def test_pylab(self):
""" Does pylab work in the in-process kernel?
"""
km = BlockingInProcessKernelManager()
km.start_kernel()
km.shell_channel.execute('%pylab')
msg = get_stream_message(km)
self.assert_('Welcome to pylab' in msg['content']['data'])
def test_stdout(self):
""" Does the in-process kernel correctly capture IO?
"""
kernel = InProcessKernel()
with capture_output() as io:
kernel.shell.run_cell('print("foo")')
self.assertEqual(io.stdout, 'foo\n')
km = BlockingInProcessKernelManager(kernel=kernel)
kernel.frontends.append(km)
km.shell_channel.execute('print("bar")')
msg = get_stream_message(km)
self.assertEqual(msg['content']['data'], 'bar\n')
def test_raw_input(self):
""" Does the in-process kernel handle raw_input correctly?
"""
km = BlockingInProcessKernelManager()
km.start_kernel()
io = StringIO('foobar\n')
sys_stdin = sys.stdin
sys.stdin = io
try:
if py3compat.PY3:
km.shell_channel.execute('x = input()')
else:
km.shell_channel.execute('x = raw_input()')
finally:
sys.stdin = sys_stdin
self.assertEqual(km.kernel.shell.user_ns.get('x'), 'foobar')