internal static CacheEntry CreateFromStream(BinaryReader reader)
{
CacheEntryTypes entryType = (CacheEntryTypes)reader.ReadByte();
CacheEntry entry = null;
switch (entryType)
{
case CacheEntryTypes.BuildItem:
entry = new BuildItemCacheEntry();
break;
case CacheEntryTypes.BuildResult:
entry = new BuildResultCacheEntry();
break;
case CacheEntryTypes.Property:
entry = new PropertyCacheEntry();
break;
default:
ErrorUtilities.VerifyThrow(false, "Should not get to the default of CacheEntryCustomSerializer CreateFromStream");
break;
}
entry.CreateFromStream(reader);
return(entry);
}
internal static CacheEntry CreateFromStream(BinaryReader reader)
{
CacheEntryTypes entryType = (CacheEntryTypes) reader.ReadByte();
CacheEntry entry = null;
switch (entryType)
{
case CacheEntryTypes.BuildItem:
entry = new BuildItemCacheEntry();
break;
case CacheEntryTypes.BuildResult:
entry = new BuildResultCacheEntry();
break;
case CacheEntryTypes.Property:
entry = new PropertyCacheEntry();
break;
default:
ErrorUtilities.VerifyThrow(false, "Should not get to the default of CacheEntryCustomSerializer CreateFromStream");
break;
}
entry.CreateFromStream(reader);
return entry;
}
public void TestCacheEntryCustomSerialization()
{
// Stream, writer and reader where the events will be serialized and deserialized from
MemoryStream stream = new MemoryStream();
BinaryWriter writer = new BinaryWriter(stream);
BinaryReader reader = new BinaryReader(stream);
try
{
BuildItem buildItem1 = new BuildItem("BuildItem1", "Item1");
BuildItem buildItem2 = new BuildItem("BuildItem2", "Item2");
buildItem1.Include = "TestInclude1";
buildItem2.Include = "TestInclude2";
BuildItem[] buildItems = new BuildItem[2];
buildItems[0] = buildItem1;
buildItems[1] = buildItem2;
BuildItemCacheEntry buildItemEntry = new BuildItemCacheEntry("Badger", buildItems);
BuildResultCacheEntry buildResultEntry = new BuildResultCacheEntry("Koi", buildItems, true);
PropertyCacheEntry propertyEntry = new PropertyCacheEntry("Seagull", "bread");
stream.Position = 0;
// Serialize
buildItemEntry.WriteToStream(writer);
// Get position of stream after write so it can be compared to the position after read
long streamWriteEndPosition = stream.Position;
// Deserialize and Verify
stream.Position = 0;
BuildItemCacheEntry newCacheEntry = new BuildItemCacheEntry();
newCacheEntry.CreateFromStream(reader);
long streamReadEndPosition = stream.Position;
Assert.IsTrue(streamWriteEndPosition == streamReadEndPosition, "Stream End Positions Should Match");
Assert.IsTrue(string.Compare(newCacheEntry.Name, buildItemEntry.Name, StringComparison.OrdinalIgnoreCase) == 0);
BuildItem[] buildItemArray = newCacheEntry.BuildItems;
Assert.IsTrue(buildItemArray.Length == 2);
Assert.IsTrue(string.Compare(buildItemArray[0].Include, buildItem1.Include, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(string.Compare(buildItemArray[1].Include, buildItem2.Include, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(string.Compare(buildItemArray[1].Name, buildItem2.Name, StringComparison.OrdinalIgnoreCase) == 0);
stream.Position = 0;
// Serialize
buildResultEntry.WriteToStream(writer);
// Get position of stream after write so it can be compared to the position after read
streamWriteEndPosition = stream.Position;
// Deserialize and Verify
stream.Position = 0;
BuildResultCacheEntry newCacheEntryBuildResult = new BuildResultCacheEntry();
newCacheEntryBuildResult.CreateFromStream(reader);
streamReadEndPosition = stream.Position;
Assert.IsTrue(streamWriteEndPosition == streamReadEndPosition, "Stream End Positions Should Match");
Assert.IsTrue(string.Compare(newCacheEntryBuildResult.Name, buildResultEntry.Name, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(buildResultEntry.BuildResult == newCacheEntryBuildResult.BuildResult);
buildItemArray = newCacheEntryBuildResult.BuildItems;
Assert.IsTrue(buildItemArray.Length == 2);
Assert.IsTrue(string.Compare(buildItemArray[0].Include, buildItem1.Include, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(string.Compare(buildItemArray[1].Include, buildItem2.Include, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(string.Compare(buildItemArray[1].Name, buildItem2.Name, StringComparison.OrdinalIgnoreCase) == 0);
stream.Position = 0;
// Serialize
propertyEntry.WriteToStream(writer);
// Get position of stream after write so it can be compared to the position after read
streamWriteEndPosition = stream.Position;
// Deserialize and Verify
stream.Position = 0;
PropertyCacheEntry newPropertyCacheEntry = new PropertyCacheEntry();
newPropertyCacheEntry.CreateFromStream(reader);
streamReadEndPosition = stream.Position;
Assert.IsTrue(streamWriteEndPosition == streamReadEndPosition, "Stream End Positions Should Match");
Assert.IsTrue(string.Compare(newPropertyCacheEntry.Name, propertyEntry.Name, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(string.Compare(newPropertyCacheEntry.Value, propertyEntry.Value, StringComparison.OrdinalIgnoreCase) == 0);
}
finally
{
// Close will close the writer/reader and the underlying stream
writer.Close();
reader.Close();
reader = null;
stream = null;
writer = null;
}
}
