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libphutil/src/filesystem/__tests__/PhutilDeferredLogTestCase.php
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PhutilDeferredLogTestCase.php
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<?php
final class PhutilDeferredLogTestCase extends PhutilTestCase {
public function testLogging() {
$this->checkLog(
"derp\n",
'derp',
array());
$this->checkLog(
"[20 Aug 1984] alincoln\n",
'[%T] %u',
array(
'T' => '20 Aug 1984',
'u' => 'alincoln',
));
$this->checkLog(
"%%%%%\n",
'%%%%%%%%%%',
array(
'%' => '%',
));
$this->checkLog(
"\\000\\001\\002\n",
'%a%b%c',
array(
'a' => chr(0),
'b' => chr(1),
'c' => chr(2),
));
$this->checkLog(
"Download: 100%\n",
'Download: %C',
array(
'C' => '100%',
));
$this->checkLog(
"- bee -\n",
'%a %b %c',
array(
'b' => 'bee',
));
$this->checkLog(
"\\\\\n",
'%b',
array(
'b' => '\\',
));
$this->checkLog(
"a\t\\t\n",
"%a\t%b",
array(
'a' => 'a',
'b' => "\t",
));
$this->checkLog(
"\1ab\n",
"\1a%a",
array(
'a' => 'b',
));
$this->checkLog(
"a % xb\n",
'%a %% x%b',
array(
'a' => 'a',
'b' => 'b',
));
}
public function testLogWriteFailure() {
$caught = null;
try {
if (phutil_is_hiphop_runtime()) {
// In HipHop exceptions thrown in destructors are not normally
// catchable, so call __destruct() explicitly.
$log = new PhutilDeferredLog('/derp/derp/derp/derp/derp', 'derp');
$log->__destruct();
} else {
new PhutilDeferredLog('/derp/derp/derp/derp/derp', 'derp');
}
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof Exception);
}
public function testManyWriters() {
$root = phutil_get_library_root('phutil').'/../';
$bin = $root.'scripts/test/deferred_log.php';
$n_writers = 3;
$n_lines = 8;
$tmp = new TempFile();
$futures = array();
for ($ii = 0; $ii < $n_writers; $ii++) {
$futures[] = new ExecFuture('%s %d %s', $bin, $n_lines, (string)$tmp);
}
Futures($futures)->resolveAll();
$this->assertEqual(
str_repeat("abcdefghijklmnopqrstuvwxyz\n", $n_writers * $n_lines),
Filesystem::readFile($tmp));
}
public function testNoWrite() {
$tmp = new TempFile();
$log = new PhutilDeferredLog($tmp, 'xyz');
$log->setFile(null);
unset($log);
$this->assertEqual('', Filesystem::readFile($tmp), 'No Write');
}
public function testDoubleWrite() {
$tmp = new TempFile();
$log = new PhutilDeferredLog($tmp, 'xyz');
$log->write();
$log->write();
unset($log);
$this->assertEqual("xyz\n", Filesystem::readFile($tmp), 'Double Write');
}
public function testSetAfterWrite() {
$tmp1 = new TempFile();
$tmp2 = new TempFile();
$log = new PhutilDeferredLog($tmp1, 'xyz');
$log->write();
$caught = null;
try {
$log->setFile($tmp2);
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof Exception, 'Set After Write');
}
private function checkLog($expect, $format, $data) {
$tmp = new TempFile();
$log = new PhutilDeferredLog($tmp, $format);
$log->setData($data);
unset($log);
$this->assertEqual($expect, Filesystem::readFile($tmp), $format);
}
}
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