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✎ Editing: UnitConverterTest.php ← Back

<?php

class HTMLPurifier_UnitConverterTest extends HTMLPurifier_Harness

{

protected function assertConversion($input, $expect, $unit = null, $test_negative = true)

{

$length = HTMLPurifier_Length::make($input);

if ($expect !== false) $expectl = HTMLPurifier_Length::make($expect);

else $expectl = false;

$to_unit = $unit !== null ? $unit : $expectl->getUnit();

$converter = new HTMLPurifier_UnitConverter(4, 10);

$result = $converter->convert($length, $to_unit);

if (!$result || !$expectl) $this->assertIdentical($result, $expectl);

else $this->assertIdentical($result->toString(), $expectl->toString());

$converter = new HTMLPurifier_UnitConverter(4, 10, true);

$result = $converter->convert($length, $to_unit);

if (!$result || !$expectl) $this->assertIdentical($result, $expectl);

else $this->assertIdentical($result->toString(), $expectl->toString(), 'BCMath substitute: %s');

if ($test_negative) {

$this->assertConversion(

"-$input",

$expect === false ? false : "-$expect",

$unit,

false

);

}

public function testFail()

{

$this->assertConversion('1in', false, 'foo');

$this->assertConversion('1foo', false, 'in');

}

public function testZero()

{

$this->assertConversion('0', '0', 'in', false);

$this->assertConversion('-0', '0', 'in', false);

$this->assertConversion('0in', '0', 'in', false);

$this->assertConversion('-0in', '0', 'in', false);

$this->assertConversion('0in', '0', 'pt', false);

$this->assertConversion('-0in', '0', 'pt', false);

}

public function testEnglish()

{

$this->assertConversion('1in', '6pc');

$this->assertConversion('6pc', '1in');

$this->assertConversion('1in', '72pt');

$this->assertConversion('72pt', '1in');

$this->assertConversion('1pc', '12pt');

$this->assertConversion('12pt', '1pc');

$this->assertConversion('1pt', '0.01389in');

$this->assertConversion('1.000pt', '0.01389in');

$this->assertConversion('100000pt', '1389in');

$this->assertConversion('1in', '96px');

$this->assertConversion('96px', '1in');

}

public function testMetric()

{

$this->assertConversion('1cm', '10mm');

$this->assertConversion('10mm', '1cm');

$this->assertConversion('1mm', '0.1cm');

$this->assertConversion('100mm', '10cm');

}

public function testEnglishMetric()

{

$this->assertConversion('2.835pt', '1mm');

$this->assertConversion('1mm', '2.835pt');

$this->assertConversion('0.3937in', '1cm');

}

public function testRoundingMinPrecision()

{

// One sig-fig, modified to be four, conversion rounds up

$this->assertConversion('100pt', '1.389in');

$this->assertConversion('1000pt', '13.89in');

$this->assertConversion('10000pt', '138.9in');

$this->assertConversion('100000pt', '1389in');

$this->assertConversion('1000000pt', '13890in');

}

public function testRoundingUserPrecision()

{

// Five sig-figs, conversion rounds down

$this->assertConversion('11112000pt', '154330in');

$this->assertConversion('1111200pt', '15433in');

$this->assertConversion('111120pt', '1543.3in');

$this->assertConversion('11112pt', '154.33in');

$this->assertConversion('1111.2pt', '15.433in');

$this->assertConversion('111.12pt', '1.5433in');

$this->assertConversion('11.112pt', '0.15433in');

}

public function testRoundingBigNumber()

{

$this->assertConversion('444400000000000000000000in', '42660000000000000000000000px');

}

protected function assertSigFig($n, $sigfigs)

{

$converter = new HTMLPurifier_UnitConverter();

$result = $converter->getSigFigs($n);

$this->assertIdentical($result, $sigfigs);

}

public function test_getSigFigs()

{

$this->assertSigFig('0', 0);

$this->assertSigFig('1', 1);

$this->assertSigFig('-1', 1);

$this->assertSigFig('+1', 1);

$this->assertSigFig('01', 1);

$this->assertSigFig('001', 1);

$this->assertSigFig('12', 2);

$this->assertSigFig('012', 2);

$this->assertSigFig('10', 1);

$this->assertSigFig('10.', 2);

$this->assertSigFig('100.', 3);

$this->assertSigFig('103', 3);

$this->assertSigFig('130', 2);

$this->assertSigFig('.1', 1);

$this->assertSigFig('0.1', 1);

$this->assertSigFig('00.1', 1);

$this->assertSigFig('0.01', 1);

$this->assertSigFig('0.010', 2);

$this->assertSigFig('0.012', 2);

}

// vim: et sw=4 sts=4

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