test: update testcases

Author: SunBK201

scubatrace/file.py

@@ -14,7 +14,7 @@
 from .clazz import Class
 from .function import Function
 from .identifier import Identifier
-from .statement import BlockStatement, SimpleStatement, Statement
+from .statement import BlockStatement, Statement
 
 if TYPE_CHECKING:
     from .project import Project