Update Composer, update everything

web/core/tests/Drupal/Tests/AssertHelperTraitTest.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Drupal\Tests;
+
+use Drupal\Core\Render\Markup;
+
+/**
+ * @coversDefaultClass \Drupal\Tests\AssertHelperTrait
+ * @group simpletest
+ * @group Tests
+ */
+class AssertHelperTraitTest extends UnitTestCase {
+
+  /**
+   * @covers ::castSafeStrings
+   * @dataProvider providerCastSafeStrings
+   */
+  public function testCastSafeStrings($expected, $value) {
+    $class = new AssertHelperTestClass();
+    $this->assertSame($expected, $class->testMethod($value));
+  }
+
+  public function providerCastSafeStrings() {
+    $safe_string = Markup::create('test safe string');
+    return [
+      ['test simple string', 'test simple string'],
+      [['test simple array', 'test simple array'], ['test simple array', 'test simple array']],
+      ['test safe string', $safe_string],
+      [['test safe string', 'test safe string'], [$safe_string, $safe_string]],
+      [['test safe string', 'mixed array', 'test safe string'], [$safe_string, 'mixed array', $safe_string]],
+    ];
+  }
+
+}
+
+class AssertHelperTestClass {
+  use AssertHelperTrait;
+
+  public function testMethod($value) {
+    return $this->castSafeStrings($value);
+  }
+
+}