Coverage for pyspark/tests/test_rddbarrier.py : 96%

# 

# Licensed to the Apache Software Foundation (ASF) under one or more 

# contributor license agreements. See the NOTICE file distributed with 

# this work for additional information regarding copyright ownership. 

# The ASF licenses this file to You under the Apache License, Version 2.0 

# (the "License"); you may not use this file except in compliance with 

# the License. You may obtain a copy of the License at 

# 

# http://www.apache.org/licenses/LICENSE-2.0 

# 

# Unless required by applicable law or agreed to in writing, software 

# distributed under the License is distributed on an "AS IS" BASIS, 

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

# See the License for the specific language governing permissions and 

# limitations under the License. 

# 

from pyspark.testing.utils import ReusedPySparkTestCase 

class RDDBarrierTests(ReusedPySparkTestCase): 

def test_map_partitions(self): 

"""Test RDDBarrier.mapPartitions""" 

rdd = self.sc.parallelize(range(12), 4) 

self.assertFalse(rdd._is_barrier()) 

26 ↛ exitline 26 didn't run the lambda on line 26 rdd1 = rdd.barrier().mapPartitions(lambda it: it) 

self.assertTrue(rdd1._is_barrier()) 

def test_map_partitions_with_index(self): 

"""Test RDDBarrier.mapPartitionsWithIndex""" 

rdd = self.sc.parallelize(range(12), 4) 

self.assertFalse(rdd._is_barrier()) 

def f(index, iterator): 

yield index 

rdd1 = rdd.barrier().mapPartitionsWithIndex(f) 

self.assertTrue(rdd1._is_barrier()) 

self.assertEqual(rdd1.collect(), [0, 1, 2, 3]) 

if __name__ == "__main__": 

import unittest 

from pyspark.tests.test_rddbarrier import * # noqa: F401 

try: 

import xmlrunner # type: ignore[import] 

testRunner = xmlrunner.XMLTestRunner(output='target/test-reports', verbosity=2) 

except ImportError: 

testRunner = None 

unittest.main(testRunner=testRunner, verbosity=2)