tests: fixes for PHP 7.4

Author: dg

tests/Http/SessionSection.basic.phpt

@@ -39,4 +39,4 @@ unset($namespace['a'], $namespace->p, $namespace->o, $namespace->undef);
 
 
 
-Assert::same('', http_build_query($namespace->getIterator()));
+Assert::same('', http_build_query(iterator_to_array($namespace->getIterator())));

tests/Http/SessionSection.remove.phpt

@@ -20,10 +20,12 @@ $namespace->a = 'apple';
 $namespace->p = 'papaya';
 $namespace['c'] = 'cherry';
 
+dump($namespace);
+
 $namespace = $session->getSection('three');
-Assert::same('a=apple&p=papaya&c=cherry', http_build_query($namespace->getIterator()));
+Assert::same('a=apple&p=papaya&c=cherry', http_build_query(iterator_to_array($namespace->getIterator())));
 
 
 // removing
 $namespace->remove();
-Assert::same('', http_build_query($namespace->getIterator()));
+Assert::same('', http_build_query(iterator_to_array($namespace->getIterator())));

tests/Http/SessionSection.removeExpiration().phpt

@@ -26,4 +26,4 @@ sleep(3);
 $session->start();
 
 $section = $session->getSection('expireRemove');
-Assert::same('a=apple&b=banana', http_build_query($section->getIterator()));
+Assert::same('a=apple&b=banana', http_build_query(iterator_to_array($section->getIterator())));

tests/Http/SessionSection.setExpiration().phpt

@@ -29,7 +29,7 @@ test(function () use ($session) { // try to expire whole namespace
 	$session->start();
 
 	$namespace = $session->getSection('expire');
-	Assert::same('', http_build_query($namespace->getIterator()));
+	Assert::same('', http_build_query(iterator_to_array($namespace->getIterator())));
 });
 
 
@@ -44,7 +44,7 @@ test(function () use ($session) { // try to expire only 1 of the keys
 	$session->start();
 
 	$namespace = $session->getSection('expireSingle');
-	Assert::same('p=plum', http_build_query($namespace->getIterator()));
+	Assert::same('p=plum', http_build_query(iterator_to_array($namespace->getIterator())));
 });
 
 

tests/Http/SessionSection.undefined.phpt

@@ -18,4 +18,4 @@ $session = new Session(new Nette\Http\Request(new Nette\Http\UrlScript), new Net
 $namespace = $session->getSection('one');
 Assert::false(isset($namespace->undefined));
 Assert::null($namespace->undefined); // Getting value of non-existent key
-Assert::same('', http_build_query($namespace->getIterator()));
+Assert::same('', http_build_query(iterator_to_array($namespace->getIterator())));