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Merge pull request #10332 from stephentoub/mscorlib_serialization_tests
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Add more serialization tests for core types
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@stephentoub
stephentoub authored Aug 19, 2016
2 parents 079e414 + 1f1cdc9 commit e66576a
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Showing 2 changed files with 175 additions and 11 deletions.
179 changes: 168 additions & 11 deletions src/System.Runtime.Serialization.Formatters/tests/BinaryFormatterTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,18 @@

using System.Collections.Generic;
using System.Diagnostics;
using System.Diagnostics.Tracing;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Serialization.Formatters.Binary;
using System.Security;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Xunit;

namespace System.Runtime.Serialization.Formatters.Tests
Expand Down Expand Up @@ -39,6 +45,9 @@ public static IEnumerable<object> SerializableObjects()
yield return float.MaxValue;
yield return double.MinValue;
yield return double.MaxValue;
yield return decimal.MinValue;
yield return decimal.MaxValue;
yield return decimal.MinusOne;
yield return true;
yield return false;
yield return "";
Expand All @@ -58,13 +67,27 @@ public static IEnumerable<object> SerializableObjects()
yield return (StructWithIntField?)new StructWithIntField() { X = 42 };

// Other core serializable types
yield return IntPtr.Zero;
yield return UIntPtr.Zero;
yield return DateTime.Now;
yield return DateTimeOffset.Now;
yield return DateTimeKind.Local;
yield return TimeSpan.FromDays(7);
yield return new Version(1, 2, 3, 4);
yield return Tuple.Create(1, "2", Tuple.Create(3.4));
yield return new Guid("0CACAA4D-C6BD-420A-B660-2F557337CA89");
yield return new AttributeUsageAttribute(AttributeTargets.Class);
yield return new List<int>();
yield return new List<int>() { 1, 2, 3, 4, 5 };
yield return new Dictionary<int, string>() { { 1, "test" }, { 2, "another test" } };
yield return Tuple.Create(1);
yield return Tuple.Create(1, "2");
yield return Tuple.Create(1, "2", 3u);
yield return Tuple.Create(1, "2", 3u, 4L);
yield return Tuple.Create(1, "2", 3u, 4L, 5.6);
yield return Tuple.Create(1, "2", 3u, 4L, 5.6, 7.8f);
yield return Tuple.Create(1, "2", 3u, 4L, 5.6, 7.8f, 9m);
yield return Tuple.Create(1, "2", 3u, 4L, 5.6, 7.8f, 9m, Tuple.Create(10));
yield return new KeyValuePair<int, byte>(42, 84);

// Arrays of primitive types
yield return Enumerable.Range(0, 256).Select(i => (byte)i).ToArray();
Expand Down Expand Up @@ -112,6 +135,10 @@ public static IEnumerable<object> SerializableObjects()
arr.SetValue("hello", new[] { 3, 5 });
yield return arr;

//// Various globalization types
//yield return CultureInfo.CurrentCulture;
//yield return CultureInfo.InvariantCulture;

// Custom object
var sealedObjectWithIntStringFields = new SealedObjectWithIntStringFields();
yield return sealedObjectWithIntStringFields;
Expand Down Expand Up @@ -190,14 +217,6 @@ public static IEnumerable<object> NonSerializableObjects()
yield return new NonSerializableClass();
yield return new SerializableClassWithBadField();
yield return new object[] { 1, 2, 3, new NonSerializableClass() };

// TODO: Move these to the serializable category when enabled in the runtime
var e = new OperationCanceledException();
yield return e;
try { throw e; } catch { } yield return e;
yield return new Dictionary<int, string>() { { 1, "test" }, { 2, "another test" } };
yield return IntPtr.Zero;
yield return UIntPtr.Zero;
}

public static IEnumerable<object[]> ValidateBasicObjectsRoundtrip_MemberData()
Expand Down Expand Up @@ -289,6 +308,143 @@ public void SameObjectRepeatedInArray()
}
}

public static IEnumerable<object[]> SerializableExceptions()
{
yield return new object[] { new AbandonedMutexException() };
yield return new object[] { new AggregateException(new FieldAccessException(), new MemberAccessException()) };
yield return new object[] { new AmbiguousMatchException() };
yield return new object[] { new ArgumentException("message", "paramName") };
yield return new object[] { new ArgumentNullException("paramName") };
yield return new object[] { new ArgumentOutOfRangeException("paramName", 42, "message") };
yield return new object[] { new ArithmeticException() };
yield return new object[] { new ArrayTypeMismatchException("message") };
yield return new object[] { new BadImageFormatException("message", "filename") };
yield return new object[] { new COMException() };
//yield return new object[] { new CultureNotFoundException() };
yield return new object[] { new DataMisalignedException("message") };
yield return new object[] { new DecoderFallbackException() };
yield return new object[] { new DirectoryNotFoundException() };
yield return new object[] { new DivideByZeroException() };
yield return new object[] { new DllNotFoundException() };
yield return new object[] { new EncoderFallbackException() };
yield return new object[] { new EndOfStreamException() };
yield return new object[] { new EventSourceException() };
yield return new object[] { new Exception("message") };
yield return new object[] { new FieldAccessException("message", new FieldAccessException()) };
yield return new object[] { new FileLoadException() };
yield return new object[] { new FileNotFoundException() };
yield return new object[] { new FormatException("message") };
yield return new object[] { new IndexOutOfRangeException() };
yield return new object[] { new InsufficientExecutionStackException() };
yield return new object[] { new InvalidCastException() };
yield return new object[] { new InvalidComObjectException() };
yield return new object[] { new InvalidOleVariantTypeException() };
yield return new object[] { new InvalidOperationException() };
yield return new object[] { new InvalidProgramException() };
yield return new object[] { new InvalidTimeZoneException() };
yield return new object[] { new IOException() };
yield return new object[] { new KeyNotFoundException() };
yield return new object[] { new LockRecursionException() };
yield return new object[] { new MarshalDirectiveException() };
yield return new object[] { new MemberAccessException() };
yield return new object[] { new MethodAccessException() };
yield return new object[] { new MissingFieldException() };
yield return new object[] { new MissingMemberException() };
yield return new object[] { new NotImplementedException() };
yield return new object[] { new NotSupportedException() };
yield return new object[] { new NullReferenceException() };
yield return new object[] { new ObjectDisposedException("objectName") };
yield return new object[] { new OperationCanceledException(new CancellationTokenSource().Token) };
yield return new object[] { new OutOfMemoryException() };
yield return new object[] { new OverflowException() };
yield return new object[] { new PathTooLongException() };
yield return new object[] { new PlatformNotSupportedException() };
yield return new object[] { new RankException() };
yield return new object[] { new SafeArrayRankMismatchException() };
yield return new object[] { new SafeArrayTypeMismatchException() };
yield return new object[] { new SecurityException() };
yield return new object[] { new SEHException() };
yield return new object[] { new SemaphoreFullException() };
yield return new object[] { new SerializationException() };
yield return new object[] { new SynchronizationLockException() };
yield return new object[] { new TargetInvocationException("message", new Exception()) };
yield return new object[] { new TargetParameterCountException() };
yield return new object[] { new TaskCanceledException(Task.CompletedTask) };
yield return new object[] { new TaskSchedulerException() };
yield return new object[] { new TimeoutException() };
yield return new object[] { new TypeAccessException() };
yield return new object[] { new TypeInitializationException(typeof(string).FullName, new Exception()) };
yield return new object[] { new TypeLoadException() };
yield return new object[] { new UnauthorizedAccessException("message", new ArgumentNullException()) };
yield return new object[] { new VerificationException() };
yield return new object[] { new WaitHandleCannotBeOpenedException() };
}

[Theory]
[MemberData(nameof(SerializableExceptions))]
public void Roundtrip_Exceptions(Exception expected)
{
for (int i = 0; i < 2; i++)
{
Exception actual = FormatterClone(expected);

Assert.Equal(expected.StackTrace, actual.StackTrace);
Assert.Equal(expected.Data, actual.Data);
Assert.Equal(expected.Message, actual.Message);
Assert.Equal(expected.Source, actual.Source);
Assert.Equal(expected.ToString(), actual.ToString());
Assert.Equal(expected.HResult, actual.HResult);

if (i == 0)
{
try { throw expected; } catch { }
}
}
}

private static int Identity(int i) => i;

[Fact]
public void Roundtrip_Delegates_NoTarget()
{
Func<int, int> expected = Identity;
Assert.Null(expected.Target);

Func<int, int> actual = FormatterClone(expected);

Assert.NotSame(expected, actual);
Assert.Same(expected.GetMethodInfo(), actual.GetMethodInfo());
Assert.Equal(expected(42), actual(42));
}

[Fact]
public void Roundtrip_Delegates_Target()
{
var owsam = new ObjectWithStateAndMethod { State = 42 };
Func<int> expected = owsam.GetState;
Assert.Same(owsam, expected.Target);

Func<int> actual = FormatterClone(expected);

Assert.NotSame(expected, actual);
Assert.NotSame(expected.Target, actual.Target);
Assert.Equal(expected(), actual());
}

public static IEnumerable<object[]> SerializableObjectsWithFuncOfObjectToCompare()
{
object target = 42;
yield return new object[] { new Random(), new Func<object, object>(o => ((Random)o).Next()) };
}

[Theory]
[MemberData(nameof(SerializableObjectsWithFuncOfObjectToCompare))]
public void Roundtrip_ObjectsWithComparers(object obj, Func<object, object> getResult)
{
object actual = FormatterClone(obj);
Assert.Equal(getResult(obj), getResult(actual));
}

public static IEnumerable<object[]> ValidateNonSerializableTypes_MemberData()
{
foreach (object obj in NonSerializableObjects())
Expand Down Expand Up @@ -524,15 +680,15 @@ public static IEnumerable<object[]> Deserialize_FuzzInput_MemberData()
const int FuzzingsPerObject = 20;
for (int i = 0; i < FuzzingsPerObject; i++)
{
yield return new object[] { obj, rand };
yield return new object[] { obj, rand, i };
}
}
}

[OuterLoop]
[Theory]
[MemberData(nameof(Deserialize_FuzzInput_MemberData))]
public void Deserialize_FuzzInput(object obj, Random rand)
public void Deserialize_FuzzInput(object obj, Random rand, int fuzzTrial)
{
// Get the serialized data for the object
var f = new BinaryFormatter();
Expand Down Expand Up @@ -562,6 +718,7 @@ public void Deserialize_FuzzInput(object obj, Random rand)
catch (OverflowException) { }
catch (NullReferenceException) { }
catch (SerializationException) { }
catch (TargetInvocationException) { }
}

[Fact]
Expand Down
7 changes: 7 additions & 0 deletions src/System.Runtime.Serialization.Formatters/tests/SerializationTypes.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -404,6 +404,13 @@ public class Version2ClassWithOptionalField
public object Value;
}

[Serializable]
public class ObjectWithStateAndMethod
{
public int State;
public int GetState() => State;
}

internal sealed class ObjectReferenceEqualityComparer : IEqualityComparer<object>
{
public new bool Equals(object x, object y) => ReferenceEquals(x, y);
Expand Down

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