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fix: (MLAPI.Serialization) 'specified cast is not valid.' on NetworkW… #951

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Merged
merged 3 commits into from
Jul 8, 2021
Merged

fix: (MLAPI.Serialization) 'specified cast is not valid.' on NetworkW… #951

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4706d03
fix: (MLAPI.Serialization) 'specified cast is not valid.' on NetworkW…
jeffreyrainy Jul 8, 2021
daa11f8
style: tests, simplifying name of exception
jeffreyrainy Jul 8, 2021
01b3b11
Merge branch 'develop' into fix/fix-invalid-cast-on-network-writer
0xFA11 Jul 8, 2021
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4 changes: 2 additions & 2 deletions com.unity.multiplayer.mlapi/Runtime/Serialization/NetworkWriter.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -210,7 +210,7 @@ public void WriteObjectPacked(object value)
{
if (!((NetworkObject)value).IsSpawned)
{
throw new ArgumentException($"{nameof(NetworkWriter)} cannot write {nameof(NetworkObject)} types that are not spawned. {nameof(GameObject)}: {((GameObject)value).name}");
throw new ArgumentException($"{nameof(NetworkWriter)} cannot write {nameof(NetworkObject)} types that are not spawned. {nameof(GameObject)}: {((NetworkObject)value).gameObject.name}");
}

WriteUInt64Packed(((NetworkObject)value).NetworkObjectId);
Expand All @@ -220,7 +220,7 @@ public void WriteObjectPacked(object value)
{
if (!((NetworkBehaviour)value).HasNetworkObject || !((NetworkBehaviour)value).NetworkObject.IsSpawned)
{
throw new ArgumentException($"{nameof(NetworkWriter)} cannot write {nameof(NetworkBehaviour)} types that are not spawned. {nameof(GameObject)}: {((GameObject)value).name}");
throw new ArgumentException($"{nameof(NetworkWriter)} cannot write {nameof(NetworkBehaviour)} types that are not spawned. {nameof(GameObject)}: {((NetworkBehaviour)value).gameObject.name}");
}

WriteUInt64Packed(((NetworkBehaviour)value).NetworkObjectId);
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23 changes: 23 additions & 0 deletions com.unity.multiplayer.mlapi/Tests/Editor/NetworkSerializerTests.cs
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Expand Up @@ -8,6 +8,29 @@ namespace MLAPI.EditorTests
{
public class NetworkSerializerTests
{
[Test]
public void SerializeUnspawnedNetworkObject()
{
var gameObject = new GameObject(nameof(SerializeUnspawnedNetworkObject));
var networkObject = gameObject.AddComponent<NetworkObject>();

try
{
using (var outStream = PooledNetworkBuffer.Get())
using (var outWriter = PooledNetworkWriter.Get(outStream))
{
outWriter.WriteObjectPacked(networkObject);
}

// we expect the exception below
Assert.Fail();
}
catch(ArgumentException exception)
{
Assert.True(exception.Message.IndexOf("NetworkWriter cannot write NetworkObject types that are not spawned") != -1);
}
}

[Test]
public void SerializeBool()
{
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