iwmlib/lib/app.js

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2019-03-21 09:57:27 +01:00
import Interface from './interface.js'
/** Basic Application object to be used as a singleton.
Provides an interface for automatic testing and common device specific
feature detection.
*/
export class IApp extends Interface {
/** Build the app by registering event handlers,
* adding DOM elements, instanciating templates, etc...
*/
setup() { return this }
/** Run the application by starting a main loop, ...
*/
run() { return this }
}
export default class App extends Object {
/** Override this method to build your app.
*/
setup() {
return this
}
/** Start and run the application. Override this method with everything
that is needed to maintain your App, main loops, etc.
*/
run() {
return this
}
/** Defines all test suites. Overwrite this method to ensure that
all testable aspects of your App are evaluated.
*/
allTests() {
console.log('Overwrite App.allTests()')
}
/** Run all tests. Should return 'ok' and the amount of time needed to
run App.allTests() or a failure message with diagnostic error decription.
@return {array} - array with 'ok' as first element and needed time as
second element or "Tests failed" and an error string
*/
runTests() {
var start = performance.now()
try {
this.allTests()
var end = performance.now()
return ['ok', end - start]
}
catch(e) {
console.trace()
return ['Tests failed', e.message]
}
}
}
IApp.implementedBy(App)