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fix(ivy): ensure element removal triggers host removal animations (#28162) 

Prior to this fix Ivy would not execute any animation triggers
that exist as host bindings on an element if it is removed by
the parent template.

PR Close #28162
This commit is contained in:
Matias Niemelä 2019-01-14 15:36:08 -08:00 committed by Alex Rickabaugh
parent e172e97e13
commit 5a582a8afd
10 changed files with 127 additions and 124 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
packages/animations/browser/src/render/animation_engine_next.ts
View File

@ -66,8 +66,8 @@ export class AnimationEngine {
this._transitionEngine.insertNode(namespaceId, element, parent, insertBefore);
}
onRemove(namespaceId: string, element: any, context: any): void {
this._transitionEngine.removeNode(namespaceId, element, context);
onRemove(namespaceId: string, element: any, context: any, isHostElement?: boolean): void {
this._transitionEngine.removeNode(namespaceId, element, isHostElement || false, context);
}
disableAnimations(element: any, disable: boolean) {

24
packages/animations/browser/src/render/transition_animation_engine.ts
View File

@ -708,17 +708,23 @@ export class TransitionAnimationEngine {
}
}
removeNode(namespaceId: string, element: any, context: any): void {
if (!isElementNode(element)) {
this._onRemovalComplete(element, context);
return;
}
removeNode(namespaceId: string, element: any, isHostElement: boolean, context: any): void {
if (isElementNode(element)) {
const ns = namespaceId ? this._fetchNamespace(namespaceId) : null;
if (ns) {
ns.removeNode(element, context);
} else {
this.markElementAsRemoved(namespaceId, element, false, context);
}
const ns = namespaceId ? this._fetchNamespace(namespaceId) : null;
if (ns) {
ns.removeNode(element, context);
if (isHostElement) {
const hostNS = this.namespacesByHostElement.get(element);
if (hostNS && hostNS.id !== namespaceId) {
hostNS.removeNode(element, context);
}
}
} else {
this.markElementAsRemoved(namespaceId, element, false, context);
this._onRemovalComplete(element, context);
}
}

2
packages/animations/browser/test/render/transition_animation_engine_spec.ts
View File

@ -111,7 +111,7 @@ const DEFAULT_NAMESPACE_ID = 'id';
expect(engine.elementContainsData(DEFAULT_NAMESPACE_ID, element)).toBeTruthy();
engine.removeNode(DEFAULT_NAMESPACE_ID, element, true);
engine.removeNode(DEFAULT_NAMESPACE_ID, element, true, true);
engine.flush();
expect(engine.elementContainsData(DEFAULT_NAMESPACE_ID, element)).toBeTruthy();

4
packages/core/src/render/api.ts
View File

@ -267,8 +267,10 @@ export abstract class Renderer2 {
* Implement this callback to remove a child node from the host element's DOM.
* @param parent The parent node.
* @param oldChild The child node to remove.
* @param isHostElement Optionally signal to the renderer whether this element is a host element
* or not
*/
abstract removeChild(parent: any, oldChild: any): void;
abstract removeChild(parent: any, oldChild: any, isHostElement?: boolean): void;
/**
* Implement this callback to prepare an element to be bootstrapped
* as a root element, and return the element instance.

2
packages/core/src/render3/interfaces/renderer.ts
View File

@ -74,7 +74,7 @@ export interface ProceduralRenderer3 {
destroyNode?: ((node: RNode) => void)|null;
appendChild(parent: RElement, newChild: RNode): void;
insertBefore(parent: RNode, newChild: RNode, refChild: RNode|null): void;
removeChild(parent: RElement, oldChild: RNode): void;
removeChild(parent: RElement, oldChild: RNode, isHostElement?: boolean): void;
selectRootElement(selectorOrNode: string|any): RElement;
parentNode(node: RNode): RElement|null;

18
packages/core/src/render3/node_manipulation.ts
View File

@ -14,7 +14,7 @@ import {unusedValueExportToPlacateAjd as unused3} from './interfaces/projection'
import {ProceduralRenderer3, RComment, RElement, RNode, RText, Renderer3, isProceduralRenderer, unusedValueExportToPlacateAjd as unused4} from './interfaces/renderer';
import {CLEANUP, CONTAINER_INDEX, FLAGS, HEADER_OFFSET, HOST_NODE, HookData, LView, LViewFlags, NEXT, PARENT, QUERIES, RENDERER, TVIEW, unusedValueExportToPlacateAjd as unused5} from './interfaces/view';
import {assertNodeType} from './node_assert';
import {findComponentView, getNativeByTNode, isLContainer, isRootView, readElementValue, renderStringify} from './util';
import {findComponentView, getNativeByTNode, isComponent, isLContainer, isRootView, readElementValue, renderStringify} from './util';
const unusedValueToPlacateAjd = unused1 + unused2 + unused3 + unused4 + unused5;
@ -84,15 +84,16 @@ function walkTNodeTree(
let nextTNode: TNode|null = null;
if (tNode.type === TNodeType.Element) {
executeNodeAction(
action, renderer, renderParent, getNativeByTNode(tNode, currentView), beforeNode);
action, renderer, renderParent, getNativeByTNode(tNode, currentView), tNode, beforeNode);
const nodeOrContainer = currentView[tNode.index];
if (isLContainer(nodeOrContainer)) {
// This element has an LContainer, and its comment needs to be handled
executeNodeAction(action, renderer, renderParent, nodeOrContainer[NATIVE], beforeNode);
executeNodeAction(
action, renderer, renderParent, nodeOrContainer[NATIVE], tNode, beforeNode);
}
} else if (tNode.type === TNodeType.Container) {
const lContainer = currentView ![tNode.index] as LContainer;
executeNodeAction(action, renderer, renderParent, lContainer[NATIVE], beforeNode);
executeNodeAction(action, renderer, renderParent, lContainer[NATIVE], tNode, beforeNode);
if (lContainer[VIEWS].length) {
currentView = lContainer[VIEWS][0];
@ -166,11 +167,11 @@ function walkTNodeTree(
*/
function executeNodeAction(
action: WalkTNodeTreeAction, renderer: Renderer3, parent: RElement | null,
node: RComment | RElement | RText, beforeNode?: RNode | null) {
node: RComment | RElement | RText, tNode: TNode, beforeNode?: RNode | null) {
if (action === WalkTNodeTreeAction.Insert) {
nativeInsertBefore(renderer, parent !, node, beforeNode || null);
} else if (action === WalkTNodeTreeAction.Detach) {
nativeRemoveChild(renderer, parent !, node);
nativeRemoveChild(renderer, parent !, node, isComponent(tNode));
} else if (action === WalkTNodeTreeAction.Destroy) {
ngDevMode && ngDevMode.rendererDestroyNode++;
(renderer as ProceduralRenderer3).destroyNode !(node);
@ -550,8 +551,9 @@ export function nativeInsertBefore(
/**
* Removes a native child node from a given native parent node.
*/
export function nativeRemoveChild(renderer: Renderer3, parent: RElement, child: RNode): void {
isProceduralRenderer(renderer) ? renderer.removeChild(parent as RElement, child) :
export function nativeRemoveChild(
renderer: Renderer3, parent: RElement, child: RNode, isHostElement?: boolean): void {
isProceduralRenderer(renderer) ? renderer.removeChild(parent as RElement, child, isHostElement) :
parent.removeChild(child);
}

189
packages/core/test/animation/animation_integration_spec.ts
View File

@ -852,58 +852,55 @@ const DEFAULT_COMPONENT_ID = '1';
expect(data.keyframes).toEqual([{offset: 0, opacity: '0'}, {offset: 1, opacity: '1'}]);
}));
// nonAnimationRenderer => animationRenderer
fixmeIvy(
'FW-943 - elements are removed in the wrong renderer so far as host animation @triggers are concerned')
.it('should trigger a leave animation when the inner components host binding updates',
fakeAsync(() => {
@Component({
selector: 'parent-cmp',
template: `
it('should trigger a leave animation when the inner components host binding updates',
fakeAsync(() => {
@Component({
selector: 'parent-cmp',
template: `
<child-cmp *ngIf="exp"></child-cmp>
`
})
class ParentCmp {
public exp = true;
}
})
class ParentCmp {
public exp = true;
}
@Component({
selector: 'child-cmp',
template: '...',
animations: [trigger(
'host', [transition(
':leave',
[style({opacity: 1}), animate(1000, style({opacity: 0}))])])]
})
class ChildCmp {
@HostBinding('@host') public hostAnimation = true;
}
@Component({
selector: 'child-cmp',
template: '...',
animations: [trigger(
'host',
[transition(
':leave', [style({opacity: 1}), animate(1000, style({opacity: 0}))])])]
})
class ChildCmp {
@HostBinding('@host') public hostAnimation = true;
}
TestBed.configureTestingModule({declarations: [ParentCmp, ChildCmp]});
TestBed.configureTestingModule({declarations: [ParentCmp, ChildCmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(ParentCmp);
const cmp = fixture.componentInstance;
fixture.detectChanges();
engine.flush();
expect(getLog().length).toEqual(0);
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(ParentCmp);
const cmp = fixture.componentInstance;
fixture.detectChanges();
engine.flush();
expect(getLog().length).toEqual(0);
cmp.exp = false;
fixture.detectChanges();
expect(fixture.debugElement.nativeElement.children.length).toBe(1);
cmp.exp = false;
fixture.detectChanges();
expect(fixture.debugElement.nativeElement.children.length).toBe(1);
engine.flush();
expect(getLog().length).toEqual(1);
engine.flush();
expect(getLog().length).toEqual(1);
const [player] = getLog();
expect(player.keyframes).toEqual([
{opacity: '1', offset: 0},
{opacity: '0', offset: 1},
]);
const [player] = getLog();
expect(player.keyframes).toEqual([
{opacity: '1', offset: 0},
{opacity: '0', offset: 1},
]);
player.finish();
expect(fixture.debugElement.nativeElement.children.length).toBe(0);
}));
player.finish();
expect(fixture.debugElement.nativeElement.children.length).toBe(0);
}));
// animationRenderer => nonAnimationRenderer
it('should trigger a leave animation when the outer components element binding updates on the host component element',
@ -956,71 +953,67 @@ const DEFAULT_COMPONENT_ID = '1';
expect(fixture.debugElement.nativeElement.children.length).toBe(0);
}));
// animationRenderer => animationRenderer
fixmeIvy(
'FW-943 - elements are removed in the wrong renderer so far as host animation @triggers are concerned')
.it('should trigger a leave animation when both the inner and outer components trigger on the same element',
fakeAsync(() => {
@Component({
selector: 'parent-cmp',
animations: [trigger(
'host',
[transition(
':leave',
[style({height: '100px'}), animate(1000, style({height: '0px'}))])])],
template: `
it('should trigger a leave animation when both the inner and outer components trigger on the same element',
fakeAsync(() => {
@Component({
selector: 'parent-cmp',
animations: [trigger(
'host',
[transition(
':leave',
[style({height: '100px'}), animate(1000, style({height: '0px'}))])])],
template: `
<child-cmp *ngIf="exp" @host></child-cmp>
`
})
class ParentCmp {
public exp = true;
}
})
class ParentCmp {
public exp = true;
}
@Component({
selector: 'child-cmp',
template: '...',
animations: [trigger(
'host',
[transition(
':leave',
[style({width: '100px'}), animate(1000, style({width: '0px'}))])])]
})
class ChildCmp {
@HostBinding('@host') public hostAnimation = true;
}
@Component({
selector: 'child-cmp',
template: '...',
animations: [trigger(
'host', [transition(
':leave',
[style({width: '100px'}), animate(1000, style({width: '0px'}))])])]
})
class ChildCmp {
@HostBinding('@host') public hostAnimation = true;
}
TestBed.configureTestingModule({declarations: [ParentCmp, ChildCmp]});
TestBed.configureTestingModule({declarations: [ParentCmp, ChildCmp]});
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(ParentCmp);
const cmp = fixture.componentInstance;
fixture.detectChanges();
engine.flush();
expect(getLog().length).toEqual(0);
const engine = TestBed.get(ɵAnimationEngine);
const fixture = TestBed.createComponent(ParentCmp);
const cmp = fixture.componentInstance;
fixture.detectChanges();
engine.flush();
expect(getLog().length).toEqual(0);
cmp.exp = false;
fixture.detectChanges();
expect(fixture.debugElement.nativeElement.children.length).toBe(1);
cmp.exp = false;
fixture.detectChanges();
expect(fixture.debugElement.nativeElement.children.length).toBe(1);
engine.flush();
expect(getLog().length).toEqual(2);
engine.flush();
expect(getLog().length).toEqual(2);
const [p1, p2] = getLog();
expect(p1.keyframes).toEqual([
{width: '100px', offset: 0},
{width: '0px', offset: 1},
]);
const [p1, p2] = getLog();
expect(p1.keyframes).toEqual([
{width: '100px', offset: 0},
{width: '0px', offset: 1},
]);
expect(p2.keyframes).toEqual([
{height: '100px', offset: 0},
{height: '0px', offset: 1},
]);
expect(p2.keyframes).toEqual([
{height: '100px', offset: 0},
{height: '0px', offset: 1},
]);
p1.finish();
p2.finish();
flushMicrotasks();
expect(fixture.debugElement.nativeElement.children.length).toBe(0);
}));
p1.finish();
p2.finish();
flushMicrotasks();
expect(fixture.debugElement.nativeElement.children.length).toBe(0);
}));
it('should not throw when the host element is removed and no animation triggers',
fakeAsync(() => {

2
packages/core/test/animation/animation_query_integration_spec.ts
View File

@ -2239,7 +2239,7 @@ import {HostListener} from '../../src/metadata/directives';
});
fixmeIvy(
'FW-943 - elements are removed in the wrong renderer so far as host animation @triggers are concerned')
'FW-943 - Fix final `unknown` issue in `animation_query_integration_spec.ts` once #28162 lands')
.it('should emulate a leave animation on the nearest sub host elements when a parent is removed',
fakeAsync(() => {
@Component({

4
packages/platform-browser/animations/src/animation_renderer.ts
View File

@ -148,8 +148,8 @@ export class BaseAnimationRenderer implements Renderer2 {
this.engine.onInsert(this.namespaceId, newChild, parent, true);
}
removeChild(parent: any, oldChild: any): void {
this.engine.onRemove(this.namespaceId, oldChild, this.delegate);
removeChild(parent: any, oldChild: any, isHostElement: boolean): void {
this.engine.onRemove(this.namespaceId, oldChild, this.delegate, isHostElement);
}
selectRootElement(selectorOrNode: any, preserveContent?: boolean) {

2
tools/public_api_guard/core/core.d.ts vendored
View File

@ -770,7 +770,7 @@ export declare abstract class Renderer2 {
abstract nextSibling(node: any): any;
abstract parentNode(node: any): any;
abstract removeAttribute(el: any, name: string, namespace?: string | null): void;
abstract removeChild(parent: any, oldChild: any): void;
abstract removeChild(parent: any, oldChild: any, isHostElement?: boolean): void;
abstract removeClass(el: any, name: string): void;
abstract removeStyle(el: any, style: string, flags?: RendererStyleFlags2): void;
abstract selectRootElement(selectorOrNode: string | any, preserveContent?: boolean): any;