8 changed files with 200 additions and 40 deletions
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package org.leolo.nrdatad; |
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import org.apache.logging.log4j.LogBuilder; |
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import org.apache.logging.log4j.LogManager; |
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import org.apache.logging.log4j.Logger; |
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import org.junit.*; |
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import java.io.File; |
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import java.io.FileNotFoundException; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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import java.util.Random; |
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import static org.junit.Assert.*; |
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public class ConfigurationTest { |
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public static final char[] randomChars = "1234567890qwertyuiopasdfghjklzxcvbnm".toCharArray(); |
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private static Logger log = LogManager.getLogger(); |
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private static String fileName; |
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@Before public void setUpClass(){ |
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int round = 0; |
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while(true) { |
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fileName = "test-"+getRandomFileName()+".tmp"; |
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log.always().log("File name is {}", fileName); |
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if(!new File(fileName).exists()){ |
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break; |
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} |
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if(++round>48){ |
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assertTrue("Cannot get a file name", false); |
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} |
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} |
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} |
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private static String getRandomFileName(){ |
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StringBuilder sb = new StringBuilder(); |
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Random r = new Random(); |
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for(int i=0;i<16;i++){ |
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sb.append(randomChars[r.nextInt(randomChars.length)]); |
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} |
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return sb.toString(); |
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} |
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@Test public void basicLoad() throws Exception{ |
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assertEquals("Dirty configs", 0, ConfigurationManager.getInstance().size()); |
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//Step 1: Create a simple one
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try(PrintWriter out = new PrintWriter(new File(fileName))){ |
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out.println("key1=value1"); |
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out.println("key2=value2"); |
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out.println("key3=value3"); |
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out.println("key4=value4"); |
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out.println("#key5=value5"); |
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}catch(IOException e){ |
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log.always().withThrowable(e).log("Unable to test"); |
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assert false; |
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} |
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ConfigurationManager.getInstance().loadConfiguration(fileName); |
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assertEquals("Config key count mismatch", 4, ConfigurationManager.getInstance().size()); |
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assertEquals("Config key count mismatch", "value1", ConfigurationManager.getInstance().getProperty("key1")); |
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assertEquals("Config key count mismatch", "value3", ConfigurationManager.getInstance().getProperty("key3")); |
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assertEquals("Config key count mismatch", "value4", ConfigurationManager.getInstance().getProperty("key4")); |
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assertEquals("Config key count mismatch", "value2", ConfigurationManager.getInstance().getProperty("key2")); |
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assertEquals("Config key count mismatch", null, ConfigurationManager.getInstance().getProperty("key5")); |
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} |
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@Test public void notExistFile(){ |
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assertEquals("Dirty configs", 0, ConfigurationManager.getInstance().size()); |
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try { |
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ConfigurationManager.getInstance().loadConfiguration(fileName); |
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}catch(IOException e){ |
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return; |
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} |
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assertFalse("Exception not thrown", true); |
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} |
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@After public void cleanUpEach(){ |
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if(new File(fileName).delete()) |
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log.always().log("Removed file {}", fileName); |
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ConfigurationManager.getInstance().clear(); |
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} |
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@AfterClass public static void cleanup(){ |
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new File(fileName).deleteOnExit(); |
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} |
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} |
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