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import ast
import pytest
from executing import Source
from inline_snapshot._change import CallArg
from inline_snapshot._change import Delete
from inline_snapshot._change import Replace
from inline_snapshot._change import apply_all
from inline_snapshot._inline_snapshot import snapshot
from inline_snapshot._rewrite_code import ChangeRecorder
from inline_snapshot._source_file import SourceFile
@pytest.fixture
def check_change(tmp_path):
i = 0
def w(source, changes, new_code):
nonlocal i
filename = tmp_path / f"test_{i}.py"
i += 1
filename.write_text(source)
print(f"\ntest: {source}")
source = Source.for_filename(filename)
module = source.tree
context = SourceFile(source)
call = module.body[0].value
assert isinstance(call, ast.Call)
cr = ChangeRecorder()
apply_all(changes(context, call), cr)
cr.virtual_write()
cr.dump()
assert list(cr.files())[0].source == new_code
return w
def test_change_function_args(check_change):
check_change(
"f(a,b=2)",
lambda source, call: [
Replace(
flag="fix",
file=source,
node=call.args[0],
new_code="22",
old_value=0,
new_value=0,
)
],
snapshot("f(22,b=2)"),
)
check_change(
"f(a,b=2)",
lambda source, call: [
Delete(
flag="fix",
file=source,
node=call.args[0],
old_value=0,
)
],
snapshot("f(b=2)"),
)
check_change(
"f(a,b=2)",
lambda source, call: [
CallArg(
flag="fix",
file=source,
node=call,
arg_pos=0,
arg_name=None,
new_code="22",
new_value=22,
)
],
snapshot("f(22, a,b=2)"),
)
|
