railbird-gql/test/component/bar-graph.test.tsx

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import React from "react";
import { render } from "@testing-library/react-native";
import BarGraph from "../../component/charts/bar-graph/bar-graph";
import { graph_data_two_measures } from "../../mock/charts/mock-data";
describe("BarGraph Component Tests", () => {
it("renders correctly with data", () => {
const { getByTestId } = render(
<BarGraph data={graph_data_two_measures} testID="1" />,
);
expect(getByTestId(`bar-graph-1`)).toBeTruthy();
});
it("does not render without data", () => {
// Have to ts-ignore to test null data conditions
// @ts-ignore
const { queryByTestId } = render(<BarGraph testID="2" />);
expect(queryByTestId(`bar-graph-2`)).toBeNull();
});
});