mirror of
https://github.com/vale981/ray
synced 2025-03-06 10:31:39 -05:00
338 lines
12 KiB
Python
338 lines
12 KiB
Python
import unittest
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import ray
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import ray.serialization as serialization
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import ray.services as services
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import ray.worker as worker
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import numpy as np
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import time
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import subprocess32 as subprocess
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import os
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import test_functions
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import ray.arrays.remote as ra
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import ray.arrays.distributed as da
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RAY_TEST_OBJECTS = [[1, "hello", 3.0], 42, "hello world", 42.0,
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(1.0, "hi"), None, (None, None), ("hello", None),
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True, False, (True, False),
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{True: "hello", False: "world"},
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{"hello" : "world", 1: 42, 1.0: 45}, {}]
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class UserDefinedType(object):
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def __init__(self):
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pass
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def deserialize(self, primitives):
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return "user defined type"
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def serialize(self):
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return "user defined type"
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class SerializationTest(unittest.TestCase):
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def roundTripTest(self, worker, data):
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serialized, _ = serialization.serialize(worker.handle, data)
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result = serialization.deserialize(worker.handle, serialized)
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self.assertEqual(data, result)
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def numpyTypeTest(self, worker, typ):
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a = np.random.randint(0, 10, size=(100, 100)).astype(typ)
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b, _ = serialization.serialize(worker.handle, a)
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c = serialization.deserialize(worker.handle, b)
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self.assertTrue((a == c).all())
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def testSerialize(self):
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[w] = services.start_singlenode_cluster(return_drivers=True)
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for val in RAY_TEST_OBJECTS:
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self.roundTripTest(w, val)
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a = np.zeros((100, 100))
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res, _ = serialization.serialize(w.handle, a)
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b = serialization.deserialize(w.handle, res)
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self.assertTrue((a == b).all())
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self.numpyTypeTest(w, 'int8')
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self.numpyTypeTest(w, 'uint8')
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# self.numpyTypeTest('int16') # TODO(pcm): implement this
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# self.numpyTypeTest('int32') # TODO(pcm): implement this
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self.numpyTypeTest(w, 'float32')
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self.numpyTypeTest(w, 'float64')
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ref0 = ray.push(0, w)
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ref1 = ray.push(0, w)
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ref2 = ray.push(0, w)
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ref3 = ray.push(0, w)
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a = np.array([[ref0, ref1], [ref2, ref3]])
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capsule, _ = serialization.serialize(w.handle, a)
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result = serialization.deserialize(w.handle, capsule)
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self.assertTrue((a == result).all())
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self.roundTripTest(w, ref0)
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self.roundTripTest(w, [ref0, ref1, ref2, ref3])
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self.roundTripTest(w, {'0': ref0, '1': ref1, '2': ref2, '3': ref3})
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self.roundTripTest(w, (ref0, 1))
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services.cleanup()
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class ObjStoreTest(unittest.TestCase):
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# Test setting up object stores, transfering data between them and retrieving data to a client
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def testObjStore(self):
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[w1, w2] = services.start_singlenode_cluster(return_drivers=True, num_objstores=2, num_workers_per_objstore=0)
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# pushing and pulling an object shouldn't change it
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for data in ["h", "h" * 10000, 0, 0.0]:
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objref = ray.push(data, w1)
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result = ray.pull(objref, w1)
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self.assertEqual(result, data)
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# pushing an object, shipping it to another worker, and pulling it shouldn't change it
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for data in ["h", "h" * 10000, 0, 0.0, [1, 2, 3, "a", (1, 2)], ("a", ("b", 3))]:
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objref = worker.push(data, w1)
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result = worker.pull(objref, w2)
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self.assertEqual(result, data)
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# pushing an array, shipping it to another worker, and pulling it shouldn't change it
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for data in [np.zeros([10, 20]), np.random.normal(size=[45, 25])]:
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objref = worker.push(data, w1)
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result = worker.pull(objref, w2)
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self.assertTrue(np.alltrue(result == data))
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"""
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# pulling multiple times shouldn't matter
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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"))]:
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objref = worker.push(data, w1)
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result = worker.pull(objref, w2)
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result = worker.pull(objref, w2)
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result = worker.pull(objref, w2)
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self.assertTrue(np.alltrue(result == data))
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"""
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# shipping a numpy array inside something else should be fine
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data = ("a", np.random.normal(size=[10, 10]))
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objref = worker.push(data, w1)
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result = worker.pull(objref, w2)
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self.assertTrue(data[0] == result[0])
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self.assertTrue(np.alltrue(data[1] == result[1]))
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# shipping a numpy array inside something else should be fine
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data = ["a", np.random.normal(size=[10, 10])]
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objref = worker.push(data, w1)
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result = worker.pull(objref, w2)
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self.assertTrue(data[0] == result[0])
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self.assertTrue(np.alltrue(data[1] == result[1]))
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services.cleanup()
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class WorkerTest(unittest.TestCase):
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def testPushPull(self):
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[w] = services.start_singlenode_cluster(return_drivers=True)
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for i in range(100):
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value_before = i * 10 ** 6
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objref = ray.push(value_before, w)
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value_after = ray.pull(objref, w)
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self.assertEqual(value_before, value_after)
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for i in range(100):
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value_before = i * 10 ** 6 * 1.0
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objref = ray.push(value_before, w)
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value_after = ray.pull(objref, w)
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self.assertEqual(value_before, value_after)
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for i in range(100):
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value_before = "h" * i
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objref = ray.push(value_before, w)
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value_after = ray.pull(objref, w)
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self.assertEqual(value_before, value_after)
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for i in range(100):
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value_before = [1] * i
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objref = ray.push(value_before, w)
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value_after = ray.pull(objref, w)
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self.assertEqual(value_before, value_after)
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services.cleanup()
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class APITest(unittest.TestCase):
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def testObjRefAliasing(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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[w] = services.start_singlenode_cluster(return_drivers=True, num_workers_per_objstore=3, worker_path=worker_path)
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objref = w.submit_task("test_functions.test_alias_f", [])
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self.assertTrue(np.alltrue(ray.pull(objref[0], w) == np.ones([3, 4, 5])))
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objref = w.submit_task("test_functions.test_alias_g", [])
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self.assertTrue(np.alltrue(ray.pull(objref[0], w) == np.ones([3, 4, 5])))
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objref = w.submit_task("test_functions.test_alias_h", [])
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self.assertTrue(np.alltrue(ray.pull(objref[0], w) == np.ones([3, 4, 5])))
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services.cleanup()
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def testKeywordArgs(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=1, worker_path=worker_path)
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x = test_functions.keyword_fct1(1)
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self.assertEqual(ray.pull(x), "1 hello")
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x = test_functions.keyword_fct1(1, "hi")
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self.assertEqual(ray.pull(x), "1 hi")
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x = test_functions.keyword_fct1(1, b="world")
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self.assertEqual(ray.pull(x), "1 world")
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x = test_functions.keyword_fct2(a="w", b="hi")
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self.assertEqual(ray.pull(x), "w hi")
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x = test_functions.keyword_fct2(b="hi", a="w")
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self.assertEqual(ray.pull(x), "w hi")
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x = test_functions.keyword_fct2(a="w")
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self.assertEqual(ray.pull(x), "w world")
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x = test_functions.keyword_fct2(b="hi")
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self.assertEqual(ray.pull(x), "hello hi")
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x = test_functions.keyword_fct2("w")
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self.assertEqual(ray.pull(x), "w world")
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x = test_functions.keyword_fct2("w", "hi")
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self.assertEqual(ray.pull(x), "w hi")
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x = test_functions.keyword_fct3(0, 1, c="w", d="hi")
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self.assertEqual(ray.pull(x), "0 1 w hi")
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x = test_functions.keyword_fct3(0, 1, d="hi", c="w")
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self.assertEqual(ray.pull(x), "0 1 w hi")
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x = test_functions.keyword_fct3(0, 1, c="w")
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self.assertEqual(ray.pull(x), "0 1 w world")
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x = test_functions.keyword_fct3(0, 1, d="hi")
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self.assertEqual(ray.pull(x), "0 1 hello hi")
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x = test_functions.keyword_fct3(0, 1)
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self.assertEqual(ray.pull(x), "0 1 hello world")
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services.cleanup()
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def testVariableNumberOfArgs(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=1, worker_path=worker_path)
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x = test_functions.varargs_fct1(0, 1, 2)
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self.assertEqual(ray.pull(x), "0 1 2")
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x = test_functions.varargs_fct2(0, 1, 2)
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self.assertEqual(ray.pull(x), "1 2")
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self.assertTrue(test_functions.kwargs_exception_thrown)
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self.assertTrue(test_functions.varargs_and_kwargs_exception_thrown)
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services.cleanup()
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class TaskStatusTest(unittest.TestCase):
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def testFailedTask(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=3, worker_path=worker_path)
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test_functions.test_alias_f()
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test_functions.throw_exception_fct()
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test_functions.throw_exception_fct()
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time.sleep(1)
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result = ray.task_info()
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self.assertTrue(len(result['failed_tasks']) == 2)
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task_ids = set()
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for task in result['failed_tasks']:
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self.assertTrue(task.has_key('worker_address'))
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self.assertTrue(task.has_key('operationid'))
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self.assertEqual(task.get('error_message'), "Test function intentionally failed.")
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self.assertTrue(task['operationid'] not in task_ids)
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task_ids.add(task['operationid'])
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def check_pull_deallocated(data):
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x = ray.push(data)
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ray.pull(x)
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return x.val
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def check_pull_not_deallocated(data):
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x = ray.push(data)
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y = ray.pull(x)
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return y, x.val
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class ReferenceCountingTest(unittest.TestCase):
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def testDeallocation(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=3, worker_path=worker_path)
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x = test_functions.test_alias_f()
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ray.pull(x)
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time.sleep(0.1)
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objref_val = x.val
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val] == 1)
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del x
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val] == -1) # -1 indicates deallocated
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y = test_functions.test_alias_h()
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ray.pull(y)
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time.sleep(0.1)
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objref_val = y.val
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [1, 0, 0])
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del y
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, -1])
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z = da.zeros([da.BLOCK_SIZE, 2 * da.BLOCK_SIZE], "float")
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time.sleep(0.1)
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objref_val = z.val
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [1, 1, 1])
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del z
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time.sleep(0.1)
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, -1])
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x = ra.zeros([10, 10], "float")
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y = ra.zeros([10, 10], "float")
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z = ra.dot(x, y)
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objref_val = x.val
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time.sleep(0.1)
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [1, 1, 1])
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del x
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time.sleep(0.1)
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, 1, 1])
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del y
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time.sleep(0.1)
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, 1])
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del z
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time.sleep(0.1)
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self.assertTrue(ray.scheduler_info()["reference_counts"][objref_val:(objref_val + 3)] == [-1, -1, -1])
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services.cleanup()
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def testPull(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=3, worker_path=worker_path)
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for val in RAY_TEST_OBJECTS + [np.zeros((2, 2)), UserDefinedType()]:
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objref_val = check_pull_deallocated(val)
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self.assertEqual(ray.scheduler_info()["reference_counts"][objref_val], -1)
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if not isinstance(val, bool) and val is not None:
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x, objref_val = check_pull_not_deallocated(val)
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self.assertEqual(ray.scheduler_info()["reference_counts"][objref_val], 1)
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services.cleanup()
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@unittest.expectedFailure
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def testPullFailing(self):
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worker_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "test_worker.py")
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services.start_singlenode_cluster(return_drivers=False, num_workers_per_objstore=3, worker_path=worker_path)
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# This is failing, because for bool and None, we cannot track python
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# refcounts and therefore cannot keep the refcount up
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# (see 5281bd414f6b404f61e1fe25ec5f6651defee206).
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# The resulting behavior is still correct however because True, False and
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# None are returned by pull "by value" and therefore can be reclaimed from
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# the object store safely.
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for val in [True, False, None]:
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x, objref_val = check_pull_not_deallocated(val)
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self.assertEqual(ray.scheduler_info()["reference_counts"][objref_val], 1)
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services.cleanup()
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if __name__ == '__main__':
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unittest.main()
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