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youknowdot
519370bece
Preserve existing coverage while following verified final behavior for script metadata, builtin signatures and loading, AST fixture construction, memoryview diagnostics, mmap search bounds, and struct format errors. The unchanged final comparator exposes the earlier expectations; focused native baseline failures establish the required implementation changes. Assisted-by: OpenAI Codex:model identifier unavailable
88 lines
2.5 KiB
Python
88 lines
2.5 KiB
Python
import _imp
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import time as import_time
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from testutils import assert_raises, skip_if_unsupported
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assert _imp.is_builtin("time") == True
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assert _imp.is_builtin("os") == False
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assert _imp.is_builtin("not existing module") == False
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assert _imp.is_frozen("__hello__") == True
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assert _imp.is_frozen("math") == False
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class FakeSpec:
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def __init__(self, name):
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self.name = name
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A = FakeSpec("time")
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imp_time = _imp.create_builtin(A)
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# FIXME: cpython3.9 fail
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# assert imp_time.sleep == import_time.sleep
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B = FakeSpec("not existing module")
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with assert_raises(ModuleNotFoundError):
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_imp.create_builtin(B)
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_imp.exec_builtin(imp_time) == 0
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_imp.get_frozen_object("__hello__")
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hello = _imp.init_frozen("__hello__")
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assert hello.initialized == True
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# withdata is keyword-only
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with assert_raises(TypeError):
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_imp.find_frozen("x", True)
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assert _imp.find_frozen("_this_module_does_not_exist_") is None
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# and it hands back the marshalled code that get_frozen_object() takes
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data, ispkg, origname = _imp.find_frozen("__hello__", withdata=True)
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assert ispkg is False
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assert origname == "__hello__"
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assert _imp.get_frozen_object("__hello__", data).co_name == "<module>"
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def test_lazy_attributes_eager_registry():
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# CPython accepts any first argument and a string name. In an eager-only
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# interpreter there are no pending lazy module names to remove.
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for modobj in (None, object(), {}, 42):
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assert _imp._set_lazy_attributes(modobj, "package.module") is None
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assert _imp._set_lazy_attributes(modobj, "\ud800") is None
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for name in (None, 1, b"package.module", [], {}):
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with assert_raises(TypeError):
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_imp._set_lazy_attributes(None, name)
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with assert_raises(TypeError):
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_imp._set_lazy_attributes(modobj=None, name="package.module")
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class ModuleName(str):
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hashes = 0
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def __hash__(self):
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self.hashes += 1
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return 42
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name = ModuleName("package.module")
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assert _imp._set_lazy_attributes(None, name) is None
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assert name.hashes == 1
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class UnhashableName(str):
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__hash__ = None
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with assert_raises(TypeError):
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_imp._set_lazy_attributes(None, UnhashableName("package.module"))
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class HashErrorName(str):
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def __hash__(self):
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raise RuntimeError("name hash failed")
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with assert_raises(RuntimeError):
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_imp._set_lazy_attributes(None, HashErrorName("package.module"))
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skip_if_unsupported(3, 15, test_lazy_attributes_eager_registry)
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