Effect Testing Mocking

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by mepuka · vlatest · Repository

Simulates external system responses to verify AI agent actions without real dependencies, ensuring reliable behavior.

Install on your platform

We auto-selected Claude Code based on this skill’s supported platforms.

1

Run in terminal (recommended)

terminal
claude mcp add effect-testing-mocking npx -- -y @trustedskills/effect-testing-mocking
2

Or manually add to ~/.claude/settings.json

~/.claude/settings.json
{
  "mcpServers": {
    "effect-testing-mocking": {
      "command": "npx",
      "args": [
        "-y",
        "@trustedskills/effect-testing-mocking"
      ]
    }
  }
}

Requires Claude Code (claude CLI). Run claude --version to verify your install.

About This Skill

What it does

This skill allows AI agents to simulate and test the effects of actions in a controlled environment. It facilitates mocking dependencies, enabling isolated testing of specific functionalities without relying on external systems or real-world consequences. This is particularly useful for verifying complex interactions and ensuring predictable behavior within an agent's decision-making process.

When to use it

  • Testing complex workflows: Verify the sequence of actions in a multi-step task, like ordering food online, by mocking payment processing and inventory updates.
  • Simulating edge cases: Test how an agent reacts to unexpected situations or errors by creating mock environments that trigger specific failure conditions.
  • Validating decision logic: Ensure an agent makes the correct choices in various scenarios by controlling the inputs and observing the resulting actions through mocked dependencies.
  • Developing new features: Safely experiment with new functionalities without impacting live systems, using mocks to represent external services or data sources.

Key capabilities

  • Dependency mocking
  • Controlled environment simulation
  • Isolated testing of agent actions
  • Verification of complex interactions

Example prompts

  • "Simulate a scenario where the payment processor returns an error."
  • "Mock the inventory service to report that an item is out of stock."
  • "Test the ordering workflow with a simulated user profile and limited budget."

Tips & gotchas

This skill requires a foundational understanding of software testing principles and mocking techniques. Be sure to clearly define the scope of your mock environment to avoid unintended side effects during testing.

Tags

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Details

Version
vlatest
License
Author
mepuka
Installs
17

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Passed automated security scans.