191 lines
4.9 KiB
Python
191 lines
4.9 KiB
Python
import pytest
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import capnp
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import os
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this_dir = os.path.dirname(__file__)
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@pytest.fixture
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def capability():
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return capnp.load(os.path.join(this_dir, 'test_capability.capnp'))
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class Server:
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def __init__(self, val=1):
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self.val = val
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def foo_context(self, context):
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extra = 0
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if context.params.j:
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extra = 1
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context.results.x = str(context.params.i * 5 + extra + self.val)
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def buz_context(self, context):
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context.results.x = context.params.i.host + '_test'
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class PipelineServer:
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def getCap_context(self, context):
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def _then(response):
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context.results.s = response.x + '_foo'
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context.results.outBox.cap = capability().TestInterface.new_server(Server(100))
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return context.params.inCap.foo(i=context.params.n).then(_then)
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def test_client_context(capability):
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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 = remote.wait()
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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 = remote.wait()
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assert response.x == '26'
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with pytest.raises(ValueError):
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client.foo2_request()
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req = client.foo_request()
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with pytest.raises(ValueError):
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req.i = 'foo'
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req = client.foo_request()
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with pytest.raises(ValueError):
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req.baz = 1
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def test_simple_client_context(capability):
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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 = remote.wait()
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assert response.x == '26'
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remote = client.foo(i=5)
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response = remote.wait()
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assert response.x == '26'
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remote = client.foo(i=5, j=True)
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response = remote.wait()
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assert response.x == '27'
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remote = client.foo(5)
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response = remote.wait()
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assert response.x == '26'
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remote = client.foo(5, True)
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response = remote.wait()
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assert response.x == '27'
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remote = client.foo(5, j=True)
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response = remote.wait()
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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 = remote.wait()
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assert response.x == 'localhost_test'
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with pytest.raises(ValueError):
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remote = client.foo(5, 10)
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with pytest.raises(ValueError):
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remote = client.foo(5, True, 100)
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with pytest.raises(ValueError):
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remote = client.foo(i='foo')
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with pytest.raises(ValueError):
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remote = client.foo2(i=5)
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with pytest.raises(ValueError):
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remote = client.foo(baz=5)
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def test_pipeline_context(capability):
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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 = pipelinePromise.wait()
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assert response.x == '150'
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response = remote.wait()
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assert response.s == '26_foo'
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class BadServer:
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def __init__(self, val=1):
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self.val = val
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def foo_context(self, context):
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context.results.x = str(context.params.i * 5 + self.val)
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context.results.x2 = 5 # raises exception
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def test_exception_client_context(capability):
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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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remote.wait()
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class BadPipelineServer:
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def getCap_context(self, context):
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def _then(response):
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context.results.s = response.x + '_foo'
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context.results.outBox.cap = capability().TestInterface.new_server(Server(100))
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def _error(error):
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raise Exception('test was a success')
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return context.params.inCap.foo(i=context.params.n).then(_then, _error)
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def test_exception_chain_context(capability):
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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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remote.wait()
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except Exception as e:
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assert 'test was a success' in str(e)
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def test_pipeline_exception_context(capability):
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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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loop.wait(pipelinePromise)
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with pytest.raises(Exception):
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remote.wait()
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def test_casting_context(capability):
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client = capability.TestExtends._new_client(Server())
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client2 = client.upcast(capability.TestInterface)
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client3 = 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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