220 lines
8.0 KiB
C#
220 lines
8.0 KiB
C#
#if UNITY_5_3_OR_NEWER
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using NUnit.Framework;
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using System;
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using System.IO;
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using System.Linq;
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using System.Runtime.Serialization;
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using System.Runtime.Serialization.Formatters.Binary;
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using System.Text;
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using UnityEngine;
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using UnityEngine.UI.Extensions;
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public class CompressionTests {
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[Test]
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public void RandomGUIDCompressionTestLength()
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{
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string x = string.Empty;
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using (var sequence = Enumerable.Range(1, 100).GetEnumerator())
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{
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while(sequence.MoveNext()) // string length 3600
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{
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x += Guid.NewGuid();
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}
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}
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byte[] byteText = Encoding.Unicode.GetBytes(x);
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var compressed = CLZF2.Compress(byteText);
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var decompressed = CLZF2.Decompress(compressed);
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Assert.AreEqual(byteText.Length, decompressed.Length);
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}
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[Test]
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public void RandomGUIDCompressionTestBytes()
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{
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string x = string.Empty;
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using (var sequence = Enumerable.Range(1, 100).GetEnumerator())
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{
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while (sequence.MoveNext()) // string length 3600
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{
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x += Guid.NewGuid();
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}
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}
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byte[] byteText = Encoding.Unicode.GetBytes(x);
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var compressed = CLZF2.Compress(byteText);
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var decompressed = CLZF2.Decompress(compressed);
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Assert.AreEqual(byteText, decompressed);
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}
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[Test]
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public void RandomGUIDCompressionTestString()
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{
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string x = string.Empty;
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using (var sequence = Enumerable.Range(1, 100).GetEnumerator())
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{
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while (sequence.MoveNext()) // string length 3600
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{
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x += Guid.NewGuid();
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}
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}
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byte[] byteText = Encoding.Unicode.GetBytes(x);
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var compressed = CLZF2.Compress(byteText);
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var decompressed = CLZF2.Decompress(compressed);
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var outString = Encoding.Unicode.GetString(decompressed);
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Assert.AreEqual(outString, x);
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}
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[Test]
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public void ThousandCharacterCompressionTest()
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{
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var x = new string('X', 10000);
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byte[] byteText = Encoding.Unicode.GetBytes(x);
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byte[] compressed = CLZF2.Compress(byteText);
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byte[] decompressed = CLZF2.Decompress(compressed);
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var outString = Encoding.Unicode.GetString(decompressed);
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Assert.AreEqual(byteText.Length, decompressed.Length);
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Assert.AreEqual(byteText, decompressed);
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Assert.AreEqual(outString, x);
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}
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[Test]
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public void LongFormattedStringCompressionTest()
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{
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string longstring = "defined input is deluciously delicious.14 And here and Nora called The reversal from ground from here and executed with touch the country road, Nora made of, reliance on, can’t publish the goals of grandeur, said to his book and encouraging an envelope, and enable entry into the chryssial shimmering of hers, so God of information in her hands Spiros sits down the sign of winter? —It’s kind of Spice Christ. It is one hundred birds circle above the text: They did we said. 69 percent dead. Sissy Cogan’s shadow. —Are you x then sings.) I’m 96 percent dead humanoid figure,";
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byte[] byteText = Encoding.Unicode.GetBytes(longstring);
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byte[] compressed = CLZF2.Compress(byteText);
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byte[] decompressed = CLZF2.Decompress(compressed);
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var outString = Encoding.Unicode.GetString(decompressed);
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Assert.AreEqual(byteText.Length, decompressed.Length);
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Assert.AreEqual(byteText, decompressed);
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Assert.AreEqual(outString, longstring);
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}
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[Test]
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public void SavingSimpleObject()
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{
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Vector3[] MySaveItem = new Vector3[1000];
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for (int i = 0; i < MySaveItem.Length; i++)
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{
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MySaveItem[i] = Vector3.one * i;
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}
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var mySaveObject = ObjectToByteArray(MySaveItem);
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byte[] compressed = CLZF2.Compress(mySaveObject);
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byte[] decompressed = CLZF2.Decompress(compressed);
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var outSaveObject = ObjectToByteArray<Vector3[]>(decompressed);
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Assert.AreEqual(mySaveObject.Length, decompressed.Length);
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Assert.AreEqual(mySaveObject, decompressed);
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Assert.AreEqual(outSaveObject, MySaveItem);
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}
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[Test]
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public void SavingComplexObject()
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{
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MyComplexObject[] MySaveItem = new MyComplexObject[1000];
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for (int i = 0; i < MySaveItem.Length; i++)
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{
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var item = new MyComplexObject();
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item.myPosition = Vector3.one * i;
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item.myPositionHistory = new Vector3[100];
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item.myChatHistory = new string[100];
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for (int j = 0; j < 100; j++)
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{
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item.myPositionHistory[j] = Vector3.one * j;
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item.myChatHistory[j] = "Chat line: " + j;
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}
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}
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var mySaveObject = ObjectToByteArray(MySaveItem);
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byte[] compressed = CLZF2.Compress(mySaveObject);
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byte[] decompressed = CLZF2.Decompress(compressed);
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var outSaveObject = ObjectToByteArray<MyComplexObject[]>(decompressed);
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Assert.AreEqual(mySaveObject.Length, decompressed.Length);
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Assert.AreEqual(mySaveObject, decompressed);
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Assert.AreEqual(outSaveObject, MySaveItem);
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}
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[Serializable]
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struct MyComplexObject
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{
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public Vector3 myPosition;
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public Vector3[] myPositionHistory;
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public string[] myChatHistory;
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}
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byte[] ObjectToByteArray(object obj)
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{
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if (obj == null)
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return null;
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BinaryFormatter bf = new BinaryFormatter();
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// 1. Construct a SurrogateSelector object
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SurrogateSelector ss = new SurrogateSelector();
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// 2. Add the ISerializationSurrogates to our new SurrogateSelector
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AddSurrogates(ref ss);
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// 3. Have the formatter use our surrogate selector
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bf.SurrogateSelector = ss;
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using (MemoryStream ms = new MemoryStream())
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{
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bf.Serialize(ms, obj);
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return ms.ToArray();
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}
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}
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T ObjectToByteArray<T>(byte[] arrBytes)
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{
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if (arrBytes == null)
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return default(T);
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using (MemoryStream memStream = new MemoryStream())
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{
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BinaryFormatter bf = new BinaryFormatter();
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// 1. Construct a SurrogateSelector object
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SurrogateSelector ss = new SurrogateSelector();
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// 2. Add the ISerializationSurrogates to our new SurrogateSelector
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AddSurrogates(ref ss);
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// 3. Have the formatter use our surrogate selector
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bf.SurrogateSelector = ss;
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memStream.Write(arrBytes, 0, arrBytes.Length);
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memStream.Seek(0, SeekOrigin.Begin);
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T obj = (T)bf.Deserialize(memStream);
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return obj;
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}
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}
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private static void AddSurrogates(ref SurrogateSelector ss)
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{
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Vector2Surrogate Vector2_SS = new Vector2Surrogate();
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ss.AddSurrogate(typeof(Vector2),
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new StreamingContext(StreamingContextStates.All),
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Vector2_SS);
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Vector3Surrogate Vector3_SS = new Vector3Surrogate();
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ss.AddSurrogate(typeof(Vector3),
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new StreamingContext(StreamingContextStates.All),
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Vector3_SS);
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Vector4Surrogate Vector4_SS = new Vector4Surrogate();
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ss.AddSurrogate(typeof(Vector4),
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new StreamingContext(StreamingContextStates.All),
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Vector4_SS);
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ColorSurrogate Color_SS = new ColorSurrogate();
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ss.AddSurrogate(typeof(Color),
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new StreamingContext(StreamingContextStates.All),
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Color_SS);
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QuaternionSurrogate Quaternion_SS = new QuaternionSurrogate();
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ss.AddSurrogate(typeof(Quaternion),
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new StreamingContext(StreamingContextStates.All),
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Quaternion_SS);
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}
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}
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#endif
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