/
animation_query_integration_spec.ts
2991 lines (2577 loc) · 94.7 KB
/
animation_query_integration_spec.ts
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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {AUTO_STYLE, AnimationPlayer, animate, animateChild, query, stagger, state, style, transition, trigger, ɵAnimationGroupPlayer as AnimationGroupPlayer} from '@angular/animations';
import {AnimationDriver, ɵAnimationEngine} from '@angular/animations/browser';
import {matchesElement} from '@angular/animations/browser/src/render/shared';
import {ENTER_CLASSNAME, LEAVE_CLASSNAME} from '@angular/animations/browser/src/util';
import {MockAnimationDriver, MockAnimationPlayer} from '@angular/animations/browser/testing';
import {CommonModule} from '@angular/common';
import {Component, HostBinding, ViewChild} from '@angular/core';
import {BrowserAnimationsModule} from '@angular/platform-browser/animations';
import {HostListener} from '../../src/metadata/directives';
import {TestBed} from '../../testing';
import {fakeAsync, flushMicrotasks} from '../../testing/src/fake_async';
export function main() {
// these tests are only mean't to be run within the DOM (for now)
if (typeof Element == 'undefined') return;
describe('animation query tests', function() {
function getLog(): MockAnimationPlayer[] {
return MockAnimationDriver.log as MockAnimationPlayer[];
}
function resetLog() { MockAnimationDriver.log = []; }
beforeEach(() => {
resetLog();
TestBed.configureTestingModule({
providers: [{provide: AnimationDriver, useClass: MockAnimationDriver}],
imports: [BrowserAnimationsModule, CommonModule]
});
});
describe('query()', () => {
it('should be able to query all elements that contain animation triggers via @*', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@parent]="exp0">
<div class="a" [@a]="exp1"></div>
<div class="b" [@b]="exp2"></div>
<section>
<div class="c" @c></div>
</section>
</div>
`,
animations: [
trigger(
'parent',
[
transition(
'* => go',
[
query(
'@*',
[
style({ backgroundColor: 'blue' }),
animate(1000, style({backgroundColor: 'red'})),
]),
]),
]),
trigger(
'a',
[
transition('* => 1', [
animate(1000, style({ opacity: 0 }))
]),
]),
trigger(
'b',
[
transition('* => 1', [
animate(1000, style({ opacity: 0 })),
query('.b-inner', [
animate(1000, style({ opacity: 0 }))
]),
]),
]),
trigger(
'c',
[
transition('* => 1', [
animate(1000, style({ opacity: 0 }))
]),
]),
]
})
class Cmp {
public exp0: any;
public exp1: any;
public exp2: any;
}
TestBed.configureTestingModule({declarations: [Cmp]});
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp0 = 'go';
fixture.detectChanges();
let players = getLog();
expect(players.length).toEqual(3); // a,b,c
resetLog();
const [p1, p2, p3] = players;
expect(p1.element.classList.contains('a')).toBeTruthy();
expect(p2.element.classList.contains('b')).toBeTruthy();
expect(p3.element.classList.contains('c')).toBeTruthy();
});
it('should be able to query currently animating elements via :animating', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@parent]="exp0">
<div class="a" [@a]="exp1"></div>
<div class="b" [@b]="exp2">
<div class="b-inner"></div>
</div>
<div class="c" [@c]="exp3"></div>
</div>
`,
animations: [
trigger(
'parent',
[
transition(
'* => go',
[
query(
':animating',
[
style({ backgroundColor: 'blue' }),
animate(1000, style({backgroundColor: 'red'})),
]),
]),
]),
trigger(
'a',
[
transition('* => 1', [
animate(1000, style({ opacity: 0 }))
]),
]),
trigger(
'b',
[
transition('* => 1', [
animate(1000, style({ opacity: 0 })),
query('.b-inner', [
animate(1000, style({ opacity: 0 }))
]),
]),
]),
trigger(
'c',
[
transition('* => 1', [
animate(1000, style({ opacity: 0 }))
]),
]),
]
})
class Cmp {
public exp0: any;
public exp1: any;
public exp2: any;
public exp3: any;
}
TestBed.configureTestingModule({declarations: [Cmp]});
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp0 = '';
cmp.exp1 = 1;
cmp.exp2 = 1;
// note that exp3 is skipped here
fixture.detectChanges();
let players = getLog();
expect(players.length).toEqual(3); // a,b,b-inner and not c
resetLog();
cmp.exp0 = 'go';
fixture.detectChanges();
const expectedKeyframes = [
{backgroundColor: 'blue', offset: 0},
{backgroundColor: 'red', offset: 1},
];
players = getLog();
expect(players.length).toEqual(3);
const [p1, p2, p3] = players;
expect(p1.element.classList.contains('a')).toBeTruthy();
expect(p1.keyframes).toEqual(expectedKeyframes);
expect(p2.element.classList.contains('b')).toBeTruthy();
expect(p2.keyframes).toEqual(expectedKeyframes);
expect(p3.element.classList.contains('b-inner')).toBeTruthy();
expect(p3.keyframes).toEqual(expectedKeyframes);
});
it('should be able to query triggers directly by name', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp0">
<div class="f1" @foo></div>
<div class="f2" [@foo]></div>
<div class="f3" [@foo]="exp1"></div>
<div class="b1" @bar></div>
<div class="b2" [@bar]></div>
<div class="b3" [@bar]="exp2"></div>
</div>
`,
animations: [
trigger('foo', []),
trigger('bar', []),
trigger(
'myAnimation',
[
transition(
'* => foo',
[
query(
'@foo',
[
animate(1000, style({color: 'red'})),
]),
]),
transition(
'* => bar',
[
query(
'@bar',
[
animate(1000, style({color: 'blue'})),
]),
])
]),
]
})
class Cmp {
public exp0: any;
public exp1: any;
public exp2: any;
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
fixture.detectChanges();
engine.flush();
resetLog();
cmp.exp0 = 'foo';
fixture.detectChanges();
engine.flush();
let players = getLog();
expect(players.length).toEqual(3);
const [p1, p2, p3] = players;
resetLog();
expect(p1.element.classList.contains('f1')).toBeTruthy();
expect(p2.element.classList.contains('f2')).toBeTruthy();
expect(p3.element.classList.contains('f3')).toBeTruthy();
cmp.exp0 = 'bar';
fixture.detectChanges();
engine.flush();
players = getLog();
expect(players.length).toEqual(3);
const [p4, p5, p6] = players;
resetLog();
expect(p4.element.classList.contains('b1')).toBeTruthy();
expect(p5.element.classList.contains('b2')).toBeTruthy();
expect(p6.element.classList.contains('b3')).toBeTruthy();
});
it('should be able to query all active animations using :animating in a query', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp" #parent>
<div *ngFor="let item of items" class="item e-{{ item }}">
</div>
</div>
`,
animations: [
trigger(
'myAnimation',
[
transition(
'* => a',
[
query(
'.item:nth-child(odd)',
[
style({opacity: 0}),
animate(1000, style({opacity: 1})),
]),
]),
transition(
'* => b',
[
query(
'.item:animating',
[
style({opacity: 1}),
animate(1000, style({opacity: 0})),
]),
]),
]),
]
})
class Cmp {
public exp: any;
public items: number[] = [0, 1, 2, 3, 4];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'a';
fixture.detectChanges();
engine.flush();
let players = getLog();
expect(players.length).toEqual(3);
resetLog();
cmp.exp = 'b';
fixture.detectChanges();
engine.flush();
players = getLog();
expect(players.length).toEqual(3);
expect(players[0].element.classList.contains('e-0')).toBeTruthy();
expect(players[1].element.classList.contains('e-2')).toBeTruthy();
expect(players[2].element.classList.contains('e-4')).toBeTruthy();
});
it('should be able to query all actively queued animation triggers via `@*:animating`',
() => {
@Component({
selector: 'ani-cmp',
template: `
<div [@parent]="exp0">
<div class="c1" [@child]="exp1"></div>
<div class="c2" [@child]="exp2"></div>
<div class="c3" [@child]="exp3"></div>
<div class="c4" [@child]="exp4"></div>
<div class="c5" [@child]="exp5"></div>
</div>
`,
animations: [
trigger(
'parent',
[
transition(
'* => *',
[
query(
'@*:animating', [animate(1000, style({background: 'red'}))],
{optional: true}),
]),
]),
trigger(
'child',
[
transition('* => *', []),
])
]
})
class Cmp {
public exp0: any;
public exp1: any;
public exp2: any;
public exp3: any;
public exp4: any;
public exp5: any;
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp0 = 0;
cmp.exp1 = 0;
cmp.exp2 = 0;
cmp.exp3 = 0;
cmp.exp4 = 0;
cmp.exp5 = 0;
fixture.detectChanges();
engine.flush();
let players = engine.players;
cancelAllPlayers(players);
cmp.exp0 = 1;
cmp.exp2 = 1;
cmp.exp4 = 1;
fixture.detectChanges();
engine.flush();
players = engine.players;
cancelAllPlayers(players);
expect(players.length).toEqual(3);
cmp.exp0 = 2;
cmp.exp1 = 2;
cmp.exp2 = 2;
cmp.exp3 = 2;
cmp.exp4 = 2;
cmp.exp5 = 2;
fixture.detectChanges();
engine.flush();
players = engine.players;
cancelAllPlayers(players);
expect(players.length).toEqual(6);
cmp.exp0 = 3;
fixture.detectChanges();
engine.flush();
players = engine.players;
cancelAllPlayers(players);
expect(players.length).toEqual(1);
});
it('should collect styles for the same elements between queries', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp">
<header></header>
<footer></footer>
</div>
`,
animations: [
trigger('myAnimation', [
transition('* => go', [
query(':self, header, footer', style({opacity: '0.01'})),
animate(1000, style({opacity: '1'})),
query('header, footer', [
stagger(500, [
animate(1000, style({opacity: '1'}))
])
])
])
])
]
})
class Cmp {
public exp: any;
public items: any[] = [0, 1, 2];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'go';
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(6);
const [p1, p2, p3, p4, p5, p6] = players;
expect(p1.delay).toEqual(0);
expect(p1.duration).toEqual(0);
expect(p1.keyframes).toEqual([
{opacity: '0.01', offset: 0},
{opacity: '0.01', offset: 1},
]);
expect(p2.delay).toEqual(0);
expect(p2.duration).toEqual(0);
expect(p2.keyframes).toEqual([
{opacity: '0.01', offset: 0},
{opacity: '0.01', offset: 1},
]);
expect(p3.delay).toEqual(0);
expect(p3.duration).toEqual(0);
expect(p3.keyframes).toEqual([
{opacity: '0.01', offset: 0},
{opacity: '0.01', offset: 1},
]);
expect(p4.delay).toEqual(0);
expect(p4.duration).toEqual(1000);
expect(p4.keyframes).toEqual([
{opacity: '0.01', offset: 0},
{opacity: '1', offset: 1},
]);
expect(p5.delay).toEqual(1000);
expect(p5.duration).toEqual(1000);
expect(p5.keyframes).toEqual([
{opacity: '0.01', offset: 0},
{opacity: '1', offset: 1},
]);
expect(p6.delay).toEqual(1500);
expect(p6.duration).toEqual(1000);
expect(p6.keyframes).toEqual([
{opacity: '0.01', offset: 0},
{opacity: '1', offset: 1},
]);
});
it('should retain style values when :self is used inside of a query', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp"></div>
`,
animations: [trigger('myAnimation', [transition(
'* => go',
[
query(':self', style({opacity: '0.5'})),
animate(1000, style({opacity: '1'}))
])])]
})
class Cmp {
public exp: any;
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'go';
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(2);
const [p1, p2] = players;
expect(p1.delay).toEqual(0);
expect(p1.duration).toEqual(0);
expect(p1.keyframes).toEqual([{opacity: '0.5', offset: 0}, {opacity: '0.5', offset: 1}]);
expect(p2.delay).toEqual(0);
expect(p2.duration).toEqual(1000);
expect(p2.keyframes).toEqual([{opacity: '0.5', offset: 0}, {opacity: '1', offset: 1}]);
});
it('should properly apply stagger after various other steps within a query', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp">
<header></header>
<footer></footer>
</div>
`,
animations: [
trigger('myAnimation', [
transition('* => go', [
query(':self, header, footer', [
style({opacity: '0'}),
animate(1000, style({opacity: '0.3'})),
animate(1000, style({opacity: '0.6'})),
stagger(500, [
animate(1000, style({opacity: '1'}))
])
])
])
])
]
})
class Cmp {
public exp: any;
public items: any[] = [0, 1, 2];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'go';
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(3);
const [p1, p2, p3] = players;
expect(p1.delay).toEqual(0);
expect(p1.duration).toEqual(3000);
expect(p2.delay).toEqual(0);
expect(p2.duration).toEqual(3500);
expect(p3.delay).toEqual(0);
expect(p3.duration).toEqual(4000);
});
it('should properly apply pre styling before a stagger is issued', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp">
<div *ngFor="let item of items" class="item">
{{ item }}
</div>
</div>
`,
animations: [
trigger(
'myAnimation',
[
transition(
'* => go',
[
query(
':enter',
[
style({opacity: 0}),
stagger(
100,
[
animate(1000, style({opacity: 1})),
]),
]),
]),
]),
]
})
class Cmp {
public exp: any;
public items: any[] = [0, 1, 2, 3, 4];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'go';
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(5);
for (let i = 0; i < players.length; i++) {
const player = players[i];
const kf = player.keyframes;
const limit = kf.length - 1;
const staggerDelay = 100 * i;
const duration = 1000 + staggerDelay;
expect(kf[0]).toEqual({opacity: '0', offset: 0});
if (limit > 1) {
const offsetAtStaggerDelay = staggerDelay / duration;
expect(kf[1]).toEqual({opacity: '0', offset: offsetAtStaggerDelay});
}
expect(kf[limit]).toEqual({opacity: '1', offset: 1});
expect(player.duration).toEqual(duration);
}
});
it('should apply a full stagger step delay if the timing data is left undefined', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp">
<div *ngFor="let item of items" class="item">
{{ item }}
</div>
</div>
`,
animations: [trigger(
'myAnimation',
[transition(
'* => go', [query('.item', [stagger('full',[
style({opacity: 0}), animate(1000, style({opacity: .5})),
animate(500, style({opacity: 1}))
])])])])]
})
class Cmp {
public exp: any;
public items: any[] = [0, 1, 2, 3, 4];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'go';
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(5);
const [p1, p2, p3, p4, p5] = players;
expect(p1.delay).toEqual(0);
expect(p2.delay).toEqual(1500);
expect(p3.delay).toEqual(3000);
expect(p4.delay).toEqual(4500);
expect(p5.delay).toEqual(6000);
});
it('should persist inner sub trigger styles once their animation is complete', () => {
@Component({
selector: 'ani-cmp',
template: `
<div @parent *ngIf="exp1">
<div class="child" [@child]="exp2"></div>
</div>
`,
animations: [
trigger(
'parent',
[
transition(
':enter',
[
query(
'.child',
[
animateChild(),
]),
]),
]),
trigger(
'child',
[
state('*, void', style({height: '0px'})),
state('b', style({height: '444px'})),
transition('* => *', animate(500)),
]),
]
})
class Cmp {
public exp1: any;
public exp2: any;
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp1 = true;
cmp.exp2 = 'b';
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(1);
const player = players[0];
expect(player.keyframes).toEqual([
{height: '0px', offset: 0}, {height: '444px', offset: 1}
]);
player.finish();
expect(player.element.style.height).toEqual('444px');
});
it('should find newly inserted items in the component via :enter', () => {
@Component({
selector: 'ani-cmp',
template: `
<div @myAnimation>
<div *ngFor="let item of items" class="child">
{{ item }}
</div>
</div>
`,
animations: [trigger(
'myAnimation',
[
transition(
':enter',
[
query(
':enter',
[
style({opacity: 0}),
animate(1000, style({opacity: .5})),
]),
]),
])]
})
class Cmp {
public items: any[] = [0, 1, 2];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(3);
const [p1, p2, p3] = players;
expect(p1.element.innerText.trim()).toEqual('0');
expect(p2.element.innerText.trim()).toEqual('1');
expect(p3.element.innerText.trim()).toEqual('2');
players.forEach(p => {
expect(p.keyframes).toEqual([{opacity: '0', offset: 0}, {opacity: '0.5', offset: 1}]);
});
});
it('should cleanup :enter and :leave artifacts from nodes when any animation sequences fail to be built',
() => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="items.length" class="parent" #container>
<div *ngFor="let item of items" class="child">
{{ item }}
</div>
<div *ngIf="items.length == 0" class="child">Leave!</div>
</div>
`,
animations: [
trigger(
'myAnimation',
[
transition('* => 0', []),
transition(
'* => *',
[
query(
'.child:enter',
[
style({opacity: 0}),
animate(1000, style({opacity: 1})),
]),
query(
'.incorrect-child:leave',
[
animate(1000, style({opacity: 0})),
]),
]),
]),
]
})
class Cmp {
@ViewChild('container') public container: any;
public items: any[] = [];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.items = [];
fixture.detectChanges();
cmp.items = [0, 1, 2, 3, 4];
expect(() => { fixture.detectChanges(); }).toThrow();
const children = cmp.container.nativeElement.querySelectorAll('.child');
expect(children.length).toEqual(5);
for (let i = 0; i < children.length; i++) {
let child = children[i];
expect(child.classList.contains(ENTER_CLASSNAME)).toBe(false);
expect(child.classList.contains(LEAVE_CLASSNAME)).toBe(false);
}
});
it('should find elements that have been removed via :leave', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp" class="parent">
<div *ngFor="let item of items" class="child">
{{ item }}
</div>
</div>
`,
animations: [trigger(
'myAnimation',
[
transition(
'a => b',
[query(':leave', [style({opacity: 1}), animate(1000, style({opacity: .5}))])]),
])]
})
class Cmp {
public exp: any;
public items: any[] = [4, 2, 0];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;
cmp.exp = 'a';
fixture.detectChanges();
engine.flush();
resetLog();
cmp.exp = 'b';
cmp.items = [];
fixture.detectChanges();
engine.flush();
const players = getLog();
expect(players.length).toEqual(3);
const [p1, p2, p3] = players;
expect(p1.element.innerText.trim()).toEqual('4');
expect(p2.element.innerText.trim()).toEqual('2');
expect(p3.element.innerText.trim()).toEqual('0');
players.forEach(p => {
expect(p.keyframes).toEqual([{opacity: '1', offset: 0}, {opacity: '0.5', offset: 1}]);
});
});
it('should find :enter nodes that have been inserted around non enter nodes', () => {
@Component({
selector: 'ani-cmp',
template: `
<div [@myAnimation]="exp" class="parent">
<div *ngFor="let item of items" class="child">
{{ item }}
</div>
</div>
`,
animations: [trigger(
'myAnimation',
[
transition(
'* => go',
[query(':enter', [style({opacity: 0}), animate(1000, style({opacity: 1}))])]),
])]
})
class Cmp {
public exp: any;
public items: any[] = [];
}
TestBed.configureTestingModule({declarations: [Cmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(Cmp);
const cmp = fixture.componentInstance;