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libphutil/scripts/test/progress_bar.php
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progress_bar.php
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#!/usr/bin/env php
<?php
require_once dirname(__FILE__).'/../__init_script__.php';
$args = new PhutilArgumentParser($argv);
$args->parseStandardArguments();
echo pht(
"PROGRESS BAR TEST SCRIPT\n\n".
"This script is a test script for `%s`. It will draw some progress bars, ".
"and generally allow you to test bar behaviors and changes.",
'PhutilConsoleProgressBar');
echo "\n\n";
echo pht(
"GENERAL NOTES\n\n".
" - When run as `%s`, no progress bars should be shown ".
"(stderr is not a tty).\n".
" - When run in a narrow terminal, the bar should resize automatically ".
"to fit the terminal.\n".
" - When run with `%s`, the bar should not be drawn.\n",
'php -f progress_bar.php 2>&1 | more',
'--trace');
echo "\n\n";
echo pht('STANDARD PROGRESS BAR')."\n";
$n = 80;
$bar = id(new PhutilConsoleProgressBar())
->setTotal($n);
for ($ii = 0; $ii < $n; $ii++) {
$bar->update(1);
usleep(10000);
}
$bar->done();
echo "\n".pht(
"INTERRUPTED PROGRESS BAR\n".
"This bar will be interrupted by an exception.\n".
"It should clean itself up.")."\n";
try {
run_interrupt_bar();
} catch (Exception $ex) {
echo pht('Caught exception!')."\n";
}
echo "\n".pht(
"RESIZING BARS\n".
"If you resize the window while a progress bars draws, it should more or ".
"less detect the change.");
$n = 1024;
$bar = id(new PhutilConsoleProgressBar())
->setTotal($n);
for ($ii = 0; $ii < $n; $ii++) {
$bar->update(1);
usleep(10000);
}
$bar->done();
function run_interrupt_bar() {
$bar = id(new PhutilConsoleProgressBar())
->setTotal(100);
for ($ii = 0; $ii < 100; $ii++) {
if ($ii === 20) {
throw new Exception(pht('Boo!'));
}
$bar->update(1);
usleep(10000);
}
}
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