1 /******************************************************************************* 2 * Copyright 2011 See AUTHORS file. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 ******************************************************************************/ 16 17 package com.badlogic.gdx.tests; 18 19 import com.badlogic.gdx.Gdx; 20 import com.badlogic.gdx.tests.utils.GdxTest; 21 import com.badlogic.gdx.utils.JsonValue; 22 import com.badlogic.gdx.utils.UBJsonReader; 23 import com.badlogic.gdx.utils.UBJsonWriter; 24 25 public class UBJsonTest extends GdxTest { 26 static final String fn = "test.ubjson"; 27 static final String longString; 28 static { 29 StringBuilder sb = new StringBuilder(); 30 for (int i = 0; i < 300; i++) 31 sb.append((char)((i % 26) + 'a')); 32 longString = sb.toString(); 33 } 34 35 @Override 36 public void create () { 37 try { 38 39 UBJsonWriter uw = new UBJsonWriter(Gdx.files.external(fn).write(false)); 40 uw.object(); 41 uw.set(longString, longString); 42 uw.set("0floats", new float[] {}); 43 uw.set("3floats", new float[] {1, 2, 3.456789f}); 44 uw.set("xfloats", new float[] {Float.MIN_VALUE, Float.MAX_VALUE, Float.NaN, Float.NEGATIVE_INFINITY}); 45 uw.set("double", 0.000000000000000000001); 46 uw.set("long", Long.MAX_VALUE); 47 uw.set("3bytes", new byte[] {(byte)1, (byte)2, (byte)3}); 48 uw.set("3shorts", new short[] {(short)1, (short)2, (short)3}); 49 uw.set("3ints", new int[] {1, 2, 3}); 50 uw.set("3long", new long[] {1l, 2l, 3l}); 51 uw.set("3double", new double[] {1, 2, 3.456789}); 52 uw.set("3char", new char[] {'a', 'b', 'c'}); 53 uw.set("3strings", new String[] {"", "a", "abc"}); 54 uw.array("arr"); 55 uw.object().pop(); 56 uw.value(true).value(false).value(true); 57 uw.value((byte)254); 58 uw.value((byte)(-2)); 59 uw.value((short)-32000); 60 uw.value((int)-123456); 61 uw.value((long)(-((1 << 63) - 1))); 62 uw.pop(); 63 uw.pop(); 64 uw.close(); 65 UBJsonReader ur = new UBJsonReader(); 66 ur.oldFormat = false; 67 JsonValue v = ur.parse(Gdx.files.external(fn)); 68 Gdx.app.log("UBJsonTest", "result = \n" + v.toString()); 69 performanceTest(); 70 Gdx.app.log("UBJsonTest", "Test succeeded"); 71 } catch (Throwable t) { 72 Gdx.app.error("UBJsonTest", "Test failed", t); 73 } 74 } 75 76 private void performanceTest () throws Exception { 77 Gdx.app.log("UBJsonTest", "--- performanceTest ---"); 78 long start = System.currentTimeMillis(); 79 UBJsonWriter uw = new UBJsonWriter(Gdx.files.external(fn).write(false, 8192)); 80 uw.object(); 81 uw.set("0floats", new float[] {}); 82 uw.set("3floats", new float[] {1, 2, 3.456789f}); 83 uw.set("xfloats", new float[] {Float.MIN_VALUE, Float.MAX_VALUE, Float.NaN, Float.NEGATIVE_INFINITY}); 84 uw.set("double", 0.000000000000000000001); 85 uw.set("long", Long.MAX_VALUE); 86 uw.array("arr"); 87 uw.object().pop(); 88 for (int i = 0; i < 50000; i++) { 89 uw.value(true).value(false).value(true); 90 uw.value((byte)254); 91 uw.value((byte)(-2)); 92 uw.value((short)-32000); 93 uw.value((int)-123456); 94 uw.value((long)(-((1 << 63) - 1))); 95 uw.value(longString); 96 } 97 uw.pop(); 98 uw.pop(); 99 uw.close(); 100 101 Gdx.app.log("UBJsonTest", "Writing the test file took " + (System.currentTimeMillis() - start) + "ms"); 102 Gdx.app.log("UBJsonTest", "File size is " + Gdx.files.external(fn).length()); 103 UBJsonReader ur = new UBJsonReader(); 104 ur.oldFormat = false; 105 start = System.currentTimeMillis(); 106 ur.parse(Gdx.files.external(fn)); 107 Gdx.app.log("UBJsonTest", "Parsing the test file took " + (System.currentTimeMillis() - start) + "ms"); 108 } 109 } 110
