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Integration tests for the breadcrumbs component
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import Service from '@ember/service'; | ||
import { getOwner } from '@ember/application'; | ||
import RSVP from 'rsvp'; | ||
import { test, moduleForComponent } from 'ember-qunit'; | ||
import { findAll } from 'ember-native-dom-helpers'; | ||
import wait from 'ember-test-helpers/wait'; | ||
import hbs from 'htmlbars-inline-precompile'; | ||
import PromiseObject from 'nomad-ui/utils/classes/promise-object'; | ||
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moduleForComponent('app-breadcrumbs', 'Integration | Component | app breadcrumbs', { | ||
integration: true, | ||
beforeEach() { | ||
const mockBreadcrumbs = Service.extend({ | ||
breadcrumbs: [], | ||
}); | ||
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this.register('service:breadcrumbs', mockBreadcrumbs); | ||
this.breadcrumbs = getOwner(this).lookup('service:breadcrumbs'); | ||
}, | ||
}); | ||
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const commonCrumbs = [{ label: 'One', args: ['one'] }, { label: 'Two', args: ['two'] }]; | ||
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const template = hbs` | ||
{{app-breadcrumbs}} | ||
`; | ||
|
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test('breadcrumbs comes from the breadcrumbs service', function(assert) { | ||
this.breadcrumbs.set('breadcrumbs', commonCrumbs); | ||
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this.render(template); | ||
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assert.equal( | ||
findAll('[data-test-breadcrumb]').length, | ||
commonCrumbs.length, | ||
'The number of crumbs matches the crumbs from the service' | ||
); | ||
}); | ||
|
||
test('every breadcrumb is rendered correctly', function(assert) { | ||
this.breadcrumbs.set('breadcrumbs', commonCrumbs); | ||
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this.render(template); | ||
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const renderedCrumbs = findAll('[data-test-breadcrumb]'); | ||
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renderedCrumbs.forEach((crumb, index) => { | ||
assert.equal( | ||
crumb.textContent.trim(), | ||
commonCrumbs[index].label, | ||
`Crumb ${index} is ${commonCrumbs[index].label}` | ||
); | ||
}); | ||
}); | ||
|
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test('when breadcrumbs are pending promises, an ellipsis is rendered', function(assert) { | ||
let resolvePromise; | ||
const promise = new RSVP.Promise(resolve => { | ||
resolvePromise = resolve; | ||
}); | ||
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this.breadcrumbs.set('breadcrumbs', [ | ||
{ label: 'One', args: ['one'] }, | ||
PromiseObject.create({ promise }), | ||
{ label: 'Three', args: ['three'] }, | ||
]); | ||
|
||
this.render(template); | ||
|
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assert.equal( | ||
findAll('[data-test-breadcrumb]')[1].textContent.trim(), | ||
'…', | ||
'Promise breadcrumb is in a loading state' | ||
); | ||
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resolvePromise({ label: 'Two', args: ['two'] }); | ||
|
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return wait().then(() => { | ||
assert.equal( | ||
findAll('[data-test-breadcrumb]')[1].textContent.trim(), | ||
'Two', | ||
'Promise breadcrumb has resolved and now renders Two' | ||
); | ||
}); | ||
}); |