Files
xyflow/examples/vite-app/cypress/components/hooks/useEdges.cy.tsx
2023-06-05 15:40:18 +02:00

43 lines
1.2 KiB
TypeScript

import React, { useEffect } from 'react';
import ReactFlow, { Edge, useEdges } from '@xyflow/react';
import { nodes as initialNodes, edges as initialEdges } from '../../fixtures/simpleflow';
describe('useEdges.cy.tsx', () => {
it('handles edges', () => {
const onChangeSpy = cy.spy().as('onChangeSpy');
cy.mount(
<ReactFlow nodes={initialNodes} edges={initialEdges}>
<HookHelperComponent onChange={onChangeSpy} />
</ReactFlow>
);
cy.get('@onChangeSpy').should('have.been.calledWith', []);
cy.get('@onChangeSpy').should('have.been.calledWith', initialEdges);
});
it('handles defaultEdges', () => {
const onChangeSpy = cy.spy().as('onChangeSpy');
cy.mount(
<ReactFlow defaultNodes={initialNodes} defaultEdges={initialEdges}>
<HookHelperComponent onChange={onChangeSpy} />
</ReactFlow>
);
cy.get('@onChangeSpy').should('have.been.calledWith', []);
cy.get('@onChangeSpy').should('have.been.calledWith', initialEdges);
});
});
const HookHelperComponent = ({ onChange }: { onChange: (edges: Edge[]) => void }) => {
const edges = useEdges();
useEffect(() => {
onChange(edges);
}, [edges]);
return null;
};