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import expect from 'expect';
import { createHashHistory } from 'history';
import * as TestSequences from './TestSequences/index.js';
const canGoWithoutReload = window.navigator.userAgent.indexOf('Firefox') === -1;
const describeGo = canGoWithoutReload ? describe : describe.skip;
describe('a hash history', () => {
let history;
beforeEach(() => {
if (window.location.hash !== '#/') {
window.location.hash = '/';
}
history = createHashHistory();
});
it('knows how to create hrefs', () => {
const href = history.createHref({
pathname: '/the/path',
search: '?the=query',
hash: '#the-hash'
});
expect(href).toEqual('#/the/path?the=query#the-hash');
});
it('does not encode the generated path', () => {
// encoded
const encodedHref = history.createHref({
pathname: '/%23abc'
});
// unencoded
const unencodedHref = history.createHref({
pathname: '/#abc'
});
expect(encodedHref).toEqual('#/%23abc');
expect(unencodedHref).toEqual('#/#abc');
});
describe('listen', () => {
it('does not immediately call listeners', done => {
TestSequences.Listen(history, done);
});
});
describe('the initial location', () => {
it('does not have a key', done => {
TestSequences.InitialLocationNoKey(history, done);
});
});
describe('push a new path', () => {
it('calls change listeners with the new location', done => {
TestSequences.PushNewLocation(history, done);
});
});
describe('push the same path', () => {
it('calls change listeners with the same location and emits a warning', done => {
TestSequences.PushSamePathWarning(history, done);
});
});
describe('push state', () => {
it('calls change listeners with the new location and emits a warning', done => {
TestSequences.PushStateWarning(history, done);
});
});
describe('push with no pathname', () => {
it('calls change listeners with the normalized location', done => {
TestSequences.PushMissingPathname(history, done);
});
});
describe('push with a relative pathname', () => {
it('calls change listeners with the normalized location', done => {
TestSequences.PushRelativePathname(history, done);
});
});
describe('push with an invalid pathname (bad percent-encoding)', () => {
it('throws an error', done => {
TestSequences.PushInvalidPathname(history, done);
});
});
describe('push with a unicode path string', () => {
it('creates a location with decoded properties', done => {
TestSequences.PushUnicodeLocation(history, done);
});
});
describe('push with an encoded path string', () => {
it('creates a location object with encoded pathname', done => {
TestSequences.PushEncodedLocation(history, done);
});
});
describe('replace a new path', () => {
it('calls change listeners with the new location', done => {
TestSequences.ReplaceNewLocation(history, done);
});
});
describe('replace the same path', () => {
it('calls change listeners with the new location', done => {
TestSequences.ReplaceSamePath(history, done);
});
});
describe('replace with an invalid pathname (bad percent-encoding)', () => {
it('throws an error', done => {
TestSequences.ReplaceInvalidPathname(history, done);
});
});
describe('replace state', () => {
it('calls change listeners with the new location and emits a warning', done => {
TestSequences.ReplaceStateWarning(history, done);
});
});
describe('location created by encoded and unencoded pathname', () => {
it('produces the same location.pathname', done => {
TestSequences.LocationPathnameAlwaysSame(history, done);
});
});
describe('location created with encoded/unencoded reserved characters', () => {
it('produces different location objects', done => {
TestSequences.EncodedReservedCharacters(history, done);
});
});
describeGo('goBack', () => {
it('calls change listeners with the previous location', done => {
TestSequences.GoBack(history, done);
});
});
describeGo('goForward', () => {
it('calls change listeners with the next location', done => {
TestSequences.GoForward(history, done);
});
});
describe('block', () => {
it('blocks all transitions', done => {
TestSequences.BlockEverything(history, done);
});
});
describeGo('block a POP without listening', () => {
it('receives the next location and action as arguments', done => {
TestSequences.BlockPopWithoutListening(history, done);
});
});
describe('that accepts all transitions', () => {
let history;
beforeEach(() => {
history = createHashHistory({
getUserConfirmation(_, callback) {
callback(true);
}
});
});
it('receives the next location and action as arguments', done => {
TestSequences.TransitionHookArgs(history, done);
});
const itBackButton = canGoWithoutReload ? it : it.skip;
itBackButton('is called when the back button is clicked', done => {
TestSequences.BackButtonTransitionHook(history, done);
});
it('cancels the transition when it returns false', done => {
TestSequences.ReturnFalseTransitionHook(history, done);
});
});
describe('that denies all transitions', () => {
let history;
beforeEach(() => {
history = createHashHistory({
getUserConfirmation(_, callback) {
callback(false);
}
});
});
describe('clicking on a link (push)', () => {
it('does not update the location', done => {
TestSequences.DenyPush(history, done);
});
});
describeGo('clicking the back button (goBack)', () => {
it('does not update the location', done => {
TestSequences.DenyGoBack(history, done);
});
});
describeGo('clicking the forward button (goForward)', () => {
it('does not update the location', done => {
TestSequences.DenyGoForward(history, done);
});
});
});
});
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