JsonUtilsTest.java

package fi.codecrew.moya.utilities;

import java.io.StringReader;
import java.util.ArrayList;

import javax.json.Json;
import javax.json.JsonObject;
import javax.json.JsonReader;
import javax.json.JsonValue;

import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

import fi.codecrew.moya.utilities.JsonUtils;

public class JsonUtilsTest {

	private JsonObject jsonObject(String jsonText) {
		JsonReader jsonReader = Json.createReader(new StringReader(jsonText));
		JsonObject jsonObject = jsonReader.readObject();
		jsonReader.close();
		return jsonObject;
	}

	@Before
	public void setUp() throws Exception {
	}

	@Test
	public final void testGetSubObject() {
		JsonObject meta = jsonObject("{\"foo\":\"bar\",\"baz\":{\"quuz\":\"plop\"}}");
		ArrayList<String> path = new ArrayList<String>();
		path.add("baz");

		JsonValue expected = jsonObject("{\"quuz\":\"plop\"}");
		JsonValue actual = JsonUtils.getSubObject(meta, path);
		Assert.assertEquals(expected.toString(), actual.toString());
	}

	@Test
	public final void testAlterSubObject() {
		JsonObject meta = jsonObject("{\"foo\":\"bar\"}");
		JsonObject newData = jsonObject("{\"quux\":\"plop\"}");

		ArrayList<String> path = new ArrayList<String>();
		path.add("baz");

		JsonObject actual = JsonUtils.alterSubObject(meta, path, newData);
		JsonObject expected = jsonObject("{\"foo\":\"bar\",\"baz\":{\"quux\":\"plop\"}}");

		Assert.assertEquals(expected.toString(), actual.toString());
	}

}