react-native-paper/src/components/__tests__/MenuItem.test.tsx at 9ef33291662566b54ce3cfbe24a243a02b5324f8 · callstack/react-native-paper · GitHub

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import * as React from 'react';

import { render } from '@testing-library/react-native';

import { getTheme } from '../../core/theming';
import { tokens } from '../../theme/tokens';
import Menu from '../Menu/Menu';
import { getMenuItemColor } from '../Menu/utils';

const { stateOpacity } = tokens.md.ref;

describe('Menu Item', () => {
  it('renders menu item', () => {
    const tree = render(
      <>
        <Menu.Item leadingIcon="redo" onPress={() => {}} title="Redo" />
        <Menu.Item leadingIcon="undo" onPress={() => {}} title="Undo" />
        <Menu.Item
          leadingIcon="content-cut"
          onPress={() => {}}
          title="Cut"
          disabled
        />
        <Menu.Item
          leadingIcon="content-copy"
          onPress={() => {}}
          title="Copy"
          disabled
        />
        <Menu.Item onPress={() => {}} title="Paste" />
      </>
    ).toJSON();

    expect(tree).toMatchSnapshot();
  });

  it('should have titleMaxFontSizeMultiplier passed to title', () => {
    const labelMaxFontSizeMultiplier = 2;

    const { getByTestId } = render(
      <Menu.Item
        titleMaxFontSizeMultiplier={labelMaxFontSizeMultiplier}
        leadingIcon="content-cut"
        onPress={() => {}}
        title="Cut"
      />
    );

    expect(getByTestId('menu-item-title').props.maxFontSizeMultiplier).toBe(
      labelMaxFontSizeMultiplier
    );
  });

  it('accepts different values for accessibilityState', () => {
    const { getByTestId } = render(
      <Menu.Item
        accessibilityState={{ checked: true }}
        title="Option 1"
        testID="touchable"
      />
    );

    expect(getByTestId('touchable').props.accessibilityState).toMatchObject({
      checked: true,
    });
  });
});

describe('getMenuItemColor - title color', () => {
  it('should return disabled color if disabled, for theme version 3', () => {
    expect(
      getMenuItemColor({
        theme: getTheme(),
        disabled: true,
      })
    ).toMatchObject({
      titleColor: getTheme().colors.onSurface,
      contentOpacity: stateOpacity.disabled,
    });
  });

  it('should return correct theme color, for theme version 3', () => {
    expect(
      getMenuItemColor({
        theme: getTheme(),
      })
    ).toMatchObject({
      titleColor: getTheme().colors.onSurface,
    });
  });
});

describe('getMenuItemColor - icon color', () => {
  it('should return disabled color if disabled, for theme version 3', () => {
    expect(
      getMenuItemColor({
        theme: getTheme(),
        disabled: true,
      })
    ).toMatchObject({
      iconColor: getTheme().colors.onSurfaceVariant,
      contentOpacity: stateOpacity.disabled,
    });
  });

  it('should return correct theme color, for theme version 3', () => {
    expect(
      getMenuItemColor({
        theme: getTheme(),
      })
    ).toMatchObject({
      iconColor: getTheme().colors.onSurfaceVariant,
    });
  });
});