<?php

/**

* SCSSPHP

*

* @copyright 2012-2020 Leaf Corcoran

*

* @license http://opensource.org/licenses/MIT MIT

*

* @link http://scssphp.github.io/scssphp

*/

namespace ScssPhp\ScssPhp\Tests;

use PHPUnit\Framework\TestCase;

use ScssPhp\ScssPhp\Compiler;

use ScssPhp\ScssPhp\OutputStyle;

class CompressedTest extends TestCase

{

public function testRemovesUnnecessaryWhitespaceAndSemicolons()

{

$this->assertEquals('a{x:y}', $this->compile('a {x: y}'));

}

public function testForDeclarationsPreservesSemicolonsWhenNecessary()

{

$this->assertEquals('a{q:r;s:t}', $this->compile('a {q: r; s: t}'));

}

public function testTheTopLevelRemovesWhitespaceAndSemicolonsBetweenAtRules()

{

$this->assertEquals('@foo;@bar;@baz', $this->compile('@foo; @bar; @baz;'));

}

public function testTheTopLevelRemovesWhitespaceAndSemicolonsBetweenStyleRules()

{

$this->assertEquals('a{b:c}x{y:z}', $this->compile('a {b: c} x {y: z}'));

}

public function testKeyframesRemovesWhitespaceAfterTheSelector()

{

$this->assertEquals('@keyframes a{from{a:b}}', $this->compile('@keyframes a {from {a: b}}'));

}

public function testKeyframesRemovesWhitespaceAfterCommas()

{

$this->assertEquals('@keyframes a{from,to{a:b}}', $this->compile('@keyframes a {from, to {a: b}}'));

}

public function testCommentsAreRemoved()

{

$this->assertEquals('', $this->compile('/* foo bar */'));

$this->assertEquals('a{b:c;d:e}', $this->compile('a {

b: c;

/* foo bar */

d: e;

}'));

}

/**

* @testdox Comments are preserved with /*!

*/

public function testCommentsArePreserved()

{

$this->assertEquals('/*! foo bar */', $this->compile('/*! foo bar */'));

$this->assertEquals('/*! foo *//*! bar */', $this->compile("/*! foo */\n/*! bar */"));

$this->assertEquals('a{/*! foo bar */}', $this->compile('a {

/*! foo bar */

}'));

}

/**

* @param string $input

*

* @return string

*/

private function compile($input)

{

$compiler = new Compiler();

$compiler->setOutputStyle(OutputStyle::COMPRESSED);

$result = $compiler->compileString($input);

return $result->getCss();

}

}