The document discusses different software testing techniques including unit testing, integration testing, and end-to-end testing. Unit testing involves mounting components and testing them in isolation using mock data. Integration testing tests how components interact by intercepting API calls. End-to-end testing tests full user flows without mocking. The testing pyramid visualizes that unit tests should be most numerous, followed by integration then end-to-end tests which are least numerous but most closely resemble real user behavior.

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SOFTWARE TESTING
TECHNIQUES

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SearchBox
ArticleList

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<SearchBox
placeholder={placeholder}
onSearch={onSearch}
/>
Unit Testing / Component Testing
mount(
)

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Unit Testing / Component Testing
<ArticleList keyword={keyword} />
mount(
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Unit Testing / Component Testing
Mock Data
cy.interceptApi('GET', url, response)

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Mock Data
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Integration Testing
cy.interceptApi('GET', url, response)

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API
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E2E Testing

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E2E Testing
Order Payment

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The Testing Pyramid
Unit
Integration
E2E

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The Testing Pyramid
“The more your tests resemble the way your software Is
used, the more con
fi
dence they can give you.”
Kent C. Dodds

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The Testing Trophy
TypeScript / ESLint
Cypress