public void WhenCalculatingBundleHash_HashingBeginsAtFirstObject()
{
ArchiveAndCompressBundles.TaskInput input = GetDefaultInput();
WriteResult result = AddSimpleBundle(input, "mybundle", "internalName");
// Add a serialized. Say that the first object begins 100 bytes into the file
var osi = new ObjectSerializedInfo();
SerializedLocation header = new SerializedLocation();
header.SetFileName(result.resourceFiles[0].fileAlias);
header.SetOffset(100);
osi.SetHeader(header);
result.SetSerializedObjects(new ObjectSerializedInfo[] { osi });
ResourceFile rf = result.resourceFiles[0];
rf.SetSerializedFile(true);
result.SetResourceFiles(new ResourceFile[] { rf });
input.InternalFilenameToWriteResults["internalName"] = result;
string srcFile = input.InternalFilenameToWriteResults["internalName"].resourceFiles[0].fileName;
ArchiveAndCompressBundles.Run(input, out ArchiveAndCompressBundles.TaskOutput output);
// Change the first 100 bytes. This is before the serialized object.
WriteRandomData(srcFile, 100, 1);
ArchiveAndCompressBundles.Run(input, out ArchiveAndCompressBundles.TaskOutput output2);
// Change the first 104 bytes. This should affect the hash
WriteRandomData(srcFile, 104, 2);
ArchiveAndCompressBundles.Run(input, out ArchiveAndCompressBundles.TaskOutput output3);
Assert.AreEqual(output.BundleDetails["mybundle"].Hash, output2.BundleDetails["mybundle"].Hash);
Assert.AreNotEqual(output.BundleDetails["mybundle"].Hash, output3.BundleDetails["mybundle"].Hash);
}
// Create a populated 'SerializedLocation' instance. Can set fields directly for 2019.4+ as internals are available but have to use reflection for 2018.4
static SerializedLocation CreateSerializedLocation(string filename, uint offset, uint size)
{
SerializedLocation serializedLocation = new SerializedLocation();
#if UNITY_2019_4_OR_NEWER
serializedLocation.m_FileName = filename;
serializedLocation.m_Offset = offset;
serializedLocation.m_Size = size;
#else
SetFieldValue(serializedLocation, "m_FileName", filename);
SetFieldValue(serializedLocation, "m_Offset", offset);
SetFieldValue(serializedLocation, "m_Size", size);
#endif
return(serializedLocation);
}
// Create a populated 'ObjectSerializedInfo' instance. Can set fields directly for 2019.4+ as internals are available but have to use reflection for 2018.4
static ObjectSerializedInfo CreateObjectSerializedInfo(ObjectIdentifier serializedObject, SerializedLocation header, SerializedLocation rawData)
{
ObjectSerializedInfo objectSerializedInfo = new ObjectSerializedInfo();
#if UNITY_2019_4_OR_NEWER
objectSerializedInfo.m_SerializedObject = serializedObject;
objectSerializedInfo.m_Header = header;
objectSerializedInfo.m_RawData = rawData;
#else
SetFieldValue(objectSerializedInfo, "m_SerializedObject", serializedObject);
SetFieldValue(objectSerializedInfo, "m_Header", header);
SetFieldValue(objectSerializedInfo, "m_RawData", rawData);
#endif
return(objectSerializedInfo);
}
