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- <?php
- declare(strict_types=1);
- namespace DiDom\Tests;
- use DiDom\Element;
- use DiDom\ClassAttribute;
- use DOMComment;
- use DOMText;
- use InvalidArgumentException;
- class ClassAttributeTest extends TestCase
- {
- public function testConstructorWithTextNode()
- {
- $this->expectException(InvalidArgumentException::class);
- $this->expectExceptionMessage('The element must contain DOMElement node.');
- $element = new Element(new DOMText('foo'));
- new ClassAttribute($element);
- }
- public function testConstructorWithCommentNode()
- {
- $this->expectException(InvalidArgumentException::class);
- $this->expectExceptionMessage('The element must contain DOMElement node.');
- $element = new Element(new DOMComment('foo'));
- new ClassAttribute($element);
- }
- public function testAdd()
- {
- // without class attribute
- $element = new Element('div', null);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals(null, $element->getAttribute('class'));
- $classAttribute->add('foo');
- $this->assertEquals('foo', $element->getAttribute('class'));
- // with empty class attribute
- $element = new Element('div', null, [
- 'class' => '',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('', $element->getAttribute('class'));
- $classAttribute->add('foo');
- $this->assertEquals('foo', $element->getAttribute('class'));
- // class attribute with spaces
- $element = new Element('div', null, [
- 'class' => ' ',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals(' ', $element->getAttribute('class'));
- $classAttribute->add('foo');
- $this->assertEquals('foo', $element->getAttribute('class'));
- // with not empty class attribute
- $element = new Element('div', null, [
- 'class' => 'foo bar',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar', $element->getAttribute('class'));
- $classAttribute->add('baz');
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- // with existing class name
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->add('bar');
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- }
- public function testAddMultipleWithInvalidClassName()
- {
- $this->expectException(InvalidArgumentException::class);
- $this->expectExceptionMessage('Class name must be a string, NULL given.');
- $element = new Element('div', null, [
- 'class' => 'foo',
- ]);
- $classAttribute = new ClassAttribute($element);
- $classAttribute->addMultiple(['bar', null]);
- }
- public function testAddMultiple()
- {
- $element = new Element('div', null, [
- 'class' => 'foo',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo', $element->getAttribute('class'));
- $classAttribute->addMultiple([
- 'bar', 'baz',
- ]);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- }
- public function testGetAll()
- {
- // without class attribute
- $element = new Element('div', null);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals([], $classAttribute->getAll());
- // with empty class attribute
- $element = new Element('div', null, [
- 'class' => '',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals([], $classAttribute->getAll());
- // class attribute with spaces
- $element = new Element('div', null, [
- 'class' => ' ',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals([], $classAttribute->getAll());
- // one class
- $element = new Element('div', null, [
- 'class' => 'foo',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals(['foo'], $classAttribute->getAll());
- // several classes
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals(['foo', 'bar', 'baz'], $classAttribute->getAll());
- // with multiple spaces between class names
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals(['foo', 'bar', 'baz'], $classAttribute->getAll());
- }
- public function testGetAllPropertiesAfterEmptyClassAttribute()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals(['foo', 'bar', 'baz'], $classAttribute->getAll());
- $element->setAttribute('class', '');
- $this->assertEquals([], $classAttribute->getAll());
- }
- public function testContains()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertTrue($classAttribute->contains('foo'));
- $this->assertTrue($classAttribute->contains('bar'));
- $this->assertFalse($classAttribute->contains('baz'));
- }
- public function testRemove()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->remove('bar');
- $this->assertEquals('foo baz', $element->getAttribute('class'));
- // with nonexistent class name
- $element = new Element('div', null, [
- 'class' => 'foo bar',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar', $element->getAttribute('class'));
- $classAttribute->remove('baz');
- $this->assertEquals('foo bar', $element->getAttribute('class'));
- }
- public function testRemoveMultipleWithInvalidClassName()
- {
- $this->expectException(InvalidArgumentException::class);
- $this->expectExceptionMessage('Class name must be a string, NULL given.');
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $classAttribute->removeMultiple(['foo', null]);
- }
- public function testRemoveMultiple()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->removeMultiple(['foo', 'bar']);
- $this->assertEquals('baz', $element->getAttribute('class'));
- // with nonexistent class name
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->removeMultiple(['bar', 'qux']);
- $this->assertEquals('foo baz', $element->getAttribute('class'));
- }
- public function testRemoveAllWithInvalidClassName()
- {
- $this->expectException(InvalidArgumentException::class);
- $this->expectExceptionMessage('Class name must be a string, NULL given.');
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $classAttribute->removeAll(['foo', null]);
- }
- public function testRemoveAll()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->removeAll();
- $this->assertEquals('', $element->getAttribute('class'));
- }
- public function testRemoveAllWithExclusions()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->removeAll(['bar']);
- $this->assertEquals('bar', $element->getAttribute('class'));
- // with nonexistent class name
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertEquals('foo bar baz', $element->getAttribute('class'));
- $classAttribute->removeAll(['bar', 'qux']);
- $this->assertEquals('bar', $element->getAttribute('class'));
- }
- public function testGetElement()
- {
- $element = new Element('div', null, [
- 'class' => 'foo bar baz',
- ]);
- $classAttribute = new ClassAttribute($element);
- $this->assertSame($element, $classAttribute->getElement());
- }
- }
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