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libphutil/src/xsprintf/__tests__/PhutilCsprintfTestCase.php
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PhutilCsprintfTestCase.php
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<?php
final class PhutilCsprintfTestCase extends PhutilTestCase {
public function testCommandReadableEscapes() {
// For arguments comprised of only characters which are safe in any context,
// %R this should avoid adding quotes.
$this->assertEqual('ab', (string)csprintf('%R', 'ab'));
// For arguments which have any characters which are not safe in some
// context, %R should apply standard escaping.
$this->assertFalse('a b' === (string)csprintf('%R', 'a b'));
}
public function testPasswords() {
// Normal "%s" doesn't do anything special.
$command = csprintf('echo %s', 'hunter2trustno1');
$this->assertTrue(strpos($command, 'hunter2trustno1') !== false);
// "%P" takes a PhutilOpaqueEnvelope.
$caught = null;
try {
csprintf('echo %P', 'hunter2trustno1');
} catch (Exception $ex) {
$caught = $ex;
}
$this->assertTrue($caught instanceof InvalidArgumentException);
// "%P" masks the provided value.
$command = csprintf('echo %P', new PhutilOpaqueEnvelope('hunter2trustno1'));
$this->assertFalse(strpos($command, 'hunter2trustno1'));
// Executing the command works as expected.
list($out) = execx('%C', $command);
$this->assertTrue(strpos($out, 'hunter2trustno1') !== false);
}
public function testEscapingIsRobust() {
if (phutil_is_windows()) {
$this->assertSkipped("This test doesn't work on Windows.");
}
// Escaping should be robust even when used to escape commands which take
// other commands.
list($out) = execx(
'sh -c %s',
csprintf(
'sh -c %s',
csprintf(
'sh -c %s',
csprintf(
'echo %P',
new PhutilOpaqueEnvelope('!@#$%^&*()')))));
$this->assertTrue(strpos($out, '!@#$%^&*()') !== false);
}
}
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