added tests

src/test/java/net/markenwerk/utils/json/handler/NullJsonHandlerTests.java

@@ -0,0 +1,258 @@
+package net.markenwerk.utils.json.handler;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import net.markenwerk.utils.json.common.InvalidJsonValueException;
+
+@SuppressWarnings("javadoc")
+public class NullJsonHandlerTests {
+
+	@Test
+	public void onNull() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onNull();
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onBoolean_true() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onBoolean(true);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onBoolean_false() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onBoolean(false);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onLong_zero() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onLong(0);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onLong_positive() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onLong(Long.MAX_VALUE);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onLong_negative() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onLong(Long.MIN_VALUE);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test(expected = InvalidJsonValueException.class)
+	public void onDouble_infinite() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onDouble(Double.POSITIVE_INFINITY);
+		handler.onDocumentEnd();
+
+	}
+
+	@Test(expected = InvalidJsonValueException.class)
+	public void onDouble_notANumber() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onDouble(Double.NaN);
+		handler.onDocumentEnd();
+
+	}
+
+	@Test
+	public void onDouble_zero() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onDouble(0);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onDouble_positive() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onDouble(Double.MAX_VALUE);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onDouble_negative() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onDouble(Double.MIN_VALUE);
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test(expected = InvalidJsonValueException.class)
+	public void onString_null() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onString(null);
+		handler.onDocumentEnd();
+
+	}
+
+	@Test
+	public void onString_empty() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onString("");
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onString_nonEmpty() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onString("foobar");
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onArray_empty() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onArrayBegin();
+		handler.onArrayEnd();
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onArray_nonEmpty() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onArrayBegin();
+		handler.onNull();
+		handler.onArrayEnd();
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+	@Test
+	public void onObject_empty() {
+
+		JsonHandler<Void> handler = new NullJsonHandler();
+
+		handler.onDocumentBegin();
+		handler.onObjectBegin();
+		handler.onObjectEnd();
+		handler.onDocumentEnd();
+
+		Void result = handler.getResult();
+
+		Assert.assertNull(result);
+
+	}
+
+}