Properly set timezone

pkg/config/config.go

@@ -152,6 +152,23 @@ func (k Key) GetStringSlice() []string {
 	return viper.GetStringSlice(string(k))
 }
 
+var timezone *time.Location
+
+// GetTimeZone returns the time zone configured for vikunja
+// It is a seperate function and not done through viper because that makes handling
+// it way easier, especially when testing.
+func GetTimeZone() *time.Location {
+	if timezone == nil {
+		loc, err := time.LoadLocation(ServiceTimeZone.GetString())
+		if err != nil {
+			fmt.Printf("Error parsing time zone: %s", err)
+			os.Exit(1)
+		}
+		timezone = loc
+	}
+	return timezone
+}
+
 // Set sets a value
 func (k Key) Set(i interface{}) {
 	viper.Set(string(k), i)

pkg/db/db.go

@@ -72,11 +72,7 @@ func CreateDBEngine() (engine *xorm.Engine, err error) {
 		log.Fatalf("Unknown database type %s", config.DatabaseType.GetString())
 	}
 
-	loc, err := time.LoadLocation(config.ServiceTimeZone.GetString())
-	if err != nil {
-		log.Fatalf("Could not parse timezone '%s': %s", config.ServiceTimeZone.GetString(), err)
-	}
-	engine.SetTZLocation(loc)
+	engine.SetTZLocation(config.GetTimeZone())
 	engine.SetMapper(core.GonicMapper{})
 	logger := log.NewXormLogger("")
 	engine.SetLogger(logger)

pkg/db/test.go

@@ -21,7 +21,6 @@ import (
 	"code.vikunja.io/api/pkg/config"
 	"code.vikunja.io/api/pkg/log"
 	"os"
-	"time"
 	"xorm.io/core"
 	"xorm.io/xorm"
 )
@@ -50,11 +49,7 @@ func CreateTestEngine() (engine *xorm.Engine, err error) {
 	logger := log.NewXormLogger("DEBUG")
 	logger.ShowSQL(os.Getenv("UNIT_TESTS_VERBOSE") == "1")
 	engine.SetLogger(logger)
-	loc, err := time.LoadLocation(config.ServiceTimeZone.GetString())
-	if err != nil {
-		log.Fatalf("Could not parse timezone '%s': %s", config.ServiceTimeZone.GetString(), err)
-	}
-	engine.SetTZLocation(loc)
+	engine.SetTZLocation(config.GetTimeZone())
 	x = engine
 	return
 }

pkg/db/test_fixtures.go

@@ -50,6 +50,7 @@ func InitFixtures(tablenames ...string) (err error) {
 		testfixtures.Database(x.DB().DB),
 		testfixtures.Dialect(config.DatabaseType.GetString()),
 		testfixtures.DangerousSkipTestDatabaseCheck(),
+		testfixtures.Location(config.GetTimeZone()),
 		testfiles,
 	}
 

pkg/models/main_test.go

@@ -26,21 +26,30 @@ import (
 	"time"
 )
 
+func setupTime() {
+	var err error
+	loc, err := time.LoadLocation("GMT")
+	if err != nil {
+		fmt.Printf("Error setting up time: %s", err)
+		os.Exit(1)
+	}
+	testCreatedTime, err = time.ParseInLocation(time.RFC3339Nano, "2018-12-01T15:13:12.0+00:00", loc)
+	if err != nil {
+		fmt.Printf("Error setting up time: %s", err)
+		os.Exit(1)
+	}
+	testCreatedTime = testCreatedTime.In(loc)
+	testUpdatedTime, err = time.ParseInLocation(time.RFC3339Nano, "2018-12-02T15:13:12.0+00:00", loc)
+	if err != nil {
+		fmt.Printf("Error setting up time: %s", err)
+		os.Exit(1)
+	}
+	testUpdatedTime = testUpdatedTime.In(loc)
+}
+
 func TestMain(m *testing.M) {
 
-	var err error
-	testCreatedTime, err = time.ParseInLocation(time.RFC3339Nano, "2018-12-01T15:13:12.0+00:00", time.Local)
-	if err != nil {
-		fmt.Printf("Error setting up time: %s", err)
-		os.Exit(1)
-	}
-	testCreatedTime = testCreatedTime.Local()
-	testUpdatedTime, err = time.ParseInLocation(time.RFC3339Nano, "2018-12-02T15:13:12.0+00:00", time.Local)
-	if err != nil {
-		fmt.Printf("Error setting up time: %s", err)
-		os.Exit(1)
-	}
-	testUpdatedTime = testUpdatedTime.Local()
+	setupTime()
 
 	// Set default config
 	config.InitDefaultConfig()