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e0e36e63fe
Props nekojonez. See #58833. git-svn-id: https://develop.svn.wordpress.org/trunk@56472 602fd350-edb4-49c9-b593-d223f7449a82
93 lines
4.2 KiB
PHP
93 lines
4.2 KiB
PHP
<?php
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abstract class WP_Test_XML_TestCase extends WP_UnitTestCase {
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/**
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* Load XML from a string.
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*
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* @param string $xml
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* @param int $options Bitwise OR of the {@link https://www.php.net/manual/en/libxml.constants.php libxml option constants}.
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* Default is 0.
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* @return DOMDocument The DOMDocument object loaded from the XML.
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*/
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public function loadXML( $xml, $options = 0 ) {
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// Suppress PHP warnings generated by DOMDocument::loadXML(), which would cause
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// PHPUnit to incorrectly report an error instead of a just a failure.
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$internal = libxml_use_internal_errors( true );
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libxml_clear_errors();
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$xml_dom = new DOMDocument();
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$xml_dom->loadXML( $xml, $options );
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$libxml_last_error = libxml_get_last_error();
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$this->assertFalse(
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isset( $libxml_last_error->message ),
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isset( $libxml_last_error->message ) ? sprintf( 'Non-well-formed XML: %s.', $libxml_last_error->message ) : ''
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);
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// Restore default error handler.
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libxml_use_internal_errors( $internal );
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libxml_clear_errors();
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return $xml_dom;
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}
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/**
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* Normalize an XML document to make comparing two documents easier.
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*
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* @param string $xml
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* @param int $options Bitwise OR of the {@link https://www.php.net/manual/en/libxml.constants.php libxml option constants}.
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* Default is 0.
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* @return string The normalized form of `$xml`.
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*/
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public function normalizeXML( $xml, $options = 0 ) {
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if ( ! class_exists( 'XSLTProcessor' ) ) {
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$this->markTestSkipped( 'This test requires the XSL extension.' );
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}
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static $xslt_proc;
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if ( ! $xslt_proc ) {
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$xslt_proc = new XSLTProcessor();
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$xslt_proc->importStyleSheet( simplexml_load_file( __DIR__ . '/normalize-xml.xsl' ) );
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}
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return $xslt_proc->transformToXML( $this->loadXML( $xml, $options ) );
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}
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/**
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* Reports an error identified by `$message` if the namespace normalized form of the XML document in `$actualXml`
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* is equal to the namespace normalized form of the XML document in `$expectedXml`.
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*
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* This is similar to {@link https://phpunit.de/manual/6.5/en/appendixes.assertions.html#appendixes.assertions.assertXmlStringEqualsXmlString assertXmlStringEqualsXmlString()}
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* except that differences in namespace prefixes are normalized away, such that given
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* `$actualXml = "<root xmlns='urn:wordpress.org'><child/></root>";` and
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* `$expectedXml = "<ns0:root xmlns:ns0='urn:wordpress.org'><ns0:child></ns0:root>";`
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* then `$this->assertXMLEquals( $expectedXml, $actualXml )` will succeed.
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*
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* @param string $expectedXml
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* @param string $actualXml
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* @param string $message Optional. Message to display when the assertion fails.
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*/
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public function assertXMLEquals( $expectedXml, $actualXml, $message = '' ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
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$this->assertSame( $this->normalizeXML( $expectedXml ), $this->normalizeXML( $actualXml ), $message ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
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}
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/**
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* Reports an error identified by `$message` if the namespace normalized form of the XML document in `$actualXml`
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* is not equal to the namespace normalized form of the XML document in `$expectedXml`.
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*
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* This is similar to {@link https://phpunit.de/manual/6.5/en/appendixes.assertions.html#appendixes.assertions.assertXmlStringEqualsXmlString assertXmlStringNotEqualsXmlString()}
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* except that differences in namespace prefixes are normalized away, such that given
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* `$actualXml = "<root xmlns='urn:wordpress.org'><child></root>";` and
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* `$expectedXml = "<ns0:root xmlns:ns0='urn:wordpress.org'><ns0:child/></ns0:root>";`
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* then `$this->assertXMLNotEquals( $expectedXml, $actualXml )` will fail.
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*
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* @param string $expectedXml
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* @param string $actualXml
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* @param string $message Optional. Message to display when the assertion fails.
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*/
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public function assertXMLNotEquals( $expectedXml, $actualXml, $message = '' ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
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$this->assertNotEquals( $this->normalizeXML( $expectedXml ), $this->normalizeXML( $actualXml ), $message ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
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}
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}
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