/**
  * Make sure detailsAboutNumberOfBills works as expected when both campaigns have the same number of bills.
  */
 public function test_details_about_number_of_bills_when_both_campaigns_have_the_same_number_of_bills()
 {
     factory(\App\Bill::class, 4)->create(['client_id' => $this->client->id, 'user_id' => $this->user->id, 'campaign_id' => \App\Campaign::where('number', $this->firstCampaign['number'])->where('year', $this->firstCampaign['year'])->first()->id]);
     factory(\App\Bill::class, 4)->create(['client_id' => $this->client->id, 'user_id' => $this->user->id, 'campaign_id' => \App\Campaign::where('number', $this->secondCampaign['number'])->where('year', $this->secondCampaign['year'])->first()->id]);
     $this->translationData['bills'] = 4;
     $expected = ['message' => trans('statistics.details_about_number_of_bills_equal_trend', $this->translationData), 'title' => trans('statistics.details_about_number_of_bills_equal_trend_title'), 'number_of_bills' => 4, 'number_of_bills_in_campaign_to_compare' => 4];
     $expected = array_merge($expected, $this->baseExpected);
     $this->actingAs($this->user)->assertEquals($expected, \App\Helpers\Statistics\CompareCampaignsStatistics::detailsAboutNumberOfBills($this->firstCampaign, $this->secondCampaign));
 }