fix: auth scheme and token from client level #959 (#960)

Author: jeevatkm

client.go

@@ -451,7 +451,6 @@ func (c *Client) R() *Request {
 		RawPathParams: map[string]string{},
 		Debug:         c.Debug,
 		AuthScheme:    c.AuthScheme,
-		Token:         c.Token,
 
 		client:              c,
 		multipartFiles:      []*File{},

middleware.go

@@ -301,6 +301,8 @@ func addCredentials(c *Client, r *Request) error {
 	// Build the token Auth header
 	if !IsStringEmpty(r.Token) {
 		r.RawRequest.Header.Set(c.HeaderAuthorizationKey, strings.TrimSpace(r.AuthScheme+" "+r.Token))
+	} else if !IsStringEmpty(c.Token) {
+		r.RawRequest.Header.Set(c.HeaderAuthorizationKey, strings.TrimSpace(r.AuthScheme+" "+c.Token))
 	}
 
 	return nil

request_test.go

@@ -691,7 +691,7 @@ func TestRequestAuthScheme(t *testing.T) {
 		assertEqual(t, http.StatusOK, resp.StatusCode())
 	})
 
-	t.Run("empty auth scheme GH954", func(t *testing.T) {
+	t.Run("empty auth scheme at client level GH954", func(t *testing.T) {
 		tokenValue := "004DDB79-6801-4587-B976-F093E6AC44FF"
 
 		// set client level
@@ -706,6 +706,38 @@ func TestRequestAuthScheme(t *testing.T) {
 		assertEqual(t, tokenValue, resp.Request.Header.Get(hdrAuthorizationKey))
 	})
 
+	t.Run("empty auth scheme at request level GH954", func(t *testing.T) {
+		tokenValue := "004DDB79-6801-4587-B976-F093E6AC44FF"
+
+		// set client level
+		c := dc().
+			SetTLSClientConfig(&tls.Config{InsecureSkipVerify: true}).
+			SetAuthToken(tokenValue)
+
+		resp, err := c.R().
+			SetAuthScheme("").
+			Get(ts.URL + "/profile")
+
+		assertError(t, err)
+		assertEqual(t, http.StatusOK, resp.StatusCode())
+		assertEqual(t, tokenValue, resp.Request.Header.Get(hdrAuthorizationKey))
+	})
+
+	t.Run("only client level auth token GH959", func(t *testing.T) {
+		tokenValue := "004DDB79-6801-4587-B976-F093E6AC44FF"
+
+		c := dc().
+			SetTLSClientConfig(&tls.Config{InsecureSkipVerify: true}).
+			SetAuthToken(tokenValue)
+
+		resp, err := c.R().
+			Get(ts.URL + "/profile")
+
+		assertError(t, err)
+		assertEqual(t, http.StatusOK, resp.StatusCode())
+		assertEqual(t, "Bearer "+tokenValue, resp.Request.Header.Get(hdrAuthorizationKey))
+	})
+
 }
 
 func TestRequestDigestAuth(t *testing.T) {