public function testStopsCopyToSteamWhenReadFailsWithMaxLen()
{
$s1 = Stream::factory('foobaz');
$s1 = FnStream::decorate($s1, ['read' => function () {
return '';
}]);
$s2 = Stream::factory('');
Utils::copyToStream($s1, $s2, 10);
$this->assertEquals('', (string) $s2);
}
public function testDecoratesWithCustomizations()
{
$called = false;
$a = Stream::factory('foo');
$b = FnStream::decorate($a, ['read' => function ($len) use(&$called, $a) {
$called = true;
return $a->read($len);
}]);
$this->assertEquals('foo', $b->read(3));
$this->assertTrue($called);
}
/**
* @expectedException \InvalidArgumentException
* @expectedExceptionMessage Buffer must be readable and writable
*/
public function testValidatesWritableBuffer()
{
new AsyncReadStream(FnStream::decorate(Stream::factory(), ['isWritable' => function () {
return false;
}]));
}
public function testRetriesWhenBodyCanBeRewound()
{
$callHandler = $called = false;
$res = CurlFactory::createResponse(function () use(&$callHandler) {
$callHandler = true;
return ['status' => 200];
}, ['body' => FnStream::decorate(Stream::factory('test'), ['seek' => function () use(&$called) {
$called = true;
return true;
}])], [], [], null);
$this->assertTrue($callHandler);
$this->assertTrue($called);
$this->assertEquals('200', $res['status']);
}
