From 60bd1edcb5e5992e6e693d0f68db47e678f7d54a Mon Sep 17 00:00:00 2001
From: Nils Adermann <naderman@naderman.de>
Date: Wed, 10 Mar 2010 16:24:19 +0100
Subject: [develop-olympus] Backported 3.1 unit tests to 3.0.

Start adding unit tests for bugs you fix! Tests for anything are
welcome really. We have to work on these a lot.
---
 tests/utf/utf8_wordwrap_test.php | 84 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 tests/utf/utf8_wordwrap_test.php

(limited to 'tests/utf/utf8_wordwrap_test.php')

diff --git a/tests/utf/utf8_wordwrap_test.php b/tests/utf/utf8_wordwrap_test.php
new file mode 100644
index 0000000000..ef1165a897
--- /dev/null
+++ b/tests/utf/utf8_wordwrap_test.php
@@ -0,0 +1,84 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2008 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+require_once 'test_framework/framework.php';
+require_once '../phpBB/includes/utf/utf_tools.php';
+
+class phpbb_utf_utf8_wordwrap_test extends phpbb_test_case
+{
+	public function test_utf8_wordwrap_ascii()
+	{
+		// if the input is all ascii it should work exactly like php's wordwrap
+
+		$text = 'The quick brown fox jumped over the lazy dog.';
+
+		$php_wordwrap = wordwrap($text, 20);
+		$phpbb_utf8_wordwrap = utf8_wordwrap($text, 20);
+		$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, "Checking ASCII standard behaviour with length 20");
+
+		$php_wordwrap = wordwrap($text, 30, "<br />\n");
+		$phpbb_utf8_wordwrap = utf8_wordwrap($text, 30, "<br />\n");
+		$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, "Checking ASCII special break string with length 30");
+
+		$text = 'A very long woooooooooooord.';
+
+		$php_wordwrap = wordwrap($text, 8, "\n");
+		$phpbb_utf8_wordwrap = utf8_wordwrap($text, 8, "\n");
+		$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, 'Checking ASCII not cutting long words');
+
+		$php_wordwrap = wordwrap($text, 8, "\n", true);
+		$phpbb_utf8_wordwrap = utf8_wordwrap($text, 8, "\n", true);
+		$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, 'Checking ASCII cutting long words');
+	}
+
+	/**
+	* Helper function that generates meaningless greek text
+	*/
+	private function turn_into_greek($string)
+	{
+		$greek_chars = array("\xCE\x90", "\xCE\x91", "\xCE\x92", "\xCE\x93", "\xCE\x94", "\xCE\x95", "\xCE\x96", "\xCE\x97", "\xCE\x98", "\xCE\x99");
+
+		$greek = '';
+		for ($i = 0, $n = strlen($string); $i < $n; $i++)
+		{
+			// replace each number with the character from the array
+			if (ctype_digit($string[$i]))
+			{
+				$greek .= $greek_chars[(int) $string[$i]];
+			}
+			else
+			{
+				$greek .= $string[$i];
+			}
+		}
+
+		return $greek;
+	}
+
+	public function test_utf8_wordwrap_utf8()
+	{
+		$text = "0123456 0123 012345 01234";
+		$greek = $this->turn_into_greek($text);
+
+		$expected = $this->turn_into_greek(wordwrap($text, 10));
+		$phpbb_utf8_wordwrap = utf8_wordwrap($greek, 10);
+		$this->assertEquals($expected, $phpbb_utf8_wordwrap, 'Checking UTF-8 standard behaviour with length 10');
+	}
+
+	public function test_utf8_wordwrap_utf8_cut()
+	{
+		$text = "0123456 0123 012345 01234";
+		$greek = $this->turn_into_greek($text);
+
+		$expected = $this->turn_into_greek(wordwrap($text, 5, "\n", true));
+		$phpbb_utf8_wordwrap = utf8_wordwrap($greek, 5, "\n", true);
+		$this->assertEquals($expected, $phpbb_utf8_wordwrap, 'Checking UTF-8 cutting long words');
+	}
+}
+
-- 
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