BibTexTest.php

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<?php
// Call Structures_BibTexTest::main() if this source file is executed directly.
if (! defined("PHPUnit_MAIN_METHOD")) {
        define("PHPUnit_MAIN_METHOD", "BibTexTest::main");
}

require_once "PHPUnit/Framework/TestCase.php";
require_once "PHPUnit/Framework/TestSuite.php";

// You may remove the following line when all tests have been implemented.
require_once "PHPUnit/Framework/IncompleteTestError.php";

require_once "Structures/BibTex.php";
require_once "PEAR.php";

class BibTexTest extends PHPUnit_Framework_TestCase {

        var $obj;


        public static function main() {
                require_once "PHPUnit/TextUI/TestRunner.php";
                $suite = new PHPUnit_Framework_TestSuite("Structures_BibTexTest");
                $result = PHPUnit_TextUI_TestRunner::run($suite);
        }


        protected function setUp() {
                $this->obj = new Structures_BibTex();
        }


        protected function tearDown() {
                unset($this->obj);
        }


        public function testLoadFileFileExists() {
                $ret = $this->obj->loadFile("BibTexTest.php");
                $this->content = ''; //Erasing the loaded content again because it is senseless
                $this->assertTrue($ret);
        }


        public function testLoadFileFileDoesNotExists() {
                $ret = $this->obj->loadFile((string)time());
                $this->assertTrue(PEAR::isError($ret));
        }


        public function test_parseEntry() {
                //Remember here that there is no closing brace!
                $test = "@foo{bar,john=doe";
                $shouldbe = array();
                $shouldbe['john'] = 'doe';
                $shouldbe['cite'] = 'bar';
                $shouldbe['entryType'] = 'foo';
                $this->assertEquals($shouldbe, $this->obj->_parseEntry($test));
        }


        public function test_checkEqualSignTrue() {
                $test = "={=}";
                $this->assertTrue($this->obj->_checkEqualSign($test, 0));
        }


        public function test_checkEqualSignFalse() {
                $test = "={=}";
                $this->assertFalse($this->obj->_checkEqualSign($test, 2));
        }


        public function testClearWarnings() {
                $this->obj->clearWarnings();
                $this->obj->_generateWarning('type', 'entry');
                $this->obj->clearWarnings();
                $this->assertFalse($this->obj->hasWarning());
        }


        /*
         * the next tests check for the generation of the following Warnings:
         * - WARNING_AT_IN_BRACES
         * - WARNING_ESCAPED_DOUBLE_QUOTE_INSIDE_DOUBLE_QUOTES
         * - WARNING_UNBALANCED_AMOUNT_OF_BRACES
         */
        public function test_validateValueWarningAtInBraces() {
                $this->obj->clearWarnings();
                $test = '{john@doe}';
                $this->obj->_validateValue($test, '');
                $this->assertEquals('WARNING_AT_IN_BRACES', $this->obj->warnings[0]['warning']);
        }


        public function test_validateValueWarningEscapedDoubleQuoteInsideDoubleQuotes() {
                $this->obj->clearWarnings();
                $test = '"john\"doe"';
                $this->obj->_validateValue($test, '');
                $this->assertEquals('WARNING_ESCAPED_DOUBLE_QUOTE_INSIDE_DOUBLE_QUOTES', $this->obj->warnings[0]['warning']);
        }


        public function test_validateValueWarningUnbalancedAmountOfBracesOpen() {
                $this->obj->clearWarnings();
                $test = '{john{doe}';
                $this->obj->_validateValue($test, '');
                $this->assertEquals('WARNING_UNBALANCED_AMOUNT_OF_BRACES', $this->obj->warnings[0]['warning']);
        }


        public function test_validateValueWarningUnbalancedAmountOfBracesClosed() {
                $this->obj->clearWarnings();
                $test = '{john}doe}';
                $this->obj->_validateValue($test, '');
                $this->assertEquals('WARNING_UNBALANCED_AMOUNT_OF_BRACES', $this->obj->warnings[0]['warning']);
        }


        public function test_generateWarning() {
                $this->obj->clearWarnings();
                $this->obj->_generateWarning('type', 'entry');
                $ret = $this->obj->hasWarning();
                $this->obj->clearWarnings();
                $this->assertTrue($ret);
        }


        public function testHasWarning() {
                $this->obj->clearWarnings();
                $this->assertFalse($this->obj->hasWarning());
        }


        public function testAmount() {
                $teststring = "@Article {art1,author = {John Doe and Jane Doe}}@Article { art2,author = {John Doe and Jane Doe}}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertEquals(2, $this->obj->amount());
        }


        public function testGetStatistic() {
                $teststring = "@Article {art1,author = {John Doe and Jane Doe}}@Article { art2,author = {John Doe and Jane Doe}}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $shouldbe = array();
                $shouldbe['article'] = 2;
                $this->assertEquals($shouldbe, $this->obj->getStatistic());
        }


        function testSingleParse() {
                $teststring = "@Article { ppm_jon:1991,
author = {John Doe and Jane Doe}
}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertEquals(1, $this->obj->amount());
        }


        function testMultiParse() {
                $teststring = "@Article { art1,
author = {John Doe and Jane Doe}
}
@Article { art2,
author = {John Doe and Jane Doe}
}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertEquals(2, $this->obj->amount());
        }


        function testParse() {
                $teststring = "@Article { art1,
title = {Titel1},
author = {John Doe and Jane Doe}
}";
                $shouldbe = array();
                $shouldbe[0]['entryType'] = 'article';
                $shouldbe[0]['cite'] = 'art1';
                $shouldbe[0]['title'] = 'Titel1';
                $shouldbe[0]['author'][0]['first'] = 'John';
                $shouldbe[0]['author'][0]['von'] = '';
                $shouldbe[0]['author'][0]['last'] = 'Doe';
                $shouldbe[0]['author'][0]['jr'] = '';
                $shouldbe[0]['author'][1]['first'] = 'Jane';
                $shouldbe[0]['author'][1]['von'] = '';
                $shouldbe[0]['author'][1]['last'] = 'Doe';
                $shouldbe[0]['author'][1]['jr'] = '';
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data);
        }


        function testBibTex() {
                $testarray = array();
                $testarray[0]['entryType'] = 'Article';
                $testarray[0]['cite'] = 'art1';
                $testarray[0]['title'] = 'Titel1';
                $testarray[0]['author'][0]['first'] = 'John';
                $testarray[0]['author'][0]['von'] = '';
                $testarray[0]['author'][0]['last'] = 'Doe';
                $testarray[0]['author'][0]['jr'] = '';
                $testarray[0]['author'][1]['first'] = 'Jane';
                $testarray[0]['author'][1]['von'] = '';
                $testarray[0]['author'][1]['last'] = 'Doe';
                $testarray[0]['author'][1]['jr'] = '';
                $shouldbe = "@article { art1,\n\ttitle = {Titel1},\n\tauthor = {Doe, , John and Doe, , Jane}\n}";
                $this->obj->data = $testarray;
                $this->assertEquals(trim($shouldbe), trim($this->obj->bibTex()));
        }


        function testAddEntry() {
                $addarray = array();
                $addarray['type'] = 'Article';
                $addarray['cite'] = 'art2';
                $addarray['title'] = 'Titel2';
                $addarray['author'][0] = 'John Doe';
                $addarray['author'][1] = 'Jane Doe';
                $teststring = "@Article { art1,
title = {Titel1},
author = {John Doe and Jane Doe}
}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->obj->addEntry($addarray);
                $this->assertEquals(2, $this->obj->amount());
        }


        function testEntryOverMoreLines() {
                //Entry found at http://en.wikipedia.org/wiki/BibTeX
                $teststring = "@Book{abramowitz+stegun,
  author =       \"Milton Abramowitz and Irene A. Stegun\",
  title =        \"Handbook of Mathematical Functions with
                  Formulas, Graphs, and Mathematical Tables\",
  publisher =    \"Dover\",
  year =         1964,
  address =      \"New York\",
  edition =      \"ninth Dover printing, tenth GPO printing\",
  isbn =         \"0-486-61272-4\"
}";
                $shouldbe = array();
                $shouldbe[0]['entryType'] = 'book';
                $shouldbe[0]['cite'] = 'abramowitz+stegun';
                $shouldbe[0]['title'] = "Handbook of Mathematical Functions with
                  Formulas, Graphs, and Mathematical Tables";
                $shouldbe[0]['author'][0]['first'] = 'Milton';
                $shouldbe[0]['author'][0]['von'] = '';
                $shouldbe[0]['author'][0]['last'] = 'Abramowitz';
                $shouldbe[0]['author'][0]['jr'] = '';
                $shouldbe[0]['author'][1]['first'] = 'Irene A.';
                $shouldbe[0]['author'][1]['von'] = '';
                $shouldbe[0]['author'][1]['last'] = 'Stegun';
                $shouldbe[0]['author'][1]['jr'] = '';
                $shouldbe[0]['publisher'] = 'Dover';
                $shouldbe[0]['year'] = '1964';
                $shouldbe[0]['address'] = 'New York';
                $shouldbe[0]['edition'] = 'ninth Dover printing, tenth GPO printing';
                $shouldbe[0]['isbn'] = '0-486-61272-4';
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data);
        }


        function testParsingComment() {
                $teststring = "@Article { art1,
title = {Titel1},
author = {John Doe and Jane Doe}
}
Here is a comment
@Article { art2,
title = {Titel2},
author = {John Doe and Jane Doe}
}";
                $shouldbe = array();
                $shouldbe[0]['entryType'] = 'article';
                $shouldbe[0]['cite'] = 'art1';
                $shouldbe[0]['title'] = 'Titel1';
                $shouldbe[0]['author'][0]['first'] = 'John';
                $shouldbe[0]['author'][0]['von'] = '';
                $shouldbe[0]['author'][0]['last'] = 'Doe';
                $shouldbe[0]['author'][0]['jr'] = '';
                $shouldbe[0]['author'][1]['first'] = 'Jane';
                $shouldbe[0]['author'][1]['von'] = '';
                $shouldbe[0]['author'][1]['last'] = 'Doe';
                $shouldbe[0]['author'][1]['jr'] = '';
                $shouldbe[1]['entryType'] = 'article';
                $shouldbe[1]['cite'] = 'art2';
                $shouldbe[1]['title'] = 'Titel2';
                $shouldbe[1]['author'][0]['first'] = 'John';
                $shouldbe[1]['author'][0]['von'] = '';
                $shouldbe[1]['author'][0]['last'] = 'Doe';
                $shouldbe[1]['author'][0]['jr'] = '';
                $shouldbe[1]['author'][1]['first'] = 'Jane';
                $shouldbe[1]['author'][1]['von'] = '';
                $shouldbe[1]['author'][1]['last'] = 'Doe';
                $shouldbe[1]['author'][1]['jr'] = '';
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertTrue($this->obj->data == $shouldbe);
        }


        /*
         function testWrongBraces1() {
         $teststring = "@Article { art1,
         title = {Tit}el1},
         author = {John Doe and Jane Doe}
         }";
                $this->obj->content = $teststring;
         $this->assertTrue(PEAR::isError($this->obj->parse()));
         }

         function testWrongBraces2() {
         $teststring = "@Article { art1,
         title = {Titel1},
         author = {John Doe and }Jane }Doe}
         }";
         $this->obj->content = $teststring;
         $this->assertTrue(PEAR::isError($this->obj->parse()));
         }
        */
        function testWrongBraces3() {
                $teststring = "@Article { art1,
title = {Titel1},
author = {John {Doe and {Jane Doe}
}";
                $this->obj->content = $teststring;
                $this->assertTrue(PEAR::isError($this->obj->parse()));
        }


        function testWarningAtInBraces() {
                $teststring = "@Article { art1,
title = {Titel1},
author = {John Doe and @Jane Doe}
}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertTrue('WARNING_AT_IN_BRACES' == $this->obj->warnings[0]['warning']);
        }


        function testWarningEscapedDoubleQuote() {
                $teststring = "@Article { art1,
title = {Titel1},
author = \"John Doe and \\\"Jane Doe\"
}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertTrue('WARNING_ESCAPED_DOUBLE_QUOTE_INSIDE_DOUBLE_QUOTES' == $this->obj->warnings[0]['warning']);
        }


        /*
         function testWarningAmountBraces() {
         $teststring = "@Article { art1,
         title = {Tit{el1},
         author = {John Doe and }Jane Doe}
         }";
         $this->obj->content = $teststring;
         $this->obj->parse();
         $this->assertTrue('WARNING_UNBALANCED_AMOUNT_OF_BRACES'==$this->obj->warnings[0]['warning']);
         }
        */
        function testWarningMultipleEntries() {
                $teststring = "@Article { art1,
title = {Titel1},
author = {John Doe and Jane Doe}
}
@Article { art2,
title = {Titel1},
author = {John Doe and Jane Doe}
}
@Article { art1,
title = {Titel1},
author = {John Doe and Jane Doe}
}
@Article { art2,
title = {Titel1},
author = {John Doe and Jane Doe}
}
@Article { art3,
title = {Titel1},
author = {John Doe and Jane Doe}
}";
                $this->obj->content = $teststring;
                $this->obj->parse();
                $this->assertTrue('WARNING_MULTIPLE_ENTRIES' == $this->obj->warnings[0]['warning']);
        }


        /* This testing suite is needed to get the Authors correct.
         for more information: http://artis.imag.fr/%7EXavier.Decoret/resources/xdkbibtex/bibtex_summary.html
         The names of the functions are build as follows:
         "test": Of course it is a unit test
         "Author": Function testing the authors
         "First": There are three different ways writing an author this is the first one
         "Simple": Description of the tes
        */
        function testAuthorFirstSimple() {
                $test = "AA BB";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'BB';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstLastCannotBeEmpty() {
                $test = "AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = '';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'AA';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstSimpleLowerCase() {
                $test = "AA bb";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'bb';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstLastCannotBeEmptyLowerCase() {
                $test = "aa";
                $shouldbe = array();
                $shouldbe[0]['first'] = '';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'aa';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstSimpleVon() {
                $test = "AA bb CC";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb';
                $shouldbe[0]['last'] = 'CC';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstSimpleVonInnerUppercase() {
                $test = "AA bb CC dd EE";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb CC dd';
                $shouldbe[0]['last'] = 'EE';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstDigitsArecaselessUppercase() {
                $test = "AA 1B cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA 1B';
                $shouldbe[0]['von'] = 'cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstDigitsArecaselessLowercase() {
                $test = "AA 1b cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '1b cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstPseudoLettersAreCaselessLowerInsideUpperOutside() {
                $test = "AA {b}B cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA {b}B';
                $shouldbe[0]['von'] = 'cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstPseudoLettersAreCaselessLowerInsideLowerOutside() {
                $test = "AA {b}b cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '{b}b cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstPseudoLettersAreCaselessUpperInsideUpperOutside() {
                $test = "AA {B}B cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA {B}B';
                $shouldbe[0]['von'] = 'cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstPseudoLettersAreCaselessUpperInsideLowerOutside() {
                $test = "AA {B}b cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '{B}b cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstNonLettersAreCaselessUpperCase() {
                $test = "AA \BB{b} cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA \BB{b}';
                $shouldbe[0]['von'] = 'cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstNonLettersAreCaselessLowerCase() {
                $test = "AA \bb{b} cc dd";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '\bb{b} cc';
                $shouldbe[0]['last'] = 'dd';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstGroupingCaselessOne() {
                $test = "AA {bb} cc DD";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA {bb}';
                $shouldbe[0]['von'] = 'cc';
                $shouldbe[0]['last'] = 'DD';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstGroupingCaselessTwo() {
                $test = "AA bb {cc} DD";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb';
                $shouldbe[0]['last'] = '{cc} DD';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorFirstGroupingCaselessThree() {
                $test = "AA {bb} CC";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA {bb}';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'CC';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdSimpleCaseFirstUppercase() {
                $test = "bb CC, AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb';
                $shouldbe[0]['last'] = 'CC';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdSimpleCaseFirstLowercase() {
                $test = "bb CC, aa";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'aa';
                $shouldbe[0]['von'] = 'bb';
                $shouldbe[0]['last'] = 'CC';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdSimpleVon() {
                $test = "bb CC dd EE, AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb CC dd';
                $shouldbe[0]['last'] = 'EE';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdLastPartCoannotBeEmpty() {
                $test = "bb, AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'bb';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdFirstCanBeEmptyAfterComma() {
                $test = "BB,";
                $shouldbe = array();
                $shouldbe[0]['first'] = '';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'BB';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdSimpleJrUppercase() {
                $test = "bb CC,XX, AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb';
                $shouldbe[0]['last'] = 'CC';
                $shouldbe[0]['jr'] = 'XX';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdSimpleJrLowercase() {
                $test = "bb CC,xx, AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = 'bb';
                $shouldbe[0]['last'] = 'CC';
                $shouldbe[0]['jr'] = 'xx';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        function testAuthorSecondAndThirdJrCanBeEmptyBetweenCommas() {
                $test = "BB,, AA";
                $shouldbe = array();
                $shouldbe[0]['first'] = 'AA';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'BB';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        /*Testing the case determination needed for the authors*/
        function testCaseUpperSimple() {
                $test = 'AA';
                $this->assertEquals(1, $this->obj->_determineCase($test));
        }


        function testCaseLowerSimple() {
                $test = 'aa';
                $this->assertEquals(0, $this->obj->_determineCase($test));
        }


        function testCaseCaselessSimple() {
                $test = '{a}';
                $this->assertEquals(- 1, $this->obj->_determineCase($test));
        }


        function testCaseUpperComplexBrace() {
                $test = '{A}A';
                $this->assertEquals(1, $this->obj->_determineCase($test));
        }


        function testCaseLowerComplexBrace() {
                $test = '{a}a';
                $this->assertEquals(0, $this->obj->_determineCase($test));
        }


        function testCaseUpperComplexNumber() {
                $test = '1A';
                $this->assertEquals(1, $this->obj->_determineCase($test));
        }


        function testCaseLowerComplexNumber() {
                $test = '1a';
                $this->assertEquals(0, $this->obj->_determineCase($test));
        }


        function testCaseUpperComplexWhitespace() {
                $test = ' A';
                $this->assertEquals(1, $this->obj->_determineCase($test));
        }


        function testCaseLowerComplexWhitespace() {
                $test = ' a';
                $this->assertEquals(0, $this->obj->_determineCase($test));
        }


        function testCaseErrorEmptyString() {
                $test = '';
                $this->assertTrue(PEAR::isError($this->obj->_determineCase($test)));
        }


        function testCaseErrorNonString() {
                $test = 2;
                $this->assertTrue(PEAR::isError($this->obj->_determineCase($test)));
        }


        function testAllowedTypeTrue() {
                $test = 'article';
                $this->assertTrue($this->obj->_checkAllowedEntryType($test));
        }


        function testAllowedTypeFalse() {
                $test = 'foo';
                $this->assertFalse($this->obj->_checkAllowedEntryType($test));
        }


        public function testAllowedTypeWarning() {
                $this->obj->clearWarnings();
                $test = "@Foo { art1,
title = {Titel1},
author = {John Doe and Jane Doe}
}";
                $this->obj->content = $test;
                $this->obj->setOption('validate', true);
                $this->obj->parse();
                $this->assertEquals('WARNING_NOT_ALLOWED_ENTRY_TYPE', $this->obj->warnings[0]['warning']);
        }


        public function testMissingLastBraceParsing() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo1,
school = {school1},
title = {title1},
author = {author1},
year = {year1}
}
@phdthesis{foo2,
school = {school2},
title = {title2},
author = {author2},
year = {year2}

@phdthesis{foo3,
school = {school3},
title = {title3},
author = {author3},
year = {year3}
}
@phdthesis{foo4,
school = {school4},
title = {title4},
author = {author4},
year = {year4}
}
        ';
                $this->obj->content = $test;
                $this->obj->setOption('validate', true);
                $this->obj->parse();
                $this->assertEquals($this->obj->amount(), 4);
        }


        public function testMissingLastBraceParsing2() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo1,
school = {school1},
title = {title1},
author = {author1},
year = {year1}
        ';
                $this->obj->content = $test;
                $this->obj->setOption('validate', true);
                $this->obj->parse();
                $this->assertEquals($this->obj->amount(), 1);
        }


        public function testMissingLastBraceWarning() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo1,
school = {school1},
title = {title1},
author = {author1},
year = {year1}
}
@phdthesis{foo2,
school = {school2},
title = {title2},
author = {author2},
year = {year2}

@phdthesis{foo3,
school = {school3},
title = {title3},
author = {author3},
year = {year3}
}
@phdthesis{foo4,
school = {school4},
title = {title4},
author = {author4},
year = {year4}
}
        ';
                $this->obj->content = $test;
                $this->obj->setOption('validate', true);
                $this->obj->parse();
                $this->assertEquals($this->obj->warnings[0]['warning'], 'WARNING_MISSING_END_BRACE');
        }


        public function testNewlineInAuthorField() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo1,
school = {school1},
title = {title1},
author = {author1 and
author2},
year = {year1}
}
        ';
                $shouldbe = array(
                        array( 'first' => '', 'von' => '', 'last' => 'author1', 'jr' => '' ),
                        array( 'first' => '', 'von' => '', 'last' => 'author2', 'jr' => '' )
                );
                $this->obj->content = $test;
                $this->obj->setOption('unwrap', false);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data[0]['author']);
        }


        public function testNotRemoveCurlyBraces() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo4,
school = {school4},
title = {Do {S}omething},
author = {author4},
year = {year4}
}
        ';
                $shouldbe = 'Do {S}omething';
                $this->obj->content = $test;
                $this->obj->setOption('removeCurlyBraces', false);
                $this->obj->parse();
                //print_r($this->obj->data[0]['author']);
                $this->assertEquals($shouldbe, $this->obj->data[0]['title']);
        }


        public function testRemoveCurlyBraces() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo4,
school = {school4},
title = {Do {S}omething},
author = {author4},
year = {year4}
}
        ';
                $shouldbe = 'Do Something';
                $this->obj->content = $test;
                $this->obj->setOption('removeCurlyBraces', true);
                $this->obj->parse();
                //print_r($this->obj->data[0]['author']);
                $this->assertEquals($shouldbe, $this->obj->data[0]['title']);
        }


        public function testRemoveCurlyBraces2() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo4,
school = {school4},
title = {Do {S}o{me\}th}ing},
author = {author4},
year = {year4}
}
        ';
                $shouldbe = 'Do Some\}thing';
                $this->obj->content = $test;
                $this->obj->setOption('removeCurlyBraces', true);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data[0]['title']);
        }


        public function testRemoveCurlyBracesWithoutBraces() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo4,
school = {school4},
title = {Do Something},
author = {author4},
year = {year4}
}
        ';
                $shouldbe = 'Do Something';
                $this->obj->content = $test;
                $this->obj->setOption('removeCurlyBraces', true);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data[0]['title']);
        }


        public function testRtfExport() {
                $test = '
@phdthesis{foo4,
title = {title},
author = {author},
journal = {journal},
year = {year}
}
        ';
                $shouldbe = '{\rtf
author title journal year
\par
}';
                $this->obj->content = $test;
                /*Setting formating option and saving old state*/
                $oldrtfstring = $this->obj->rtfstring;
                $this->obj->rtfstring = 'AUTHORS TITLE JOURNAL YEAR';
                $oldauthorstring = $this->obj->authorstring;
                $this->obj->authorstring = 'LAST';
                $this->obj->parse();
                $rtf = $this->obj->rtf();
                /*Resetting old state*/
                $this->obj->rtfstring = $oldrtfstring;
                $this->obj->authorstring = $oldauthorstring;
                $this->assertEquals($shouldbe, $rtf);
        }


        public function testHtmlExport() {
                $test = '
@phdthesis{foo4,
title = {title},
author = {author},
journal = {journal},
year = {year}
}
        ';
                $shouldbe = '<p>
author title journal year
</p>
';
                $this->obj->content = $test;
                /*Setting formating option and saving old state*/
                $oldhtmlstring = $this->obj->htmlstring;
                $this->obj->htmlstring = 'AUTHORS TITLE JOURNAL YEAR';
                $oldauthorstring = $this->obj->authorstring;
                $this->obj->authorstring = 'LAST';
                $this->obj->parse();
                $html = $this->obj->html();
                /*Resetting old state*/
                $this->obj->htmlstring = $oldhtmlstring;
                $this->obj->authorstring = $oldauthorstring;
                $this->assertEquals($shouldbe, $html);
        }


        public function testFormatAuthor() {
                $test = '
@phdthesis{foo4,
author = {von Last, Jr ,First}
}
        ';
                $shouldbe = 'von Last Jr First';
                $this->obj->content = $test;
                /*Setting formating option and saving old state*/
                $oldhtmlstring = $this->obj->htmlstring;
                $this->obj->htmlstring = 'AUTHORS';
                $oldauthorstring = $this->obj->authorstring;
                $this->obj->authorstring = 'VON LAST JR FIRST';
                $this->obj->parse();
                $html = $this->obj->html();
                /*Dropping tags and trimming*/
                $html = trim(strip_tags($html));
                /*Resetting old state*/
                $this->obj->htmlstring = $oldhtmlstring;
                $this->obj->authorstring = $oldauthorstring;
                $this->assertEquals($shouldbe, $html);
        }


        public function testExtractAuthorWhitespace() {
                $test = 'John Doe';
                $shouldbe = array();
                $shouldbe[0]['first'] = 'John';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'Doe';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        public function testExtractAuthorTilde() {
                $test = 'John~Doe';
                $shouldbe = array();
                $shouldbe[0]['first'] = 'John';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'Doe';
                $shouldbe[0]['jr'] = '';
                $this->assertEquals($shouldbe, $this->obj->_extractAuthors($test));
        }


        public function testNotExtractAuthors() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo4,
author = {John Doe},
}
        ';
                $shouldbe = 'John Doe';
                $this->obj->content = $test;
                $this->obj->setOption('extractAuthors', false);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data[0]['author']);
        }


        public function testExtractAuthors() {
                $this->obj->clearWarnings();
                $test = '
@phdthesis{foo4,
author = {John Doe},
}
        ';
                $shouldbe = array();
                $shouldbe[0]['first'] = 'John';
                $shouldbe[0]['von'] = '';
                $shouldbe[0]['last'] = 'Doe';
                $shouldbe[0]['jr'] = '';
                $this->obj->content = $test;
                $this->obj->setOption('extractAuthors', true);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->data[0]['author']);
        }


        public function testNotExtractAuthorsBibtexExport() {
                $this->obj->clearWarnings();
                $test = "@phdthesis { foo4,\n\tauthor = {John Doe}\n}\n\n";
                $this->obj->content = $test;
                $this->obj->setOption('extractAuthors', false);
                $this->obj->parse();
                $this->assertEquals($test, $this->obj->bibTex());
        }


        public function testNotExtractAuthorsRtfExport() {
                $this->obj->clearWarnings();
                $test = "@phdthesis { foo4,\n\tauthor = {John Doe}\n}\n\n";
                $shouldbe = '{\rtf
John Doe, "{\b }", {\i }, 
\par
}';
                $this->obj->content = $test;
                $this->obj->setOption('extractAuthors', false);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->rtf());
        }


        public function testNotExtractAuthorsHtmlExport() {
                $this->obj->clearWarnings();
                $test = "@phdthesis { foo4,\n\tauthor = {John Doe}\n}\n\n";
                $shouldbe = '<p>
John Doe, "<strong></strong>", <em></em>, <br />
</p>
';
                $this->obj->content = $test;
                $this->obj->setOption('extractAuthors', false);
                $this->obj->parse();
                $this->assertEquals($shouldbe, $this->obj->html());
        }
}

// Call Structures_BibTexTest::main() if this source file is executed directly.
if (PHPUnit_MAIN_METHOD == "BibTexTest::main") {
        BibTexTest::main();
}
?>