test(config,git,logger): add some test functions

internal/config/config_test.go

@@ -0,0 +1,40 @@
+package config_test
+
+import (
+	"testing"
+
+	"git.ar21.de/yolokube/grafana-backuper/internal/config"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestConfig_Validate_MissingFields(t *testing.T) {
+	cfg := config.Config{}
+
+	errs := cfg.Validate()
+	assert.Len(t, errs, 6) // Expecting 6 errors since all required fields are missing
+}
+
+func TestConfig_Validate_AllFieldsPresent(t *testing.T) {
+	cfg := config.Config{
+		GrafanaURL:   "http://grafana.example.com",
+		GrafanaToken: "sometoken",
+		GitRepo:      "https://github.com/user/repo",
+		GitUser:      "username",
+		GitPass:      "password",
+		GitBranch:    "main",
+	}
+
+	errs := cfg.Validate()
+	assert.Empty(t, errs) // No errors should be returned when all fields are valid
+}
+
+func TestConfig_Validate_PartiallyPopulated(t *testing.T) {
+	cfg := config.Config{
+		GrafanaURL: "http://grafana.example.com",
+		GitRepo:    "https://github.com/user/repo",
+		GitUser:    "username",
+	}
+
+	errs := cfg.Validate()
+	assert.Len(t, errs, 3) // Expecting 3 errors for missing GrafanaToken, GitPass, and GitBranch
+}