BAEL-1484: Synchronous OpenCSV (#3784)

* BAEL-1484: Synchronous OpenCSV

* corrected pom.xml and package

* Refactored for future async example

* Resource Link

libraries/src/test/java/com/baeldung/opencsv/OpenCsvTest.java

@@ -0,0 +1,66 @@
+package com.baeldung.opencsv;
+
+import com.baeldung.opencsv.helpers.Helpers;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+public class OpenCsvTest {
+
+    private Object testReadCsv(Object result) {
+        assert (result != null);
+        assert (result instanceof String);
+        assert (!((String) result).isEmpty());
+        System.out.println(result);
+        return result;
+    }
+
+    private Object testWriteCsv(Object result) {
+        assert (result instanceof String);
+        assert (!((String) result).isEmpty());
+        return result;
+    }
+
+    @Before
+    public void setup() {
+    }
+
+    @Test
+    public void positionExampleTest() {
+        testReadCsv(Application.simpleSyncPositionBeanExample());
+    }
+
+    @Test
+    public void namedColumnExampleTest() {
+        testReadCsv(Application.namedSyncColumnBeanExample());
+    }
+
+    @Test
+    public void writeCsvUsingBeanBuilderTest() {
+        testWriteCsv(Application.writeSyncCsvFromBeanExample());
+    }
+
+    @Test
+    public void oneByOneExampleTest() {
+        testReadCsv(Application.oneByOneSyncExample());
+    }
+
+    @Test
+    public void readAllExampleTest() {
+        testReadCsv(Application.readAllSyncExample());
+    }
+
+    @Test
+    public void csvWriterOneByOneTest() {
+        testWriteCsv(Application.csvWriterSyncOneByOne());
+    }
+
+    @Test
+    public void csvWriterAllTest() {
+        testWriteCsv(Application.csvWriterSyncAll());
+    }
+
+    @After
+    public void close() {
+    }
+}

libraries/src/test/resources/csv/fourColumn.csv

@@ -0,0 +1,5 @@
+ColA,ColB,ColC,ColD
+A,B,B,B
+C,D,W,W
+G,G,E,E
+G,F,Q,Q

libraries/src/test/resources/csv/namedColumn.csv

@@ -0,0 +1,5 @@
+name,age
+adam,1000
+martin,27
+gigi,41
+seraphine,30

libraries/src/test/resources/csv/twoColumn.csv

@@ -0,0 +1,5 @@
+ColA,ColB
+A,B
+C,D
+G,G
+G,F