--- /dev/null
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Tests\drupalmoduleupgrader\Unit\Converter\Routing\LinkBinding\LinkBindingTest.
+ */
+
+namespace Drupal\Tests\drupalmoduleupgrader\Unit\Routing\LinkBinding;
+
+use Drupal\drupalmoduleupgrader\Routing\Drupal7\RouteWrapper as Drupal7Route;
+use Drupal\drupalmoduleupgrader\Routing\Drupal8\RouteWrapper as Drupal8Route;
+use Drupal\drupalmoduleupgrader\Routing\LinkBinding\LinkBinding;
+use Drupal\drupalmoduleupgrader\Routing\LinkIndex;
+use Drupal\Tests\UnitTestCase;
+use Symfony\Component\Routing\Route;
+
+/**
+ * @group DMU.Routing
+ */
+class LinkBindingTest extends UnitTestCase {
+
+ private $source, $destination;
+
+ public function __construct() {
+ $item = array(
+ 'title' => 'Diff',
+ 'description' => 'Diff settings.',
+ 'file' => 'diff.admin.inc',
+ 'page callback' => 'drupal_get_form',
+ 'page arguments' => array('diff_admin_settings'),
+ 'access arguments' => array('administer site configuration'),
+ );
+ $this->source = new Drupal7Route('admin/config/content/diff', $item);
+ $this->destination = new Drupal8Route('diff.settings', new Route('/admin/config/content/diff'), $this->getMock('\Drupal\Core\Routing\RouteProviderInterface'));
+ }
+
+ private function getMockBinding() {
+ return new LinkBinding($this->source, $this->destination);
+ }
+
+ public function testGetSource() {
+ $this->assertSame($this->source, $this->getMockBinding()->getSource());
+ }
+
+ public function testGetDestination() {
+ $this->assertSame($this->destination, $this->getMockBinding()->getDestination());
+ }
+
+ public function testGetIdentifier() {
+ $this->assertSame('diff.settings', $this->getMockBinding()->getIdentifier());
+ }
+
+ public function testOnIndexed() {
+ $binding = $this->getMockBinding();
+ $index = new LinkIndex();
+ $index->addBinding($binding);
+ $this->assertSame('diff.settings', $binding->getIdentifier());
+
+ // If a binding is added with the same identifier (which could easily happen,
+ // depending on how the binding computes its identifier), _0, _1, etc. should
+ // be appended to it by the index.
+ $clone = clone $binding;
+ $index->addBinding($clone);
+ $this->assertSame('diff.settings_0', $clone->getIdentifier());
+ }
+
+ public function testBuild() {
+ $link = $this->getMockBinding()->build();
+ $this->assertEquals('diff.settings', $link['route_name']);
+ $this->assertEquals('Diff', $link['title']);
+ $this->assertArrayNotHasKey('weight', $link);
+ }
+
+}