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CloseableTests.java
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CloseableTests.java
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/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
package org.nd4j.linalg.memory;
import lombok.extern.slf4j.Slf4j;
import lombok.val;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.nd4j.linalg.BaseNd4jTest;
import org.nd4j.linalg.api.memory.conf.WorkspaceConfiguration;
import org.nd4j.linalg.factory.Nd4j;
import org.nd4j.linalg.factory.Nd4jBackend;
import org.nd4j.linalg.indexing.NDArrayIndex;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
/**
* @author raver119@gmail.com
*/
@Slf4j
@RunWith(Parameterized.class)
public class CloseableTests extends BaseNd4jTest {
public CloseableTests(Nd4jBackend backend) {
super(backend);
}
@Test
public void testSimpleRelease_1() {
val array = Nd4j.createFromArray(new float[]{1, 2, 3, 4, 5});
assertTrue(array.closeable());
array.close();
assertFalse(array.closeable());
}
@Test
public void testCyclicRelease_1() {
for (int e = 0; e < 1000; e++) {
try (val array = Nd4j.createFromArray(new float[]{1, 2, 3, 4, 5})) {
array.addi(1.0f);
}
System.gc();
}
}
@Test
public void testViewRelease_1() {
val array = Nd4j.create(5, 5);
assertTrue(array.closeable());
val view = array.get(NDArrayIndex.point(1), NDArrayIndex.all());
assertTrue(array.closeable());
assertFalse(view.closeable());
}
@Test
public void testAttachedRelease_1() {
val wsconf = WorkspaceConfiguration.builder().build();
try (val ws = Nd4j.getWorkspaceManager().getAndActivateWorkspace(wsconf, "haha72yjhfdfs")) {
val array = Nd4j.create(5, 5);
assertFalse(array.closeable());
}
}
@Override
public char ordering() {
return 'c';
}
}