gnu-social/vendor/masterminds/html5/test/HTML5/Parser/TokenizerTest.php

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<?php
namespace Masterminds\HTML5\Tests\Parser;
use Masterminds\HTML5\Parser\UTF8Utils;
use Masterminds\HTML5\Parser\Scanner;
use Masterminds\HTML5\Parser\Tokenizer;
class TokenizerTest extends \Masterminds\HTML5\Tests\TestCase
{
// ================================================================
// Additional assertions.
// ================================================================
/**
* Tests that an event matches both the event type and the expected value.
*
* @param string $type
* Expected event type
* @param string $expects
* The value expected in $event['data'][0]
*/
public function assertEventEquals($type, $expects, $event)
{
$this->assertEquals($type, $event['name'], "Event $type for " . print_r($event, true));
if (is_array($expects)) {
$this->assertEquals($expects, $event['data'], "Event $type should equal " . print_r($expects, true) . ': ' . print_r($event, true));
} else {
$d = (is_array($event['data']) ? $event['data'][0] : null);
$this->assertEquals($expects, $d, "Event $type should equal $expects: " . print_r($event, true));
}
}
/**
* Assert that a given event is 'error'.
*/
public function assertEventError($event)
{
$this->assertEquals('error', $event['name'], 'Expected error for event: ' . print_r($event, true));
}
/**
* Asserts that all of the tests are good.
*
* This loops through a map of tests/expectations and runs a few assertions on each test.
*
* Checks:
* - depth (if depth is > 0)
* - event name
* - matches on event 0.
*/
protected function isAllGood($name, $depth, $tests, $debug = false)
{
foreach ($tests as $try => $expects) {
if ($debug) {
fprintf(STDOUT, "%s expects %s\n", $try, print_r($expects, true));
}
$e = $this->parse($try);
if ($depth > 0) {
$this->assertEquals($depth, $e->depth(), "Expected depth $depth for test $try." . print_r($e, true));
}
$this->assertEventEquals($name, $expects, $e->get(0));
}
}
// ================================================================
// Utility functions.
// ================================================================
public function testParse()
{
list($tok, $events) = $this->createTokenizer('');
$tok->parse();
$e1 = $events->get(0);
$this->assertEquals(1, $events->Depth());
$this->assertEquals('eof', $e1['name']);
}
public function testWhitespace()
{
$spaces = ' ';
list($tok, $events) = $this->createTokenizer($spaces);
$tok->parse();
$this->assertEquals(2, $events->depth());
$e1 = $events->get(0);
$this->assertEquals('text', $e1['name']);
$this->assertEquals($spaces, $e1['data'][0]);
}
public function testCharacterReference()
{
$good = array(
'&amp;' => '&',
'&#x0003c;' => '<',
'&#38;' => '&',
'&' => '&',
);
$this->isAllGood('text', 2, $good);
// Test with broken charref
$str = '&foo';
$events = $this->parse($str);
$e1 = $events->get(0);
$this->assertEquals('error', $e1['name']);
$str = '&#xfoo';
$events = $this->parse($str);
$e1 = $events->get(0);
$this->assertEquals('error', $e1['name']);
$str = '&#foo';
$events = $this->parse($str);
$e1 = $events->get(0);
$this->assertEquals('error', $e1['name']);
// FIXME: Once the text processor is done, need to verify that the
// tokens are transformed correctly into text.
}
public function testBogusComment()
{
$bogus = array(
'</+this is a bogus comment. +>',
'<!+this is a bogus comment. !>',
'<!D OCTYPE foo bar>',
'<!DOCTYEP foo bar>',
'<![CADATA[ TEST ]]>',
'<![CDATA Hello ]]>',
'<![CDATA[ Hello [[>',
'<!CDATA[[ test ]]>',
'<![CDATA[',
'<![CDATA[hellooooo hello',
'<? Hello World ?>',
'<? Hello World',
);
foreach ($bogus as $str) {
$events = $this->parse($str);
$this->assertEventError($events->get(0));
$this->assertEventEquals('comment', $str, $events->get(1));
}
}
public function testEndTag()
{
$succeed = array(
'</a>' => 'a',
'</test>' => 'test',
'</test
>' => 'test',
'</thisIsTheTagThatDoesntEndItJustGoesOnAndOnMyFriend>' => 'thisisthetagthatdoesntenditjustgoesonandonmyfriend',
// See 8.2.4.10, which requires this and does not say error.
'</a<b>' => 'a<b',
);
$this->isAllGood('endTag', 2, $succeed);
// Recoverable failures
$fail = array(
'</a class="monkey">' => 'a',
'</a <b>' => 'a',
'</a <b <c>' => 'a',
'</a is the loneliest letter>' => 'a',
'</a' => 'a',
);
foreach ($fail as $test => $result) {
$events = $this->parse($test);
$this->assertEquals(3, $events->depth());
// Should have triggered an error.
$this->assertEventError($events->get(0));
// Should have tried to parse anyway.
$this->assertEventEquals('endTag', $result, $events->get(1));
}
// BogoComments
$comments = array(
'</>' => '</>',
'</ >' => '</ >',
'</ a>' => '</ a>',
);
foreach ($comments as $test => $result) {
$events = $this->parse($test);
$this->assertEquals(3, $events->depth());
// Should have triggered an error.
$this->assertEventError($events->get(0));
// Should have tried to parse anyway.
$this->assertEventEquals('comment', $result, $events->get(1));
}
}
public function testComment()
{
$good = array(
'<!--easy-->' => 'easy',
'<!-- 1 > 0 -->' => ' 1 > 0 ',
'<!-- --$i -->' => ' --$i ',
'<!----$i-->' => '--$i',
"<!--\nHello World.\na-->" => "\nHello World.\na",
'<!-- <!-- -->' => ' <!-- ',
);
foreach ($good as $test => $expected) {
$events = $this->parse($test);
$this->assertEventEquals('comment', $expected, $events->get(0));
}
$fail = array(
'<!-->' => '',
'<!--Hello' => 'Hello',
"<!--\0Hello" => UTF8Utils::FFFD . 'Hello',
'<!--' => '',
);
foreach ($fail as $test => $expected) {
$events = $this->parse($test);
$this->assertEquals(3, $events->depth());
$this->assertEventError($events->get(0));
$this->assertEventEquals('comment', $expected, $events->get(1));
}
}
public function testCDATASection()
{
$good = array(
'<![CDATA[ This is a test. ]]>' => ' This is a test. ',
'<![CDATA[CDATA]]>' => 'CDATA',
'<![CDATA[ ]] > ]]>' => ' ]] > ',
'<![CDATA[ ]]>' => ' ',
);
$this->isAllGood('cdata', 2, $good);
}
public function testDoctype()
{
$good = array(
'<!DOCTYPE html>' => array(
'html',
0,
null,
false,
),
'<!doctype html>' => array(
'html',
0,
null,
false,
),
'<!DocType html>' => array(
'html',
0,
null,
false,
),
"<!DOCTYPE\nhtml>" => array(
'html',
0,
null,
false,
),
"<!DOCTYPE\fhtml>" => array(
'html',
0,
null,
false,
),
'<!DOCTYPE html PUBLIC "foo bar">' => array(
'html',
EventStack::DOCTYPE_PUBLIC,
'foo bar',
false,
),
"<!DOCTYPE html PUBLIC 'foo bar'>" => array(
'html',
EventStack::DOCTYPE_PUBLIC,
'foo bar',
false,
),
'<!DOCTYPE html PUBLIC "foo bar" >' => array(
'html',
EventStack::DOCTYPE_PUBLIC,
'foo bar',
false,
),
"<!DOCTYPE html \nPUBLIC\n'foo bar'>" => array(
'html',
EventStack::DOCTYPE_PUBLIC,
'foo bar',
false,
),
'<!DOCTYPE html SYSTEM "foo bar">' => array(
'html',
EventStack::DOCTYPE_SYSTEM,
'foo bar',
false,
),
"<!DOCTYPE html SYSTEM 'foo bar'>" => array(
'html',
EventStack::DOCTYPE_SYSTEM,
'foo bar',
false,
),
'<!DOCTYPE html SYSTEM "foo/bar" >' => array(
'html',
EventStack::DOCTYPE_SYSTEM,
'foo/bar',
false,
),
"<!DOCTYPE html \nSYSTEM\n'foo bar'>" => array(
'html',
EventStack::DOCTYPE_SYSTEM,
'foo bar',
false,
),
);
$this->isAllGood('doctype', 2, $good);
$bad = array(
'<!DOCTYPE>' => array(
null,
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE >' => array(
null,
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo PUB' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo PUB>' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo PUB "Looks good">' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo SYSTME "Looks good"' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
// Can't tell whether these are ids or ID types, since the context is chopped.
'<!DOCTYPE foo PUBLIC' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo PUBLIC>' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo SYSTEM' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE foo SYSTEM>' => array(
'foo',
EventStack::DOCTYPE_NONE,
null,
true,
),
'<!DOCTYPE html SYSTEM "foo bar"' => array(
'html',
EventStack::DOCTYPE_SYSTEM,
'foo bar',
true,
),
'<!DOCTYPE html SYSTEM "foo bar" more stuff>' => array(
'html',
EventStack::DOCTYPE_SYSTEM,
'foo bar',
true,
),
);
foreach ($bad as $test => $expects) {
$events = $this->parse($test);
// fprintf(STDOUT, $test . PHP_EOL);
$this->assertEquals(3, $events->depth(), "Counting events for '$test': " . print_r($events, true));
$this->assertEventError($events->get(0));
$this->assertEventEquals('doctype', $expects, $events->get(1));
}
}
public function testProcessorInstruction()
{
$good = array(
'<?hph ?>' => 'hph',
'<?hph echo "Hello World"; ?>' => array(
'hph',
'echo "Hello World"; ',
),
"<?hph \necho 'Hello World';\n?>" => array(
'hph',
"echo 'Hello World';\n",
),
);
$this->isAllGood('pi', 2, $good);
}
/**
* This tests just simple tags.
*/
public function testSimpleTags()
{
$open = array(
'<foo>' => 'foo',
'<FOO>' => 'foo',
'<fOO>' => 'foo',
'<foo >' => 'foo',
"<foo\n\n\n\n>" => 'foo',
'<foo:bar>' => 'foo:bar',
);
$this->isAllGood('startTag', 2, $open);
$selfClose = array(
'<foo/>' => 'foo',
'<FOO/>' => 'foo',
'<foo />' => 'foo',
"<foo\n\n\n\n/>" => 'foo',
'<foo:bar/>' => 'foo:bar',
);
foreach ($selfClose as $test => $expects) {
$events = $this->parse($test);
$this->assertEquals(2, $events->depth(), "Counting events for '$test'" . print_r($events, true));
$this->assertEventEquals('startTag', $expects, $events->get(0));
$event = $events->get(0);
$this->assertTrue($event['data'][2]);
}
$bad = array(
'<foo' => 'foo',
'<foo ' => 'foo',
'<foo/' => 'foo',
'<foo /' => 'foo',
);
foreach ($bad as $test => $expects) {
$events = $this->parse($test);
$this->assertEquals(3, $events->depth(), "Counting events for '$test': " . print_r($events, true));
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', $expects, $events->get(1));
}
}
public function testTagsWithAttributeAndMissingName()
{
$cases = array(
'<id="top_featured">' => 'id',
'<color="white">' => 'color',
"<class='neaktivni_stranka'>" => 'class',
'<bgcolor="white">' => 'bgcolor',
'<class="nom">' => 'class',
);
foreach ($cases as $html => $expected) {
$events = $this->parse($html);
$this->assertEventError($events->get(0));
$this->assertEventError($events->get(1));
$this->assertEventError($events->get(2));
$this->assertEventEquals('startTag', $expected, $events->get(3));
$this->assertEventEquals('eof', null, $events->get(4));
}
}
public function testTagNotClosedAfterTagName()
{
$cases = array(
'<noscript<img>' => array(
'noscript',
'img',
),
'<center<a>' => array(
'center',
'a',
),
'<br<br>' => array(
'br',
'br',
),
);
foreach ($cases as $html => $expected) {
$events = $this->parse($html);
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', $expected[0], $events->get(1));
$this->assertEventEquals('startTag', $expected[1], $events->get(2));
$this->assertEventEquals('eof', null, $events->get(3));
}
$events = $this->parse('<span<>02</span>');
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', 'span', $events->get(1));
$this->assertEventError($events->get(2));
$this->assertEventEquals('text', '>02', $events->get(3));
$this->assertEventEquals('endTag', 'span', $events->get(4));
$this->assertEventEquals('eof', null, $events->get(5));
$events = $this->parse('<p</p>');
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', 'p', $events->get(1));
$this->assertEventEquals('endTag', 'p', $events->get(2));
$this->assertEventEquals('eof', null, $events->get(3));
$events = $this->parse('<strong><WordPress</strong>');
$this->assertEventEquals('startTag', 'strong', $events->get(0));
$this->assertEventError($events->get(1));
$this->assertEventEquals('startTag', 'wordpress', $events->get(2));
$this->assertEventEquals('endTag', 'strong', $events->get(3));
$this->assertEventEquals('eof', null, $events->get(4));
$events = $this->parse('<src=<a>');
$this->assertEventError($events->get(0));
$this->assertEventError($events->get(1));
$this->assertEventError($events->get(2));
$this->assertEventEquals('startTag', 'src', $events->get(3));
$this->assertEventEquals('startTag', 'a', $events->get(4));
$this->assertEventEquals('eof', null, $events->get(5));
$events = $this->parse('<br...<a>');
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', 'br', $events->get(1));
$this->assertEventEquals('eof', null, $events->get(2));
}
public function testIllegalTagNames()
{
$cases = array(
'<li">' => 'li',
'<p">' => 'p',
'<b&nbsp; >' => 'b',
'<static*all>' => 'static',
'<h*0720/>' => 'h',
'<st*ATTRIBUTE />' => 'st',
);
foreach ($cases as $html => $expected) {
$events = $this->parse($html);
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', $expected, $events->get(1));
}
}
/**
* @depends testCharacterReference
*/
public function testTagAttributes()
{
// Opening tags.
$good = array(
'<foo bar="baz">' => array(
'foo',
array(
'bar' => 'baz',
),
false,
),
'<foo bar=" baz ">' => array(
'foo',
array(
'bar' => ' baz ',
),
false,
),
"<foo bar=\"\nbaz\n\">" => array(
'foo',
array(
'bar' => "\nbaz\n",
),
false,
),
"<foo bar='baz'>" => array(
'foo',
array(
'bar' => 'baz',
),
false,
),
'<foo bar="A full sentence.">' => array(
'foo',
array(
'bar' => 'A full sentence.',
),
false,
),
"<foo a='1' b=\"2\">" => array(
'foo',
array(
'a' => '1',
'b' => '2',
),
false,
),
"<foo ns:bar='baz'>" => array(
'foo',
array(
'ns:bar' => 'baz',
),
false,
),
"<foo a='blue&red'>" => array(
'foo',
array(
'a' => 'blue&red',
),
false,
),
"<foo a='blue&amp;red'>" => array(
'foo',
array(
'a' => 'blue&red',
),
false,
),
"<foo a='blue&&amp;&red'>" => array(
'foo',
array(
'a' => 'blue&&&red',
),
false,
),
"<foo a='blue&&amp;red'>" => array(
'foo',
array(
'a' => 'blue&&red',
),
false,
),
"<foo\nbar='baz'\n>" => array(
'foo',
array(
'bar' => 'baz',
),
false,
),
'<doe a deer>' => array(
'doe',
array(
'a' => null,
'deer' => null,
),
false,
),
'<foo bar=baz>' => array(
'foo',
array(
'bar' => 'baz',
),
false,
),
// Updated for 8.1.2.3
'<foo bar = "baz" >' => array(
'foo',
array(
'bar' => 'baz',
),
false,
),
// The spec allows an unquoted value '/'. This will not be a closing
// tag.
'<foo bar=/>' => array(
'foo',
array(
'bar' => '/',
),
false,
),
'<foo bar=baz/>' => array(
'foo',
array(
'bar' => 'baz/',
),
false,
),
);
$this->isAllGood('startTag', 2, $good);
// Self-closing tags.
$withEnd = array(
'<foo bar="baz"/>' => array(
'foo',
array(
'bar' => 'baz',
),
true,
),
'<foo BAR="baz"/>' => array(
'foo',
array(
'bar' => 'baz',
),
true,
),
'<foo BAR="BAZ"/>' => array(
'foo',
array(
'bar' => 'BAZ',
),
true,
),
"<foo a='1' b=\"2\" c=3 d/>" => array(
'foo',
array(
'a' => '1',
'b' => '2',
'c' => '3',
'd' => null,
),
true,
),
);
$this->isAllGood('startTag', 2, $withEnd);
// Cause a parse error.
$bad = array(
// This will emit an entity lookup failure for &+dark.
"<foo a='blue&+dark'>" => array(
'foo',
array(
'a' => 'blue&+dark',
),
false,
),
'<foo bar=>' => array(
'foo',
array(
'bar' => null,
),
false,
),
'<foo bar="oh' => array(
'foo',
array(
'bar' => 'oh',
),
false,
),
'<foo bar=oh">' => array(
'foo',
array(
'bar' => 'oh"',
),
false,
),
// these attributes are ignored because of current implementation
// of method "DOMElement::setAttribute"
// see issue #23: https://github.com/Masterminds/html5-php/issues/23
'<foo b"="baz">' => array(
'foo',
array(),
false,
),
'<foo 2abc="baz">' => array(
'foo',
array(),
false,
),
'<foo ?="baz">' => array(
'foo',
array(),
false,
),
'<foo foo?bar="baz">' => array(
'foo',
array(),
false,
),
)
;
foreach ($bad as $test => $expects) {
$events = $this->parse($test);
$this->assertEquals(3, $events->depth(), "Counting events for '$test': " . print_r($events, true));
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', $expects, $events->get(1));
}
// Cause multiple parse errors.
$reallyBad = array(
'<foo ="bar">' => array(
'foo',
array(
'=' => null,
'"bar"' => null,
),
false,
),
'<foo////>' => array(
'foo',
array(),
true,
),
// character "&" in unquoted attribute shouldn't cause an infinite loop
'<foo bar=index.php?str=1&amp;id=29>' => array(
'foo',
array(
'bar' => 'index.php?str=1&id=29',
),
false,
),
);
foreach ($reallyBad as $test => $expects) {
$events = $this->parse($test);
// fprintf(STDOUT, $test . print_r($events, true));
$this->assertEventError($events->get(0));
$this->assertEventError($events->get(1));
// $this->assertEventEquals('startTag', $expects, $events->get(1));
}
// Regression: Malformed elements should be detected.
// '<foo baz="1" <bar></foo>' => array('foo', array('baz' => '1'), false),
$events = $this->parse('<foo baz="1" <bar></foo>');
$this->assertEventError($events->get(0));
$this->assertEventEquals('startTag', array(
'foo',
array(
'baz' => '1',
),
false,
), $events->get(1));
$this->assertEventEquals('startTag', array(
'bar',
array(),
false,
), $events->get(2));
$this->assertEventEquals('endTag', array(
'foo',
), $events->get(3));
}
public function testRawText()
{
$good = array(
'<script>abcd efg hijk lmnop</script> ' => 'abcd efg hijk lmnop',
'<script><not/><the/><tag></script>' => '<not/><the/><tag>',
'<script><<<<<<<<</script>' => '<<<<<<<<',
'<script>hello</script</script>' => 'hello</script',
"<script>\nhello</script\n</script>" => "\nhello</script\n",
'<script>&amp;</script>' => '&amp;',
'<script><!--not a comment--></script>' => '<!--not a comment-->',
'<script><![CDATA[not a comment]]></script>' => '<![CDATA[not a comment]]>',
);
foreach ($good as $test => $expects) {
$events = $this->parse($test);
$this->assertEventEquals('startTag', 'script', $events->get(0));
$this->assertEventEquals('text', $expects, $events->get(1));
$this->assertEventEquals('endTag', 'script', $events->get(2));
}
$bad = array(
'<script>&amp;</script' => '&amp;</script',
'<script>Hello world' => 'Hello world',
);
foreach ($bad as $test => $expects) {
$events = $this->parse($test);
$this->assertEquals(4, $events->depth(), "Counting events for '$test': " . print_r($events, true));
$this->assertEventEquals('startTag', 'script', $events->get(0));
$this->assertEventError($events->get(1));
$this->assertEventEquals('text', $expects, $events->get(2));
}
// Testing case sensitivity
$events = $this->parse('<TITLE>a test</TITLE>');
$this->assertEventEquals('startTag', 'title', $events->get(0));
$this->assertEventEquals('text', 'a test', $events->get(1));
$this->assertEventEquals('endTag', 'title', $events->get(2));
// Testing end tags with whitespaces
$events = $this->parse('<title>Whitespaces are tasty</title >');
$this->assertEventEquals('startTag', 'title', $events->get(0));
$this->assertEventEquals('text', 'Whitespaces are tasty', $events->get(1));
$this->assertEventEquals('endTag', 'title', $events->get(2));
}
public function testRcdata()
{
list($tok, $events) = $this->createTokenizer('<title>&#x27;<!-- not a comment --></TITLE>');
$tok->setTextMode(\Masterminds\HTML5\Elements::TEXT_RCDATA, 'title');
$tok->parse();
$this->assertEventEquals('text', "'<!-- not a comment -->", $events->get(1));
}
public function testText()
{
$events = $this->parse('a<br>b');
$this->assertEquals(4, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('text', 'a', $events->get(0));
$this->assertEventEquals('startTag', 'br', $events->get(1));
$this->assertEventEquals('text', 'b', $events->get(2));
$events = $this->parse('<a>Test</a>');
$this->assertEquals(4, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('startTag', 'a', $events->get(0));
$this->assertEventEquals('text', 'Test', $events->get(1));
$this->assertEventEquals('endTag', 'a', $events->get(2));
$events = $this->parse('<p>0</p><p>1</p>');
$this->assertEquals(7, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('startTag', 'p', $events->get(0));
$this->assertEventEquals('text', '0', $events->get(1));
$this->assertEventEquals('endTag', 'p', $events->get(2));
$this->assertEventEquals('startTag', 'p', $events->get(3));
$this->assertEventEquals('text', '1', $events->get(4));
$this->assertEventEquals('endTag', 'p', $events->get(5));
$events = $this->parse('a<![CDATA[test]]>b');
$this->assertEquals(4, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('text', 'a', $events->get(0));
$this->assertEventEquals('cdata', 'test', $events->get(1));
$this->assertEventEquals('text', 'b', $events->get(2));
$events = $this->parse('a<!--test-->b');
$this->assertEquals(4, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('text', 'a', $events->get(0));
$this->assertEventEquals('comment', 'test', $events->get(1));
$this->assertEventEquals('text', 'b', $events->get(2));
$events = $this->parse('a&amp;b');
$this->assertEquals(2, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('text', 'a&b', $events->get(0));
$events = $this->parse('a&sup2;b');
$this->assertEquals(2, $events->depth(), 'Events: ' . print_r($events, true));
$this->assertEventEquals('text', 'a²b', $events->get(0));
}
// ================================================================
// Utility functions.
// ================================================================
protected function createTokenizer($string, $debug = false)
{
$eventHandler = new EventStack();
$scanner = new Scanner($string);
$scanner->debug = $debug;
return array(
new Tokenizer($scanner, $eventHandler),
$eventHandler,
);
}
public function parse($string, $debug = false)
{
list($tok, $events) = $this->createTokenizer($string, $debug);
$tok->parse();
return $events;
}
}