Kraken\_Unit\Filesystem\FilesystemTest::testApiCopyFile_ThrowsException_WhenModelThrowsException PHP Метод

    public function testApiCopyFile_ThrowsException_WhenModelThrowsException()
    {
        $from = 'from';
        $to = 'to';
        $expected = new Exception();
        $ex = null;
        $this->expect('copy', [$from, $to])->willThrow($expected);
        try {
            $this->fs->copyFile($from, $to);
        } catch (Exception $ex) {
        }
        $this->assertInstanceOf(WriteException::class, $ex);
        $this->assertSame($expected, $ex->getPrevious());
    }