DialogTestModule

ngDeleteOverlayInTest.module.ts

import { NgModule } from '@angular/core';
import { MatDialogModule } from '@angular/material';
import { NoopAnimationsModule } from '@angular/platform-browser/animations';
import { OverlayContainer } from '@angular/cdk/overlay';

export const TEST_DIRECTIVES = [
  Components, Pipes
];

@NgModule({
  imports: [MatDialogModule, NoopAnimationsModule],
  exports: TEST_DIRECTIVES,
  declarations: TEST_DIRECTIVES,
  entryComponents: [
    entryComponents
  ],
  providers: [{ provide: OverlayContainer, useFactory: () => {
    const overlayContainerElement = document.createElement('div');
    return { getContainerElement: () => overlayContainerElement };
  }}]
})
export class DialogTestModule { }