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doc: Better documentation for toContaintHTML #363

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May 15, 2021
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doc: Better documentation for toContaintHTML #363

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doc: Better documentation for toContaintHTML
gnapse May 5, 2021
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Update README.md
gnapse May 15, 2021
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10 changes: 9 additions & 1 deletion README.md
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Expand Up @@ -491,7 +491,7 @@ toContainHTML(htmlText: string)
```

Assert whether a string representing a HTML element is contained in another
element:
element. The string should contain valid html, and not any incomplete html.

#### Examples

Expand All @@ -500,7 +500,15 @@ element:
```

```javascript
// These are valid uses
expect(getByTestId('parent')).toContainHTML('<span data-testid="child"></span>')
expect(getByTestId('parent')).toContainHTML('<span data-testid="child" />')
expect(getByTestId('parent')).not.toContainHTML('<br />')

// These won't work
expect(getByTestId('parent')).toContainHTML('data-testid="child"')
expect(getByTestId('parent')).toContainHTML('data-testid')
expect(getByTestId('parent')).toContainHTML('</span>')
```

> Chances are you probably do not need to use this matcher. We encourage testing
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