added first test and empty function

internal/pkg/category/category.go

@@ -8,6 +8,7 @@ package category
 import (
 	"errors"
 	"fmt"
+	"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/datastore"
 	"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/localFileStructure"
 	"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/piwigo"
 	"github.com/sirupsen/logrus"
@@ -15,6 +16,10 @@ import (
 	"sort"
 )
 
+func SynchronizePiwigoCategories(piwigoApi piwigo.PiwigoCategoryApi, datastore datastore.CategoryProvider) error {
+	return errors.New("N/A")
+}
+
 func GetAllCategoriesFromServer(piwigoApi piwigo.PiwigoCategoryApi) (map[string]*piwigo.PiwigoCategory, error) {
 	logrus.Debugln("Starting GetAllCategories")
 	categories, err := piwigoApi.GetAllCategories()

internal/pkg/category/category_test.go

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2019 Philipp Haefelfinger (http://www.haefelfinger.ch/). All Rights Reserved.
+ * This application is licensed under GPLv2. See the LICENSE file in the root directory of the project.
+ */
+
+package category
+
+import (
+	"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/datastore"
+	"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/piwigo"
+	"github.com/golang/mock/gomock"
+	"testing"
+)
+
+//go:generate mockgen -destination=./piwigo_mock_test.go -package=category git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/piwigo PiwigoApi,PiwigoCategoryApi,PiwigoImageApi
+//go:generate mockgen -destination=./datastore_mock_test.go -package=category git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/datastore CategoryProvider
+
+func Test_SynchronizePiwigoCategories_adds_new_categories(t *testing.T) {
+	mockCtrl := gomock.NewController(t)
+	defer mockCtrl.Finish()
+
+	piwigoCategory := createTestPiwigoCategory(1)
+	piwigoCategories := []piwigo.PiwigoCategory{piwigoCategory}
+
+	category := createTestCategoryData(1)
+
+	dbmock := NewMockCategoryProvider(mockCtrl)
+	dbmock.EXPECT().SaveCategory(category).Times(1)
+
+	piwigoMock := NewMockPiwigoCategoryApi(mockCtrl)
+	piwigoMock.EXPECT().GetAllCategories().Return(piwigoCategories).Times(1)
+
+	err := SynchronizePiwigoCategories(piwigoMock, dbmock)
+	if err != nil {
+		t.Error(err)
+	}
+}
+
+func createTestPiwigoCategory(piwigoId int) piwigo.PiwigoCategory {
+	cat := piwigo.PiwigoCategory{
+		Id:       piwigoId,
+		Name:     "2019",
+		Key:      "2019",
+		ParentId: 0,
+	}
+	return cat
+}
+
+func createTestCategoryData(piwigoId int) datastore.CategoryData {
+	cat := datastore.CategoryData{
+		CategoryId:     1,
+		PiwigoId:       piwigoId,
+		PiwigoParentId: 0,
+		Name:           "2019",
+		Key:            "2019",
+	}
+	return cat
+}