CI = $CI; $this->CI->load->model('Repository_model', 'repositoryModel'); } public function test_main() { global $CI; $testData = ['branch1', 'branch2']; $testData = $CI->repositoryModel->normalizeBranches($testData); foreach ($testData as $branch) { $this->assertIsString($branch['id']); $this->assertIsString($branch['name']); } } }