Use resty as http response in E2E tests and fix if testing.T context …

…is nil (#11271)

* Use resty as http response

* Fix for nil testing.T context

integration-tests/client/chainlink.go

@@ -117,11 +117,11 @@ func (c *ChainlinkClient) MustCreateJob(spec JobSpec) (*Job, error) {
 	if err != nil {
 		return nil, err
 	}
-	return job, VerifyStatusCode(resp.StatusCode, http.StatusOK)
+	return job, VerifyStatusCode(resp.RawResponse.StatusCode, http.StatusOK)
 }
 
 // CreateJob creates a Chainlink job based on the provided spec struct
-func (c *ChainlinkClient) CreateJob(spec JobSpec) (*Job, *http.Response, error) {
+func (c *ChainlinkClient) CreateJob(spec JobSpec) (*Job, *resty.Response, error) {
 	job := &Job{}
 	specString, err := spec.String()
 	if err != nil {
@@ -138,7 +138,7 @@ func (c *ChainlinkClient) CreateJob(spec JobSpec) (*Job, *http.Response, error)
 	if err != nil {
 		return nil, nil, err
 	}
-	return job, resp.RawResponse, err
+	return job, resp, err
 }
 
 // ReadJobs reads all jobs from the Chainlink node
@@ -881,8 +881,16 @@ func (c *ChainlinkClient) CreateCSAKey() (*CSAKey, *http.Response, error) {
 	return csaKey, resp.RawResponse, err
 }
 
+func (c *ChainlinkClient) MustReadCSAKeys() (*CSAKeys, *resty.Response, error) {
+	csaKeys, res, err := c.ReadCSAKeys()
+	if err != nil {
+		return nil, res, err
+	}
+	return csaKeys, res, VerifyStatusCodeWithResponse(res, http.StatusOK)
+}
+
 // ReadCSAKeys reads CSA keys from the Chainlink node
-func (c *ChainlinkClient) ReadCSAKeys() (*CSAKeys, *http.Response, error) {
+func (c *ChainlinkClient) ReadCSAKeys() (*CSAKeys, *resty.Response, error) {
 	csaKeys := &CSAKeys{}
 	c.l.Info().Str(NodeURL, c.Config.URL).Msg("Reading CSA Keys")
 	resp, err := c.APIClient.R().
@@ -894,7 +902,7 @@ func (c *ChainlinkClient) ReadCSAKeys() (*CSAKeys, *http.Response, error) {
 	if err != nil {
 		return nil, nil, err
 	}
-	return csaKeys, resp.RawResponse, err
+	return csaKeys, resp, err
 }
 
 // CreateEI creates an EI on the Chainlink node based on the provided attributes and returns the respective secrets
@@ -1105,6 +1113,19 @@ func VerifyStatusCode(actStatusCd, expStatusCd int) error {
 	return nil
 }
 
+func VerifyStatusCodeWithResponse(res *resty.Response, expStatusCd int) error {
+	actStatusCd := res.RawResponse.StatusCode
+	if actStatusCd != expStatusCd {
+		return fmt.Errorf(
+			"unexpected response code, got %d, expected %d, response: %s",
+			actStatusCd,
+			expStatusCd,
+			res.Body(),
+		)
+	}
+	return nil
+}
+
 func CreateNodeKeysBundle(nodes []*ChainlinkClient, chainName string, chainId string) ([]NodeKeysBundle, []*CLNodesWithKeys, error) {
 	nkb := make([]NodeKeysBundle, 0)
 	var clNodes []*CLNodesWithKeys

integration-tests/utils/common.go

@@ -42,6 +42,10 @@ func TestContext(tb testing.TB) context.Context {
 	var cancel func()
 	switch t := tb.(type) {
 	case *testing.T:
+		// Return background context if testing.T not set
+		if t == nil {
+			return ctx
+		}
 		if d, ok := t.Deadline(); ok {
 			ctx, cancel = context.WithDeadline(ctx, d)
 		}