|
7 | 7 |
|
8 | 8 | import isort |
9 | 9 | import libcst as cst |
10 | | -import libcst.matchers as m |
| 10 | +from libcst.metadata import PositionProvider |
11 | 11 |
|
12 | 12 | from codeflash.cli_cmds.console import logger |
13 | 13 | from codeflash.code_utils.code_extractor import add_global_assignments, add_needed_imports_from_module |
@@ -37,6 +37,55 @@ def normalize_code(code: str) -> str: |
37 | 37 | return ast.unparse(normalize_node(ast.parse(code))) |
38 | 38 |
|
39 | 39 |
|
| 40 | +class AddRequestArgument(cst.CSTTransformer): |
| 41 | + METADATA_DEPENDENCIES = (PositionProvider,) |
| 42 | + |
| 43 | + def leave_FunctionDef(self, original_node: cst.FunctionDef, updated_node: cst.FunctionDef) -> cst.FunctionDef: |
| 44 | + # Matcher for '@fixture' or '@pytest.fixture' |
| 45 | + for decorator in original_node.decorators: |
| 46 | + dec = decorator.decorator |
| 47 | + |
| 48 | + if isinstance(dec, cst.Call): |
| 49 | + func_name = "" |
| 50 | + if isinstance(dec.func, cst.Attribute) and isinstance(dec.func.value, cst.Name): |
| 51 | + if dec.func.attr.value == "fixture" and dec.func.value.value == "pytest": |
| 52 | + func_name = "pytest.fixture" |
| 53 | + elif isinstance(dec.func, cst.Name) and dec.func.value == "fixture": |
| 54 | + func_name = "fixture" |
| 55 | + |
| 56 | + if func_name: |
| 57 | + for arg in dec.args: |
| 58 | + if ( |
| 59 | + arg.keyword |
| 60 | + and arg.keyword.value == "autouse" |
| 61 | + and isinstance(arg.value, cst.Name) |
| 62 | + and arg.value.value == "True" |
| 63 | + ): |
| 64 | + args = updated_node.params.params |
| 65 | + arg_names = {arg.name.value for arg in args} |
| 66 | + |
| 67 | + # Skip if 'request' is already present |
| 68 | + if "request" in arg_names: |
| 69 | + return updated_node |
| 70 | + |
| 71 | + # Create a new 'request' param |
| 72 | + request_param = cst.Param(name=cst.Name("request")) |
| 73 | + |
| 74 | + # Add 'request' as the first argument (after 'self' or 'cls' if needed) |
| 75 | + if args: |
| 76 | + first_arg = args[0].name.value |
| 77 | + if first_arg in {"self", "cls"}: |
| 78 | + new_params = [args[0], request_param] + list(args[1:]) # noqa: RUF005 |
| 79 | + else: |
| 80 | + new_params = [request_param] + list(args) # noqa: RUF005 |
| 81 | + else: |
| 82 | + new_params = [request_param] |
| 83 | + |
| 84 | + new_param_list = updated_node.params.with_changes(params=new_params) |
| 85 | + return updated_node.with_changes(params=new_param_list) |
| 86 | + return updated_node |
| 87 | + |
| 88 | + |
40 | 89 | class PytestMarkAdder(cst.CSTTransformer): |
41 | 90 | """Transformer that adds pytest marks to test functions.""" |
42 | 91 |
|
@@ -106,41 +155,51 @@ def _create_pytest_mark(self) -> cst.Decorator: |
106 | 155 | class AutouseFixtureModifier(cst.CSTTransformer): |
107 | 156 | def leave_FunctionDef(self, original_node: cst.FunctionDef, updated_node: cst.FunctionDef) -> cst.FunctionDef: |
108 | 157 | # Matcher for '@fixture' or '@pytest.fixture' |
109 | | - fixture_decorator_func = m.Name("fixture") | m.Attribute(value=m.Name("pytest"), attr=m.Name("fixture")) |
110 | | - |
111 | 158 | for decorator in original_node.decorators: |
112 | | - if m.matches( |
113 | | - decorator, |
114 | | - m.Decorator( |
115 | | - decorator=m.Call( |
116 | | - func=fixture_decorator_func, args=[m.Arg(value=m.Name("True"), keyword=m.Name("autouse"))] |
117 | | - ) |
118 | | - ), |
119 | | - ): |
120 | | - # Found a matching fixture with autouse=True |
121 | | - |
122 | | - # 1. The original body of the function will become the 'else' block. |
123 | | - # updated_node.body is an IndentedBlock, which is what cst.Else expects. |
124 | | - else_block = cst.Else(body=updated_node.body) |
125 | | - |
126 | | - # 2. Create the new 'if' block that will exit the fixture early. |
127 | | - if_test = cst.parse_expression('request.node.get_closest_marker("codeflash_no_autouse")') |
128 | | - yield_statement = cst.parse_statement("yield") |
129 | | - if_body = cst.IndentedBlock(body=[yield_statement]) |
130 | | - |
131 | | - # 3. Construct the full if/else statement. |
132 | | - new_if_statement = cst.If(test=if_test, body=if_body, orelse=else_block) |
133 | | - |
134 | | - # 4. Replace the entire function's body with our new single statement. |
135 | | - return updated_node.with_changes(body=cst.IndentedBlock(body=[new_if_statement])) |
| 159 | + dec = decorator.decorator |
| 160 | + |
| 161 | + if isinstance(dec, cst.Call): |
| 162 | + func_name = "" |
| 163 | + if isinstance(dec.func, cst.Attribute) and isinstance(dec.func.value, cst.Name): |
| 164 | + if dec.func.attr.value == "fixture" and dec.func.value.value == "pytest": |
| 165 | + func_name = "pytest.fixture" |
| 166 | + elif isinstance(dec.func, cst.Name) and dec.func.value == "fixture": |
| 167 | + func_name = "fixture" |
| 168 | + |
| 169 | + if func_name: |
| 170 | + for arg in dec.args: |
| 171 | + if ( |
| 172 | + arg.keyword |
| 173 | + and arg.keyword.value == "autouse" |
| 174 | + and isinstance(arg.value, cst.Name) |
| 175 | + and arg.value.value == "True" |
| 176 | + ): |
| 177 | + # Found a matching fixture with autouse=True |
| 178 | + |
| 179 | + # 1. The original body of the function will become the 'else' block. |
| 180 | + # updated_node.body is an IndentedBlock, which is what cst.Else expects. |
| 181 | + else_block = cst.Else(body=updated_node.body) |
| 182 | + |
| 183 | + # 2. Create the new 'if' block that will exit the fixture early. |
| 184 | + if_test = cst.parse_expression('request.node.get_closest_marker("codeflash_no_autouse")') |
| 185 | + yield_statement = cst.parse_statement("yield") |
| 186 | + if_body = cst.IndentedBlock(body=[yield_statement]) |
| 187 | + |
| 188 | + # 3. Construct the full if/else statement. |
| 189 | + new_if_statement = cst.If(test=if_test, body=if_body, orelse=else_block) |
| 190 | + |
| 191 | + # 4. Replace the entire function's body with our new single statement. |
| 192 | + return updated_node.with_changes(body=cst.IndentedBlock(body=[new_if_statement])) |
136 | 193 | return updated_node |
137 | 194 |
|
138 | 195 |
|
139 | 196 | def disable_autouse(test_path: Path) -> str: |
140 | 197 | file_content = test_path.read_text(encoding="utf-8") |
141 | 198 | module = cst.parse_module(file_content) |
| 199 | + add_request_argument = AddRequestArgument() |
142 | 200 | disable_autouse_fixture = AutouseFixtureModifier() |
143 | | - modified_module = module.visit(disable_autouse_fixture) |
| 201 | + modified_module = module.visit(add_request_argument) |
| 202 | + modified_module = modified_module.visit(disable_autouse_fixture) |
144 | 203 | test_path.write_text(modified_module.code, encoding="utf-8") |
145 | 204 | return file_content |
146 | 205 |
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