Revert "refactor(platform-browser): move platform-browser/animations to animations/browser (#15043)"
This reverts commit 195b863ea4.
This commit is contained in:
Chuck Jazdzewski
643
packages/platform-browser/animations/test/dsl/animation_spec.ts
Normal file
643
packages/platform-browser/animations/test/dsl/animation_spec.ts
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@ -0,0 +1,643 @@
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {AUTO_STYLE, AnimationMetadata, AnimationMetadataType, animate, group, keyframes, sequence, style, ɵStyleData} from '@angular/animations';
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import {Animation} from '../../src/dsl/animation';
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import {AnimationTimelineInstruction} from '../../src/dsl/animation_timeline_instruction';
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import {validateAnimationSequence} from '../../src/dsl/animation_validator_visitor';
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export function main() {
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describe('Animation', () => {
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describe('validation', () => {
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it('should throw an error if one or more but not all keyframes() styles contain offsets',
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() => {
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const steps = animate(1000, keyframes([
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style({opacity: 0}),
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style({opacity: 1, offset: 1}),
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]));
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expect(() => { validateAndThrowAnimationSequence(steps); })
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.toThrowError(
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/Not all style\(\) steps within the declared keyframes\(\) contain offsets/);
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});
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it('should throw an error if not all offsets are between 0 and 1', () => {
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let steps = animate(1000, keyframes([
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style({opacity: 0, offset: -1}),
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style({opacity: 1, offset: 1}),
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]));
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expect(() => {
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validateAndThrowAnimationSequence(steps);
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}).toThrowError(/Please ensure that all keyframe offsets are between 0 and 1/);
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steps = animate(1000, keyframes([
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style({opacity: 0, offset: 0}),
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style({opacity: 1, offset: 1.1}),
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]));
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expect(() => {
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validateAndThrowAnimationSequence(steps);
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}).toThrowError(/Please ensure that all keyframe offsets are between 0 and 1/);
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});
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it('should throw an error if a smaller offset shows up after a bigger one', () => {
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let steps = animate(1000, keyframes([
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style({opacity: 0, offset: 1}),
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style({opacity: 1, offset: 0}),
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]));
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expect(() => {
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validateAndThrowAnimationSequence(steps);
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}).toThrowError(/Please ensure that all keyframe offsets are in order/);
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});
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it('should throw an error if any styles overlap during parallel animations', () => {
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const steps = group([
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sequence([
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// 0 -> 2000ms
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style({opacity: 0}), animate('500ms', style({opacity: .25})),
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animate('500ms', style({opacity: .5})), animate('500ms', style({opacity: .75})),
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animate('500ms', style({opacity: 1}))
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]),
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animate('1s 500ms', keyframes([
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// 0 -> 1500ms
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style({width: 0}),
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style({opacity: 1, width: 1000}),
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]))
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]);
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expect(() => { validateAndThrowAnimationSequence(steps); })
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.toThrowError(
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/The CSS property "opacity" that exists between the times of "0ms" and "2000ms" is also being animated in a parallel animation between the times of "0ms" and "1500ms"/);
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});
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it('should throw an error if an animation time is invalid', () => {
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const steps = [animate('500xs', style({opacity: 1}))];
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expect(() => {
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validateAndThrowAnimationSequence(steps);
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}).toThrowError(/The provided timing value "500xs" is invalid/);
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const steps2 = [animate('500ms 500ms 500ms ease-out', style({opacity: 1}))];
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expect(() => {
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validateAndThrowAnimationSequence(steps2);
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}).toThrowError(/The provided timing value "500ms 500ms 500ms ease-out" is invalid/);
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});
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});
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describe('keyframe building', () => {
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describe('style() / animate()', () => {
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it('should produce a balanced series of keyframes given a sequence of animate steps',
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() => {
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const steps = [
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style({width: 0}), animate(1000, style({height: 50})),
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animate(1000, style({width: 100})), animate(1000, style({height: 150})),
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animate(1000, style({width: 200}))
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];
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const players = invokeAnimationSequence(steps);
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expect(players[0].keyframes).toEqual([
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{height: AUTO_STYLE, width: 0, offset: 0},
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{height: 50, width: 0, offset: .25},
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{height: 50, width: 100, offset: .5},
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{height: 150, width: 100, offset: .75},
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{height: 150, width: 200, offset: 1},
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]);
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});
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it('should fill in missing starting steps when a starting `style()` value is not used',
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() => {
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const steps = [animate(1000, style({width: 999}))];
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const players = invokeAnimationSequence(steps);
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expect(players[0].keyframes).toEqual([
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{width: AUTO_STYLE, offset: 0}, {width: 999, offset: 1}
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]);
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});
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it('should merge successive style() calls together before an animate() call', () => {
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const steps = [
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style({width: 0}), style({height: 0}), style({width: 200}), style({opacity: 0}),
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animate(1000, style({width: 100, height: 400, opacity: 1}))
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];
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const players = invokeAnimationSequence(steps);
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expect(players[0].keyframes).toEqual([
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{width: 200, height: 0, opacity: 0, offset: 0},
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{width: 100, height: 400, opacity: 1, offset: 1}
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]);
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});
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it('should not merge in successive style() calls to the previous animate() keyframe',
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() => {
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const steps = [
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style({opacity: 0}), animate(1000, style({opacity: .5})), style({opacity: .6}),
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animate(1000, style({opacity: 1}))
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];
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const players = invokeAnimationSequence(steps);
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const keyframes = humanizeOffsets(players[0].keyframes, 4);
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expect(keyframes).toEqual([
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{opacity: 0, offset: 0},
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{opacity: .5, offset: .4998},
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{opacity: .6, offset: .5002},
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{opacity: 1, offset: 1},
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]);
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});
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it('should support an easing value that uses cubic-bezier(...)', () => {
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const steps = [
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style({opacity: 0}),
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animate('1s cubic-bezier(.29, .55 ,.53 ,1.53)', style({opacity: 1}))
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];
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const player = invokeAnimationSequence(steps)[0];
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const lastKeyframe = player.keyframes[1];
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const lastKeyframeEasing = <string>lastKeyframe['easing'];
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expect(lastKeyframeEasing.replace(/\s+/g, '')).toEqual('cubic-bezier(.29,.55,.53,1.53)');
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});
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});
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describe('sequence()', () => {
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it('should not produce extra timelines when multiple sequences are used within each other',
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() => {
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const steps = [
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style({width: 0}), animate(1000, style({width: 100})), sequence([
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animate(1000, style({width: 200})),
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sequence([animate(1000, style({width: 300}))])
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]),
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animate(1000, style({width: 400})), sequence([animate(1000, style({width: 500}))])
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];
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const players = invokeAnimationSequence(steps);
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expect(players[0].keyframes).toEqual([
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{width: 0, offset: 0}, {width: 100, offset: .2}, {width: 200, offset: .4},
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{width: 300, offset: .6}, {width: 400, offset: .8}, {width: 500, offset: 1}
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]);
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});
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it('should produce a 1ms animation step if a style call exists before sequence within a call to animate()',
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() => {
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const steps = [
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style({width: 100}), sequence([
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animate(1000, style({width: 200})),
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])
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];
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const players = invokeAnimationSequence(steps);
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expect(humanizeOffsets(players[0].keyframes, 4)).toEqual([
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{width: 100, offset: 0}, {width: 100, offset: .001}, {width: 200, offset: 1}
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]);
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});
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it('should create a new timeline after a sequence if group() or keyframe() commands are used within',
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() => {
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const steps = [
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style({width: 100, height: 100}), animate(1000, style({width: 150, height: 150})),
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sequence([
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group([
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animate(1000, style({height: 200})),
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]),
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animate(1000, keyframes([style({width: 180}), style({width: 200})]))
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]),
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animate(1000, style({width: 500, height: 500}))
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];
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const players = invokeAnimationSequence(steps);
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expect(players.length).toEqual(4);
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const finalPlayer = players[players.length - 1];
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expect(finalPlayer.keyframes).toEqual([
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{width: 200, height: 200, offset: 0}, {width: 500, height: 500, offset: 1}
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]);
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});
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});
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describe('keyframes()', () => {
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it('should produce a sub timeline when `keyframes()` is used within a sequence', () => {
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const steps = [
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animate(1000, style({opacity: .5})), animate(1000, style({opacity: 1})),
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animate(
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1000, keyframes([style({height: 0}), style({height: 100}), style({height: 50})])),
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animate(1000, style({height: 0, opacity: 0}))
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];
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const players = invokeAnimationSequence(steps);
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expect(players.length).toEqual(3);
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const player0 = players[0];
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expect(player0.delay).toEqual(0);
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expect(player0.keyframes).toEqual([
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{opacity: AUTO_STYLE, offset: 0},
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{opacity: .5, offset: .5},
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{opacity: 1, offset: 1},
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]);
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const subPlayer = players[1];
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expect(subPlayer.delay).toEqual(2000);
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expect(subPlayer.keyframes).toEqual([
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{height: 0, offset: 0},
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{height: 100, offset: .5},
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{height: 50, offset: 1},
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]);
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const player1 = players[2];
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expect(player1.delay).toEqual(3000);
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expect(player1.keyframes).toEqual([
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{opacity: 1, height: 50, offset: 0}, {opacity: 0, height: 0, offset: 1}
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]);
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});
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it('should propagate inner keyframe style data to the parent timeline if used afterwards',
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() => {
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const steps = [
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style({opacity: 0}), animate(1000, style({opacity: .5})),
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animate(1000, style({opacity: 1})), animate(1000, keyframes([
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style({color: 'red'}),
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style({color: 'blue'}),
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])),
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animate(1000, style({color: 'green', opacity: 0}))
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];
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const players = invokeAnimationSequence(steps);
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const finalPlayer = players[players.length - 1];
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expect(finalPlayer.keyframes).toEqual([
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{opacity: 1, color: 'blue', offset: 0}, {opacity: 0, color: 'green', offset: 1}
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]);
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});
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it('should feed in starting data into inner keyframes if used in an style step beforehand',
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() => {
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const steps = [
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animate(1000, style({opacity: .5})), animate(1000, keyframes([
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style({opacity: .8, offset: .5}),
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style({opacity: 1, offset: 1}),
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]))
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];
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const players = invokeAnimationSequence(steps);
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expect(players.length).toEqual(2);
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const topPlayer = players[0];
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expect(topPlayer.keyframes).toEqual([
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{opacity: AUTO_STYLE, offset: 0}, {opacity: .5, offset: 1}
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]);
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const subPlayer = players[1];
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expect(subPlayer.keyframes).toEqual([
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{opacity: .5, offset: 0}, {opacity: .8, offset: 0.5}, {opacity: 1, offset: 1}
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]);
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});
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it('should set the easing value as an easing value for the entire timeline', () => {
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const steps = [
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style({opacity: 0}), animate(1000, style({opacity: .5})),
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animate(
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'1s ease-out',
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keyframes([style({opacity: .8, offset: .5}), style({opacity: 1, offset: 1})]))
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];
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const player = invokeAnimationSequence(steps)[1];
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expect(player.easing).toEqual('ease-out');
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});
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it('should combine the starting time + the given delay as the delay value for the animated keyframes',
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() => {
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const steps = [
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style({opacity: 0}), animate(500, style({opacity: .5})),
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animate(
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'1s 2s ease-out',
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keyframes([style({opacity: .8, offset: .5}), style({opacity: 1, offset: 1})]))
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];
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const player = invokeAnimationSequence(steps)[1];
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expect(player.delay).toEqual(2500);
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});
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it('should not leak in additional styles used later on after keyframe styles have already been declared',
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() => {
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const steps = [
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animate(1000, style({height: '50px'})),
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animate(
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2000, keyframes([
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style({left: '0', transform: 'rotate(0deg)', offset: 0}),
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style({
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left: '40%',
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transform: 'rotate(250deg) translateY(-200px)',
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offset: .33
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}),
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style(
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{left: '60%', transform: 'rotate(180deg) translateY(200px)', offset: .66}),
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style({left: 'calc(100% - 100px)', transform: 'rotate(0deg)', offset: 1}),
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])),
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group([animate('2s', style({width: '200px'}))]),
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animate('2s', style({height: '300px'})),
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group([animate('2s', style({height: '500px', width: '500px'}))])
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];
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const players = invokeAnimationSequence(steps);
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expect(players.length).toEqual(5);
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const firstPlayerKeyframes = players[0].keyframes;
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expect(firstPlayerKeyframes[0]['width']).toBeFalsy();
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expect(firstPlayerKeyframes[1]['width']).toBeFalsy();
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expect(firstPlayerKeyframes[0]['height']).toEqual(AUTO_STYLE);
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||||
expect(firstPlayerKeyframes[1]['height']).toEqual('50px');
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const keyframePlayerKeyframes = players[1].keyframes;
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expect(keyframePlayerKeyframes[0]['width']).toBeFalsy();
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expect(keyframePlayerKeyframes[0]['height']).toBeFalsy();
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const groupPlayerKeyframes = players[2].keyframes;
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expect(groupPlayerKeyframes[0]['width']).toEqual(AUTO_STYLE);
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||||
expect(groupPlayerKeyframes[1]['width']).toEqual('200px');
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expect(groupPlayerKeyframes[0]['height']).toBeFalsy();
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expect(groupPlayerKeyframes[1]['height']).toBeFalsy();
|
||||
|
||||
const secondToFinalAnimatePlayerKeyframes = players[3].keyframes;
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||||
expect(secondToFinalAnimatePlayerKeyframes[0]['width']).toBeFalsy();
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||||
expect(secondToFinalAnimatePlayerKeyframes[1]['width']).toBeFalsy();
|
||||
expect(secondToFinalAnimatePlayerKeyframes[0]['height']).toEqual('50px');
|
||||
expect(secondToFinalAnimatePlayerKeyframes[1]['height']).toEqual('300px');
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||||
|
||||
const finalAnimatePlayerKeyframes = players[4].keyframes;
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expect(finalAnimatePlayerKeyframes[0]['width']).toEqual('200px');
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||||
expect(finalAnimatePlayerKeyframes[1]['width']).toEqual('500px');
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||||
expect(finalAnimatePlayerKeyframes[0]['height']).toEqual('300px');
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||||
expect(finalAnimatePlayerKeyframes[1]['height']).toEqual('500px');
|
||||
});
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||||
|
||||
it('should respect offsets if provided directly within the style data', () => {
|
||||
const steps = animate(1000, keyframes([
|
||||
style({opacity: 0, offset: 0}), style({opacity: .6, offset: .6}),
|
||||
style({opacity: 1, offset: 1})
|
||||
]));
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players.length).toEqual(1);
|
||||
const player = players[0];
|
||||
|
||||
expect(player.keyframes).toEqual([
|
||||
{opacity: 0, offset: 0}, {opacity: .6, offset: .6}, {opacity: 1, offset: 1}
|
||||
]);
|
||||
});
|
||||
|
||||
it('should respect offsets if provided directly within the style metadata type', () => {
|
||||
const steps =
|
||||
animate(1000, keyframes([
|
||||
{type: AnimationMetadataType.Style, offset: 0, styles: {opacity: 0}},
|
||||
{type: AnimationMetadataType.Style, offset: .4, styles: {opacity: .4}},
|
||||
{type: AnimationMetadataType.Style, offset: 1, styles: {opacity: 1}},
|
||||
]));
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players.length).toEqual(1);
|
||||
const player = players[0];
|
||||
|
||||
expect(player.keyframes).toEqual([
|
||||
{opacity: 0, offset: 0}, {opacity: .4, offset: .4}, {opacity: 1, offset: 1}
|
||||
]);
|
||||
});
|
||||
});
|
||||
|
||||
describe('group()', () => {
|
||||
it('should properly tally style data within a group() for use in a follow-up animate() step',
|
||||
() => {
|
||||
const steps = [
|
||||
style({width: 0, height: 0}), animate(1000, style({width: 20, height: 50})),
|
||||
group([animate('1s 1s', style({width: 200})), animate('1s', style({height: 500}))]),
|
||||
animate(1000, style({width: 1000, height: 1000}))
|
||||
];
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players.length).toEqual(4);
|
||||
|
||||
const player0 = players[0];
|
||||
expect(player0.duration).toEqual(1000);
|
||||
expect(player0.keyframes).toEqual([
|
||||
{width: 0, height: 0, offset: 0}, {width: 20, height: 50, offset: 1}
|
||||
]);
|
||||
|
||||
const gPlayer1 = players[1];
|
||||
expect(gPlayer1.duration).toEqual(2000);
|
||||
expect(gPlayer1.delay).toEqual(1000);
|
||||
expect(gPlayer1.keyframes).toEqual([
|
||||
{width: 20, offset: 0}, {width: 20, offset: .5}, {width: 200, offset: 1}
|
||||
]);
|
||||
|
||||
const gPlayer2 = players[2];
|
||||
expect(gPlayer2.duration).toEqual(1000);
|
||||
expect(gPlayer2.delay).toEqual(1000);
|
||||
expect(gPlayer2.keyframes).toEqual([
|
||||
{height: 50, offset: 0}, {height: 500, offset: 1}
|
||||
]);
|
||||
|
||||
const player1 = players[3];
|
||||
expect(player1.duration).toEqual(1000);
|
||||
expect(player1.delay).toEqual(3000);
|
||||
expect(player1.keyframes).toEqual([
|
||||
{width: 200, height: 500, offset: 0}, {width: 1000, height: 1000, offset: 1}
|
||||
]);
|
||||
});
|
||||
|
||||
it('should support groups with nested sequences', () => {
|
||||
const steps = [group([
|
||||
sequence([
|
||||
style({opacity: 0}),
|
||||
animate(1000, style({opacity: 1})),
|
||||
]),
|
||||
sequence([
|
||||
style({width: 0}),
|
||||
animate(1000, style({width: 200})),
|
||||
])
|
||||
])];
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players.length).toEqual(2);
|
||||
|
||||
const gPlayer1 = players[0];
|
||||
expect(gPlayer1.delay).toEqual(0);
|
||||
expect(gPlayer1.keyframes).toEqual([
|
||||
{opacity: 0, offset: 0},
|
||||
{opacity: 1, offset: 1},
|
||||
]);
|
||||
|
||||
const gPlayer2 = players[1];
|
||||
expect(gPlayer1.delay).toEqual(0);
|
||||
expect(gPlayer2.keyframes).toEqual([{width: 0, offset: 0}, {width: 200, offset: 1}]);
|
||||
});
|
||||
|
||||
it('should respect delays after group entries', () => {
|
||||
const steps = [
|
||||
style({width: 0, height: 0}), animate(1000, style({width: 50, height: 50})), group([
|
||||
animate(1000, style({width: 100})),
|
||||
animate(1000, style({height: 100})),
|
||||
]),
|
||||
animate('1s 1s', style({height: 200, width: 200}))
|
||||
];
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players.length).toEqual(4);
|
||||
|
||||
const finalPlayer = players[players.length - 1];
|
||||
expect(finalPlayer.delay).toEqual(2000);
|
||||
expect(finalPlayer.duration).toEqual(2000);
|
||||
expect(finalPlayer.keyframes).toEqual([
|
||||
{width: 100, height: 100, offset: 0},
|
||||
{width: 100, height: 100, offset: .5},
|
||||
{width: 200, height: 200, offset: 1},
|
||||
]);
|
||||
});
|
||||
|
||||
it('should respect delays after multiple calls to group()', () => {
|
||||
const steps = [
|
||||
group([animate('2s', style({opacity: 1})), animate('2s', style({width: '100px'}))]),
|
||||
animate(2000, style({width: 0, opacity: 0})),
|
||||
group([animate('2s', style({opacity: 1})), animate('2s', style({width: '200px'}))]),
|
||||
animate(2000, style({width: 0, opacity: 0}))
|
||||
];
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
const middlePlayer = players[2];
|
||||
expect(middlePlayer.delay).toEqual(2000);
|
||||
expect(middlePlayer.duration).toEqual(2000);
|
||||
|
||||
const finalPlayer = players[players.length - 1];
|
||||
expect(finalPlayer.delay).toEqual(6000);
|
||||
expect(finalPlayer.duration).toEqual(2000);
|
||||
});
|
||||
});
|
||||
|
||||
describe('timing values', () => {
|
||||
it('should properly combine an easing value with a delay into a set of three keyframes',
|
||||
() => {
|
||||
const steps: AnimationMetadata[] =
|
||||
[style({opacity: 0}), animate('3s 1s ease-out', style({opacity: 1}))];
|
||||
|
||||
const player = invokeAnimationSequence(steps)[0];
|
||||
expect(player.keyframes).toEqual([
|
||||
{opacity: 0, offset: 0}, {opacity: 0, offset: .25},
|
||||
{opacity: 1, offset: 1, easing: 'ease-out'}
|
||||
]);
|
||||
});
|
||||
|
||||
it('should allow easing values to exist for each animate() step', () => {
|
||||
const steps: AnimationMetadata[] = [
|
||||
style({width: 0}), animate('1s linear', style({width: 10})),
|
||||
animate('2s ease-out', style({width: 20})), animate('1s ease-in', style({width: 30}))
|
||||
];
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players.length).toEqual(1);
|
||||
|
||||
const player = players[0];
|
||||
expect(player.keyframes).toEqual([
|
||||
{width: 0, offset: 0}, {width: 10, offset: .25, easing: 'linear'},
|
||||
{width: 20, offset: .75, easing: 'ease-out'},
|
||||
{width: 30, offset: 1, easing: 'ease-in'}
|
||||
]);
|
||||
});
|
||||
|
||||
it('should produce a top-level timeline only for the duration that is set as before a group kicks in',
|
||||
() => {
|
||||
const steps: AnimationMetadata[] = [
|
||||
style({width: 0, height: 0, opacity: 0}),
|
||||
animate('1s', style({width: 100, height: 100, opacity: .2})), group([
|
||||
animate('500ms 1s', style({width: 500})), animate('1s', style({height: 500})),
|
||||
sequence([
|
||||
animate(500, style({opacity: .5})),
|
||||
animate(500, style({opacity: .6})),
|
||||
animate(500, style({opacity: .7})),
|
||||
animate(500, style({opacity: 1})),
|
||||
])
|
||||
])
|
||||
];
|
||||
|
||||
const player = invokeAnimationSequence(steps)[0];
|
||||
expect(player.duration).toEqual(1000);
|
||||
expect(player.delay).toEqual(0);
|
||||
});
|
||||
|
||||
it('should offset group() and keyframe() timelines with a delay which is the current time of the previous player when called',
|
||||
() => {
|
||||
const steps: AnimationMetadata[] = [
|
||||
style({width: 0, height: 0}),
|
||||
animate('1500ms linear', style({width: 10, height: 10})), group([
|
||||
animate(1000, style({width: 500, height: 500})),
|
||||
animate(2000, style({width: 500, height: 500}))
|
||||
]),
|
||||
animate(1000, keyframes([
|
||||
style({width: 200}),
|
||||
style({width: 500}),
|
||||
]))
|
||||
];
|
||||
|
||||
const players = invokeAnimationSequence(steps);
|
||||
expect(players[0].delay).toEqual(0); // top-level animation
|
||||
expect(players[1].delay).toEqual(1500); // first entry in group()
|
||||
expect(players[2].delay).toEqual(1500); // second entry in group()
|
||||
expect(players[3].delay).toEqual(3500); // animate(...keyframes())
|
||||
});
|
||||
});
|
||||
|
||||
describe('state based data', () => {
|
||||
it('should create an empty animation if there are zero animation steps', () => {
|
||||
const steps: AnimationMetadata[] = [];
|
||||
|
||||
const fromStyles: ɵStyleData[] = [{background: 'blue', height: 100}];
|
||||
|
||||
const toStyles: ɵStyleData[] = [{background: 'red'}];
|
||||
|
||||
const player = invokeAnimationSequence(steps, fromStyles, toStyles)[0];
|
||||
expect(player.duration).toEqual(0);
|
||||
expect(player.keyframes).toEqual([]);
|
||||
});
|
||||
|
||||
it('should produce an animation from start to end between the to and from styles if there are animate steps in between',
|
||||
() => {
|
||||
const steps: AnimationMetadata[] = [animate(1000)];
|
||||
|
||||
const fromStyles: ɵStyleData[] = [{background: 'blue', height: 100}];
|
||||
|
||||
const toStyles: ɵStyleData[] = [{background: 'red'}];
|
||||
|
||||
const players = invokeAnimationSequence(steps, fromStyles, toStyles);
|
||||
expect(players[0].keyframes).toEqual([
|
||||
{background: 'blue', height: 100, offset: 0},
|
||||
{background: 'red', height: AUTO_STYLE, offset: 1}
|
||||
]);
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
function humanizeOffsets(keyframes: ɵStyleData[], digits: number = 3): ɵStyleData[] {
|
||||
return keyframes.map(keyframe => {
|
||||
keyframe['offset'] = Number(parseFloat(<any>keyframe['offset']).toFixed(digits));
|
||||
return keyframe;
|
||||
});
|
||||
}
|
||||
|
||||
function invokeAnimationSequence(
|
||||
steps: AnimationMetadata | AnimationMetadata[], startingStyles: ɵStyleData[] = [],
|
||||
destinationStyles: ɵStyleData[] = []): AnimationTimelineInstruction[] {
|
||||
return new Animation(steps).buildTimelines(startingStyles, destinationStyles);
|
||||
}
|
||||
|
||||
function validateAndThrowAnimationSequence(steps: AnimationMetadata | AnimationMetadata[]) {
|
||||
const ast =
|
||||
Array.isArray(steps) ? sequence(<AnimationMetadata[]>steps) : <AnimationMetadata>steps;
|
||||
const errors = validateAnimationSequence(ast);
|
||||
if (errors.length) {
|
||||
throw new Error(errors.join('\n'));
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,165 @@
|
||||
/**
|
||||
* @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 {animate, state, style, transition, trigger} from '@angular/animations';
|
||||
import {buildTrigger} from '../../src/dsl/animation_trigger';
|
||||
|
||||
function makeTrigger(name: string, steps: any) {
|
||||
const triggerData = trigger(name, steps);
|
||||
const triggerInstance = buildTrigger(triggerData.name, triggerData.definitions);
|
||||
return triggerInstance;
|
||||
}
|
||||
|
||||
export function main() {
|
||||
describe('AnimationTrigger', () => {
|
||||
describe('trigger validation', () => {
|
||||
it('should group errors together for an animation trigger', () => {
|
||||
expect(() => {
|
||||
makeTrigger('myTrigger', [transition('12345', animate(3333))]);
|
||||
}).toThrowError(/Animation parsing for the myTrigger trigger have failed/);
|
||||
});
|
||||
|
||||
it('should throw an error when a transition within a trigger contains an invalid expression',
|
||||
() => {
|
||||
expect(
|
||||
() => { makeTrigger('name', [transition('somethingThatIsWrong', animate(3333))]); })
|
||||
.toThrowError(
|
||||
/- The provided transition expression "somethingThatIsWrong" is not supported/);
|
||||
});
|
||||
|
||||
it('should throw an error if an animation alias is used that is not yet supported', () => {
|
||||
expect(() => {
|
||||
makeTrigger('name', [transition(':angular', animate(3333))]);
|
||||
}).toThrowError(/- The transition alias value ":angular" is not supported/);
|
||||
});
|
||||
});
|
||||
|
||||
describe('trigger usage', () => {
|
||||
it('should construct a trigger based on the states and transition data', () => {
|
||||
const result = makeTrigger('name', [
|
||||
state('on', style({width: 0})), state('off', style({width: 100})),
|
||||
transition('on => off', animate(1000)), transition('off => on', animate(1000))
|
||||
]);
|
||||
|
||||
expect(result.states).toEqual({'on': {width: 0}, 'off': {width: 100}});
|
||||
|
||||
expect(result.transitionFactories.length).toEqual(2);
|
||||
});
|
||||
|
||||
it('should find the first transition that matches', () => {
|
||||
const result = makeTrigger(
|
||||
'name', [transition('a => b', animate(1234)), transition('b => c', animate(5678))]);
|
||||
|
||||
const trans = result.matchTransition('b', 'c');
|
||||
expect(trans.timelines.length).toEqual(1);
|
||||
const timeline = trans.timelines[0];
|
||||
expect(timeline.duration).toEqual(5678);
|
||||
});
|
||||
|
||||
it('should find a transition with a `*` value', () => {
|
||||
const result = makeTrigger('name', [
|
||||
transition('* => b', animate(1234)), transition('b => *', animate(5678)),
|
||||
transition('* => *', animate(9999))
|
||||
]);
|
||||
|
||||
let trans = result.matchTransition('b', 'c');
|
||||
expect(trans.timelines[0].duration).toEqual(5678);
|
||||
|
||||
trans = result.matchTransition('a', 'b');
|
||||
expect(trans.timelines[0].duration).toEqual(1234);
|
||||
|
||||
trans = result.matchTransition('c', 'c');
|
||||
expect(trans.timelines[0].duration).toEqual(9999);
|
||||
});
|
||||
|
||||
it('should null when no results are found', () => {
|
||||
const result = makeTrigger('name', [transition('a => b', animate(1111))]);
|
||||
|
||||
const trans = result.matchTransition('b', 'a');
|
||||
expect(trans).toBeFalsy();
|
||||
});
|
||||
|
||||
it('should allow a function to be used as a predicate for the transition', () => {
|
||||
let returnValue = false;
|
||||
|
||||
const result = makeTrigger('name', [transition((from, to) => returnValue, animate(1111))]);
|
||||
|
||||
expect(result.matchTransition('a', 'b')).toBeFalsy();
|
||||
expect(result.matchTransition('1', 2)).toBeFalsy();
|
||||
expect(result.matchTransition(false, true)).toBeFalsy();
|
||||
|
||||
returnValue = true;
|
||||
|
||||
expect(result.matchTransition('a', 'b')).toBeTruthy();
|
||||
});
|
||||
|
||||
it('should call each transition predicate function until the first one that returns true',
|
||||
() => {
|
||||
let count = 0;
|
||||
|
||||
function countAndReturn(value: boolean) {
|
||||
return (fromState: any, toState: any) => {
|
||||
count++;
|
||||
return value;
|
||||
};
|
||||
}
|
||||
|
||||
const result = makeTrigger('name', [
|
||||
transition(countAndReturn(false), animate(1111)),
|
||||
transition(countAndReturn(false), animate(2222)),
|
||||
transition(countAndReturn(true), animate(3333)),
|
||||
transition(countAndReturn(true), animate(3333))
|
||||
]);
|
||||
|
||||
const trans = result.matchTransition('a', 'b');
|
||||
expect(trans.timelines[0].duration).toEqual(3333);
|
||||
|
||||
expect(count).toEqual(3);
|
||||
});
|
||||
|
||||
it('should support bi-directional transition expressions', () => {
|
||||
const result = makeTrigger('name', [transition('a <=> b', animate(2222))]);
|
||||
|
||||
const t1 = result.matchTransition('a', 'b');
|
||||
expect(t1.timelines[0].duration).toEqual(2222);
|
||||
|
||||
const t2 = result.matchTransition('b', 'a');
|
||||
expect(t2.timelines[0].duration).toEqual(2222);
|
||||
});
|
||||
|
||||
it('should support multiple transition statements in one string', () => {
|
||||
const result = makeTrigger('name', [transition('a => b, b => a, c => *', animate(1234))]);
|
||||
|
||||
const t1 = result.matchTransition('a', 'b');
|
||||
expect(t1.timelines[0].duration).toEqual(1234);
|
||||
|
||||
const t2 = result.matchTransition('b', 'a');
|
||||
expect(t2.timelines[0].duration).toEqual(1234);
|
||||
|
||||
const t3 = result.matchTransition('c', 'a');
|
||||
expect(t3.timelines[0].duration).toEqual(1234);
|
||||
});
|
||||
|
||||
describe('aliases', () => {
|
||||
it('should alias the :enter transition as void => *', () => {
|
||||
const result = makeTrigger('name', [transition(':enter', animate(3333))]);
|
||||
|
||||
const trans = result.matchTransition('void', 'something');
|
||||
expect(trans.timelines[0].duration).toEqual(3333);
|
||||
});
|
||||
|
||||
it('should alias the :leave transition as * => void', () => {
|
||||
const result = makeTrigger('name', [transition(':leave', animate(3333))]);
|
||||
|
||||
const trans = result.matchTransition('something', 'void');
|
||||
expect(trans.timelines[0].duration).toEqual(3333);
|
||||
});
|
||||
});
|
||||
});
|
||||
});
|
||||
}
|
||||
@ -0,0 +1,64 @@
|
||||
/**
|
||||
* @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 {WebAnimationsStyleNormalizer} from '../../../src/dsl/style_normalization/web_animations_style_normalizer';
|
||||
|
||||
export function main() {
|
||||
describe('WebAnimationsStyleNormalizer', () => {
|
||||
const normalizer = new WebAnimationsStyleNormalizer();
|
||||
|
||||
describe('normalizePropertyName', () => {
|
||||
it('should normalize CSS property values to camel-case', () => {
|
||||
expect(normalizer.normalizePropertyName('width', [])).toEqual('width');
|
||||
expect(normalizer.normalizePropertyName('border-width', [])).toEqual('borderWidth');
|
||||
expect(normalizer.normalizePropertyName('borderHeight', [])).toEqual('borderHeight');
|
||||
expect(normalizer.normalizePropertyName('-webkit-animation', [
|
||||
])).toEqual('WebkitAnimation');
|
||||
});
|
||||
});
|
||||
|
||||
describe('normalizeStyleValue', () => {
|
||||
function normalize(prop: string, val: string | number): string {
|
||||
const errors: string[] = [];
|
||||
const result = normalizer.normalizeStyleValue(prop, prop, val, errors);
|
||||
if (errors.length) {
|
||||
throw new Error(errors.join('\n'));
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
it('should normalize number-based dimensional properties to use a `px` suffix if missing',
|
||||
() => {
|
||||
expect(normalize('width', 10)).toEqual('10px');
|
||||
expect(normalize('height', 20)).toEqual('20px');
|
||||
});
|
||||
|
||||
it('should report an error when a string-based dimensional value does not contain a suffix at all',
|
||||
() => {
|
||||
expect(() => {
|
||||
normalize('width', '50');
|
||||
}).toThrowError(/Please provide a CSS unit value for width:50/);
|
||||
});
|
||||
|
||||
it('should not normalize non-dimensional properties with `px` values, but only convert them to string',
|
||||
() => {
|
||||
expect(normalize('opacity', 0)).toEqual('0');
|
||||
expect(normalize('opacity', '1')).toEqual('1');
|
||||
expect(normalize('color', 'red')).toEqual('red');
|
||||
expect(normalize('fontWeight', '100')).toEqual('100');
|
||||
});
|
||||
|
||||
it('should not normalize dimensional-based values that already contain a dimensional suffix or a non dimensional value',
|
||||
() => {
|
||||
expect(normalize('width', '50em')).toEqual('50em');
|
||||
expect(normalize('height', '500pt')).toEqual('500pt');
|
||||
expect(normalize('borderWidth', 'inherit')).toEqual('inherit');
|
||||
expect(normalize('paddingTop', 'calc(500px + 200px)')).toEqual('calc(500px + 200px)');
|
||||
});
|
||||
});
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user