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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.onap.so.openstack.mappers;

import static org.junit.Assert.assertEquals;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.HashMap;
import java.util.Map;

import org.junit.Test;
import org.onap.so.openstack.beans.HeatStatus;
import org.onap.so.openstack.beans.StackInfo;

import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.woorea.openstack.heat.model.Stack;

public class StackInfoMapperTest {

	private static final String PATH = "src/test/resources/";
	@Test
	public void nullStack() {
		StackInfoMapper mapper = new StackInfoMapper(null);
		assertEquals(HeatStatus.NOTFOUND, mapper.map().getStatus());
	}
	
	@Test
	public void checkHeatStatusMap() {
		StackInfoMapper mapper = new StackInfoMapper(null);
		assertEquals(HeatStatus.BUILDING, mapper.mapStatus("CREATE_IN_PROGRESS"));
		assertEquals(HeatStatus.CREATED, mapper.mapStatus("CREATE_COMPLETE"));
		assertEquals(HeatStatus.FAILED, mapper.mapStatus("CREATE_FAILED"));
		assertEquals(HeatStatus.DELETING, mapper.mapStatus("DELETE_IN_PROGRESS"));
		assertEquals(HeatStatus.NOTFOUND, mapper.mapStatus("DELETE_COMPLETE"));
		assertEquals(HeatStatus.FAILED, mapper.mapStatus("DELETE_FAILED"));
		assertEquals(HeatStatus.UPDATING, mapper.mapStatus("UPDATE_IN_PROGRESS"));
		assertEquals(HeatStatus.FAILED, mapper.mapStatus("UPDATE_FAILED"));
		assertEquals(HeatStatus.UPDATED, mapper.mapStatus("UPDATE_COMPLETE"));
		assertEquals(HeatStatus.INIT, mapper.mapStatus(null));
		assertEquals(HeatStatus.UNKNOWN, mapper.mapStatus("status-not-there"));
	}
	
	@Test
	public void checkOutputToMap() throws JsonParseException, JsonMappingException, IOException {
		ObjectMapper jacksonMapper = new ObjectMapper();
		Stack sample = jacksonMapper.readValue(this.getJson("stack-example.json"), Stack.class);
		StackInfoMapper mapper = new StackInfoMapper(sample);
		StackInfo result = mapper.map();
		Map<String, Object> map = result.getOutputs();
		assertEquals(true, map.containsKey("key2"));
		assertEquals("value1", map.get("key1"));
	}
	
	@Test
	public void mapRemainingFields() {
		Stack stack = new Stack();
		stack.setStackName("name");
		stack.setId("id");
		stack.setStackStatusReason("message");
		stack.setParameters(new HashMap<String, Object>());
		StackInfoMapper mapper = new StackInfoMapper(stack);
		StackInfo info = mapper.map();
		assertEquals("name", info.getName());
		assertEquals("name/id", info.getCanonicalName());
		assertEquals("message", info.getStatusMessage());
		assertEquals(stack.getParameters(), info.getParameters());
	}
	
	private String getJson(String filename) throws IOException {
		 return new String(Files.readAllBytes(Paths.get(PATH + filename)));
	}
}