fix: Default Value for select

WebFiori/Cli/Command.php

@@ -1445,8 +1445,9 @@ private function getDefaultChoiceHelper(array $choices, int $defaultIndex): ?str
             }
             $index++;
         }
+
+        return null;
     }
-
     /**
      * Validate user input and show error message if user input is invalid.
      * @param string $input

tests/WebFiori/Tests/Cli/CLICommandTest.php

@@ -1736,4 +1736,23 @@ public function testCommandExecutionWrapperMethodEnhanced() {
         $outputArray = $output->getOutputArray();
         $this->assertNotEmpty($outputArray); // TestCommand should produce some output
     }
+
+    /**
+     * Test select with multiple invalid inputs then empty input (framework scenario)
+     * @test
+     */
+    public function testSelectFrameworkScenario() {
+        $command = new TestCommand('test-cmd');
+        $output = new ArrayOutputStream();
+        $command->setOutputStream($output);
+
+        // Mimic framework test: empty input, invalid input 'XC', then valid input '0'
+        $input = new ArrayInputStream(['', 'XC', '0']);
+        $command->setInputStream($input);
+
+        $choices = ['AR', 'EN'];
+        $result = $command->select('In which language you would like to update?', $choices);
+
+        $this->assertEquals('AR', $result);
+    }
 }