示例#1
0
 public function testExceedingHighwaterMarkReturnsFalseButStillBuffers()
 {
     $b = new BufferStream(5);
     $this->assertEquals(3, $b->write('hi '));
     $this->assertFalse($b->write('hello'));
     $this->assertEquals('hi hello', (string) $b);
     $this->assertEquals(4, $b->write('test'));
 }
示例#2
0
 public function testBeginsDroppingWhenSizeExceeded()
 {
     $stream = new BufferStream();
     $drop = new DroppingStream($stream, 5);
     $this->assertEquals(3, $drop->write('hel'));
     $this->assertEquals(2, $drop->write('lo'));
     $this->assertEquals(5, $drop->getSize());
     $this->assertEquals('hello', $drop->read(5));
     $this->assertEquals(0, $drop->getSize());
     $drop->write('12345678910');
     $this->assertEquals(5, $stream->getSize());
     $this->assertEquals(5, $drop->getSize());
     $this->assertEquals('12345', (string) $drop);
     $this->assertEquals(0, $drop->getSize());
     $drop->write('hello');
     $this->assertSame(0, $drop->write('test'));
 }
示例#3
0
 private function pump($length)
 {
     if ($this->source) {
         do {
             $data = call_user_func($this->source, $length);
             if ($data === false || $data === null) {
                 $this->source = null;
                 return;
             }
             $this->buffer->write($data);
             $length -= strlen($data);
         } while ($length > 0);
     }
 }