import { FormDefinition } from '@features/configure-forms/form.typing';
import { MockModule } from '@yourcause/common/testing';
import { Spec, TestCase } from '@yourcause/test-decorators';
import { DescribeAngularService } from '@yourcause/test-decorators/angular';
import { expect, spy } from 'chai';
import { FlattenFormDefinitionPipe } from './flatten-form-definition.pipe';

@DescribeAngularService(FlattenFormDefinitionPipe, {
  imports: [MockModule]
})
export class FlattenFormDefinitionPipeSpec implements Spec<FlattenFormDefinitionPipeSpec, FlattenFormDefinitionPipe> {
  formDefinition: FormDefinition = {
    components: [
      {
        type: 'panel',
        key: '',
        components: [
          {
            type: 'textfield',
            label: 'First Name',
            key: 'firstName'
          }
        ]
      }
    ]
  };

  @TestCase('should flatten when shouldFlatten is true')
  test (service: FlattenFormDefinitionPipe) {
    spy.on(service['componentHelper'], 'flattenFormDefinition', () => []);
    service.transform(this.formDefinition, true);
    expect(service['componentHelper'].flattenFormDefinition).to.have.been.called.once;
  }

  @TestCase('should not flatten when shouldFlatten is false')
  testShouldNotFlatten (service: FlattenFormDefinitionPipe) {
    expect(service.transform(this.formDefinition, false)).to.equal(this.formDefinition.components);
  }
}