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119 lines
3.5 KiB
Python
119 lines
3.5 KiB
Python
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import subprocess
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import time
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import unittest2
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import testlib
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import mitogen.master
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class ScanCodeImportsTest(unittest2.TestCase):
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func = staticmethod(mitogen.master.scan_code_imports)
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def test_simple(self):
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co = compile(open(__file__).read(), __file__, 'exec')
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self.assertEquals(list(self.func(co)), [
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(-1, 'subprocess', ()),
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(-1, 'time', ()),
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(-1, 'unittest2', ()),
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(-1, 'testlib', ()),
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(-1, 'mitogen.master', ()),
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])
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class IterReadTest(unittest2.TestCase):
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func = staticmethod(mitogen.master.iter_read)
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def make_proc(self):
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args = [testlib.data_path('iter_read_generator.sh')]
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proc = subprocess.Popen(args, stdout=subprocess.PIPE)
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mitogen.core.set_nonblock(proc.stdout.fileno())
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return proc
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def test_no_deadline(self):
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proc = self.make_proc()
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try:
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reader = self.func(proc.stdout.fileno())
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for i, chunk in enumerate(reader, 1):
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self.assertEqual(i, int(chunk))
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if i > 3:
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break
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finally:
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proc.terminate()
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def test_deadline_exceeded_before_call(self):
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proc = self.make_proc()
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reader = self.func(proc.stdout.fileno(), 0)
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try:
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got = []
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try:
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for chunk in reader:
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got.append(chunk)
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assert 0, 'TimeoutError not raised'
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except mitogen.core.TimeoutError:
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self.assertEqual(len(got), 0)
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finally:
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proc.terminate()
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def test_deadline_exceeded_during_call(self):
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proc = self.make_proc()
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reader = self.func(proc.stdout.fileno(), time.time() + 0.4)
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try:
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got = []
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try:
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for chunk in reader:
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got.append(chunk)
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assert 0, 'TimeoutError not raised'
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except mitogen.core.TimeoutError:
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# Give a little wiggle room in case of imperfect scheduling.
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# Ideal number should be 9.
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self.assertLess(3, len(got))
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self.assertLess(len(got), 5)
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finally:
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proc.terminate()
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class WriteAllTest(unittest2.TestCase):
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func = staticmethod(mitogen.master.write_all)
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def make_proc(self):
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args = [testlib.data_path('write_all_consumer.sh')]
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proc = subprocess.Popen(args, stdin=subprocess.PIPE)
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mitogen.core.set_nonblock(proc.stdin.fileno())
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return proc
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ten_ms_chunk = ('x' * 65535)
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def test_no_deadline(self):
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proc = self.make_proc()
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try:
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self.func(proc.stdin.fileno(), self.ten_ms_chunk)
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finally:
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proc.terminate()
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def test_deadline_exceeded_before_call(self):
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proc = self.make_proc()
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try:
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self.assertRaises(mitogen.core.TimeoutError, (
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lambda: self.func(proc.stdin.fileno(), self.ten_ms_chunk, 0)
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))
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finally:
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proc.terminate()
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def test_deadline_exceeded_during_call(self):
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proc = self.make_proc()
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try:
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deadline = time.time() + 0.1 # 100ms deadline
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self.assertRaises(mitogen.core.TimeoutError, (
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lambda: self.func(proc.stdin.fileno(),
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self.ten_ms_chunk * 100, # 1s of data
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deadline)
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))
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finally:
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proc.terminate()
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if __name__ == '__main__':
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unittest2.main()
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