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Python

import ast
from dataclasses import dataclass
from pathlib import Path
from midas.checker.checker import TypeChecker
from midas.generator.generator import Generator
from midas.utils import TypedAST
from tests.base import Tester
@dataclass
class CaseResult:
compiled_ast: ast.AST = ast.Module([], [])
def dumps(self) -> str:
return ast.dump(self.compiled_ast, indent=2)
class GeneratorTester(Tester):
@property
def namespace(self) -> str:
return "generator"
@property
def extension(self) -> str:
return "txt"
def _list_tests(self) -> list[Path]:
return list(self.base_dir.rglob("*.py"))
def _exec_case(self, path: Path) -> CaseResult:
if not path.exists():
raise FileNotFoundError(f"Could not find test '{path}'")
if not path.is_file():
raise TypeError(f"Test '{path}' is not a file")
result: CaseResult = CaseResult()
checker = TypeChecker()
types_path: Path = path.with_suffix(".midas")
if types_path.exists():
checker.import_midas(types_path)
typed_ast: TypedAST = checker.type_check(path)
# Ignore errors and generate anyway, easier here and errors should be
# covered by checker tests
generator = Generator(workdir=path.parent, types=checker.types)
generator.set_src_path(path)
result.compiled_ast = generator.generate_ast(typed_ast)
return result
if __name__ == "__main__":
GeneratorTester.main()