Correcting some gaps

·  Added a second test for chinpei215 request.
· use "||" instead of "or" in conditionals
· "elseif" instead of "else if"

Author: tzaoh

src/Filesystem/Folder.php

@@ -213,10 +213,10 @@ public function read($sort = self::SORT_NAME, $exceptions = false, $fullPath = f
         }
 
         if ($sort || $this->sort) {
-            if ($sort === self::SORT_TIME or $this->sort === self::SORT_TIME) {
+            if ($sort === self::SORT_TIME || $this->sort === self::SORT_TIME) {
                 ksort($dirs);
                 ksort($files);
-            } else if ($sort === self::SORT_NAME or $this->sort === self::SORT_NAME) {
+            } elseif ($sort === self::SORT_NAME || $this->sort === self::SORT_NAME) {
                 sort($dirs);
                 sort($files);
             }

tests/TestCase/Filesystem/FolderTest.php

@@ -1271,4 +1271,31 @@ public function testSortByTime()
 
         $this->assertSame(['file_2.tmp', 'file_1.tmp'], $results);
     }
+
+    /**
+     * testSortByTime2 method
+     *
+     * Verify that the order using modified time is correct.
+     *
+     * @return void
+     */
+    public function testSortByTime2()
+    {
+        $Folder = new Folder(TMP . 'tests', true);
+
+        $fileA = new File($Folder->pwd() . DS . 'a.txt');
+        $fileA->create();
+
+        $fileC = new File($Folder->pwd() . DS . 'c.txt');
+        $fileC->create();
+
+        sleep(1);
+
+        $fileB = new File($Folder->pwd() . DS . 'b.txt');
+        $fileB->create();
+
+        $results = $Folder->find('.*', Folder::SORT_TIME);
+
+        $this->assertSame(['a.txt', 'c.txt', 'b.txt'], $results);
+    }
 }