writing-tests

Write unit tests, component tests, and integration tests for AiderDesk using Vitest and React Testing Library. Use when creating new tests, adding test coverage, configuring mocks, setting up test files, or debugging failing tests.

Install with Tessl CLI

npx tessl i github:hotovo/aider-desk --skill writing-tests

What are skills?

100

Review — 100%

Does it follow best practices?

Evaluation — 90%

Agent success when using this skill

Validation — 11 / 11 Passed

Validation for skill structure

SKILL.md

Review

Evals

Evaluation results

92%

45%

Add Test Coverage for New AiderDesk Utilities

Test organization and file placement

Criteria

Without context

With context

Utility test placement

100%

Service test placement

100%

Utility test filename

100%

Service test filename

100%

Vitest named imports

100%

vi.mock for fs

100%

vi.clearAllMocks in beforeEach

100%

vi.mocked usage

100%

Imperative test descriptions

Correct npm script in NOTES

100%

Placement rationale in NOTES

30%

100%

Without context: $0.2538 · 1m 2s · 12 turns · 12 in / 3,757 out tokens

With context: $0.4030 · 1m 5s · 21 turns · 484 in / 3,563 out tokens

100%

24%

Write Tests for the NotificationBanner Component

Centralized mock factories for React contexts

Criteria

Without context

With context

createMockApi import path

100%

createMockTaskContext import path

100%

vi.mock for ApiContext

100%

vi.mock for TaskContext

100%

Factory in beforeEach

60%

100%

vi.clearAllMocks in beforeEach

100%

No inline mock objects

80%

100%

Colocated test placement

100%

Test file extension

100%

Correct npm script in NOTES

100%

Factory override usage

100%

Without context: $1.2266 · 5m 15s · 13 turns · 13 in / 5,610 out tokens

With context: $0.5415 · 1m 16s · 22 turns · 263 in / 4,640 out tokens

80%

39%

Write Tests for the useAutoSave Custom Hook

Hook testing with fake timers and async patterns

Criteria

Without context

With context

renderHook import

100%

act import

100%

vi.useFakeTimers in beforeEach

100%

vi.restoreAllMocks in afterEach

vi.clearAllMocks in beforeEach

Colocated hook test placement

100%

Hook test filename

75%

100%

Imperative test descriptions

87%

75%

Vitest named imports

100%

Correct npm script in NOTES

100%

Timer advancement with act

100%

Without context: $0.3948 · 1m 55s · 18 turns · 67 in / 5,574 out tokens

With context: $0.4028 · 1m 8s · 20 turns · 1,426 in / 3,860 out tokens

Evaluated: about 6 hours ago
Agent: Claude Code

Table of Contents

Add Test Coverage for New AiderDesk Utilities Write Tests for the NotificationBanner Component Write Tests for the useAutoSave Custom Hook

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.