initial commit

cmd/handlers/handlers_test.go

@@ -0,0 +1,113 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"reflect"
+	"testing"
+)
+
+func TestSendResponseStandardMessage(t *testing.T) {
+	message := &BasicMessage{
+		Message: "Hello World!",
+	}
+	resp := &StandardMessage{
+		Status:  http.StatusAccepted,
+		Message: message,
+	}
+	w := httptest.NewRecorder()
+	resp.SendReponse(w)
+
+	// Check the status code is set correctly
+	if w.Code != 202 {
+		t.Errorf("Expected status code to be 202, but got %d", w.Code)
+	}
+
+	// Check that the content type header is set to "application/json"
+	contentType := w.Header().Get("Content-Type")
+	if contentType != "application/json" {
+		t.Errorf("Expected content type to be 'application/json', but got %s", contentType)
+	}
+
+	// Check that the message is written to the response body correctly
+	response := &BasicMessage{}
+	err := json.NewDecoder(w.Body).Decode(response)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(message, response) {
+		t.Errorf("Expected body to be %s but got %s", message, response)
+	}
+}
+
+func TestSendResponseStandardError(t *testing.T) {
+	resp := &StandardError{
+		Status:      http.StatusInternalServerError,
+		Message:     "An error has occured",
+		Description: []string{"An Error"},
+	}
+
+	w := httptest.NewRecorder()
+	resp.SendReponse(w)
+
+	// Check the status code is set correctly
+	if w.Code != 500 {
+		t.Errorf("Expected status code to be 500, but got %d", w.Code)
+	}
+
+	// Check that the content type header is set to "application/json"
+	contentType := w.Header().Get("Content-Type")
+	if contentType != "application/json" {
+		t.Errorf("Expected content type to be 'application/json', but got %s", contentType)
+	}
+
+	// Check that the message is written to the response body correctly
+	response := &StandardError{}
+	err := json.NewDecoder(w.Body).Decode(response)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if response.Message != resp.Message {
+		t.Errorf("Expected Message of %s but got %s", resp.Message, response.Message)
+	}
+
+	if !reflect.DeepEqual(resp, response) {
+		t.Errorf("Expected Message of %v but got %v", resp, response)
+	}
+}
+
+// NewFailureResponse returns a new instance of StandardError with the given message, status code and description.
+func TestNewFailureResponse(t *testing.T) {
+	message := "An error has occured"
+	status := http.StatusInternalServerError
+	description := []string{"An Error"}
+	resp := NewFailureResponse(message, status, description)
+
+	if resp.Status != status {
+		t.Errorf("Expected Status to be %d but got %d", status, resp.Status)
+	}
+	if resp.Message != message {
+		t.Errorf("Expected Status to be %s but got %s", message, resp.Message)
+	}
+	if !reflect.DeepEqual(description, resp.Description) {
+		t.Errorf("Expected Status to be %v but got %v", description, resp.Description)
+	}
+}
+
+func TestNewMessageResponse(t *testing.T) {
+
+	message := &BasicMessage{
+		Message: "Hello World!",
+	}
+
+	resp := NewMessageResponse(message, http.StatusOK)
+
+	if resp.Status != http.StatusOK {
+		t.Errorf("Expected Status to be %d but got %d", http.StatusOK, resp.Status)
+	}
+	if !reflect.DeepEqual(message, resp.Message) {
+		t.Errorf("Expected Message to be %s but got %s", message, resp.Message)
+	}
+}