PhutilTsprintfTestCase.php
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	<?php

	final class PhutilTsprintfTestCase extends PhutilTestCase {

	public function testTsprintf() {
	$this->assertEqual(
	'<NUL>',
	(string)tsprintf('%s', "\0"));

	$this->assertEqual(
	'<ESC>[31mred<ESC>[39m',
	(string)tsprintf('%s', "\x1B[31mred\x1B[39m"));

	$block = "1\r\n2\r3\n4";

	$this->assertEqual(
	'1<CR><LF>2<CR>3<LF>4',
	(string)tsprintf('%s', $block));
	$this->assertEqual(
	"1\r\n2<CR>3\n4",
	(string)tsprintf('%B', $block));
	}

	}