getInvoiceModel(); $sut = new InvoiceModelActivityHydrator($this->createMock(ActivityStatisticService::class)); $result = $sut->hydrate($model); $this->assertModelStructure($result); $model->getQuery()->setActivities([]); $result = $sut->hydrate($model); self::assertEmpty($result); } protected function assertModelStructure(array $model) { $keys = [ 'activity.id', 'activity.name', 'activity.comment', 'activity.meta.foo-activity', 'activity.budget_open', 'activity.budget_open_plain', 'activity.time_budget_open', 'activity.time_budget_open_plain', 'activity.1.id', 'activity.1.name', 'activity.1.comment', 'activity.1.meta.foo-activity', 'activity.1.budget_open', 'activity.1.budget_open_plain', 'activity.1.time_budget_open', 'activity.1.time_budget_open_plain', ]; $givenKeys = array_keys($model); sort($keys); sort($givenKeys); $this->assertEquals($keys, $givenKeys); } }