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router.test.js
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// @ts-nocheck
import { Router } from '../dist/router'
test('Router should respond to location hash changes.', () => {
const router = new Router()
let testVar = 0
router(
{
path: "/",
action: () => {
testVar = 'home'
}
},
{
path: "/about",
action: () => {
testVar = 'about'
}
}
)
window.location.hash = '/'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
window.location.hash = '/about'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('about')
})
test('Should be able to get parameter id from path.', () => {
const router = new Router()
let testVar = 0
router(
{
path: "/users/:name",
action: (name) => {
if (name === 'joe') testVar = 'This is Joe!'
else testVar = `users: ${name}`
}
}
)
window.location.hash = '/users/jane'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users: jane')
window.location.hash = '/users/joe'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('This is Joe!')
})
test('Should be able to get parameter id from path or path itself when parameter is optional.', () => {
const router = new Router()
let testVar = 0
router(
{
path: "/users/:name?",
action: (name) => {
if (name === 'joe') testVar = `users: ${name}`
else testVar = `No name was found.`
}
}
)
window.location.hash = '/users/joe'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users: joe')
window.location.hash = '/users'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('No name was found.')
})
test('router.navigate should update hash value and trigger navigation.', () => {
window.location.hash = ''
const router = new Router()
let testVar = 0
router(
{
path: "/",
action: () => {
testVar = 'home'
}
},
{
path: "/about",
action: () => {
testVar = 'about'
}
},
{
path: "/users/:name",
action: (name) => {
if (name === 'joe') testVar = 'This is Joe!'
else testVar = `users: ${name}`
}
}
)
router.navigate('/')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
router.navigate('/about')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('about')
router.navigate('/users/jane')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users: jane')
router.navigate('/users/joe')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('This is Joe!')
})
test('Should be able to get id from path when using router.navigate.', () => {
window.location.hash = ''
const router = new Router()
let testVar = 0
router(
{
path: "/users/:name",
action: (name) => {
if (name === 'joe') testVar = 'This is Joe!'
else testVar = `users: ${name}`
}
}
)
router.navigate('/users/jane')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users: jane')
router.navigate('/users/joe')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('This is Joe!')
})
test('Should be able to get parameter id from path or path itself when parameter is optional when using router.navigate.', () => {
const router = new Router()
let testVar = 0
router(
{
path: "/users/:name?",
action: (name) => {
if (name === 'joe') testVar = `users: ${name}`
else testVar = `No name was found.`
}
}
)
router.navigate('/users/joe')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users: joe')
router.navigate('/users')
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('No name was found.')
})
test('Should be able remove all routes and handlers.', function() {
const router = new Router()
let testVar = 0
router(
{
path: "/",
action: () => {
testVar = 'home'
}
},
{
path: "/about",
action: () => {
testVar = 'about'
}
}
)
window.location.hash = '/'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
window.location.hash = '/about'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('about')
router.removeAll()
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('about')
})
test('Should be able to remove a path.', () => {
const router = new Router()
let testVar = 0
const fnToRemove = () => {
testVar = 'users2'
}
router(
{
path: "/",
action: () => {
testVar = 'home'
}
},
{
path: "/about",
action: () => {
testVar = 'about'
}
},
{
path: "/users",
action: () => {
testVar = 'users1'
}
},
{
path: "/users",
action: fnToRemove
}
)
window.location.hash = '/'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
window.location.hash = '/about'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('about')
router.remove('/about')
window.location.hash = '/'
window.dispatchEvent(new CustomEvent('hashchange'))
window.location.hash = '/about'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('about')
window.location.hash = '/users'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users2')
router.remove('/users', fnToRemove)
window.location.hash = '/'
window.dispatchEvent(new CustomEvent('hashchange'))
window.location.hash = '/users'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('users1')
})
test('Should be able to use "*" as wild card for route.', () => {
const router = new Router()
let testVar = 0
router(
{
path: "/home",
action: () => {
testVar = 'home'
}
},
{
path: "/home/*",
action: () => {
testVar = 'wild card route'
}
}
)
window.location.hash = '/home'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
window.location.hash = '/home/whatever'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('wild card route')
})
test('Should be able to block route by returning false.', () => {
const router = new Router()
let testVar = 0
router(
{
path: "/",
action: () => {
testVar = 'home'
}
},
{
path: "/admin",
action: () => {
return false
}
},
{
path: "/admin",
action: () => {
testVar = 'admin'
}
}
)
window.location.hash = '/'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
window.location.hash = '/admin'
window.dispatchEvent(new CustomEvent('hashchange'))
expect(testVar).toEqual('home')
})