| // 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.doris.persist; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| |
| public class StorageTest { |
| private String meta = "storageTestDir/"; |
| |
| public void mkdir() { |
| File dir = new File(meta); |
| if (!dir.exists()) { |
| dir.mkdir(); |
| } else { |
| File[] files = dir.listFiles(); |
| for (File file : files) { |
| if (file.isFile()) { |
| file.delete(); |
| } |
| } |
| } |
| } |
| |
| public void addFiles(int image, int edit) { |
| File imageFile = new File(meta + "image." + image); |
| try { |
| imageFile.createNewFile(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| |
| for (int i = 1; i <= edit; i++) { |
| File editFile = new File(meta + "edits." + i); |
| try { |
| editFile.createNewFile(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| File current = new File(meta + "edits"); |
| try { |
| current.createNewFile(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| |
| File version = new File(meta + "VERSION"); |
| try { |
| version.createNewFile(); |
| String line1 = "#Mon Feb 02 13:59:54 CST 2015\n"; |
| String line2 = "clusterId=966271669"; |
| FileWriter fw = new FileWriter(version); |
| fw.write(line1); |
| fw.write(line2); |
| fw.flush(); |
| fw.close(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| public void deleteDir() { |
| File dir = new File(meta); |
| if (dir.exists()) { |
| File[] files = dir.listFiles(); |
| for (File file : files) { |
| if (file.isFile()) { |
| file.delete(); |
| } |
| } |
| |
| dir.delete(); |
| } |
| } |
| |
| @Test |
| public void testConstruct() { |
| Storage storage1 = new Storage(1, "token", "test"); |
| Assert.assertEquals(1, storage1.getClusterID()); |
| Assert.assertEquals("test", storage1.getMetaDir()); |
| |
| Storage storage2 = new Storage(1, "token", 2, 3, "test"); |
| Assert.assertEquals(1, storage2.getClusterID()); |
| Assert.assertEquals(2, storage2.getImageSeq()); |
| Assert.assertEquals(3, storage2.getEditsSeq()); |
| Assert.assertEquals("test", storage2.getMetaDir()); |
| } |
| |
| @Test |
| public void testStorage() throws Exception { |
| mkdir(); |
| addFiles(0, 10); |
| |
| Storage storage = new Storage("storageTestDir"); |
| Assert.assertEquals(966271669, storage.getClusterID()); |
| storage.setClusterID(1234); |
| Assert.assertEquals(1234, storage.getClusterID()); |
| Assert.assertEquals(0, storage.getImageSeq()); |
| Assert.assertEquals(10, Storage.getMetaSeq(new File("storageTestDir/edits.10"))); |
| Assert.assertTrue(Storage.getCurrentEditsFile(new File("storageTestDir")) |
| .equals(new File("storageTestDir/edits"))); |
| |
| Assert.assertTrue(storage.getCurrentImageFile().equals(new File("storageTestDir/image.0"))); |
| Assert.assertTrue(storage.getImageFile(0).equals(new File("storageTestDir/image.0"))); |
| Assert.assertTrue(Storage.getImageFile(new File("storageTestDir"), 0) |
| .equals(new File("storageTestDir/image.0"))); |
| |
| Assert.assertTrue(storage.getCurrentEditsFile().equals(new File("storageTestDir/edits"))); |
| Assert.assertTrue(storage.getEditsFile(5).equals(new File("storageTestDir/edits.5"))); |
| Assert.assertTrue(Storage.getEditsFile(new File("storageTestDir"), 3) |
| .equals(new File("storageTestDir/edits.3"))); |
| |
| Assert.assertTrue(storage.getVersionFile().equals(new File("storageTestDir/VERSION"))); |
| |
| storage.setImageSeq(100); |
| Assert.assertEquals(100, storage.getImageSeq()); |
| |
| storage.setEditsSeq(100); |
| Assert.assertEquals(100, storage.getEditsSeq()); |
| |
| Assert.assertEquals("storageTestDir", storage.getMetaDir()); |
| storage.setMetaDir("abcd"); |
| Assert.assertEquals("abcd", storage.getMetaDir()); |
| |
| storage.setMetaDir("storageTestDir"); |
| storage.clear(); |
| File file = new File(storage.getMetaDir()); |
| Assert.assertEquals(0, file.list().length); |
| |
| deleteDir(); |
| } |
| } |