MyCrypto/common/features/config/meta/reducer.spec.ts

81 lines
2.2 KiB
TypeScript

import {
changeLanguage,
setOnline,
setOffline,
toggleAutoGasLimit,
setLatestBlock
} from './actions';
import { metaReducer } from './reducer';
describe('meta reducer', () => {
const expectedInitialState = {
languageSelection: 'en',
offline: false,
autoGasLimit: true,
latestBlock: '???'
};
const expectedState = {
initialState: expectedInitialState,
changingLanguage: {
...expectedInitialState,
languageSelection: 'langaugeToChange'
},
togglingToOffline: {
...expectedInitialState,
offline: true
},
togglingToOnline: {
...expectedInitialState,
offline: false
},
togglingToManualGasLimit: {
...expectedInitialState,
autoGasLimit: false
},
togglingToAutoGasLimit: {
...expectedInitialState,
autoGasLimit: true
},
settingLatestBlock: {
...expectedInitialState,
latestBlock: '12345'
}
};
const actions = {
changeLangauge: changeLanguage('langaugeToChange'),
setOnline: setOnline(),
setOffline: setOffline(),
toggleAutoGasLimit: toggleAutoGasLimit(),
setLatestBlock: setLatestBlock('12345')
};
it('should return the inital state', () =>
expect(metaReducer(undefined, {} as any)).toEqual(expectedState.initialState));
it('should handle toggling to offline', () =>
expect(metaReducer(expectedState.initialState, actions.setOffline)).toEqual(
expectedState.togglingToOffline
));
it('should handle toggling back to online', () =>
expect(metaReducer(expectedState.togglingToOffline, actions.setOnline)).toEqual(
expectedState.togglingToOnline
));
it('should handle toggling to manual gas limit', () =>
expect(metaReducer(expectedState.initialState, actions.toggleAutoGasLimit)).toEqual(
expectedState.togglingToManualGasLimit
));
it('should handle toggling back to auto gas limit', () =>
expect(metaReducer(expectedState.togglingToManualGasLimit, actions.toggleAutoGasLimit)).toEqual(
expectedState.togglingToAutoGasLimit
));
it('should handle setting the latest block', () =>
expect(metaReducer(expectedState.initialState, actions.setLatestBlock)).toEqual(
expectedState.settingLatestBlock
));
});