UPDATE: Adds Web browser wasm bindings (#30)

* UPDATE: Adds Web browser wasm bindings

* FIX: install wasm-pack in the GitHub actions

base/src/test/user_model/test_general.rs

@@ -22,6 +22,13 @@ fn set_user_input_errors() {
     assert!(model.set_user_input(0, 1, LAST_COLUMN + 1, "1").is_err());
 }
 
+#[test]
+fn user_model_debug_message() {
+    let model = UserModel::new_empty("model", "en", "UTC").unwrap();
+    let s = &format!("{:?}", model);
+    assert_eq!(s, "UserModel");
+}
+
 #[test]
 fn insert_remove_rows() {
     let model = new_empty_model();