Java tutorial
/* * Copyright (C) 2015 Orange * * 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. */ package com.orange.ngsi.model; import com.fasterxml.jackson.core.JsonParseException; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.core.util.DefaultPrettyPrinter; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.ObjectWriter; import com.jayway.jsonpath.JsonPath; import org.junit.Test; import java.io.IOException; import java.net.URI; import java.net.URISyntaxException; import java.util.List; import static com.orange.ngsi.Util.createRegisterContextTemperature; import static org.junit.Assert.assertEquals; /** * Test for RegisterContext */ public class RegisterContextModelTest { @Test public void deserializationSimpleRegisterContext() throws URISyntaxException, IOException { String json = getJsonOrionRegisterContext(); ObjectMapper mapper = new ObjectMapper(); RegisterContext registerContext = mapper.readValue(json, RegisterContext.class); assertEquals(1, registerContext.getContextRegistrationList().size()); assertEquals(2, registerContext.getContextRegistrationList().get(0).getEntityIdList().size()); assertEquals("Room1", registerContext.getContextRegistrationList().get(0).getEntityIdList().get(0).getId()); assertEquals("Room", registerContext.getContextRegistrationList().get(0).getEntityIdList().get(0).getType()); assertEquals(false, registerContext.getContextRegistrationList().get(0).getEntityIdList().get(0).getIsPattern()); assertEquals("Room2", registerContext.getContextRegistrationList().get(0).getEntityIdList().get(1).getId()); assertEquals("Room", registerContext.getContextRegistrationList().get(0).getEntityIdList().get(1).getType()); assertEquals(false, registerContext.getContextRegistrationList().get(0).getEntityIdList().get(1).getIsPattern()); assertEquals(2, registerContext.getContextRegistrationList().get(0).getContextRegistrationAttributeList().size()); assertEquals("temperature", registerContext.getContextRegistrationList().get(0) .getContextRegistrationAttributeList().get(0).getName()); assertEquals("float", registerContext.getContextRegistrationList().get(0) .getContextRegistrationAttributeList().get(0).getType()); assertEquals(false, registerContext.getContextRegistrationList().get(0) .getContextRegistrationAttributeList().get(0).getIsDomain()); assertEquals("pressure", registerContext.getContextRegistrationList().get(0) .getContextRegistrationAttributeList().get(1).getName()); assertEquals("integer", registerContext.getContextRegistrationList().get(0) .getContextRegistrationAttributeList().get(1).getType()); assertEquals(false, registerContext.getContextRegistrationList().get(0) .getContextRegistrationAttributeList().get(1).getIsDomain()); assertEquals(new URI("http://mysensors.com/Rooms"), registerContext.getContextRegistrationList().get(0).getProvidingApplication()); assertEquals("P1M", registerContext.getDuration()); } @Test public void serializationSimpleRegisterContext() throws URISyntaxException, JsonProcessingException { RegisterContext registerContext = createRegisterContextTemperature(); ObjectMapper mapper = new ObjectMapper(); ObjectWriter writer = mapper.writer(new DefaultPrettyPrinter()); String json = writer.writeValueAsString(registerContext); List<ContextRegistration> contextRegistrationList = JsonPath.read(json, "$.contextRegistrations[*]"); assertEquals(1, contextRegistrationList.size()); List<EntityId> entityIdList = JsonPath.read(json, "$.contextRegistrations[0].entities[*]"); assertEquals(1, entityIdList.size()); assertEquals("Room*", JsonPath.read(json, "$.contextRegistrations[0].entities[0].id")); assertEquals("Room", JsonPath.read(json, "$.contextRegistrations[0].entities[0].type")); assertEquals(true, JsonPath.read(json, "$.contextRegistrations[0].entities[0].isPattern")); List<ContextRegistrationAttribute> attributes = JsonPath.read(json, "$.contextRegistrations[0].attributes[*]"); assertEquals(1, attributes.size()); assertEquals("temperature", JsonPath.read(json, "$.contextRegistrations[0].attributes[0].name")); assertEquals("float", JsonPath.read(json, "$.contextRegistrations[0].attributes[0].type")); assertEquals(false, JsonPath.read(json, "$.contextRegistrations[0].attributes[0].isDomain")); assertEquals("http://localhost:1028/accumulate", JsonPath.read(json, "$.contextRegistrations[0].providingApplication")); assertEquals("PT10S", JsonPath.read(json, "$.duration")); } private String getJsonOrionRegisterContext() { String json = "{\n" + " \"contextRegistrations\": [\n" + " {\n" + " \"entities\": [\n" + " {\n" + " \"type\": \"Room\",\n" + " \"isPattern\": \"false\",\n" + " \"id\": \"Room1\"\n" + " },\n" + " {\n" + " \"type\": \"Room\",\n" + " \"isPattern\": \"false\",\n" + " \"id\": \"Room2\"\n" + " }\n" + " ],\n" + " \"attributes\": [\n" + " {\n" + " \"name\": \"temperature\",\n" + " \"type\": \"float\",\n" + " \"isDomain\": \"false\"\n" + " },\n" + " {\n" + " \"name\": \"pressure\",\n" + " \"type\": \"integer\",\n" + " \"isDomain\": \"false\"\n" + " }\n" + " ],\n" + " \"providingApplication\": \"http://mysensors.com/Rooms\"\n" + " }\n" + " ],\n" + " \"duration\": \"P1M\"\n" + "}"; return json; } }