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FirstCut++
This commit is contained in:
Amit Dixit
37
module/src/test/java/com/iluwatar/module/AppTest.java
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37
module/src/test/java/com/iluwatar/module/AppTest.java
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/**
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* The MIT License Copyright (c) 2016 Amit Dixit
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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* associated documentation files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge, publish, distribute,
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* sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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* NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package com.iluwatar.module;
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import java.io.FileNotFoundException;
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import com.iluwatar.module.App;
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import org.junit.Test;
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/**
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* Tests that Data-Mapper example runs without errors.
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*/
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public final class AppTest {
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@Test
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public void test() throws FileNotFoundException {
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final String[] args = {};
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App.main(args);
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}
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}
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180
module/src/test/java/com/iluwatar/module/ModuleTest.java
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180
module/src/test/java/com/iluwatar/module/ModuleTest.java
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/**
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* The MIT License Copyright (c) 2016 Amit Dixit
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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* associated documentation files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge, publish, distribute,
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* sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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* NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package com.iluwatar.module;
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import static org.junit.Assert.assertEquals;
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import java.io.BufferedReader;
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import java.io.FileNotFoundException;
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import java.io.FileReader;
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import java.io.IOException;
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import org.apache.log4j.Logger;
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import org.junit.Test;
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/**
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* The Data Mapper (DM) is a layer of software that separates the in-memory
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* objects from the database. Its responsibility is to transfer data between the
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* two and also to isolate them from each other. With Data Mapper the in-memory
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* objects needn't know even that there's a database present; they need no SQL
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* interface code, and certainly no knowledge of the database schema. (The
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* database schema is always ignorant of the objects that use it.) Since it's a
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* form of Mapper , Data Mapper itself is even unknown to the domain layer.
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* <p>
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*/
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public class ModuleTest {
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private static final Logger logger = Logger.getLogger(ModuleTest.class);
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private static final String OUTPUT_FILE = "output.txt";
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private static final String ERROR_FILE = "error.txt";
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private static final String MESSAGE = "MESSAGE";
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private static final String ERROR = "ERROR";
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/**
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* This test verify that 'MESSAGE' is perfectly printed in output file
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*
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* @throws IOException
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*/
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@Test
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public void testPositiveMessage() throws IOException {
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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final FilePrinterModule filePrinterModule = FilePrinterModule
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.getSingleton();
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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filePrinterModule.prepare(OUTPUT_FILE, ERROR_FILE);
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/* Print 'Message' in file */
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filePrinterModule.printString(MESSAGE);
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/* Test if 'Message' is printed in file */
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assertEquals(readFirstLine(OUTPUT_FILE), MESSAGE);
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/* Unprepare to cleanup the modules */
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filePrinterModule.unprepare();
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}
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/**
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* This test verify that nothing is printed in output file
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*
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* @throws IOException
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*/
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@Test
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public void testNegativeMessage() throws IOException {
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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final FilePrinterModule filePrinterModule = FilePrinterModule
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.getSingleton();
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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filePrinterModule.prepare(OUTPUT_FILE, ERROR_FILE);
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/* Test if nothing is printed in file */
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assertEquals(readFirstLine(OUTPUT_FILE), null);
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/* Unprepare to cleanup the modules */
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filePrinterModule.unprepare();
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}
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/**
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* This test verify that 'ERROR' is perfectly printed in error file
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*
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* @throws FileNotFoundException
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*/
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@Test
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public void testPositiveErrorMessage() throws FileNotFoundException {
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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final FilePrinterModule filePrinterModule = FilePrinterModule
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.getSingleton();
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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filePrinterModule.prepare(OUTPUT_FILE, ERROR_FILE);
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/* Print 'Error' in file */
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filePrinterModule.printErrorString(ERROR);
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/* Test if 'Message' is printed in file */
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assertEquals(readFirstLine(ERROR_FILE), ERROR);
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/* Unprepare to cleanup the modules */
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filePrinterModule.unprepare();
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}
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/**
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* This test verify that nothing is printed in error file
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*
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* @throws FileNotFoundException
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*/
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@Test
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public void testNegativeErrorMessage() throws FileNotFoundException {
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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final FilePrinterModule filePrinterModule = FilePrinterModule
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.getSingleton();
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/* Prepare the essential sub modules, to perform the sequence of jobs */
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filePrinterModule.prepare(OUTPUT_FILE, ERROR_FILE);
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/* Test if nothing is printed in file */
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assertEquals(readFirstLine(ERROR_FILE), null);
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/* Unprepare to cleanup the modules */
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filePrinterModule.unprepare();
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}
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/**
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* Utility method to read first line of a file
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*
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* @param file
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* @return
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*/
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private static final String readFirstLine(final String file) {
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String firstLine = null;
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BufferedReader bufferedReader = null;
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try {
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/* Create a buffered reader */
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bufferedReader = new BufferedReader(new FileReader(file));
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/* Read the line */
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firstLine = bufferedReader.readLine();
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logger.info("ModuleTest::readFile() : firstLine : " + firstLine);
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} catch (final IOException e) {
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logger.error("ModuleTest::readFile()", e);
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} finally {
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if (bufferedReader != null) {
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try {
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bufferedReader.close();
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} catch (final IOException e) {
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logger.error("ModuleTest::readFile()", e);
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}
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}
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}
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return firstLine;
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}
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}
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