/**
* @dataProvider formatBytesProvider()
* @depends NumberTest::parseBytes()
* @group inflector
*/
public function testFormatBytes($n, $si, $dp, $prefix, $symbol, $expected)
{
$this->assertSame($expected, String::formatBytes($n, $si, $dp, $prefix, $symbol));
}
/**
* Outputs the information in the correct format.
*
* @param bool $verbose Whether to output full information.
*
* @return string The benchmark data up to the current point.
*/
protected static function output($verbose = false)
{
# Choose comment string based on render context.
$ctx = RenderContext::get();
switch ($ctx->getLanguage()) {
case RenderContext::LANG_HTML:
case RenderContext::LANG_XHTML:
$prefix = '<!-- Benchmark:';
$postfix = '-->';
break;
case RenderContext::LANG_JS:
case RenderContext::LANG_CSS:
$prefix = '/*** Benchmark:';
$postfix = '***/';
break;
default:
throw new BenchmarkException('Unsupported render context.');
}
# Retrieve required data.
$a =& self::$data[0];
$b =& self::$data[count(self::$data) - 1];
# Calculate time differences.
$real = $b['time']['real'] - $a['time']['real'];
$user = $b['time']['user'] - $a['time']['user'];
$system = $b['time']['system'] - $a['time']['system'];
# Generate output.
$output = $prefix;
if ($verbose) {
$output .= PHP_EOL . ' ';
$output .= sprintf('Time: %.5fs real, %.5fs user, %.5fs system', $real, $user, $system);
if (isset($b['memory'])) {
$output .= PHP_EOL . ' ';
$output .= sprintf('Memory: %s current, %s peak', String::formatBytes($b['memory']['current'], false, null, 2), String::formatBytes($b['memory']['peak'], false, null, 2));
}
$output .= PHP_EOL . ' ';
$output .= sprintf('Queries: %d', $b['query']['count']);
if (isset($b['cache'])) {
$output .= PHP_EOL . ' ';
$output .= sprintf('Cache: %d hits, %d misses, %s used, %s available', $b['cache']['hits'], $b['cache']['misses'], String::formatBytes($b['cache']['memory_used'], false, null, 2), String::formatBytes($b['cache']['memory_limit'], false, null, 2));
}
$output .= ' ';
} else {
$output .= ' ';
$output .= sprintf('Time: %.5fs', $real);
$output .= '; ';
$output .= sprintf('Memory: %s', String::formatBytes($b['memory']['peak'], false, null, 2));
$output .= '; ';
$output .= sprintf('Queries: %d', $b['query']['count']);
$output .= ' ';
}
$output .= $postfix . PHP_EOL;
if (self::$print) {
echo $output;
}
return $output;
}
