(Feat): Initial Commit

internal/util/lang_test.go

@@ -0,0 +1,34 @@
+package util_test
+
+import (
+	"testing"
+
+	"allaboutapps.dev/aw/go-starter/internal/util"
+	"github.com/stretchr/testify/assert"
+	"golang.org/x/text/collate"
+	"golang.org/x/text/language"
+)
+
+func TestSortCollateStringGerman(t *testing.T) {
+	slice := []string{"a", "ä", "e", "ö", "u", "ü", "o"}
+	util.SortCollateStringSlice(slice, language.German)
+
+	expected := []string{"a", "ä", "e", "o", "ö", "u", "ü"}
+	assert.Equal(t, expected, slice)
+}
+
+func TestSortCollateStringEnglish(t *testing.T) {
+	slice := []string{"a", "ä", "e", "ö", "u", "ü", "o"}
+	util.SortCollateStringSlice(slice, language.English)
+
+	expected := []string{"a", "ä", "e", "o", "ö", "u", "ü"}
+	assert.Equal(t, expected, slice)
+}
+
+func TestSortCollateStringGermanAndOptions(t *testing.T) {
+	slice := []string{"a", "ä", "e", "ö", "u", "ü", "o"}
+	util.SortCollateStringSlice(slice, language.German, collate.IgnoreCase, collate.IgnoreWidth, collate.IgnoreDiacritics)
+
+	expected := []string{"a", "ä", "e", "ö", "o", "u", "ü"}
+	assert.Equal(t, expected, slice)
+}