react/scripts/jest/setupHostConfigs.js
Andrew Clark 4c6470cb3b Point ReactDOMForked to the new implementation
Updates Rollup, Jest, and Flow configuration to point to the new
entry points.
2020-04-09 00:03:35 -07:00

101 lines
3.5 KiB
JavaScript

'use strict';
const inlinedHostConfigs = require('../shared/inlinedHostConfigs');
jest.mock('react-reconciler/src/ReactFiberReconciler', () => {
return require.requireActual(
__VARIANT__
? 'react-reconciler/src/ReactFiberReconciler.new'
: 'react-reconciler/src/ReactFiberReconciler.old'
);
});
// When testing the custom renderer code path through `react-reconciler`,
// turn the export into a function, and use the argument as host config.
const shimHostConfigPath = 'react-reconciler/src/ReactFiberHostConfig';
jest.mock('react-reconciler', () => {
return config => {
jest.mock(shimHostConfigPath, () => config);
return require.requireActual('react-reconciler');
};
});
const shimServerStreamConfigPath = 'react-server/src/ReactServerStreamConfig';
const shimServerFormatConfigPath = 'react-server/src/ReactServerFormatConfig';
const shimFlightServerConfigPath = 'react-server/src/ReactFlightServerConfig';
jest.mock('react-server', () => {
return config => {
jest.mock(shimServerStreamConfigPath, () => config);
jest.mock(shimServerFormatConfigPath, () => config);
return require.requireActual('react-server');
};
});
jest.mock('react-server/flight', () => {
return config => {
jest.mock(shimServerStreamConfigPath, () => config);
jest.mock(shimServerFormatConfigPath, () => config);
jest.mock('react-server/src/ReactFlightServerBundlerConfigCustom', () => ({
resolveModuleMetaData: config.resolveModuleMetaData,
}));
jest.mock(shimFlightServerConfigPath, () =>
require.requireActual(
'react-server/src/forks/ReactFlightServerConfig.custom'
)
);
return require.requireActual('react-server/flight');
};
});
const shimFlightClientHostConfigPath =
'react-client/src/ReactFlightClientHostConfig';
jest.mock('react-client/flight', () => {
return config => {
jest.mock(shimFlightClientHostConfigPath, () => config);
return require.requireActual('react-client/flight');
};
});
const configPaths = [
'react-reconciler/src/ReactFiberHostConfig',
'react-client/src/ReactFlightClientHostConfig',
'react-server/src/ReactServerStreamConfig',
'react-server/src/ReactServerFormatConfig',
'react-server/src/ReactFlightServerConfig',
];
function mockAllConfigs(rendererInfo) {
configPaths.forEach(path => {
// We want the reconciler to pick up the host config for this renderer.
jest.mock(path, () => {
let idx = path.lastIndexOf('/');
let forkPath = path.substr(0, idx) + '/forks' + path.substr(idx);
return require.requireActual(`${forkPath}.${rendererInfo.shortName}.js`);
});
});
}
// But for inlined host configs (such as React DOM, Native, etc), we
// mock their named entry points to establish a host config mapping.
inlinedHostConfigs.forEach(rendererInfo => {
if (rendererInfo.shortName === 'custom') {
// There is no inline entry point for the custom renderers.
// Instead, it's handled by the generic `react-reconciler` entry point above.
return;
}
rendererInfo.entryPoints.forEach(entryPoint => {
jest.mock(entryPoint, () => {
mockAllConfigs(rendererInfo);
return require.requireActual(entryPoint);
});
});
});
// Make it possible to import this module inside
// the React package itself.
jest.mock('shared/ReactSharedInternals', () =>
require.requireActual('react/src/ReactSharedInternals')
);
jest.mock('scheduler', () => require.requireActual('scheduler/unstable_mock'));
jest.mock('scheduler/src/SchedulerHostConfig', () =>
require.requireActual('scheduler/src/forks/SchedulerHostConfig.mock.js')
);