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/*-
 * ============LICENSE_START=======================================================
 * ONAP - SO
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */

package org.openecomp.mso.jsonpath;

import static org.junit.Assert.assertEquals;

import java.util.Optional;

import org.junit.Test;

public class JsonPathUtilTest {

	private static final String json = "{\"test\" : \"hello\", \"test2\" : {\"nested\" : \"value\"}}";
	@Test
	public void pathExistsTest() {		
		assertEquals("test is found", JsonPathUtil.getInstance().pathExists(json, "$.test"), true);
		assertEquals("nothing is not found", JsonPathUtil.getInstance().pathExists(json, "$.nothing"), false);
	}
	
	@Test
	public void locateResultTest() {
		assertEquals("value of hello is found",  Optional.of("hello"), JsonPathUtil.getInstance().locateResult(json, "$.test"));
		assertEquals("nothing returns empty", Optional.empty(), JsonPathUtil.getInstance().locateResult(json, "$.nothing"));
	}
	
	@Test
	public void simpleAndComplexValues() {
		assertEquals("json doc found",  Optional.of("{\"nested\":\"value\"}"), JsonPathUtil.getInstance().locateResult(json, "$.test2"));
		assertEquals("value found",  Optional.of("value"), JsonPathUtil.getInstance().locateResult(json, "$.test2.nested"));
	}
}