/
ReactComponent.spec.tsx
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/
ReactComponent.spec.tsx
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import React from 'react';
import { render } from '@testing-library/react';
import ReactComponent from './ReactComponent';
import slots from '../slots';
import Context from '../Context';
import { DisplayModes } from '../../consts';
import * as Rsg from '../../../typings';
const context = {
config: {
pagePerSection: false,
},
displayMode: DisplayModes.all,
slots: slots(),
};
const Provider = (props: any) => <Context.Provider value={context} {...props} />;
const evalInContext = (a: string) =>
// eslint-disable-next-line no-new-func
new Function('require', 'const React = require("react");' + a).bind(null, require);
const component = {
name: 'Foo',
visibleName: 'Foo',
slug: 'foo',
href: '#foo',
pathLine: 'foo/bar.js',
props: {
description: 'Bar',
methods: [],
examples: [],
},
metadata: {},
};
const componentWithEverything: Rsg.Component = {
name: 'Foo',
visibleName: 'Foo',
slug: 'foo',
pathLine: 'foo/bar.js',
props: {
description: 'Bar',
methods: [
{
name: 'set',
params: [
{
name: 'newValue',
description: 'New value for the counter.',
type: {type: 'NameExpression', name: 'Number' },
},
],
returns: null,
description: 'Sets the counter to a particular value.',
},
],
examples: [
{
type: 'code',
content: '<button>Code: OK</button>',
evalInContext,
},
{
type: 'markdown',
content: 'Markdown: Hello *world*!',
},
],
},
metadata: {
tags: ['one', 'two'],
},
};
test('should render an example placeholder', () => {
const { getByText } = render(
<Provider>
<ReactComponent component={component} depth={3} exampleMode="collapse" usageMode="collapse" />
</Provider>
);
expect(getByText(/add examples to this component/i)).toBeInTheDocument();
});
test('should render examples', () => {
const { getByText } = render(
<Provider>
<ReactComponent
component={componentWithEverything}
depth={3}
exampleMode="collapse"
usageMode="collapse"
/>
</Provider>
);
expect(getByText(/code: ok/i)).toBeInTheDocument();
expect(getByText(/markdown: hello/i)).toBeInTheDocument();
});
test('should render usage closed by default when usageMode is "collapse"', () => {
const { getByText } = render(
<Provider>
<ReactComponent
component={componentWithEverything}
depth={3}
exampleMode="collapse"
usageMode="collapse"
/>
</Provider>
);
expect(getByText(/props & methods/i)).toHaveAttribute('aria-pressed', 'false');
});
test('should render usage opened by default when usageMode is "expand"', () => {
const { getByText } = render(
<Provider>
<ReactComponent
component={componentWithEverything}
depth={3}
exampleMode="collapse"
usageMode="expand"
/>
</Provider>
);
expect(getByText(/props & methods/i)).toHaveAttribute('aria-pressed', 'true');
});
test('should not render usage when usageMode is "hide"', () => {
const { queryByText } = render(
<Provider>
<ReactComponent
component={componentWithEverything}
depth={3}
exampleMode="collapse"
usageMode="hide"
/>
</Provider>
);
expect(queryByText(/props & methods/i)).not.toBeInTheDocument();
});
test('should not render anything when component has no name', () => {
const { container } = render(
<Provider>
<ReactComponent
component={{ slug: 'foo', props: {} }}
depth={3}
exampleMode="collapse"
usageMode="collapse"
/>
</Provider>
);
expect(container).toBeEmpty();
});
test('should not render component in isolation mode by default', () => {
const { getByLabelText } = render(
<Provider>
<ReactComponent component={component} depth={3} exampleMode="collapse" usageMode="collapse" />
</Provider>
);
expect(getByLabelText(/open isolated/i)).toBeInTheDocument();
});
test('should render component in isolation mode', () => {
const { getByLabelText } = render(
<Provider
value={{
...context,
displayMode: DisplayModes.component,
}}
>
<ReactComponent component={component} depth={3} exampleMode="collapse" usageMode="collapse" />
</Provider>
);
expect(getByLabelText(/show all components/i)).toBeInTheDocument();
});
test('should prefix description with deprecated label when @deprecated is present in tags', () => {
const { getByText } = render(
<Provider>
<ReactComponent
component={{
...component,
props: {
tags: {
deprecated: [
{
title: 'deprecated',
description: 'I am deprecated',
},
],
},
},
}}
depth={3}
exampleMode="collapse"
usageMode="collapse"
/>
</Provider>
);
expect(getByText(/deprecated:/i)).toBeInTheDocument();
});