/**
* Minify function. Returns a minified content, or writes it to a file if path is specified.
*
* @param null|string $file
* @return string|true
*/
public function compile($path = null)
{
// create a file from the given path, or a temproary resource of a max of 20 Mb
$this->res = $path ? new FileObject($path, 'w+') : new TempFileObject($this->options['tmp'] . '/' . StringUtils::randString(50));
// merge all resources in the minfier's resource
foreach ($this->resources as $handle) {
while (!$handle->eof()) {
$chunk = $handle->read(8192);
$this->res->write($chunk);
}
unset($handle);
$this->res->write("\n\n");
}
$this->res->rewind();
// return the minified text as a string or as a file
$string = null !== $path ? true : $this->res->read();
return $string;
}
/**
* @expectedException OutOfBoundsException
*/
public function testIterator()
{
$write = 'Ana are mere';
$this->delete()->open();
for ($i = 1; $i < 10; $i++) {
$this->assertEquals($this->file->writeLine($write . $i), fwrite($this->handle, $write . $i . "\n"));
}
$this->file->fileSeek(0);
fseek($this->handle, 0);
$this->assertEquals($this->file->tell(), ftell($this->handle));
$i = 0;
foreach ($this->file as $line) {
$this->assertEquals($this->file->key(), $i);
$i++;
}
$this->file->rewind();
fseek($this->handle, 0);
$this->assertEquals($this->file->tell(), ftell($this->handle));
$i = 0;
foreach ($this->file as $line) {
$linef = fgets($this->handle);
$this->assertEquals($line, preg_replace("/[\n\r]+\$/", '', $linef));
$this->assertEquals($this->file->key(), $i);
$i++;
}
$this->file->rewind();
$this->file->next();
fseek($this->handle, 0);
$this->assertEquals($this->file->__toString(), preg_replace("/[\n\r]+\$/", '', fgets($this->handle)));
$this->file->rewind();
$this->file->seek(3);
$this->assertEquals($this->file->current(), $write . '3');
$this->file->seek(1000);
$this->assertEquals($this->getExpectedException()->getMessage(), 'Could not jump to line 1000. Number of file lines is 9.');
$this->close();
}
