silverstripe-framework/tests/RequestHandlingTest.php

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<?php
/**
* Tests for RequestHandlingData and HTTPRequest.
* We've set up a simple URL handling model based on
*/
class RequestHandlingTest extends SapphireTest {
static $fixture_file = null;
function testMethodCallingOnController() {
/* Calling a controller works just like it always has */
$response = Director::test("testGoodBase1");
$this->assertEquals("This is the controller", $response->getBody());
/* ID and OtherID are extracted from the URL and passed in $request->params. */
$response = Director::test("testGoodBase1/method/1/2");
$this->assertEquals("This is a method on the controller: 1, 2", $response->getBody());
/* In addition, these values are availalbe in $controller->urlParams. This is mainly for backward compatability. */
$response = Director::test("testGoodBase1/legacymethod/3/4");
$this->assertEquals("\$this->urlParams can be used, for backward compatibility: 3, 4", $response->getBody());
}
function testPostRequests() {
/* The HTTP Request handler can trigger special behaviour for GET and POST. */
$response = Director::test("testGoodBase1/TestForm", array("MyField" => 3), null, "POST");
$this->assertEquals("Form posted", $response->getBody());
$response = Director::test("testGoodBase1/TestForm");
$this->assertEquals("Get request on form", $response->getBody());
}
function testRequestHandlerChaining() {
/* Request handlers can be chained, from Director to Controller to Form to FormField. Here, we can make a get
request on a FormField. */
$response = Director::test("testGoodBase1/TestForm/fields/MyField");
$this->assertEquals("MyField requested", $response->getBody());
/* We can also make a POST request on a form field, which could be used for in-place editing, for example. */
$response = Director::test("testGoodBase1/TestForm/fields/MyField" ,array("MyField" => 5));
$this->assertEquals("MyField posted, update to 5", $response->getBody());
}
function testBadBase() {
/* Without a double-slash indicator in the URL, the entire URL is popped off the stack. The controller's default
action handlers have been designed for this to an extend: simple actions can still be called. This is the set-up
of URL rules written before this new request handler. */
$response = Director::test("testBadBase/method/1/2");
$this->assertEquals("This is a method on the controller: 1, 2", $response->getBody());
$response = Director::test("testBadBase/TestForm", array("MyField" => 3), null, "POST");
$this->assertEquals("Form posted", $response->getBody());
/* It won't, however, let you chain requests to access methods on forms, or form fields. In order to do that,
you need to have a // marker in your URL parsing rule */
$response = Director::test("testBadBase/TestForm/fields/MyField");
$this->assertNotEquals("MyField requested", $response->getBody());
}
function testBaseWithExtension() {
/* Rules with an extension always default to the index() action */
$response = Director::test("testBaseWithExtension/virtualfile.xml");
$this->assertEquals("This is the controller", $response->getBody());
/* Without the extension, the methodname should be matched */
$response = Director::test("testBaseWithExtension/virtualfile");
$this->assertEquals("This is the virtualfile method", $response->getBody());
}
}
/**
* Director rules for the test
*/
Director::addRules(50, array(
// If we don't request any variables, then the whole URL will get shifted off. This is fine, but it means that the
// controller will have to parse the Action from the URL itself.
'testGoodBase1' => "RequestHandlingTest_Controller",
// The double-slash indicates how much of the URL should be shifted off the stack. This is important for dealing
// with nested request handlers appropriately.
'testGoodBase2//$Action/$ID/$OtherID' => "RequestHandlingTest_Controller",
// By default, the entire URL will be shifted off. This creates a bit of backward-incompatability, but makes the
// URL rules much more explicit.
'testBadBase/$Action/$ID/$OtherID' => "RequestHandlingTest_Controller",
// Rules with an extension always default to the index() action
'testBaseWithExtension/virtualfile.xml' => "RequestHandlingTest_Controller",
// Without the extension, the methodname should be matched
'testBaseWithExtension//$Action/$ID/$OtherID' => "RequestHandlingTest_Controller",
));
/**
* Controller for the test
*/
class RequestHandlingTest_Controller extends Controller {
static $url_handlers = array(
// The double-slash is need here to ensure that
'$Action//$ID/$OtherID' => "handleAction",
);
function index($request) {
return "This is the controller";
}
function method($request) {
return "This is a method on the controller: " . $request->param('ID') . ', ' . $request->param('OtherID');
}
function legacymethod($request) {
return "\$this->urlParams can be used, for backward compatibility: " . $this->urlParams['ID'] . ', ' . $this->urlParams['OtherID'];
}
function virtualfile($request) {
return "This is the virtualfile method";
}
function TestForm() {
return new RequestHandlingTest_Form($this, "TestForm", new FieldSet(
new RequestHandlingTest_FormField("MyField")
), new FieldSet(
new FormAction("myAction")
));
}
}
/**
* Form for the test
*/
class RequestHandlingTest_Form extends Form {
static $url_handlers = array(
'fields/$FieldName' => 'handleField',
"POST " => "handleSubmission",
"GET " => "handleGet",
);
// These are a different case from those in url_handlers to confirm that it's all case-insensitive
static $allowed_actions = array(
'handlesubmission',
'handlefield',
'handleget',
);
function handleField($request) {
return $this->dataFieldByName($request->param('FieldName'));
}
function handleSubmission($request) {
return "Form posted";
}
function handleGet($request) {
return "Get request on form";
}
}
/**
* Form field for the test
*/
class RequestHandlingTest_FormField extends FormField {
static $url_handlers = array(
"POST " => "handleInPlaceEdit",
'' => 'handleField',
'$Action' => '$Action',
);
// These contain uppercase letters to test that allowed_actions doesn't need to be all lowercase
static $allowed_actions = array(
'TEST',
'handleField',
'handleInPLACEEDIT',
);
function test() {
return "Test method on $this->name";
}
function handleField() {
return "$this->name requested";
}
function handleInPlaceEdit($request) {
return "$this->name posted, update to " . $request->postVar($this->name);
}
}