Added tests for setting encoding

src/test/java/org/sw4j/tool/barcode/random/config/GenerationConfigNGTest.java

@@ -52,21 +52,28 @@ public class GenerationConfigNGTest {
     }
 
     @Test
-    public void testSetSizeIsFuild() {
+    public void testSetSizeIsFluid() {
         GenerationConfig.Builder builder = GenerationConfig.builder();
         GenerationConfig.Builder b = builder.setSize(128);
         assertNotNull(b, "Expected a builder to be returned by setSize.");
     }
 
     @Test
-    public void testSetQrcodesIsFuild() {
+    public void testSetEncodingIsFluid() {
+        GenerationConfig.Builder builder = GenerationConfig.builder();
+        GenerationConfig.Builder b = builder.setEncoding(EncodingConfig.builder().setType("dummy").build());
+        assertNotNull(b, "Expected a builder to be returned by setEncoding.");
+    }
+
+    @Test
+    public void testSetQrcodesIsFluid() {
         GenerationConfig.Builder builder = GenerationConfig.builder();
         GenerationConfig.Builder b = builder.setCodes(Collections.EMPTY_LIST);
         assertNotNull(b, "Expected a builder to be returned by setQrcodes.");
     }
 
     @Test
-    public void testSetEncodingsIsFuild() {
+    public void testSetEncodingsIsFluid() {
         GenerationConfig.Builder builder = GenerationConfig.builder();
         GenerationConfig.Builder b = builder.setEncodings(Collections.EMPTY_LIST);
         assertNotNull(b, "Expected a builder to be returned by setEncodings.");
@@ -220,4 +227,19 @@ public class GenerationConfigNGTest {
         assertFalse(config.getEncodings().isEmpty(), "Expected the encodings not to be empty.");
     }
 
+    @Test
+    public void testBuildingPredefinedEncoding() {
+        GenerationConfig.Builder builder = GenerationConfig.builder();
+        GenerationConfig.Builder b = builder.setSize(8);
+        b = b.setEncoding(EncodingConfig.builder().setType("base64").build());
+        b = b.setCodes(Collections.singletonList(CodeConfig.builder()
+                .setType("qrcode")
+                .setEncoding(EncodingConfig.builder().setType("hex").build())
+                .setUrl("https://example.org/{code}")
+                .build()));
+        b = b.setEncodings(Collections.singletonList(EncodingConfig.builder().setType("base58").build()));
+        GenerationConfig config = b.build();
+        assertFalse(config.getEncodings().isEmpty(), "Expected the encodings not to be empty.");
+    }
+
 }