| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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 org.apache.edgent.topology; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import org.apache.edgent.function.Function; |
| import org.apache.edgent.topology.json.JsonFunctions; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import com.google.gson.JsonArray; |
| import com.google.gson.JsonElement; |
| import com.google.gson.JsonObject; |
| import com.google.gson.JsonPrimitive; |
| |
| public class JsonFunctionsTest { |
| |
| private JsonObject newTestObject() { |
| // Just a mix of things so we have reasonable confidence |
| // the JsonFunctions are working. |
| JsonObject jo = new JsonObject(); |
| jo.addProperty("boolean", true); |
| jo.addProperty("character", 'c'); |
| jo.addProperty("short", (short)7); |
| jo.addProperty("int", 23); |
| jo.addProperty("long", 99L); |
| jo.addProperty("float", 3.0f); |
| jo.addProperty("double", 7.128d); |
| jo.addProperty("string", "a string value"); |
| JsonArray ja = new JsonArray(); |
| ja.add(new JsonPrimitive(123)); |
| ja.add(new JsonPrimitive(456)); |
| jo.add("array", ja); |
| JsonObject jo2 = new JsonObject(); |
| jo2.addProperty("int", 789); |
| jo.add("object", jo2); |
| return jo; |
| } |
| |
| @Test |
| public void testStrings() { |
| JsonObject jo1 = newTestObject(); |
| Function<JsonObject,String> asString = JsonFunctions.asString(); |
| Function<String,JsonObject> fromString = JsonFunctions.fromString(); |
| |
| String s1 = asString.apply(jo1); |
| JsonObject jo2 = fromString.apply(s1); |
| |
| Assert.assertEquals(jo2, jo1); |
| } |
| |
| @Test |
| public void testBytes() { |
| JsonObject jo1 = newTestObject(); |
| Function<JsonObject,byte[]> asBytes = JsonFunctions.asBytes(); |
| Function<byte[],JsonObject> fromBytes = JsonFunctions.fromBytes(); |
| |
| byte[] b1 = asBytes.apply(jo1); |
| JsonObject jo2 = fromBytes.apply(b1); |
| |
| Assert.assertEquals(jo2, jo1); |
| } |
| |
| @Test |
| public void testUnpartitioned() { |
| Function<JsonObject,JsonElement> unpartitionedFn = JsonFunctions.unpartitioned(); |
| Assert.assertEquals(0, unpartitionedFn.apply(new JsonObject()).getAsInt()); |
| } |
| |
| @Test |
| public void testValueOfNumber() { |
| JsonObject joShort = JsonFunctions.valueOfNumber("propName").apply(Short.MAX_VALUE); |
| Assert.assertEquals(Short.MAX_VALUE, joShort.get("propName").getAsShort()); |
| |
| JsonObject joInt = JsonFunctions.valueOfNumber("propName").apply(Integer.MAX_VALUE); |
| Assert.assertEquals(Integer.MAX_VALUE, joInt.get("propName").getAsInt()); |
| |
| JsonObject joLong = JsonFunctions.valueOfNumber("propName").apply(Long.MAX_VALUE); |
| Assert.assertEquals(Long.MAX_VALUE, joLong.get("propName").getAsLong()); |
| |
| JsonObject joFloat = JsonFunctions.valueOfNumber("propName").apply(Float.MAX_VALUE); |
| Assert.assertEquals(Float.MAX_VALUE, joFloat.get("propName").getAsFloat(), 0.0f); |
| |
| JsonObject joDouble = JsonFunctions.valueOfNumber("propName").apply(Double.MAX_VALUE); |
| Assert.assertEquals(Double.MAX_VALUE, joDouble.get("propName").getAsDouble(), 0.0d); |
| } |
| |
| @Test |
| public void testValueOfBoolean() { |
| JsonObject joTrue = JsonFunctions.valueOfBoolean("propName").apply(true); |
| Assert.assertEquals(true, joTrue.get("propName").getAsBoolean()); |
| |
| JsonObject joFalse = JsonFunctions.valueOfBoolean("propName").apply(false); |
| Assert.assertEquals(false, joFalse.get("propName").getAsBoolean()); |
| } |
| |
| @Test |
| public void testValueOfString() { |
| JsonObject jo = JsonFunctions.valueOfString("propName").apply("str1"); |
| Assert.assertEquals("str1", jo.get("propName").getAsString()); |
| } |
| |
| @Test |
| public void testValueOfCharacter() { |
| JsonObject jo = JsonFunctions.valueOfCharacter("propName").apply('c'); |
| Assert.assertEquals('c', jo.get("propName").getAsCharacter()); |
| } |
| } |