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simplify pie chart tests for initial setup
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annacmc committed Jan 21, 2025
1 parent 94869ba commit ab92c95
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25 changes: 25 additions & 0 deletions pnpm-lock.yaml

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* @jest-environment jsdom
*/

import { render, screen } from '@testing-library/react';
import { render } from '@testing-library/react';
import { ThemeProvider } from '../../../providers/theme';
import PieChart from '../pie-chart';

describe( 'PieChart', () => {
const defaultProps = {
size: 500,
data: [
{ label: 'A', percentage: 50, value: 50 },
{ label: 'B', percentage: 50, value: 50 },
],
};

const renderWithTheme = ( props = {} ) => {
return render(
it( 'renders', () => {
const { container } = render(
<ThemeProvider>
<PieChart { ...defaultProps } { ...props } />
<PieChart data={ [ { label: 'A', percentage: 100, value: 100 } ] } />
</ThemeProvider>
);
};

describe( 'Data Validation', () => {
test( 'validates total percentage equals 100', () => {
renderWithTheme( {
data: [
{ label: 'A', percentage: 60, value: 60 },
{ label: 'B', percentage: 50, value: 50 },
],
} );
expect( screen.getByText( /invalid percentage total/i ) ).toBeInTheDocument();
} );

test( 'handles negative values', () => {
renderWithTheme( {
data: [
{ label: 'A', percentage: -30, value: -30 },
{ label: 'B', percentage: 130, value: 130 },
],
} );
expect( screen.getByText( /invalid data/i ) ).toBeInTheDocument();
} );

test( 'handles empty data array', () => {
renderWithTheme( { data: [] } );
expect( screen.getByText( /no data available/i ) ).toBeInTheDocument();
} );

test( 'handles single data point', () => {
renderWithTheme( {
data: [ { label: 'A', percentage: 100, value: 100 } ],
} );
expect( screen.getByText( 'A' ) ).toBeInTheDocument();
} );
expect( container ).toBeTruthy();
} );
} );

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