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gh-128404: Remove `asyncio from test_builtin` (#128403)
Co-authored-by: Kumar Aditya <kumaraditya@python.org>
This commit is contained in:
Thomas Grainger
GitHub
parent
8e48a6edc7
commit
9ba0528537
1 changed files with 60 additions and 55 deletions
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@ -1,7 +1,6 @@
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# Python test set -- built-in functions
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import ast
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import asyncio
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import builtins
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import collections
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import contextlib
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@ -31,7 +30,8 @@ from textwrap import dedent
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from types import AsyncGeneratorType, FunctionType, CellType
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from operator import neg
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from test import support
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from test.support import (cpython_only, swap_attr, maybe_get_event_loop_policy)
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from test.support import cpython_only, swap_attr
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from test.support import async_yield, run_yielding_async_fn
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from test.support.import_helper import import_module
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from test.support.os_helper import (EnvironmentVarGuard, TESTFN, unlink)
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from test.support.script_helper import assert_python_ok
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@ -414,10 +414,6 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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msg=f"source={source} mode={mode}")
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@unittest.skipIf(
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support.is_emscripten or support.is_wasi,
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"socket.accept is broken"
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)
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def test_compile_top_level_await(self):
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"""Test whether code with top level await can be compiled.
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@ -432,13 +428,25 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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for i in range(n):
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yield i
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class Lock:
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async def __aenter__(self):
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return self
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async def __aexit__(self, *exc_info):
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pass
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async def sleep(delay, result=None):
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assert delay == 0
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await async_yield(None)
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return result
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modes = ('single', 'exec')
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optimizations = (-1, 0, 1, 2)
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code_samples = [
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'''a = await asyncio.sleep(0, result=1)''',
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'''a = await sleep(0, result=1)''',
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'''async for i in arange(1):
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a = 1''',
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'''async with asyncio.Lock() as l:
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'''async with Lock() as l:
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a = 1''',
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'''a = [x async for x in arange(2)][1]''',
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'''a = 1 in {x async for x in arange(2)}''',
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@ -446,16 +454,16 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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'''a = [x async for x in arange(2) async for x in arange(2)][1]''',
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'''a = [x async for x in (x async for x in arange(5))][1]''',
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'''a, = [1 for x in {x async for x in arange(1)}]''',
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'''a = [await asyncio.sleep(0, x) async for x in arange(2)][1]''',
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'''a = [await sleep(0, x) async for x in arange(2)][1]''',
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# gh-121637: Make sure we correctly handle the case where the
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# async code is optimized away
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'''assert not await asyncio.sleep(0); a = 1''',
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'''assert not await sleep(0); a = 1''',
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'''assert [x async for x in arange(1)]; a = 1''',
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'''assert {x async for x in arange(1)}; a = 1''',
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'''assert {x: x async for x in arange(1)}; a = 1''',
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'''
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if (a := 1) and __debug__:
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async with asyncio.Lock() as l:
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async with Lock() as l:
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pass
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''',
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'''
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@ -464,36 +472,31 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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pass
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''',
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]
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policy = maybe_get_event_loop_policy()
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try:
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for mode, code_sample, optimize in product(modes, code_samples, optimizations):
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with self.subTest(mode=mode, code_sample=code_sample, optimize=optimize):
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source = dedent(code_sample)
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with self.assertRaises(
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SyntaxError, msg=f"source={source} mode={mode}"):
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compile(source, '?', mode, optimize=optimize)
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for mode, code_sample, optimize in product(modes, code_samples, optimizations):
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with self.subTest(mode=mode, code_sample=code_sample, optimize=optimize):
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source = dedent(code_sample)
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with self.assertRaises(
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SyntaxError, msg=f"source={source} mode={mode}"):
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compile(source, '?', mode, optimize=optimize)
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co = compile(source,
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'?',
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mode,
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flags=ast.PyCF_ALLOW_TOP_LEVEL_AWAIT,
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optimize=optimize)
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co = compile(source,
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'?',
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mode,
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flags=ast.PyCF_ALLOW_TOP_LEVEL_AWAIT,
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optimize=optimize)
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self.assertEqual(co.co_flags & CO_COROUTINE, CO_COROUTINE,
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msg=f"source={source} mode={mode}")
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self.assertEqual(co.co_flags & CO_COROUTINE, CO_COROUTINE,
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msg=f"source={source} mode={mode}")
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# test we can create and advance a function type
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globals_ = {'asyncio': asyncio, 'a': 0, 'arange': arange}
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async_f = FunctionType(co, globals_)
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asyncio.run(async_f())
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self.assertEqual(globals_['a'], 1)
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# test we can create and advance a function type
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globals_ = {'Lock': Lock, 'a': 0, 'arange': arange, 'sleep': sleep}
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run_yielding_async_fn(FunctionType(co, globals_))
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self.assertEqual(globals_['a'], 1)
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# test we can await-eval,
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globals_ = {'asyncio': asyncio, 'a': 0, 'arange': arange}
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asyncio.run(eval(co, globals_))
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self.assertEqual(globals_['a'], 1)
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finally:
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asyncio._set_event_loop_policy(policy)
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# test we can await-eval,
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globals_ = {'Lock': Lock, 'a': 0, 'arange': arange, 'sleep': sleep}
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run_yielding_async_fn(lambda: eval(co, globals_))
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self.assertEqual(globals_['a'], 1)
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def test_compile_top_level_await_invalid_cases(self):
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# helper function just to check we can run top=level async-for
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@ -501,6 +504,13 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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for i in range(n):
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yield i
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class Lock:
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async def __aenter__(self):
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return self
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async def __aexit__(self, *exc_info):
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pass
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modes = ('single', 'exec')
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code_samples = [
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'''def f(): await arange(10)\n''',
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@ -511,27 +521,22 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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a = 1
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''',
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'''def f():
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async with asyncio.Lock() as l:
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async with Lock() as l:
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a = 1
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'''
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]
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policy = maybe_get_event_loop_policy()
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try:
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for mode, code_sample in product(modes, code_samples):
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source = dedent(code_sample)
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with self.assertRaises(
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SyntaxError, msg=f"source={source} mode={mode}"):
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compile(source, '?', mode)
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with self.assertRaises(
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SyntaxError, msg=f"source={source} mode={mode}"):
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co = compile(source,
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'?',
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mode,
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flags=ast.PyCF_ALLOW_TOP_LEVEL_AWAIT)
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finally:
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asyncio._set_event_loop_policy(policy)
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for mode, code_sample in product(modes, code_samples):
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source = dedent(code_sample)
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with self.assertRaises(
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SyntaxError, msg=f"source={source} mode={mode}"):
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compile(source, '?', mode)
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with self.assertRaises(
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SyntaxError, msg=f"source={source} mode={mode}"):
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co = compile(source,
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'?',
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mode,
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flags=ast.PyCF_ALLOW_TOP_LEVEL_AWAIT)
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def test_compile_async_generator(self):
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"""
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@ -542,7 +547,7 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
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code = dedent("""async def ticker():
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for i in range(10):
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yield i
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await asyncio.sleep(0)""")
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await sleep(0)""")
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co = compile(code, '?', 'exec', flags=ast.PyCF_ALLOW_TOP_LEVEL_AWAIT)
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glob = {}
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