5 files changed, 629 insertions, 0 deletions
diff --git a/tests/autoname_test.php b/tests/autoname_test.php
new file mode 100755
index 000000000..9dae920ca
--- /dev/null
+++ b/tests/autoname_test.php
@@ -0,0 +1,73 @@
+<?php
+/**
+ * this file contains tests for the autoname function
+ * 
+ * @package test.util
+ */
+
+/** required, it is the file under test */
+require_once('include/text.php');
+
+/**
+ * TestCase for the autoname function
+ * 
+ * @author Alexander Kampmann
+ * @package test.util
+ */
+class AutonameTest extends PHPUnit_Framework_TestCase {
+	/**
+	 *autonames should be random, even length
+	 */
+	public function testAutonameEven() {
+		$autoname1=autoname(10);
+		$autoname2=autoname(10);
+	
+		$this->assertNotEquals($autoname1, $autoname2);
+	}
+	
+	/**
+	 *autonames should be random, odd length
+	 */
+	public function testAutonameOdd() {
+		$autoname1=autoname(9);
+		$autoname2=autoname(9);
+	
+		$this->assertNotEquals($autoname1, $autoname2);
+	}
+	
+	/**
+	 * try to fail autonames
+	 */
+	public function testAutonameNoLength() {
+		$autoname1=autoname(0);
+		$this->assertEquals(0, count($autoname1));
+	}
+	
+	/**
+	 * try to fail it with invalid input
+	 * 
+	 * TODO: What's corect behaviour here? An exception?
+	 */
+	public function testAutonameNegativeLength() {
+		$autoname1=autoname(-23);
+		$this->assertEquals(0, count($autoname1));
+	}
+	
+	// 	public function testAutonameMaxLength() {
+	// 		$autoname2=autoname(PHP_INT_MAX);
+	// 		$this->assertEquals(PHP_INT_MAX, count($autoname2));
+	// 	}
+	
+	/**
+	 * test with a length, that may be too short
+	 */
+	public function testAutonameLength1() {
+		$autoname1=autoname(1);
+		$this->assertEquals(1, count($autoname1));
+		
+		$autoname2=autoname(1);
+		$this->assertEquals(1, count($autoname2));
+		
+		$this->assertFalse($autoname1==$autoname2); 
+	}
+}
+\ No newline at end of file
diff --git a/tests/contains_attribute_test.php b/tests/contains_attribute_test.php
new file mode 100755
index 000000000..b0bb06acf
--- /dev/null
+++ b/tests/contains_attribute_test.php
@@ -0,0 +1,51 @@
+<?php
+/**
+ * this test tests the contains_attribute function
+ *
+ * @package test.util
+ */
+
+/** required, it is the file under test */
+require_once('include/text.php');
+
+/**
+ * TestCase for the contains_attribute function
+ *
+ * @author Alexander Kampmann
+ * @package test.util
+ */
+class ContainsAttributeTest extends PHPUnit_Framework_TestCase {
+	/**
+	 * test attribute contains
+	 */
+	public function testAttributeContains1() {
+		$testAttr="class1 notclass2 class3";
+		$this->assertTrue(attribute_contains($testAttr, "class3"));
+		$this->assertFalse(attribute_contains($testAttr, "class2"));
+	}
+	
+	/**
+	 * test attribute contains
+	 */
+	public function testAttributeContains2() {
+		$testAttr="class1 not-class2 class3";
+		$this->assertTrue(attribute_contains($testAttr, "class3"));
+		$this->assertFalse(attribute_contains($testAttr, "class2"));
+	}
+	
+	/**
+	 * test with empty input
+	 */
+	public function testAttributeContainsEmpty() {
+		$testAttr="";
+		$this->assertFalse(attribute_contains($testAttr, "class2"));
+	}
+	
+	/**
+	 * test input with special chars
+	 */
+	public function testAttributeContainsSpecialChars() {
+		$testAttr="--... %\$ä() /(=?}";
+		$this->assertFalse(attribute_contains($testAttr, "class2"));
+	}
+}
+\ No newline at end of file
diff --git a/tests/expand_acl_test.php b/tests/expand_acl_test.php
new file mode 100755
index 000000000..b516a3f14
--- /dev/null
+++ b/tests/expand_acl_test.php
@@ -0,0 +1,142 @@
+<?php
+/**
+ * this test tests the expand_acl function
+ *
+ * @package test.util
+ */
+
+/** required, it is the file under test */
+require_once('include/text.php');
+
+/**
+ * TestCase for the expand_acl function
+ *
+ * @author Alexander Kampmann
+ * @package test.util
+ */
+class ExpandAclTest extends PHPUnit_Framework_TestCase {
+	
+	/**
+	 * test expand_acl, perfect input
+	 */
+	public function testExpandAclNormal() {
+		$text='<1><2><3>';
+		$this->assertEquals(array(1, 2, 3), expand_acl($text));
+	}
+	
+	/**
+	 * test with a big number
+	 */
+	public function testExpandAclBigNumber() {
+		$text='<1><'.PHP_INT_MAX.'><15>';
+		$this->assertEquals(array(1, PHP_INT_MAX, 15), expand_acl($text));
+	}
+	
+	/**
+	 * test with a string in it. 
+	 * 
+	 * TODO: is this valid input? Otherwise: should there be an exception?
+	 */
+	public function testExpandAclString() {
+		$text="<1><279012><tt>"; 
+		$this->assertEquals(array(1, 279012, 'tt'), expand_acl($text));
+	}
+	
+	/**
+	 * test with a ' ' in it. 
+	 * 
+	 * TODO: is this valid input? Otherwise: should there be an exception?
+	 */
+	public function testExpandAclSpace() {
+		$text="<1><279 012><32>"; 
+		$this->assertEquals(array(1, "279 012", "32"), expand_acl($text));
+	}
+	
+	/**
+	 * test empty input
+	 */
+	public function testExpandAclEmpty() {
+		$text=""; 
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, no < at all
+	 * 
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclNoBrackets() {
+		$text="According to documentation, that's invalid. "; //should be invalid
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, just open <
+	 *
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclJustOneBracket1() {
+		$text="<Another invalid string"; //should be invalid
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, just close >
+	 *
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclJustOneBracket2() {
+		$text="Another invalid> string"; //should be invalid
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, just close >
+	 *
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclCloseOnly() {
+		$text="Another> invalid> string>"; //should be invalid
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, just open <
+	 *
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclOpenOnly() {
+		$text="<Another< invalid string<"; //should be invalid
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, open and close do not match
+	 *
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclNoMatching1() {
+		$text="<Another<> invalid <string>"; //should be invalid
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, open and close do not match
+	 *
+	 * TODO: should there be an exception?
+	 */
+	public function testExpandAclNoMatching2() {
+		$text="<1>2><3>";
+		$this->assertEquals(array(), expand_acl($text));
+	}
+	
+	/**
+	 * test invalid input, empty <>
+	 *
+	 * TODO: should there be an exception? Or array(1, 3)
+	 */
+	public function testExpandAclEmptyMatch() {
+		$text="<1><><3>";
+		$this->assertEquals(array(), expand_acl($text));
+	}
+}
+\ No newline at end of file
diff --git a/tests/get_tags_test.php b/tests/get_tags_test.php
new file mode 100644
index 000000000..9051923be
--- /dev/null
+++ b/tests/get_tags_test.php
@@ -0,0 +1,313 @@
+<?php
+/**
+ * This file contains the tests for get_tags and the tag handling in item.php
+ * 
+ * @package test.util
+ */
+
+/**
+ * required, because it contains the get_tags() function
+ */
+require_once 'include/text.php';
+/**
+ * required, because it contains the tag handling
+ */
+require_once 'mod/item.php';
+
+/**
+ * A class which can be used as replacement for an app if
+ * only get_baseurl is used. 
+ * 
+ * @author Alexander Kampmann
+ * @package test.util
+ */
+class MockApp {
+	function get_baseurl() {
+		return "baseurl"; 
+	}
+}; 
+
+/**
+ * the test should not rely on a database, 
+ * so this is a replacement for the database access method q. 
+ * 
+ * It simulates the user with uid 11 has one contact, named Mike Lastname. 
+ * 
+ * @param string $sql
+ */
+function q($sql) {
+	$result=array(array('id'=>15, 
+			'attag'=>'', 'network'=>'dfrn', 
+			'name'=>'Mike Lastname', 'alias'=>'Mike', 
+			'nick'=>'Mike', 'url'=>"http://justatest.de")); 
+	
+	$args=func_get_args(); 
+
+	//last parameter is always (in this test) uid, so, it should be 11
+	if($args[count($args)-1]!=11) {
+		return; 
+	}
+	
+	
+	if(3==count($args)) {
+		//first call in handle_body, id only
+		if($result[0]['id']==$args[1]) {
+			return $result; 
+		}
+		//second call in handle_body, name
+		if($result[0]['name']===$args[1]) {
+			return $result;
+		}
+	}
+	//third call in handle_body, nick or attag
+	if($result[0]['nick']===$args[2] || $result[0]['attag']===$args[1]) {
+		return $result;
+	}
+}
+
+/**
+ * replacement for dbesc. 
+ * I don't want to test dbesc here, so
+ * I just return the input. It won't be a problem, because 
+ * the test does not use a real database. 
+ * 
+ * DON'T USE HAT FUNCTION OUTSIDE A TEST!
+ * 
+ * @param string $str
+ * @return input
+ */
+function dbesc($str) {
+	return $str; 
+}
+
+/**
+ * TestCase for tag handling. 
+ * 
+ * @author alexander
+ * @package test.util
+ */
+class GetTagsTest extends PHPUnit_Framework_TestCase {
+	/** the mock to use as app */
+	private $a; 
+
+	/**
+	 * initialize the test. That's a phpUnit function, 
+	 * don't change its name.
+	 */
+	public function setUp() {
+		$this->a=new MockApp(); 
+	}
+
+	/**
+	 * test with one Person tag
+	 */
+	public function testGetTagsShortPerson() {
+		$text="hi @Mike";
+
+		$tags=get_tags($text);
+
+		$inform=''; 
+		$str_tags='';
+		foreach($tags as $tag) {
+			handle_tag($this->a, $text, $inform, $str_tags, 11, $tag);
+		}
+
+		//correct tags found?
+		$this->assertEquals(1, count($tags)); 
+		$this->assertTrue(in_array("@Mike", $tags));
+		
+		//correct output from handle_tag?
+		$this->assertEquals("cid:15", $inform); 
+		$this->assertEquals("@[url=http://justatest.de]Mike Lastname[/url]", $str_tags);
+		$this->assertEquals("hi @[url=http://justatest.de]Mike Lastname[/url]", $text);
+	}
+	
+	/**
+	 * test with one Person tag. 
+	 * There's a minor spelling mistake...
+	 */
+	public function testGetTagsShortPersonSpelling() {
+		$text="hi @Mike.because";
+	
+		$tags=get_tags($text);
+	
+		//correct tags found?
+		$this->assertEquals(1, count($tags));
+		$this->assertTrue(in_array("@Mike.because", $tags));
+		
+		$inform='';
+		$str_tags='';
+		handle_tag($this->a, $text, $inform, $str_tags, 11, $tags[0]);
+	
+		$this->assertEquals("cid:15", $inform); 
+		$this->assertEquals("@[url=http://justatest.de]Mike Lastname[/url]", $str_tags);
+		$this->assertEquals("hi @[url=http://justatest.de]Mike Lastname[/url].because", $text);
+	}
+	
+	/**
+	 * test with two Person tags. 
+	 * There's a minor spelling mistake...
+	 */
+	public function testGetTagsPerson2Spelling() {
+		$text="hi @Mike@campino@friendica.eu";
+	
+		$tags=get_tags($text);
+	
+		$this->assertEquals(2, count($tags)); 
+		$this->assertTrue(in_array("@Mike", $tags));
+		$this->assertTrue(in_array("@campino@friendica.eu", $tags));
+	}
+
+	/**
+	 * Test with one hash tag.
+	 */
+	public function testGetTagsShortTag() {
+		$text="This is a #test_case";
+
+		$tags=get_tags($text);
+
+		$this->assertEquals(1, count($tags));
+		$this->assertTrue(in_array("#test_case", $tags));
+	}
+
+	/**
+	 * test with a person and a hash tag
+	 */
+	public function testGetTagsShortTagAndPerson() {
+		$text="hi @Mike This is a #test_case";
+
+		$tags=get_tags($text);
+
+		$this->assertEquals(3, count($tags));
+		$this->assertTrue(in_array("@Mike", $tags));
+		$this->assertTrue(in_array("@Mike This", $tags));
+		$this->assertTrue(in_array("#test_case", $tags));
+
+		$inform='';
+		$str_tags='';
+		foreach($tags as $tag) {
+			handle_tag($this->a, $text, $inform, $str_tags, 11, $tag);
+		}
+		
+		$this->assertEquals("cid:15", $inform); 
+		$this->assertEquals("@[url=http://justatest.de]Mike Lastname[/url],#[url=baseurl/search?search=test%20case]test case[/url]", $str_tags);
+		$this->assertEquals("hi @[url=http://justatest.de]Mike Lastname[/url] This is a #[url=baseurl/search?search=test%20case]test case[/url]", $text); 
+		
+	}
+
+	/**
+	 * test with a person, a hash tag and some special chars.
+	 */
+	public function testGetTagsShortTagAndPersonSpecialChars() {
+		$text="hi @Mike, This is a #test_case.";
+
+		$tags=get_tags($text);
+
+		$this->assertEquals(2, count($tags));
+		$this->assertTrue(in_array("@Mike", $tags));
+		$this->assertTrue(in_array("#test_case", $tags));
+	}
+
+	/**
+	 * Test with a person tag and text behind it.
+	 */
+	public function testGetTagsPersonOnly() {
+		$text="@Test I saw the Theme Dev group was created.";
+
+		$tags=get_tags($text);
+
+		$this->assertEquals(2, count($tags));
+		$this->assertTrue(in_array("@Test I", $tags));
+		$this->assertTrue(in_array("@Test", $tags));
+	}
+
+	/**
+	 * this test demonstrates strange behaviour by intval. 
+	 * It makes the next test fail. 
+	 */
+	public function testIntval() {
+		$this->assertEquals(15, intval("15 it")); 
+	}
+	
+	/**
+	 * test a tag with an id in it
+	 */
+	public function testIdTag() {
+		$text="Test with @mike+15 id tag"; 
+		
+		$tags=get_tags($text); 
+		
+		$this->assertEquals(2, count($tags)); 
+		$this->assertTrue(in_array("@mike+15", $tags));
+		
+		//happens right now, but it shouldn't be necessary
+		$this->assertTrue(in_array("@mike+15 id", $tags));
+		
+		$inform='';
+		$str_tags='';
+		foreach($tags as $tag) {
+			handle_tag($this->a, $text, $inform, $str_tags, 11, $tag);
+		}
+		
+		$this->assertEquals("Test with @[url=http://justatest.de]Mike Lastname[/url] id tag", $text);
+		$this->assertEquals("@[url=http://justatest.de]Mike Lastname[/url]", $str_tags);
+		$this->assertEquals("cid:15", $inform);
+	}
+	
+	/**
+	 * test with two persons and one special tag.
+	 */
+	public function testGetTags2Persons1TagSpecialChars() {
+		$text="hi @Mike, I'm just writing #test_cases, so"
+		." so @somebody@friendica.com may change #things.";
+
+		$tags=get_tags($text);
+
+		$this->assertEquals(5, count($tags));
+		$this->assertTrue(in_array("@Mike", $tags));
+		$this->assertTrue(in_array("#test_cases", $tags));
+		$this->assertTrue(in_array("@somebody@friendica.com", $tags));
+		$this->assertTrue(in_array("@somebody@friendica.com may", $tags));
+		$this->assertTrue(in_array("#things", $tags));
+	}
+
+	/**
+	 * test with a long text.
+	 */
+	public function testGetTags() {
+		$text="hi @Mike, I'm just writing #test_cases, "
+		." so @somebody@friendica.com may change #things. Of course I "
+		."look for a lot of #pitfalls, like #tags at the end of a sentence "
+		."@comment. I hope noone forgets about @fullstops.because that might"
+		." break #things. @Mike@campino@friendica.eu is also #nice, isn't it? "
+		."Now, add a @first_last tag. ";
+		
+		$tags=get_tags($text);
+
+		$this->assertTrue(in_array("@Mike", $tags));
+		$this->assertTrue(in_array("#test_cases", $tags));
+		$this->assertTrue(in_array("@somebody@friendica.com", $tags));
+		$this->assertTrue(in_array("#things", $tags));
+		$this->assertTrue(in_array("#pitfalls", $tags));
+		$this->assertTrue(in_array("#tags", $tags));
+		$this->assertTrue(in_array("@comment", $tags));
+		$this->assertTrue(in_array("@fullstops.because", $tags));
+		$this->assertTrue(in_array("#things", $tags));
+		$this->assertTrue(in_array("@Mike", $tags));
+		$this->assertTrue(in_array("#nice", $tags));
+		$this->assertTrue(in_array("@first_last", $tags));
+		
+		//right now, none of the is matched
+		$this->assertFalse(in_array("@Mike@campino@friendica.eu", $tags));
+		$this->assertTrue(in_array("@campino@friendica.eu", $tags));
+		$this->assertTrue(in_array("@campino@friendica.eu is", $tags));
+	}
+
+	/**
+	 * test with an empty string
+	 */
+	public function testGetTagsEmpty() {
+		$tags=get_tags("");
+		$this->assertEquals(0, count($tags));
+	}
+}
+\ No newline at end of file
diff --git a/tests/xss_filter_test.php b/tests/xss_filter_test.php
new file mode 100644
index 000000000..d7dcf0472
--- /dev/null
+++ b/tests/xss_filter_test.php
@@ -0,0 +1,50 @@
+<?php
+/**
+ * tests several functions which are used to prevent xss attacks
+ * 
+ * @package test.util
+ */
+
+require_once('include/text.php');
+
+class AntiXSSTest extends PHPUnit_Framework_TestCase {
+
+	/**
+	 * test, that tags are escaped
+	 */
+	public function testEscapeTags() {
+		$invalidstring='<submit type="button" onclick="alert(\'failed!\');" />';
+
+		$validstring=notags($invalidstring);
+		$escapedString=escape_tags($invalidstring);
+
+		$this->assertEquals('[submit type="button" onclick="alert(\'failed!\');" /]', $validstring);
+		$this->assertEquals("&lt;submit type=&quot;button&quot; onclick=&quot;alert('failed!');&quot; /&gt;", $escapedString);
+	}
+
+	/**
+	 *xmlify and unxmlify
+	 */
+	public function testXmlify() {
+		$text="<tag>I want to break\n this!11!<?hard?></tag>";
+		$xml=xmlify($text); //test whether it actually may be part of a xml document
+		$retext=unxmlify($text);
+
+		$this->assertEquals($text, $retext);
+	}
+
+	/**
+	 * test hex2bin and reverse
+	 */
+	public function testHex2Bin() {
+		$this->assertEquals(-3, hex2bin(bin2hex(-3)));
+		$this->assertEquals(0, hex2bin(bin2hex(0)));
+		$this->assertEquals(12, hex2bin(bin2hex(12)));
+		$this->assertEquals(PHP_INT_MAX, hex2bin(bin2hex(PHP_INT_MAX)));
+	}
+
+	//function qp, quick and dirty??
+	//get_mentions
+	//get_contact_block, bis Zeile 538
+}
+?>