mirror of
https://github.com/capnproto/pycapnp.git
synced 2025-03-04 08:24:43 +01:00
379 lines
9 KiB
Python
379 lines
9 KiB
Python
import pytest
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import capnp
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import test_capability_capnp as capability
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@pytest.fixture(autouse=True)
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async def kj_loop():
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async with capnp.kj_loop():
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yield
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class Server(capability.TestInterface.Server):
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def __init__(self, val=1):
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self.val = val
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async def foo(self, i, j, **kwargs):
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extra = 0
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if j:
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extra = 1
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return str(i * 5 + extra + self.val)
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async def buz(self, i, **kwargs):
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return i.host + "_test"
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async def bam(self, i, **kwargs):
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return str(i) + "_test", i
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class PipelineServer(capability.TestPipeline.Server):
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async def getCap(self, n, inCap, _context, **kwargs):
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response = await inCap.foo(i=n)
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_results = _context.results
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_results.s = response.x + "_foo"
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_results.outBox.cap = Server(100)
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async def test_client():
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client = capability.TestInterface._new_client(Server())
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req = client._request("foo")
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req.i = 5
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remote = req.send()
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response = await remote
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assert response.x == "26"
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req = client.foo_request()
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req.i = 5
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remote = req.send()
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response = await remote
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assert response.x == "26"
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with pytest.raises(AttributeError):
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client.foo2_request()
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req = client.foo_request()
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with pytest.raises(Exception):
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req.i = "foo"
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req = client.foo_request()
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with pytest.raises(AttributeError):
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req.baz = 1
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async def test_simple_client():
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client = capability.TestInterface._new_client(Server())
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remote = client._send("foo", i=5)
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response = await remote
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assert response.x == "26"
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remote = client.foo(i=5)
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response = await remote
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assert response.x == "26"
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remote = client.foo(i=5, j=True)
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response = await remote
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assert response.x == "27"
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remote = client.foo(5)
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response = await remote
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assert response.x == "26"
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remote = client.foo(5, True)
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response = await remote
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assert response.x == "27"
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remote = client.foo(5, j=True)
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response = await remote
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assert response.x == "27"
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remote = client.buz(capability.TestSturdyRefHostId.new_message(host="localhost"))
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response = await remote
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assert response.x == "localhost_test"
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remote = client.bam(i=5)
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response = await remote
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assert response.x == "5_test"
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assert response.i == 5
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with pytest.raises(Exception):
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remote = client.foo(5, 10)
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with pytest.raises(Exception):
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remote = client.foo(5, True, 100)
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with pytest.raises(Exception):
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remote = client.foo(i="foo")
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with pytest.raises(AttributeError):
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remote = client.foo2(i=5)
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with pytest.raises(Exception):
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remote = client.foo(baz=5)
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async def test_pipeline():
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client = capability.TestPipeline._new_client(PipelineServer())
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foo_client = capability.TestInterface._new_client(Server())
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remote = client.getCap(n=5, inCap=foo_client)
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outCap = remote.outBox.cap
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pipelinePromise = outCap.foo(i=10)
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response = await pipelinePromise
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assert response.x == "150"
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response = await remote
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assert response.s == "26_foo"
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class BadServer(capability.TestInterface.Server):
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def __init__(self, val=1):
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self.val = val
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async def foo(self, i, j, **kwargs):
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extra = 0
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if j:
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extra = 1
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return str(i * 5 + extra + self.val), 10 # returning too many args
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async def test_exception_client():
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client = capability.TestInterface._new_client(BadServer())
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remote = client._send("foo", i=5)
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with pytest.raises(capnp.KjException):
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await remote
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class BadPipelineServer(capability.TestPipeline.Server):
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async def getCap(self, n, inCap, _context, **kwargs):
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try:
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await inCap.foo(i=n)
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except capnp.KjException:
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raise Exception("test was a success")
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async def test_exception_chain():
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client = capability.TestPipeline._new_client(BadPipelineServer())
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foo_client = capability.TestInterface._new_client(BadServer())
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remote = client.getCap(n=5, inCap=foo_client)
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try:
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await remote
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except Exception as e:
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assert "test was a success" in str(e)
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async def test_pipeline_exception():
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client = capability.TestPipeline._new_client(BadPipelineServer())
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foo_client = capability.TestInterface._new_client(BadServer())
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remote = client.getCap(n=5, inCap=foo_client)
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outCap = remote.outBox.cap
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pipelinePromise = outCap.foo(i=10)
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with pytest.raises(Exception):
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await pipelinePromise
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with pytest.raises(Exception):
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await remote
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async def test_casting():
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client = capability.TestExtends._new_client(Server())
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client2 = client.upcast(capability.TestInterface)
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_ = client2.cast_as(capability.TestInterface)
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with pytest.raises(Exception):
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client.upcast(capability.TestPipeline)
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class TailCallOrder(capability.TestCallOrder.Server):
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def __init__(self):
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self.count = -1
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async def getCallSequence(self, expected, **kwargs):
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self.count += 1
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return self.count
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class TailCaller(capability.TestTailCaller.Server):
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def __init__(self):
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self.count = 0
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async def foo(self, i, callee, _context, **kwargs):
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self.count += 1
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tail = callee.foo_request(i=i, t="from TailCaller")
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return await _context.tail_call(tail)
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class TailCallee(capability.TestTailCallee.Server):
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def __init__(self):
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self.count = 0
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async def foo(self, i, t, _context, **kwargs):
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self.count += 1
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results = _context.results
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results.i = i
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results.t = t
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results.c = TailCallOrder()
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async def test_tail_call():
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callee_server = TailCallee()
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caller_server = TailCaller()
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callee = capability.TestTailCallee._new_client(callee_server)
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caller = capability.TestTailCaller._new_client(caller_server)
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promise = caller.foo(i=456, callee=callee)
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dependent_call1 = promise.c.getCallSequence()
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response = await promise
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assert response.i == 456
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assert response.i == 456
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dependent_call2 = response.c.getCallSequence()
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dependent_call3 = response.c.getCallSequence()
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result = await dependent_call1
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assert result.n == 0
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result = await dependent_call2
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assert result.n == 1
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result = await dependent_call3
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assert result.n == 2
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assert callee_server.count == 1
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assert caller_server.count == 1
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async def test_cancel():
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client = capability.TestInterface._new_client(Server())
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req = client._request("foo")
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req.i = 5
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remote = req.send()
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remote.cancel()
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with pytest.raises(Exception):
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await remote
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req = client.foo(5)
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await req
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req.cancel() # Cancel a promise that was already consumed
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req = client.foo(5)
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req.cancel()
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with pytest.raises(Exception):
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await req
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req = client.foo(5)
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assert (await req).x == "26"
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with pytest.raises(Exception):
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await req
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async def test_double_send():
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client = capability.TestInterface._new_client(Server())
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req = client._request("foo")
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req.i = 5
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await req.send()
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with pytest.raises(Exception):
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await req.send()
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class PromiseJoinServer(capability.TestPipeline.Server):
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async def getCap(self, n, inCap, _context, **kwargs):
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res = await inCap.foo(i=n)
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response = await inCap.foo(i=int(res.x) + 1)
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_results = _context.results
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_results.s = response.x + "_bar"
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_results.outBox.cap = inCap
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async def test_promise_joining():
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client = capability.TestPipeline._new_client(PromiseJoinServer())
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foo_client = capability.TestInterface._new_client(Server())
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remote = client.getCap(n=5, inCap=foo_client)
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assert (await remote).s == "136_bar"
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class ExtendsServer(Server):
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async def qux(self, **kwargs):
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pass
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async def test_inheritance():
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client = capability.TestExtends._new_client(ExtendsServer())
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await client.qux()
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remote = client.foo(i=5)
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response = await remote
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assert response.x == "26"
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class PassedCapTest(capability.TestPassedCap.Server):
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async def foo(self, cap, _context, **kwargs):
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res = await cap.foo(5)
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_context.results.x = res.x
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async def test_null_cap():
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client = capability.TestPassedCap._new_client(PassedCapTest())
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assert (await client.foo(Server())).x == "26"
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with pytest.raises(capnp.KjException):
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await client.foo()
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class StructArgTest(capability.TestStructArg.Server):
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async def bar(self, a, b, **kwargs):
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return a + str(b)
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async def test_struct_args():
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client = capability.TestStructArg._new_client(StructArgTest())
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assert (await client.bar(a="test", b=1)).c == "test1"
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with pytest.raises(capnp.KjException):
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assert (await client.bar("test", 1)).c == "test1"
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class GenericTest(capability.TestGeneric.Server):
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async def foo(self, a, **kwargs):
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return a.as_text() + "test"
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async def test_generic():
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client = capability.TestGeneric._new_client(GenericTest())
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obj = capnp._MallocMessageBuilder().get_root_as_any()
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obj.set_as_text("anypointer_")
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assert (await client.foo(obj)).b == "anypointer_test"
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