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test.js
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test.js
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/*!
* dush-router <https://github.com/tunnckoCore/dush-router>
*
* Copyright (c) Charlike Mike Reagent <@tunnckoCore> (https://i.am.charlike.online)
* Released under the MIT license.
*/
/* jshint asi:true */
'use strict'
var test = require('mukla')
var dush = require('dush')
var router = require('./index')
var app = dush().use(router())
test('should add `.addRoute`, `.createRoute` and `.navigate` methods', function (done) {
test.strictEqual(typeof app.addRoute, 'function')
test.strictEqual(typeof app.createRoute, 'function')
test.strictEqual(typeof app.navigate, 'function')
done()
})
test('should `.createRoute` return a Route object', function (done) {
var handler = function handlerName () {}
var route = app.createRoute('/foobar', handler)
test.strictEqual(typeof route, 'object')
test.strictEqual(route.route, '/foobar')
test.strictEqual(typeof route.handler, 'function')
test.strictEqual(typeof route.match, 'function')
test.strictEqual(route.handler.name, 'handlerName')
test.strictEqual(app._routes.length, 0)
done()
})
test('should route.match(pathname) return object on match', function (done) {
var called = 0
var route = app.createRoute('/user/:name', function () {
called++
})
test.deepEqual(route.keys, ['name'])
var params = route.match('/user/quxie')
test.strictEqual(typeof params, 'object')
test.strictEqual(params.name, 'quxie')
test.strictEqual(app._routes.length, 0)
test.strictEqual(called, 0)
done()
})
test('should `route.match(pathname)` return null if match but no params', function (done) {
var called = 0
var route = app.createRoute('/hi', function heya () {
called++
})
var res = route.match('/hi')
test.strictEqual(res, null)
test.strictEqual(called, 0)
done()
})
test('should `route.match(pathname)` return false if no match', function (done) {
var app = dush()
app.use(router())
var r = app.createRoute('/xyz', function () {})
test.strictEqual(r.match('/xxx'), false)
done()
})
test('should `.addRoute(route, handler)` return self', function (done) {
var ret = app.addRoute('/foobar', function () {})
test.strictEqual(typeof ret, 'object')
test.strictEqual(typeof ret.addRoute, 'function')
test.strictEqual(typeof ret.navigate, 'function')
test.strictEqual(typeof ret.createRoute, 'function')
test.strictEqual(ret._routes.length, 1)
test.strictEqual(app._routes.length, 1)
done()
})
test('should `.navigate` call route handler with params and given state', function (done) {
app.addRoute('/hello/:place', function (context) {
test.strictEqual(typeof context, 'object')
test.strictEqual(typeof context.state, 'object')
test.strictEqual(typeof context.params, 'object')
test.strictEqual(context.params.place, 'world')
test.strictEqual(context.state.foo, 'bar')
test.strictEqual(context.route, '/hello/:place')
test.strictEqual(context.pathname, '/hello/world')
done()
})
app.navigate('/hello/world', { foo: 'bar' })
})
test('should emit `notFound` event when no route found', function (done) {
var app = dush().use(router())
var called = 0
app.on('notFound', function (context) {
test.strictEqual(typeof context, 'object')
test.strictEqual(context.pathname, '/zazzy')
test.deepEqual(context.state, { aaa: 'bbb' })
called++
})
app.addRoute('/goo/gle', function () {})
app.addRoute('/foobar', function () {})
app.navigate('/zazzy', { aaa: 'bbb' })
test.strictEqual(app._routes.length, 2)
test.strictEqual(called, 1)
done()
})
test('should `.navigate` return what is returned from the route handler', function (done) {
app.addRoute('/abc', function routeHandler (ctx) {
return 100 + ctx.state.num
})
var res = app.navigate('/abc', { num: 200 })
test.strictEqual(res, 300)
done()
})
test('should allow custom `.on("route")` to change handler arguments', function (done) {
var app = dush().use(router())
var called = 0
// remove the default handling
app.off('route')
// define new one
app.on('route', function onRoute (handler, context) {
return handler(context.state, context.params || {})
})
app.once('notFound', function (context) {
test.strictEqual(context.pathname, '/zaz')
called = called + 1
})
app.addRoute('/foo/:id', function fooid (state, params) {
test.deepEqual(state, { name: 'charlike' })
test.deepEqual(params, { id: 123 })
return (called = called + 1)
})
app.addRoute('/barry', function (state, params) {
test.deepEqual(state, {})
test.deepEqual(params, {})
return (called = called + 1)
})
app.navigate('/zaz')
var ret = app.navigate('/foo/123', { name: 'charlike' })
test.strictEqual(ret, 2)
var res = app.navigate('/barry')
test.strictEqual(res, 3)
test.strictEqual(called, 3)
done()
})
test('should add multiple handlers on same route', function (done) {
var app = dush().use(router())
var called = 0
app.addRoute('/foo/:id', function (ctx) {
test.deepStrictEqual(ctx.params, { id: 'bar' })
called++
})
app.addRoute('/foo/:id', function (ctx) {
test.deepStrictEqual(ctx.params, { id: 'bar' })
test.strictEqual(called, 1)
called++
})
app.navigate('/foo/bar')
test.strictEqual(called, 2)
done()
})
test('should passed handler to `route` event return non-undefined', function (done) {
var app = dush().use(router())
app.off('route')
app.on('route', function (viewFn, context) {
var ret = viewFn(context)
test.strictEqual(ret, 123, 'should be non-undefined')
done()
})
app.addRoute('/foo/quxie', function () {
return 123
})
app.navigate('/foo/quxie')
})