def test_automatic_pipeline_clocked():
"""Exercise AutomaticPipeline's clock functionality."""
print('Testing Automatic Pipeline with factory make_pipeline_delayed:')
pipeline = make_pipeline_delayed(AutomaticPipeline)
print(pipeline)
assert pipeline.update_clock(0) is None
write_bottom_chunked_buffers(pipeline.bottom)
assert pipeline.update_clock(0) == 1.0
assert not pipeline.top.has_receive()
assert pipeline.update_clock(0.5) == 1.0
assert not pipeline.top.has_receive()
assert pipeline.update_clock(0.99) == 1.0
assert not pipeline.top.has_receive()
assert pipeline.update_clock(1.0) is None
assert_bottom_events(pipeline.top)
print('Resetting clock...')
assert pipeline.update_clock(0) is None
write_top_events(pipeline.top)
assert pipeline.update_clock(0) == 1.0
assert pipeline.update_clock(0.5) == 1.0
assert not pipeline.bottom.to_write()
assert pipeline.update_clock(0.75) == 1.0
assert not pipeline.bottom.to_write()
assert pipeline.update_clock(1.5) is None
result = pipeline.bottom.to_write()
assert result == HIGHER_CHUNKED_STREAM
def test_automatic_pipeline_loopback():
"""Exercise ManualPipeline's interface."""
print('Testing Automatic Pipeline with factory make_pipeline_loopback:')
automatic_pipeline = make_pipeline_loopback(AutomaticPipeline)
print(automatic_pipeline)
write_bottom_chunked_buffers(automatic_pipeline.bottom)
result = automatic_pipeline.bottom.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == LOWER_CHUNKED_STREAM
def test_manual_pipeline_loopback():
"""Exercise ManualPipeline's interface."""
print('Testing Manual Pipeline with factory make_pipeline_loopback:')
manual_pipeline = make_pipeline_loopback(ManualPipeline)
print(manual_pipeline)
write_bottom_chunked_buffers(manual_pipeline.bottom)
assert manual_pipeline.sync() is None
result = manual_pipeline.bottom.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == LOWER_CHUNKED_STREAM
def test_automatic_pipeline(pipeline_factory):
"""Exercise AutomaticPipeline's interface."""
print('Testing Automatic Pipeline with factory {}:'.format(
pipeline_factory.__name__))
automatic_pipeline = pipeline_factory(AutomaticPipeline)
print(automatic_pipeline)
# Read/write on links
write_bottom_chunked_buffers(automatic_pipeline.bottom)
assert_bottom_events(automatic_pipeline.top)
write_top_events(automatic_pipeline.top)
result = automatic_pipeline.bottom.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == HIGHER_CHUNKED_STREAM
# Read/write on pipeline
write_bottom_chunked_buffers(automatic_pipeline)
assert_bottom_events(automatic_pipeline)
write_top_events(automatic_pipeline)
result = automatic_pipeline.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == HIGHER_CHUNKED_STREAM
def test_manual_pipeline(pipeline_factory):
"""Exercise ManualPipeline's interface."""
print('Testing Manual Pipeline with factory {}:'.format(
pipeline_factory.__name__))
pipeline = pipeline_factory(ManualPipeline)
print(pipeline)
# Read/write on links with directional sync
write_bottom_chunked_buffers(pipeline.bottom)
assert pipeline.sync_up() is None
assert_bottom_events(pipeline.top)
write_top_events(pipeline.top)
assert pipeline.sync_down() is None
result = pipeline.bottom.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == HIGHER_CHUNKED_STREAM
# Read/write on links with bidirectional sync
write_bottom_chunked_buffers(pipeline.bottom)
assert pipeline.sync() is None
assert_bottom_events(pipeline.top)
write_top_events(pipeline.top)
assert pipeline.sync() is None
result = pipeline.bottom.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == HIGHER_CHUNKED_STREAM
# Read/write on pipe with bidirectionl sync
write_bottom_chunked_buffers(pipeline)
assert pipeline.sync() is None
assert_bottom_events(pipeline)
write_top_events(pipeline)
assert pipeline.sync() is None
result = pipeline.to_write()
print('Pipeline bottom wrote to stream: {}'.format(result))
assert result == HIGHER_CHUNKED_STREAM