mocktail

Create and manage mock objects in Dart and Flutter tests with Mocktail.

Updated Jun 30, 2025
One-click install
npx skills add https://github.com/hnvcam/teno_mindmap --skill mocktail-hnvcam
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mocktail
Source: https://github.com/hnvcam/teno_mindmap/tree/main/.qwen/skills/mocktail
Command: npx skills add https://github.com/hnvcam/teno_mindmap --skill mocktail-hnvcam

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill streamlines the process of creating and managing mock objects in Dart and Flutter tests, reducing boilerplate code and improving test clarity.

Core Features & Use Cases

  • Mock Creation: Easily generate mock classes for your dependencies.
  • Stubbing & Verification: Define expected behavior and verify interactions with mocks.
  • Fallback Values: Register default values for custom types used in matchers.
  • Use Case: When testing a UserRepository that depends on an ApiService, use this Skill to create a MockApiService to isolate the UserRepository logic without making actual network calls.

Quick Start

Use the mocktail skill to create a mock class for the MyService interface.

Frequently Asked Questions about mocktail

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I create mock objects for Dart and Flutter unit tests?

You can create mock objects for Dart and Flutter unit tests by generating mock classes for your dependencies using the Mocktail package. This allows you to isolate the code under test from its dependencies without making actual network calls.

What is the best way to stub method calls and verify interactions in Flutter testing?

The best way to stub method calls and verify interactions in Flutter testing is using mock utilities to define expected behaviors. This streamlines the testing process by reducing boilerplate code and improving overall test clarity.

How do I register fallback values for custom types in Dart mocking matchers?

To register fallback values for custom types in Dart mocking matchers, use the provided utilities to register default values. This is essential when stubbing methods that require specific custom type arguments during your unit tests.

When do I need mocking in Flutter unit testing?

You need mocking in Flutter unit testing when you want to isolate code logic from its dependencies. For example, when testing a UserRepository that depends on an ApiService, mocking allows you to isolate the repository logic without executing actual network calls.

Does the mocktail package simplify boilerplate code for Dart test environments?

Yes, the mocktail package simplifies boilerplate code for Dart test environments by providing utilities that streamline the creation and management of mock objects. This approach directly improves test clarity and reduces setup overhead.