| /* |
| * 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.apache.iotdb.tsfile.file.header; |
| |
| import org.apache.iotdb.tsfile.constant.TestConstant; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.file.metadata.utils.TestHelper; |
| import org.apache.iotdb.tsfile.file.metadata.utils.Utils; |
| |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| |
| public class PageHeaderTest { |
| public static final int UNCOMPRESSED_SIZE = 123456; |
| public static final int COMPRESSED_SIZE = 100000; |
| public static final int NUM_OF_VALUES = 10000; |
| public static final long MAX_TIMESTAMO = 523372036854775806L; |
| public static final long MIN_TIMESTAMO = 423372036854775806L; |
| public static final TSDataType DATA_TYPE = TSDataType.INT64; |
| private final String PATH = TestConstant.BASE_OUTPUT_PATH.concat("outputPageHeader.tsfile"); |
| |
| @Before |
| public void setUp() {} |
| |
| @After |
| public void tearDown() { |
| File file = new File(PATH); |
| if (file.exists()) { |
| Assert.assertTrue(file.delete()); |
| } |
| } |
| |
| @Test |
| public void testWriteIntoFile() { |
| PageHeader header = TestHelper.createTestPageHeader(); |
| serialized(header); |
| PageHeader readHeader = deSerialized(); |
| Utils.isPageHeaderEqual(header, readHeader); |
| serialized(readHeader); |
| } |
| |
| private PageHeader deSerialized() { |
| FileInputStream fis = null; |
| PageHeader header = null; |
| try { |
| fis = new FileInputStream(new File(PATH)); |
| header = PageHeader.deserializeFrom(fis, DATA_TYPE, true); |
| return header; |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } finally { |
| if (fis != null) { |
| try { |
| fis.close(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| return header; |
| } |
| |
| private void serialized(PageHeader header) { |
| File file = new File(PATH); |
| if (file.exists()) { |
| Assert.assertTrue(file.delete()); |
| } |
| FileOutputStream fos = null; |
| try { |
| fos = new FileOutputStream(file); |
| header.serializeTo(fos); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } finally { |
| if (fos != null) { |
| try { |
| fos.close(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| } |
| } |