public function testFixup()
 {
     $collection = array("foo", "bar", "baz");
     $validator = new ezcConsoleQuestionDialogCollectionValidator($collection, null);
     $this->assertEquals("foo", $validator->fixup("foo"));
     $this->assertEquals("FOO", $validator->fixup("FOO"));
     $validator->conversion = ezcConsoleQuestionDialogCollectionValidator::CONVERT_UPPER;
     $this->assertEquals("FOO", $validator->fixup("foo"));
     $this->assertEquals("FOO", $validator->fixup("FOO"));
     $validator->conversion = ezcConsoleQuestionDialogCollectionValidator::CONVERT_LOWER;
     $this->assertEquals("foo", $validator->fixup("foo"));
     $this->assertEquals("foo", $validator->fixup("FOO"));
     $this->assertEquals("", $validator->fixup(""));
     $validator->default = "foo";
     $this->assertEquals("foo", $validator->fixup(""));
 }