Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package edu.harvard.iq.dataverse.ingest; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.nio.MappedByteBuffer; import java.nio.channels.FileChannel; import org.apache.commons.io.FileUtils; import org.junit.After; import org.junit.AfterClass; import org.junit.Before; import org.junit.BeforeClass; import org.junit.Test; import static org.junit.Assert.*; import org.junit.Rule; import org.junit.rules.TemporaryFolder; /** * * @author rmp553 */ public class IngestableDataCheckerTest { @Rule public TemporaryFolder tempFolder = new TemporaryFolder(); public IngestableDataCheckerTest() { } @BeforeClass public static void setUpClass() { } @AfterClass public static void tearDownClass() { } @Before public void setUp() { } @After public void tearDown() { } private File createTempFile(String filename, String fileContents) throws IOException { if (filename == null) { return null; } File fh = this.tempFolder.newFile(filename); fh.createNewFile(); if (fileContents != null) { FileUtils.writeStringToFile(fh, fileContents); } return fh; } private MappedByteBuffer createTempFileAndGetBuffer(String filename, String fileContents) throws IOException { File fh = this.createTempFile(filename, fileContents); FileChannel srcChannel = new FileInputStream(fh).getChannel(); // create a read-only MappedByteBuffer MappedByteBuffer buff = srcChannel.map(FileChannel.MapMode.READ_ONLY, 0, fh.length()); return buff; } /** * Test of getTestFormatSet method, of class IngestableDataChecker. */ //@Test /* public void testGetTestFormatSet() { System.out.println("getTestFormatSet"); IngestableDataChecker instance = new IngestableDataChecker(); String[] expResult = null; String[] result = instance.getTestFormatSet(); assertArrayEquals(expResult, result); // TODO review the generated test code and remove the default call to fail. fail("The test case is a prototype."); } */ private void msg(String m) { System.out.println(m); } private void msgt(String m) { msg("---------------------------"); msg(m); msg("---------------------------"); } /** * Test of testDTAformat method, of class IngestableDataChecker. * @throws java.io.IOException */ @Test public void testTestDTAformat() throws IOException { msgt("(1) testDTAformat"); msgt("(1a) Mock a Legit Stata File (application/x-stata)"); MappedByteBuffer buff = createTempFileAndGetBuffer("testDTA.txt", "l "); IngestableDataChecker instance = new IngestableDataChecker(); String result = instance.testDTAformat(buff); msg("result 1a: " + result); assertEquals(result, "application/x-stata"); msgt("(1b) File is empty string (non-DTA)"); buff = createTempFileAndGetBuffer("notDTA.txt", ""); instance = new IngestableDataChecker(); result = instance.testDTAformat(buff); msg("result 1b: " + result); assertEquals(result, null); msgt("(1c) File is some random text (non-DTA)"); buff = createTempFileAndGetBuffer("notDTA2.txt", "hello-non-stata-file-how-are-you"); instance = new IngestableDataChecker(); result = instance.testDTAformat(buff); msg("result 1c: " + result); assertEquals(result, null); msgt("(1d) Mock a Legit Stata File with STATA_13_HEADER"); buff = createTempFileAndGetBuffer("testDTA2.txt", IngestableDataChecker.STATA_13_HEADER); result = instance.testDTAformat(buff); msg("result 1d: " + result); assertEquals(result, "application/x-stata-13"); } /** * Test of testSAVformat method, of class IngestableDataChecker. */ @Test public void testTestSAVformat() throws IOException { msgt("(2) testSAVformat"); msgt("(2a) Mock a Legit SPSS-SAV File (application/x-spss-sav)"); MappedByteBuffer buff = createTempFileAndGetBuffer("testSAV.txt", "$FL2"); IngestableDataChecker instance = new IngestableDataChecker(); String result = instance.testSAVformat(buff); msg("result 2a: " + result); assertEquals(result, "application/x-spss-sav"); msgt("(2b) File is empty string"); buff = createTempFileAndGetBuffer("testNotSAV.txt", ""); instance = new IngestableDataChecker(); result = instance.testSAVformat(buff); msg("result 2b: " + result); assertEquals(result, null); msgt("(2c) File is non-SAV string"); buff = createTempFileAndGetBuffer("testNotSAV.txt", "i-am-not-a-x-spss-sav-file"); instance = new IngestableDataChecker(); result = instance.testSAVformat(buff); msg("result 2c: " + result); assertEquals(result, null); } /** * Test of testXPTformat method, of class IngestableDataChecker. */ /* @Test public void testTestXPTformat() { System.out.println("testXPTformat"); MappedByteBuffer buff = null; IngestableDataChecker instance = new IngestableDataChecker(); String expResult = ""; String result = instance.testXPTformat(buff); assertEquals(expResult, result); // TODO review the generated test code and remove the default call to fail. fail("The test case is a prototype."); }*/ /** * Test of testPORformat method, of class IngestableDataChecker. */ /*@Test public void testTestPORformat() { System.out.println("testPORformat"); MappedByteBuffer buff = null; IngestableDataChecker instance = new IngestableDataChecker(); String expResult = ""; String result = instance.testPORformat(buff); assertEquals(expResult, result); // TODO review the generated test code and remove the default call to fail. fail("The test case is a prototype."); } */ /** * Test of testRDAformat method, of class IngestableDataChecker. */ /*@Test public void testTestRDAformat() { System.out.println("testRDAformat"); MappedByteBuffer buff = null; IngestableDataChecker instance = new IngestableDataChecker(); String expResult = ""; String result = instance.testRDAformat(buff); assertEquals(expResult, result); // TODO review the generated test code and remove the default call to fail. fail("The test case is a prototype."); } */ /** * Test of detectTabularDataFormat method, of class IngestableDataChecker. */ /* @Test public void testDetectTabularDataFormat() { System.out.println("detectTabularDataFormat"); File fh = null; IngestableDataChecker instance = new IngestableDataChecker(); String expResult = ""; String result = instance.detectTabularDataFormat(fh); assertEquals(expResult, result); // TODO review the generated test code and remove the default call to fail. fail("The test case is a prototype."); }*/ }