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See you my redux

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This commit is contained in:
Shin'ya Ueoka 2018-07-08 11:39:56 +09:00
parent f2ac75fff8
commit 96649fef63
3 changed files with 0 additions and 178 deletions
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110
test/shared/store/index.test.js
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@ -1,110 +0,0 @@
import { createStore } from 'shared/store';
describe("Store class", () => {
const reducer = (state, action) => {
if (state == undefined) {
return 0;
}
return state + action;
};
describe("#dispatch", () => {
it('transit status by immediate action', () => {
let store = createStore(reducer);
store.dispatch(10);
expect(store.getState()).to.equal(10);
store.dispatch(-20);
expect(store.getState()).to.equal(-10);
});
it('returns next state by immediate action', () => {
let store = createStore(reducer);
let dispatchedAction = store.dispatch(11);
expect(dispatchedAction).to.equal(11);
});
it('transit status by Promise action', () => {
let store = createStore(reducer);
let p1 = Promise.resolve(10);
return store.dispatch(p1).then(() => {
expect(store.getState()).to.equal(10);
}).then(() => {
store.dispatch(Promise.resolve(-20));
}).then(() => {
expect(store.getState()).to.equal(-10);
});
});
it('returns next state by promise action', () => {
let store = createStore(reducer);
let dispatchedAction = store.dispatch(Promise.resolve(11));
return dispatchedAction.then((value) => {
expect(value).to.equal(11);
});
});
});
describe("#subscribe", () => {
it('invoke callback', (done) => {
let store = createStore(reducer);
store.subscribe(() => {
expect(store.getState()).to.equal(15);
done();
});
store.dispatch(15);
});
it('propagate sender object', (done) => {
let store = createStore(reducer);
store.subscribe((sender) => {
expect(sender).to.equal('sender');
done();
});
store.dispatch(15, 'sender');
});
})
describe("catcher", () => {
it('catch an error in reducer on initializing by immediate action', (done) => {
let store = createStore(() => {
throw new Error();
}, (e) => {
expect(e).to.be.an('error');
done();
});
});
it('catch an error in reducer on initializing by immediate action', (done) => {
let store = createStore((state, action) => {
if (state === undefined) return 0;
throw new Error();
}, (e) => {
expect(e).to.be.an('error');
done();
});
store.dispatch(20);
});
it('catch an error in reducer on initializing by promise action', (done) => {
let store = createStore((state, action) => {
if (state === undefined) return 0;
throw new Error();
}, (e) => {
expect(e).to.be.an('error');
done();
});
store.dispatch(Promise.resolve(20));
});
it('catch an error in promise action', (done) => {
let store = createStore((state, action) => 0, (e) => {
expect(e).to.be.an('error');
done();
});
store.dispatch(new Promise(() => { throw new Error() }));
});
})
});