feat: add BVK exchange library

validation_test.go

@@ -0,0 +1,38 @@
+package mila
+
+import "testing"
+
+func TestValidateAcceptsValidUTF8State(t *testing.T) {
+	err := Validate(DefaultConfig(), ContentState{
+		Route:    "3",
+		Text:     "Гостиный двор - Gostiny dvor",
+		Template: "Гостиный двор",
+	})
+	if err != nil {
+		t.Fatalf("Validate returned error: %v", err)
+	}
+}
+
+func TestValidateRejectsTooLongRoute(t *testing.T) {
+	err := Validate(DefaultConfig(), ContentState{
+		Route:    "1234",
+		Text:     "ok",
+		Template: "tpl",
+	})
+	if err == nil {
+		t.Fatal("expected validation error")
+	}
+	if !IsValidationError(err) {
+		t.Fatalf("expected ValidationError, got %T", err)
+	}
+}
+
+func TestValidateRejectsMissingTemplate(t *testing.T) {
+	err := Validate(DefaultConfig(), ContentState{
+		Route: "3",
+		Text:  "ok",
+	})
+	if err == nil {
+		t.Fatal("expected validation error")
+	}
+}