diff options
Diffstat (limited to 'tests/codeigniter/libraries/Driver_test.php')
| -rw-r--r-- | tests/codeigniter/libraries/Driver_test.php | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/tests/codeigniter/libraries/Driver_test.php b/tests/codeigniter/libraries/Driver_test.php new file mode 100644 index 000000000..0186cfe97 --- /dev/null +++ b/tests/codeigniter/libraries/Driver_test.php @@ -0,0 +1,176 @@ +<?php + +/** + * Driver library base class unit test + */ +class Driver_test extends CI_TestCase { + /** + * Set up test framework + */ + public function set_up() + { + // Set our subclass prefix + $this->subclass = 'Mock_Libraries_'; + $this->ci_set_config('subclass_prefix', $this->subclass); + + // Mock Loader->get_package_paths + $paths = 'get_package_paths'; + $ldr = $this->getMock('CI_Loader', array($paths)); + $ldr->expects($this->any())->method($paths)->will($this->returnValue(array(APPPATH, BASEPATH))); + $this->ci_instance_var('load', $ldr); + + // Create mock driver library + $this->name = 'Driver'; + $this->lib = new Mock_Libraries_Driver(); + } + + /** + * Test driver child loading + */ + public function test_load_driver() + { + // Create driver file + $driver = 'basic'; + $file = $this->name.'_'.$driver; + $class = 'CI_'.$file; + $prop = 'called'; + $content = '<?php class '.$class.' extends CI_Driver { public $'.$prop.' = FALSE; '. + 'public function decorate($parent) { $this->'.$prop.' = TRUE; } }'; + $this->ci_vfs_create($file, $content, $this->ci_base_root, array('libraries', $this->name, 'drivers')); + + // Make driver valid + $this->lib->driver_list($driver); + + // Load driver + $this->assertNotNull($this->lib->load_driver($driver)); + + // Did lib name get set? + $this->assertEquals($this->name, $this->lib->get_name()); + + // Was driver loaded? + $this->assertObjectHasAttribute($driver, $this->lib); + $this->assertAttributeInstanceOf($class, $driver, $this->lib); + $this->assertAttributeInstanceOf('CI_Driver', $driver, $this->lib); + + // Was decorate called? + $this->assertObjectHasAttribute($prop, $this->lib->$driver); + $this->assertTrue($this->lib->$driver->$prop); + + // Do we get an error for an invalid driver? + $driver = 'unlisted'; + $this->setExpectedException('RuntimeException', 'CI Error: Invalid driver requested: '.$this->name.'_'.$driver); + $this->lib->load_driver($driver); + } + + /** + * Test loading lowercase from app path + */ + public function test_load_app_driver() + { + // Create driver file + $driver = 'lowpack'; + $file = $this->name.'_'.$driver; + $class = 'CI_'.$file; + $content = '<?php class '.$class.' extends CI_Driver { }'; + $this->ci_vfs_create(strtolower($file), $content, $this->ci_app_root, + array('libraries', $this->name, 'drivers')); + + // Make valid list + $nodriver = 'absent'; + $this->lib->driver_list(array($driver, $nodriver)); + + // Load driver + $this->assertNotNull($this->lib->load_driver($driver)); + + // Was driver loaded? + $this->assertObjectHasAttribute($driver, $this->lib); + $this->assertAttributeInstanceOf($class, $driver, $this->lib); + $this->assertAttributeInstanceOf('CI_Driver', $driver, $this->lib); + + // Do we get an error for a non-existent driver? + $this->setExpectedException('RuntimeException', 'CI Error: Unable to load the requested driver: CI_'. + $this->name.'_'.$nodriver); + $this->lib->load_driver($nodriver); + } + + /** + * Test loading driver extension + */ + public function test_load_driver_ext() + { + // Create base file + $driver = 'extend'; + $base = $this->name.'_'.$driver; + $baseclass = 'CI_'.$base; + $content = '<?php class '.$baseclass.' extends CI_Driver { }'; + $this->ci_vfs_create($base, $content, $this->ci_base_root, array('libraries', $this->name, 'drivers')); + + // Create driver file + $class = $this->subclass.$base; + $content = '<?php class '.$class.' extends '.$baseclass.' { }'; + $this->ci_vfs_create($class, $content, $this->ci_app_root, array('libraries', $this->name, 'drivers')); + + // Make valid list + $this->lib->driver_list($driver); + + // Load driver + $this->assertNotNull($this->lib->load_driver($driver)); + + // Was driver loaded? + $this->assertObjectHasAttribute($driver, $this->lib); + $this->assertAttributeInstanceOf($class, $driver, $this->lib); + $this->assertAttributeInstanceOf($baseclass, $driver, $this->lib); + $this->assertAttributeInstanceOf('CI_Driver', $driver, $this->lib); + + // Create driver extension without base + $driver = 'baseless'; + $base = $this->name.'_'.$driver; + $class = $this->subclass.$base; + $content = '<?php class '.$class.' extends CI_Driver { }'; + $this->ci_vfs_create($class, $content, $this->ci_app_root, array('libraries', $this->name, 'drivers')); + $this->lib->driver_list($driver); + + // Do we get an error when base class isn't found? + $this->setExpectedException('RuntimeException', 'CI Error: Unable to load the requested class: CI_'.$base); + $this->lib->load_driver($driver); + } + + /** + * Test decorating driver with parent attributes + */ + public function test_decorate() + { + // Create parent with a method and property to access + $pclass = 'Test_Parent'; + $prop = 'parent_prop'; + $value = 'initial'; + $method = 'parent_func'; + $return = 'func return'; + $code = 'class '.$pclass.' { public $'.$prop.' = \''.$value.'\'; '. + 'public function '.$method.'() { return \''.$return.'\'; } }'; + eval($code); + $parent = new $pclass(); + + // Create child driver to decorate + $class = 'Test_Driver'; + eval('class '.$class.' extends CI_Driver { }'); + $child = new $class(); + + // Decorate child + $child->decorate($parent); + + // Do we get the initial parent property value? + $this->assertEquals($value, $child->$prop); + + // Can we change the parent property? + $newval = 'changed'; + $child->$prop = $newval; + $this->assertEquals($newval, $parent->$prop); + + // Do we get back the updated value? + $this->assertEquals($newval, $child->$prop); + + // Can we call the parent method? + $this->assertEquals($return, $child->$method()); + } +} |