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Diffstat (limited to 'tests/codeigniter/core/Loader_test.php')
| -rw-r--r-- | tests/codeigniter/core/Loader_test.php | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/tests/codeigniter/core/Loader_test.php b/tests/codeigniter/core/Loader_test.php new file mode 100644 index 000000000..b86fd3477 --- /dev/null +++ b/tests/codeigniter/core/Loader_test.php @@ -0,0 +1,271 @@ +<?php + +require_once 'vfsStream/vfsStream.php'; +require_once BASEPATH.'/core/Loader.php'; + +class Extended_Loader extends CI_Loader { + + /** + * Since we use paths to load up models, views, etc, we need the ability to + * mock up the file system so when core tests are run, we aren't mucking + * in the application directory. this will give finer grained control over + * these tests. So yeah, while this looks odd, I need to overwrite protected + * class vars in the loader. So here we go... + * + * @covers CI_Loader::__construct() + */ + public function __construct() + { + vfsStreamWrapper::register(); + vfsStreamWrapper::setRoot(new vfsStreamDirectory('application')); + + $this->models_dir = vfsStream::newDirectory('models')->at(vfsStreamWrapper::getRoot()); + $this->libs_dir = vfsStream::newDirectory('libraries')->at(vfsStreamWrapper::getRoot()); + $this->helpers_dir = vfsStream::newDirectory('helpers')->at(vfsStreamWrapper::getRoot()); + $this->views_dir = vfsStream::newDirectory('views')->at(vfsStreamWrapper::getRoot()); + + $this->_ci_ob_level = ob_get_level(); + $this->_ci_library_paths = array(vfsStream::url('application').'/', BASEPATH); + $this->_ci_helper_paths = array(vfsStream::url('application').'/', BASEPATH); + $this->_ci_model_paths = array(vfsStream::url('application').'/'); + $this->_ci_view_paths = array(vfsStream::url('application').'/views/' => TRUE); + } +} + + +class Loader_test extends CI_TestCase { + + private $ci_obj; + + public function set_up() + { + // Instantiate a new loader + $this->load = new Extended_Loader(); + + // mock up a ci instance + $this->ci_obj = new StdClass; + + // Fix get_instance() + $this->ci_instance($this->ci_obj); + } + + // -------------------------------------------------------------------- + + public function test_library() + { + $this->_setup_config_mock(); + + // Test loading as an array. + $this->assertNull($this->load->library(array('table'))); + $this->assertTrue(class_exists('CI_Table'), 'Table class exists'); + $this->assertAttributeInstanceOf('CI_Table', 'table', $this->ci_obj); + + // Test no lib given + $this->assertEquals(FALSE, $this->load->library()); + + // Test a string given to params + $this->assertEquals(NULL, $this->load->library('table', ' ')); + } + + // -------------------------------------------------------------------- + + public function test_load_library_in_application_dir() + { + $this->_setup_config_mock(); + + $content = '<?php class Super_test_library {} '; + + $model = vfsStream::newFile('Super_test_library.php')->withContent($content) + ->at($this->load->libs_dir); + + $this->assertNull($this->load->library('super_test_library')); + + // Was the model class instantiated. + $this->assertTrue(class_exists('Super_test_library')); + } + + // -------------------------------------------------------------------- + + private function _setup_config_mock() + { + // Mock up a config object until we + // figure out how to test the library configs + $config = $this->getMock('CI_Config', NULL, array(), '', FALSE); + $config->expects($this->any()) + ->method('load') + ->will($this->returnValue(TRUE)); + + // Add the mock to our stdClass + $this->ci_instance_var('config', $config); + } + + // -------------------------------------------------------------------- + + public function test_non_existent_model() + { + $this->setExpectedException( + 'RuntimeException', + 'CI Error: Unable to locate the model you have specified: ci_test_nonexistent_model.php' + ); + + $this->load->model('ci_test_nonexistent_model.php'); + } + + // -------------------------------------------------------------------- + + /** + * @coverts CI_Loader::model + */ + public function test_models() + { + $this->ci_set_core_class('model', 'CI_Model'); + + $content = '<?php class Unit_test_model extends CI_Model {} '; + + $model = vfsStream::newFile('unit_test_model.php')->withContent($content) + ->at($this->load->models_dir); + + $this->assertNull($this->load->model('unit_test_model')); + + // Was the model class instantiated. + $this->assertTrue(class_exists('Unit_test_model')); + + // Test no model given + $this->assertNull($this->load->model('')); + } + + // -------------------------------------------------------------------- + + // public function testDatabase() + // { + // $this->assertEquals(NULL, $this->load->database()); + // $this->assertEquals(NULL, $this->load->dbutil()); + // } + + // -------------------------------------------------------------------- + + /** + * @coverts CI_Loader::view + */ + public function test_load_view() + { + $this->ci_set_core_class('output', 'CI_Output'); + + $content = 'This is my test page. <?php echo $hello; ?>'; + $view = vfsStream::newFile('unit_test_view.php')->withContent($content) + ->at($this->load->views_dir); + + // Use the optional return parameter in this test, so the view is not + // run through the output class. + $this->assertEquals('This is my test page. World!', + $this->load->view('unit_test_view', array('hello' => "World!"), TRUE)); + + } + + // -------------------------------------------------------------------- + + /** + * @coverts CI_Loader::view + */ + public function test_non_existent_view() + { + $this->setExpectedException( + 'RuntimeException', + 'CI Error: Unable to load the requested file: ci_test_nonexistent_view.php' + ); + + $this->load->view('ci_test_nonexistent_view', array('foo' => 'bar')); + } + + // -------------------------------------------------------------------- + + public function test_file() + { + $content = 'Here is a test file, which we will load now.'; + $file = vfsStream::newFile('ci_test_mock_file.php')->withContent($content) + ->at($this->load->views_dir); + + // Just like load->view(), take the output class out of the mix here. + $load = $this->load->file(vfsStream::url('application').'/views/ci_test_mock_file.php', + TRUE); + + $this->assertEquals($content, $load); + + $this->setExpectedException( + 'RuntimeException', + 'CI Error: Unable to load the requested file: ci_test_file_not_exists' + ); + + $this->load->file('ci_test_file_not_exists', TRUE); + + } + + // -------------------------------------------------------------------- + + public function test_vars() + { + $vars = array( + 'foo' => 'bar' + ); + + $this->assertNull($this->load->vars($vars)); + $this->assertNull($this->load->vars('foo', 'bar')); + } + + // -------------------------------------------------------------------- + + public function test_helper() + { + $this->assertEquals(NULL, $this->load->helper('array')); + + $this->setExpectedException( + 'RuntimeException', + 'CI Error: Unable to load the requested file: helpers/bad_helper.php' + ); + + $this->load->helper('bad'); + } + + // -------------------------------------------------------------------- + + public function test_loading_multiple_helpers() + { + $this->assertEquals(NULL, $this->load->helpers(array('file', 'array', 'string'))); + } + + // -------------------------------------------------------------------- + + // public function testLanguage() + // { + // $this->assertEquals(NULL, $this->load->language('test')); + // } + + // -------------------------------------------------------------------- + + public function test_load_config() + { + $this->_setup_config_mock(); + + $this->assertNull($this->load->config('config', FALSE)); + } + + // -------------------------------------------------------------------- + + public function test_load_bad_config() + { + $this->_setup_config_mock(); + + $this->setExpectedException( + 'RuntimeException', + 'CI Error: The configuration file foobar.php does not exist.' + ); + + $this->load->config('foobar', FALSE); + } + + // -------------------------------------------------------------------- + + + + +} |