Add tests for label model

internal/models/label_test.go

@@ -0,0 +1,21 @@
+package models
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestNewLabel(t *testing.T) {
+	t.Run("name Unicorn2000 priority 5", func(t *testing.T) {
+		label := NewLabel("Unicorn2000", 5)
+		assert.Equal(t, "Unicorn2000", label.LabelName)
+		assert.Equal(t, "unicorn2000", label.LabelSlug)
+		assert.Equal(t, 5, label.LabelPriority)
+	})
+	t.Run("name Unknown", func(t *testing.T) {
+		label := NewLabel("", -6)
+		assert.Equal(t, "Unknown", label.LabelName)
+		assert.Equal(t, "unknown", label.LabelSlug)
+		assert.Equal(t, -6, label.LabelPriority)
+	})
+}