/*
* 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.
*/
package org.jclouds.glacier.blobstore.strategy.internal;
import static org.assertj.core.api.Assertions.assertThat;
import static org.jclouds.glacier.util.TestUtils.MiB;
import static org.jclouds.glacier.util.TestUtils.GiB;
import static org.jclouds.glacier.util.TestUtils.buildPayload;
import org.jclouds.glacier.blobstore.strategy.PayloadSlice;
import org.jclouds.glacier.util.ContentRange;
import org.jclouds.io.internal.BasePayloadSlicer;
import org.testng.annotations.Test;
@Test(groups = {"unit"})
public class BaseSlicingStrategyTest {
@Test
public void slicing100MBTest() {
BaseSlicingStrategy slicer = new BaseSlicingStrategy(new BasePayloadSlicer());
slicer.startSlicing(buildPayload(100 * MiB));
long offset = 0;
while (slicer.hasNext()) {
PayloadSlice slice = slicer.nextSlice();
long expectedLength = (slicer.hasNext() ? 8 : 4) * MiB;
assertThat(slice.getPayload().getContentMetadata().getContentLength()).isEqualTo(expectedLength);
assertThat(slice.getRange()).isEqualTo(ContentRange.build(offset, offset + expectedLength - 1));
offset += expectedLength;
}
}
@Test
public void slicing2000MBTest() {
BaseSlicingStrategy slicer = new BaseSlicingStrategy(new BasePayloadSlicer());
slicer.startSlicing(buildPayload(2000 * MiB));
long offset = 0;
while (slicer.hasNext()) {
PayloadSlice slice = slicer.nextSlice();
long expectedLength = (slicer.hasNext() ? 32 : 16) * MiB;
assertThat(slice.getPayload().getContentMetadata().getContentLength()).isEqualTo(expectedLength);
assertThat(slice.getRange()).isEqualTo(ContentRange.build(offset, offset + expectedLength - 1));
offset += expectedLength;
}
}
@Test
public void slicing2MBTest() {
BaseSlicingStrategy slicer = new BaseSlicingStrategy(new BasePayloadSlicer());
slicer.startSlicing(buildPayload(2 * MiB));
long offset = 0;
while (slicer.hasNext()) {
PayloadSlice slice = slicer.nextSlice();
long expectedLength = 1 * MiB;
assertThat(slice.getPayload().getContentMetadata().getContentLength()).isEqualTo(expectedLength);
assertThat(slice.getRange()).isEqualTo(ContentRange.build(offset, offset + expectedLength - 1));
offset += expectedLength;
}
}
@Test
public void slicing40000GBTest() {
BaseSlicingStrategy slicer = new BaseSlicingStrategy(new BasePayloadSlicer());
slicer.startSlicing(buildPayload(40000 * GiB));
long offset = 0;
while (slicer.hasNext()) {
PayloadSlice slice = slicer.nextSlice();
long expectedLength = 4096 * MiB;
assertThat(slice.getPayload().getContentMetadata().getContentLength()).isEqualTo(expectedLength);
assertThat(slice.getRange()).isEqualTo(ContentRange.build(offset, offset + expectedLength - 1));
offset += expectedLength;
}
}
}