File expansion-harness.spec.ts

src/material/expansion/testing/expansion-harness.spec.ts:None–None

import {ComponentHarness, HarnessLoader, parallel} from '@angular/cdk/testing';
import {TestbedHarnessEnvironment} from '@angular/cdk/testing/testbed';
import {Component, ChangeDetectionStrategy} from '@angular/core';
import {ComponentFixture, TestBed} from '@angular/core/testing';