$t->diag('Initialization');
 $b = new sfWebBrowser(array(), $adapter);
 $t->is($b->getUserAgent(), '', 'a new browser has an empty user agent');
 $t->is($b->getResponseText(), '', 'a new browser has an empty response');
 $t->is($b->getResponseCode(), '', 'a new browser has an empty response code');
 $t->is($b->getResponseHeaders(), array(), 'a new browser has empty reponse headers');
 /*******************/
 /* Utility methods */
 /*******************/
 $t->diag('Utility methods');
 $b = new sfWebBrowser(array(), $adapter);
 $t->is($b->setUserAgent('foo bar')->getUserAgent(), 'foo bar', 'setUserAgent() sets the user agent');
 $t->is($b->setResponseText('foo bar')->getResponseText(), 'foo bar', 'setResponseText() extracts the response');
 $t->is($b->setResponseCode('foo 123 bar')->getResponseCode(), '123', 'setResponseCode() extracts the three-digits code');
 $t->is($b->setResponseCode('foo 12 bar')->getResponseCode(), '', 'setResponseCode() fails silently when response status is incorrect');
 $t->is_deeply($b->setResponseHeaders(array('HTTP1.1 200 OK', 'foo: bar', 'bar: baz'))->getResponseHeaders(), array('Foo' => 'bar', 'Bar' => 'baz'), 'setResponseHeaders() extracts the headers array');
 $t->is_deeply($b->setResponseHeaders(array('ETag: "535a8-9fb-44ff4a13"', 'WWW-Authenticate: Basic realm="Myself"'))->getResponseHeaders(), array('ETag' => '"535a8-9fb-44ff4a13"', 'WWW-Authenticate' => 'Basic realm="Myself"'), 'setResponseHeaders() extracts the headers array and accepts response headers with several uppercase characters');
 $t->is_deeply($b->setResponseHeaders(array('HTTP1.1 200 OK', 'foo: bar', 'bar:baz', 'baz:bar'))->getResponseHeaders(), array('Foo' => 'bar'), 'setResponseHeaders() ignores malformed headers');
 /**************/
 /* Exceptions */
 /**************/
 $t->diag('Exceptions');
 $b = new sfWebBrowser(array(), $adapter);
 try {
     $b->get('htp://askeet');
     $t->fail('get() throws an exception when passed an uri which is neither http nor https');
 } catch (Exception $e) {
     $t->pass('get() throws an exception when passed an uri which is neither http nor https');
 }
 /**********************/
 /* Simple GET request */