ray/test/runtest.py
2016-06-20 16:51:18 -07:00

294 lines
11 KiB
Python

import unittest
import ray
import ray.serialization as serialization
import ray.services as services
import ray.worker as worker
import numpy as np
import time
import subprocess32 as subprocess
import os
import test_functions
import ray.arrays.remote as ra
import ray.arrays.distributed as da
class SerializationTest(unittest.TestCase):
def roundTripTest(self, worker, data):
serialized, _ = serialization.serialize(worker.handle, data)
result = serialization.deserialize(worker.handle, serialized)
self.assertEqual(data, result)
def numpyTypeTest(self, worker, typ):
a = np.random.randint(0, 10, size=(100, 100)).astype(typ)
b, _ = serialization.serialize(worker.handle, a)
c = serialization.deserialize(worker.handle, b)
self.assertTrue((a == c).all())
def testSerialize(self):
[w] = services.start_singlenode_cluster(return_drivers=True)
self.roundTripTest(w, [1, "hello", 3.0])
self.roundTripTest(w, 42)
self.roundTripTest(w, "hello world")
self.roundTripTest(w, 42.0)
self.roundTripTest(w, (1.0, "hi"))
self.roundTripTest(w, None)
self.roundTripTest(w, (None, None))
self.roundTripTest(w, ("hello", None))
self.roundTripTest(w, True)
self.roundTripTest(w, False)
self.roundTripTest(w, (True, False))
self.roundTripTest(w, {True: "hello", False: "world"})
self.roundTripTest(w, {"hello" : "world", 1: 42, 1.0: 45})
self.roundTripTest(w, {})
a = np.zeros((100, 100))
res, _ = serialization.serialize(w.handle, a)
b = serialization.deserialize(w.handle, res)
self.assertTrue((a == b).all())
self.numpyTypeTest(w, 'int8')
self.numpyTypeTest(w, 'uint8')
# self.numpyTypeTest('int16') # TODO(pcm): implement this
# self.numpyTypeTest('int32') # TODO(pcm): implement this
self.numpyTypeTest(w, 'float32')
self.numpyTypeTest(w, 'float64')
ref0 = ray.push(0, w)
ref1 = ray.push(0, w)
ref2 = ray.push(0, w)
ref3 = ray.push(0, w)
a = np.array([[ref0, ref1], [ref2, ref3]])
capsule, _ = serialization.serialize(w.handle, a)
result = serialization.deserialize(w.handle, capsule)
self.assertTrue((a == result).all())
self.roundTripTest(w, ref0)
self.roundTripTest(w, [ref0, ref1, ref2, ref3])
self.roundTripTest(w, {'0': ref0, '1': ref1, '2': ref2, '3': ref3})
self.roundTripTest(w, (ref0, 1))
services.cleanup()
class ObjStoreTest(unittest.TestCase):
# Test setting up object stores, transfering data between them and retrieving data to a client
def testObjStore(self):
[w1, w2] = services.start_singlenode_cluster(return_drivers=True, num_objstores=2, num_workers_per_objstore=0)
# pushing and pulling an object shouldn't change it
for data in ["h", "h" * 10000, 0, 0.0]:
objref = ray.push(data, w1)
result = ray.pull(objref, w1)
self.assertEqual(result, data)
# pushing an object, shipping it to another worker, and pulling it shouldn't change it
for data in ["h", "h" * 10000, 0, 0.0, [1, 2, 3, "a", (1, 2)], ("a", ("b", 3))]:
objref = worker.push(data, w1)
result = worker.pull(objref, w2)
self.assertEqual(result, data)
# pushing an array, shipping it to another worker, and pulling it shouldn't change it
for data in [np.zeros([10, 20]), np.random.normal(size=[45, 25])]:
objref = worker.push(data, w1)
result = worker.pull(objref, w2)
self.assertTrue(np.alltrue(result == data))
"""
# pulling multiple times shouldn't matter
for data in [np.zeros([10, 20]), np.random.normal(size=[45, 25]), np.zeros([10, 20], dtype=np.dtype("float64")), np.zeros([10, 20], dtype=np.dtype("float32")), np.zeros([10, 20], dtype=np.dtype("int64")), np.zeros([10, 20], dtype=np.dtype("int32"))]:
objref = worker.push(data, w1)
result = worker.pull(objref, w2)
result = worker.pull(objref, w2)
result = worker.pull(objref, w2)
self.assertTrue(np.alltrue(result == data))
"""
# shipping a numpy array inside something else should be fine
data = ("a", np.random.normal(size=[10, 10]))
objref = worker.push(data, w1)
result = worker.pull(objref, w2)
self.assertTrue(data[0] == result[0])
self.assertTrue(np.alltrue(data[1] == result[1]))
# shipping a numpy array inside something else should be fine
data = ["a", np.random.normal(size=[10, 10])]
objref = worker.push(data, w1)
result = worker.pull(objref, w2)
self.assertTrue(data[0] == result[0])
self.assertTrue(np.alltrue(data[1] == result[1]))
services.cleanup()
class WorkerTest(unittest.TestCase):
def testPushPull(self):
[w] = services.start_singlenode_cluster(return_drivers=True)
for i in range(100):
value_before = i * 10 ** 6
objref = ray.push(value_before, w)
value_after = ray.pull(objref, w)
self.assertEqual(value_before, value_after)
for i in range(100):
value_before = i * 10 ** 6 * 1.0
objref = ray.push(value_before, w)
value_after = ray.pull(objref, w)
self.assertEqual(value_before, value_after)
for i in range(100):
value_before = "h" * i
objref = ray.push(value_before, w)
value_after = ray.pull(objref, w)
self.assertEqual(value_before, value_after)
for i in range(100):
value_before = [1] * i
objref = ray.push(value_before, w)
value_after = ray.pull(objref, w)
self.assertEqual(value_before, value_after)
services.cleanup()
class APITest(unittest.TestCase):
def testObjRefAliasing(self):
worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
[w] = services.start_singlenode_cluster(return_drivers=True, num_workers_per_objstore=3, worker_path=worker_path)
objref = w.submit_task("test_functions.test_alias_f", [])
self.assertTrue(np.alltrue(ray.pull(objref[0], w) == np.ones([3, 4, 5])))
objref = w.submit_task("test_functions.test_alias_g", [])
self.assertTrue(np.alltrue(ray.pull(objref[0], w) == np.ones([3, 4, 5])))
objref = w.submit_task("test_functions.test_alias_h", [])
self.assertTrue(np.alltrue(ray.pull(objref[0], w) == np.ones([3, 4, 5])))
services.cleanup()
def testKeywordArgs(self):
worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=1, worker_path=worker_path)
x = test_functions.keyword_fct1(1)
self.assertEqual(ray.pull(x), "1 hello")
x = test_functions.keyword_fct1(1, "hi")
self.assertEqual(ray.pull(x), "1 hi")
x = test_functions.keyword_fct1(1, b="world")
self.assertEqual(ray.pull(x), "1 world")
x = test_functions.keyword_fct2(a="w", b="hi")
self.assertEqual(ray.pull(x), "w hi")
x = test_functions.keyword_fct2(b="hi", a="w")
self.assertEqual(ray.pull(x), "w hi")
x = test_functions.keyword_fct2(a="w")
self.assertEqual(ray.pull(x), "w world")
x = test_functions.keyword_fct2(b="hi")
self.assertEqual(ray.pull(x), "hello hi")
x = test_functions.keyword_fct2("w")
self.assertEqual(ray.pull(x), "w world")
x = test_functions.keyword_fct2("w", "hi")
self.assertEqual(ray.pull(x), "w hi")
x = test_functions.keyword_fct3(0, 1, c="w", d="hi")
self.assertEqual(ray.pull(x), "0 1 w hi")
x = test_functions.keyword_fct3(0, 1, d="hi", c="w")
self.assertEqual(ray.pull(x), "0 1 w hi")
x = test_functions.keyword_fct3(0, 1, c="w")
self.assertEqual(ray.pull(x), "0 1 w world")
x = test_functions.keyword_fct3(0, 1, d="hi")
self.assertEqual(ray.pull(x), "0 1 hello hi")
x = test_functions.keyword_fct3(0, 1)
self.assertEqual(ray.pull(x), "0 1 hello world")
services.cleanup()
def testVariableNumberOfArgs(self):
worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=1, worker_path=worker_path)
x = test_functions.varargs_fct1(0, 1, 2)
self.assertEqual(ray.pull(x), "0 1 2")
x = test_functions.varargs_fct2(0, 1, 2)
self.assertEqual(ray.pull(x), "1 2")
self.assertTrue(test_functions.kwargs_exception_thrown)
self.assertTrue(test_functions.varargs_and_kwargs_exception_thrown)
services.cleanup()
class TaskStatusTest(unittest.TestCase):
def testFailedTask(self):
worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=3, worker_path=worker_path)
test_functions.test_alias_f()
test_functions.throw_exception_fct()
test_functions.throw_exception_fct()
time.sleep(1)
result = ray.task_info()
self.assertTrue(len(result['failed_tasks']) == 2)
task_ids = set()
for task in result['failed_tasks']:
self.assertTrue(task.has_key('worker_address'))
self.assertTrue(task.has_key('operationid'))
self.assertEqual(task.get('error_message'), "Test function intentionally failed.")
self.assertTrue(task['operationid'] not in task_ids)
task_ids.add(task['operationid'])
class ReferenceCountingTest(unittest.TestCase):
def testDeallocation(self):
worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=3, worker_path=worker_path)
x = test_functions.test_alias_f()
ray.pull(x)
time.sleep(0.1)
objref_val = x.val
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val] == 1)
del x
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val] == -1) # -1 indicates deallocated
y = test_functions.test_alias_h()
ray.pull(y)
time.sleep(0.1)
objref_val = y.val
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [1, 0, 0])
del y
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, -1])
z = da.zeros([da.BLOCK_SIZE, 2 * da.BLOCK_SIZE], "float")
time.sleep(0.1)
objref_val = z.val
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [1, 1, 1])
del z
time.sleep(0.1)
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, -1])
x = ra.zeros([10, 10], "float")
y = ra.zeros([10, 10], "float")
z = ra.dot(x, y)
objref_val = x.val
time.sleep(0.1)
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [1, 1, 1])
del x
time.sleep(0.1)
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, 1, 1])
del y
time.sleep(0.1)
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, 1])
del z
time.sleep(0.1)
self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, -1])
services.cleanup()
if __name__ == '__main__':
unittest.main()