fix: unit test error.

Author: inhere

test/BaseLibTestCase.php

@@ -2,7 +2,7 @@
 
 namespace Toolkit\StdlibTest;
 
-use Toolkit\Stdlib\Util\BasePhpTestCase;
+use Toolkit\Stdlib\Helper\BasePhpTestCase;
 
 /**
  * class BaseLibTestCase

test/Str/StrObjectTest.php renamed to test/Str/StrValueTest.php

@@ -10,13 +10,13 @@
 namespace Toolkit\StdlibTest\Str;
 
 use PHPUnit\Framework\TestCase;
-use Toolkit\Stdlib\Str\StrObject;
+use Toolkit\Stdlib\Str\StrValue;
 
-class StrObjectTest extends TestCase
+class StrValueTest extends TestCase
 {
     public function testStrObjectBasic(): void
     {
-        $s = StrObject::new('abc ');
+        $s = StrValue::new('abc ');
 
         self::assertEquals(4, $s->length());
         self::assertEquals('abc', $s->trimmed());

test/Util/OptionalTest.php

@@ -21,6 +21,7 @@ public function testOptionalBasic(): void
         $val = $o->filter(static function ($val) {
             return $val > 25;
         })->orElse(25);
+
         $this->assertEquals(25, $val);
     }
 
@@ -33,7 +34,7 @@ public function testOptional_or(): void
         });
 
         $val = $o->or(function () {
-            return 23;
+            return Optional::of(23);
         })->get();
 
         $this->assertEquals(23, $val);