Add class NodaTagRelationIdentifier for parsing tag relation types from

input tag names

tests/NodaTagRelationIdentifierTest.php

@@ -0,0 +1,50 @@
+<?PHP
+/**
+ * Tests for the identification of tag relation types to objects based on input tag names.
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+use PHPUnit\Framework\TestCase;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\Small;
+use PHPUnit\Framework\Attributes\DataProvider;
+
+/**
+ * This script contains tests for the uncertainty helper.
+ */
+#[small]
+#[CoversClass(\NodaTagRelationIdentifier::class)]
+final class NodaTagRelationIdentifierTest extends TestCase {
+    /**
+     * Returns input tag names with and without known suffixes signaling the relation type.
+     *
+     * @return array<array{0: string, 1: string, 2: false|MDTagRelationType}>
+     */
+    public static function tagNameAndRelationTypeProvider():array {
+
+        return [
+            'Delfin' => ["Delfin", "Delfin", false],
+            'Delfin (Motiv)' => ["Delfin (Motiv)", "Delfin", MDTagRelationType::display_subject],
+        ];
+
+    }
+
+    /**
+     * Test to ensure times are correctly cleaned and parsed.
+     *
+     * @param string                  $term          Term to check.
+     * @param string                  $target_output Expected output name.
+     * @param false|MDTagRelationType $target_type   Expected identified relation type (or false for lack thereof).
+     *
+     * @return void
+     */
+    #[DataProvider('tagNameAndRelationTypeProvider')]
+    public function testIdentificationWorksCorrectly(string $term, string $target_output, false|MDTagRelationType $target_type):void {
+
+        $identification = new NodaTagRelationIdentifier("de", $term);
+        self::assertEquals($target_output, $identification->name);
+        self::assertEquals($target_type, $identification->relation);
+
+    }
+}