add tests for config

tests/request.go

@@ -0,0 +1,46 @@
+package tests
+
+import (
+	"encoding/json"
+	"io"
+	"net/http/httptest"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+)
+
+// Request holds information for a HTTP request
+type Request struct {
+	Name     string
+	Method   string
+	Endpoint string
+	Data     interface{}
+	Headers  map[string]string
+}
+
+// GetRequest returns a ResponseRecorder and gin context according to the data set in the Request.
+// String data is passed as is, all other data types are marshaled before.
+func (r *Request) GetRequest() (w *httptest.ResponseRecorder, c *gin.Context, err error) {
+	var body io.Reader
+	w = httptest.NewRecorder()
+
+	switch r.Data.(type) {
+	case string:
+		body = strings.NewReader(r.Data.(string))
+	default:
+		dataMarshaled, err := json.Marshal(r.Data)
+		if err != nil {
+			return nil, nil, err
+		}
+		body = strings.NewReader(string(dataMarshaled))
+	}
+
+	c, _ = gin.CreateTestContext(w)
+	c.Request = httptest.NewRequest(r.Method, r.Endpoint, body)
+
+	for name, value := range r.Headers {
+		c.Request.Header.Set(name, value)
+	}
+
+	return w, c, nil
+}