Tests for #13

src/test/java/j8583/TestEbcdic.java

@@ -0,0 +1,78 @@
+package j8583;
+
+import com.solab.iso8583.IsoType;
+import com.solab.iso8583.IsoValue;
+import com.solab.iso8583.parse.LlbinParseInfo;
+import com.solab.iso8583.parse.LllbinParseInfo;
+import com.solab.iso8583.parse.LllvarParseInfo;
+import com.solab.iso8583.parse.LlvarParseInfo;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.text.ParseException;
+
+/**
+ * Test for EBCDIC support.
+ *
+ * @author Enrique Zamudio
+ *         Date: 13/05/13 18:12
+ */
+public class TestEbcdic {
+
+    private IsoValue<String> llvar = new IsoValue<String>(IsoType.LLVAR, "Testing, testing, 123");
+
+    @Test
+    public void testAscii() throws IOException, ParseException {
+        llvar.setCharacterEncoding("UTF-8");
+        final ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        llvar.write(bout, false, false);
+        byte[] buf = bout.toByteArray();
+        Assert.assertEquals(50, buf[0]);
+        Assert.assertEquals(49, buf[1]);
+        final LlvarParseInfo parser = new LlvarParseInfo();
+        parser.setCharacterEncoding("UTF-8");
+        IsoValue<?> field = parser.parse(1, buf, 0, null);
+        Assert.assertEquals(llvar.getValue(), field.getValue());
+    }
+
+    @Test
+    public void testEbcdic() throws IOException, ParseException {
+        llvar.setCharacterEncoding("Cp1047");
+        final ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        llvar.write(bout, false, true);
+        byte[] buf = bout.toByteArray();
+        Assert.assertEquals((byte)242, buf[0]);
+        Assert.assertEquals((byte) 241, buf[1]);
+        final LlvarParseInfo parser = new LlvarParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        IsoValue<?> field = parser.parse(1, buf, 0, null);
+        Assert.assertEquals(llvar.getValue(), field.getValue());
+    }
+
+    @Test
+    public void testParsers() throws UnsupportedEncodingException, ParseException {
+        final byte[] stringA = "A".getBytes("Cp1047");
+        final LllvarParseInfo lllvar = new LllvarParseInfo();
+        lllvar.setCharacterEncoding("Cp1047");
+        lllvar.setForceStringDecoding(true);
+        IsoValue<?> field = lllvar.parse(1, new byte[]{(byte)240, (byte)240, (byte)241, (byte)193}, 0, null);
+        Assert.assertEquals(new String(stringA, "Cp1047"), field.getValue());
+
+        final LllbinParseInfo lllbin = new LllbinParseInfo();
+        lllbin.setCharacterEncoding("Cp1047");
+        lllbin.setForceStringDecoding(true);
+        field = lllbin.parse(1, new byte[]{(byte)240, (byte)240, (byte)242, 67, 49}, 0, null);
+        Assert.assertArrayEquals(stringA, (byte[])field.getValue());
+
+        final LlbinParseInfo llbin = new LlbinParseInfo();
+        llbin.setCharacterEncoding("Cp1047");
+        llbin.setForceStringDecoding(true);
+        field = llbin.parse(1, new byte[]{(byte)240, (byte)242, 67, 49}, 0, null);
+        Assert.assertArrayEquals(stringA, (byte[])field.getValue());
+    }
+
+}