mirror of https://github.com/apache/cloudstack.git
48 lines
1.8 KiB
Java
48 lines
1.8 KiB
Java
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package com.cloud.utils;
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import static org.junit.Assert.assertEquals;
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import org.junit.Test;
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public class NumbersUtilTest {
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@Test
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public void toReadableSize() {
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assertEquals("1.0000 TB",
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NumbersUtil.toReadableSize((1024l * 1024l * 1024l * 1024l)));
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assertEquals("1.00 GB",
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NumbersUtil.toReadableSize((long) (1024 * 1024 * 1024)));
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assertEquals("1.00 MB",
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NumbersUtil.toReadableSize((long) (1024 * 1024)));
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assertEquals("1.00 KB", NumbersUtil.toReadableSize((long) (1024)));
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assertEquals("1023 bytes", NumbersUtil.toReadableSize((long) (1023)));
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}
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@Test
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public void bytesToLong() {
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assertEquals(0,
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NumbersUtil.bytesToLong(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0 }));
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assertEquals(1,
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NumbersUtil.bytesToLong(new byte[] { 0, 0, 0, 0, 0, 0, 0, 1 }));
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assertEquals(257,
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NumbersUtil.bytesToLong(new byte[] { 0, 0, 0, 0, 0, 0, 1, 1 }));
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}
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}
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