iNaturalistReactNative/tests/unit/components/AddID/AddID.test.js

import { fireEvent, waitFor } from "@testing-library/react-native";
import AddID from "components/ObsEdit/AddID";
import inatjs from "inaturalistjs";
import React from "react";

import factory, { makeResponse } from "../../../factory";
import { renderComponent } from "../../../helpers/render";
// Mock inaturalistjs so we can make some fake responses
jest.mock( "inaturalistjs" );

// this resolves a test failure with the Animated library:
// Animated: `useNativeDriver` is not supported because the native animated module is missing.
jest.useFakeTimers( );

const mockTaxaList = [
  factory( "RemoteTaxon" ),
  factory( "RemoteTaxon" ),
  factory( "RemoteTaxon" )
];

jest.mock( "sharedHooks/useAuthenticatedQuery", ( ) => ( {
  __esModule: true,
  default: ( ) => ( {
    data: mockTaxaList
  } )
} ) );

jest.mock( "react-native-vector-icons/MaterialIcons", ( ) => {
  const InnerReact = require( "react" );
  class MaterialIcons extends InnerReact.Component {
    static getImageSourceSync( _thing, _number, _color ) {
      return { uri: "foo" };
    }

    render( ) {
      return InnerReact.createElement( "MaterialIcons", this.props, this.props.children );
    }
  }
  return MaterialIcons;
} );

test( "renders taxon search results", async ( ) => {
  inatjs.search.mockResolvedValue( makeResponse( mockTaxaList ) );
  const route = { params: { } };
  const { getByTestId } = renderComponent( <AddID route={route} /> );
  const input = getByTestId( "SearchTaxon" );
  const taxon = mockTaxaList[0];
  await waitFor( () => {
    fireEvent.changeText( input, "Some taxon" );
    expect( getByTestId( `Search.taxa.${taxon.id}` ) ).toBeTruthy( );
  } );
  expect(
    getByTestId( `Search.taxa.${taxon.id}.photo` ).props.source
  ).toStrictEqual( { uri: taxon.default_photo.square_url } );
} );