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func TestClient(t *testing.T) {
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t.Run("Service", func(t *testing.T) {
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t.Run("CallResource", func(t *testing.T) {
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t.Run("Adds correct headers", func(t *testing.T) {
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// Not a great test as right now we put the headers form request and custom headers into a client during
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// it's creation and then relly on sdk middleware to add it to the request later on. This is hard to
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// test so for now this just checks if the correct headers are passed to the http client not whether
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// they are actually added to the request.
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httpProvider := &fakeHTTPClientProvider{}
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service := &Service{
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im: datasource.NewInstanceManager(newInstanceSettings(httpProvider, &setting.Cfg{}, &featuremgmt.FeatureManager{}, nil)),
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}
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req := &backend.CallResourceRequest{
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PluginContext: backend.PluginContext{
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OrgID: 0,
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PluginID: "prometheus",
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User: nil,
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AppInstanceSettings: nil,
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DataSourceInstanceSettings: &backend.DataSourceInstanceSettings{
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ID: 0,
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UID: "",
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Type: "prometheus",
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Name: "test-prom",
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URL: "http://localhost:9090",
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User: "",
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Database: "",
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BasicAuthEnabled: true,
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BasicAuthUser: "admin",
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// Custom headers from data source configuration
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JSONData: []byte("{\"httpHeaderName1\":\"x-tenant-id\"}"),
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DecryptedSecureJSONData: map[string]string{
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"httpHeaderValue1": "0987",
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},
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Updated: time.Time{},
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},
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},
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Path: "/api/v1/series",
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Method: http.MethodPost,
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URL: "/api/v1/series",
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// Header in the request itself sent from the browser
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Headers: map[string][]string{
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"foo": {"bar"},
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},
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Body: []byte("match%5B%5D: ALERTS\nstart: 1655271408\nend: 1655293008"),
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}
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sender := &fakeSender{}
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err := service.CallResource(context.Background(), req, sender)
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require.NoError(t, err)
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require.Equal(t, map[string]string{"X-Tenant-Id": "0987", "foo": "bar"}, httpProvider.opts[0].Headers)
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})
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})
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})
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}
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