Add dsig11:NamedCurve-element

Author: tvdijen

src/XML/dsig11/AbstractNamedCurveType.php

@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\XMLSecurity\XML\dsig11;
+
+use DOMElement;
+use SimpleSAML\Assert\Assert;
+use SimpleSAML\XML\Exception\SchemaViolationException;
+
+/**
+ * Abstract class representing a dsig11:NamedCurveType
+ *
+ * @package simplesaml/xml-security
+ */
+abstract class AbstractNamedCurveType extends AbstractDsig11Element
+{
+    /**
+     * Initialize a NamedCurveType element.
+     *
+     * @param string $URI
+     */
+    public function __construct(
+        protected string $URI,
+    ) {
+        Assert::validURI($URI, SchemaViolationException::class);
+    }
+
+
+    /**
+     * Collect the value of the URI-property
+     *
+     * @return string
+     */
+    public function getURI(): string
+    {
+        return $this->URI;
+    }
+
+
+    /**
+     * Convert this NamedCurveType element to XML.
+     *
+     * @param \DOMElement|null $parent The element we should append this NamedCurveType element to.
+     * @return \DOMElement
+     */
+    public function toXML(?DOMElement $parent = null): DOMElement
+    {
+        $e = $this->instantiateParentElement($parent);
+        $e->setAttribute('URI', $this->getURI());
+
+        return $e;
+    }
+}

src/XML/dsig11/NamedCurve.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\XMLSecurity\XML\dsig11;
+
+use DOMElement;
+use SimpleSAML\Assert\Assert;
+use SimpleSAML\XML\Exception\InvalidDOMElementException;
+
+/**
+ * Class representing a dsig11:NamedCurve element.
+ *
+ * @package simplesaml/xml-security
+ */
+final class NamedCurve extends AbstractNamedCurveType
+{
+    /**
+     * Convert XML into a NamedCurve element
+     *
+     * @param \DOMElement $xml The XML element we should load
+     * @return static
+     *
+     * @throws \SimpleSAML\XML\Exception\InvalidDOMElementException
+     *   If the qualified name of the supplied element is wrong
+     */
+    public static function fromXML(DOMElement $xml): static
+    {
+        Assert::same($xml->localName, static::getLocalName(), InvalidDOMElementException::class);
+        Assert::same($xml->namespaceURI, static::getNamespaceURI(), InvalidDOMElementException::class);
+
+        return new static(
+            self::getAttribute($xml, 'URI'),
+        );
+    }
+}

tests/XML/dsig11/NamedCurveTest.php

@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\XMLSecurity\Test\XML\dsig11;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\TestCase;
+use SimpleSAML\XML\DOMDocumentFactory;
+use SimpleSAML\XML\TestUtils\SerializableElementTestTrait;
+use SimpleSAML\XMLSecurity\XML\dsig11\AbstractDsig11Element;
+use SimpleSAML\XMLSecurity\XML\dsig11\AbstractNamedCurveType;
+use SimpleSAML\XMLSecurity\XML\dsig11\NamedCurve;
+
+use function dirname;
+use function strval;
+
+/**
+ * Class \SimpleSAML\XMLSecurity\Test\XML\dsig11\NamedCurveTest
+ *
+ * @package simplesamlphp/xml-security
+ */
+#[CoversClass(AbstractDsig11Element::class)]
+#[CoversClass(AbstractNamedCurveType::class)]
+#[CoversClass(NamedCurve::class)]
+final class NamedCurveTest extends TestCase
+{
+    use SerializableElementTestTrait;
+
+
+    /**
+     */
+    public static function setUpBeforeClass(): void
+    {
+        self::$testedClass = NamedCurve::class;
+
+        self::$xmlRepresentation = DOMDocumentFactory::fromFile(
+            dirname(__FILE__, 3) . '/resources/xml/dsig11_NamedCurve.xml',
+        );
+    }
+
+
+    /**
+     */
+    public function testMarshalling(): void
+    {
+        $namedCurve = new NamedCurve('urn:x-simplesamlphp:URI');
+
+        $this->assertEquals(
+            self::$xmlRepresentation->saveXML(self::$xmlRepresentation->documentElement),
+            strval($namedCurve),
+        );
+    }
+}

tests/resources/xml/dsig11_NamedCurve.xml

@@ -0,0 +1 @@
+<dsig11:NamedCurve xmlns:dsig11="http://www.w3.org/2009/xmldsig11#" URI="urn:x-simplesamlphp:URI" />