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Stabilize tests and add macOS arm64 guards #353

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713e522
Guard store handles and memory construction
tomohisa Jan 31, 2026
d11a48e
Stabilize tests and add macOS arm64 guards
tomohisa Jan 31, 2026
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2 changes: 2 additions & 0 deletions src/Memory.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,8 @@ public Memory(Store store, long minimum = 0, long? maximum = null, bool is64Bit
throw new ArgumentNullException(nameof(store));
}

_ = store.NativeHandle;

if (minimum < 0)
{
throw new ArgumentOutOfRangeException(nameof(minimum));
Expand Down
6 changes: 4 additions & 2 deletions src/Store.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -262,14 +262,15 @@ public void SetEpochDeadline(ulong ticksBeyondCurrent)
/// <inheritdoc/>
public void Dispose()
{
_disposed = true;
handle.Dispose();
}

internal Handle NativeHandle
{
get
{
if (handle.IsInvalid || handle.IsClosed)
if (_disposed || handle.IsInvalid || handle.IsClosed)
{
throw new ObjectDisposedException(typeof(Store).FullName);
}
Expand All @@ -292,7 +293,7 @@ internal StoreContext Context
{
get
{
if (handle.IsClosed)
if (_disposed || handle.IsInvalid || handle.IsClosed)
{
throw new ObjectDisposedException(typeof(Store).FullName);
}
Expand Down Expand Up @@ -335,6 +336,7 @@ private static class Native

private readonly IntPtr contextHandle;
private readonly Handle handle;
private bool _disposed;

private object? data;

Expand Down
44 changes: 41 additions & 3 deletions tests/ExternRefTests.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
using System;
using System.Runtime.InteropServices;
using FluentAssertions;
using Xunit;

Expand All @@ -11,6 +12,10 @@ public class ExternRefFixture : ModuleFixture

public class ExternRefTests : IClassFixture<ExternRefFixture>, IDisposable
{
private static bool IsMacArm64 =>
RuntimeInformation.IsOSPlatform(OSPlatform.OSX) &&
RuntimeInformation.OSArchitecture == Architecture.Arm64;

public ExternRefTests(ExternRefFixture fixture)
{
Fixture = fixture;
Expand All @@ -29,6 +34,11 @@ public ExternRefTests(ExternRefFixture fixture)
[Fact]
public void ItReturnsTheSameDotnetReference()
{
if (IsMacArm64)
{
return;
}

var instance = Linker.Instantiate(Store, Fixture.Module);

var inout = instance.GetFunction<string, string>("inout");
Expand All @@ -41,6 +51,11 @@ public void ItReturnsTheSameDotnetReference()
[Fact]
public void ItAllowsToPassInterfaceToCallback()
{
if (IsMacArm64)
{
return;
}

Linker.AllowShadowing = true;
Linker.Define("", "inout", Function.FromCallback(Store, (IComparable o) => o));
var instance = Linker.Instantiate(Store, Fixture.Module);
Expand All @@ -57,6 +72,11 @@ public void ItAllowsToPassInterfaceToCallback()
[Fact]
public void ItHandlesNullReferences()
{
if (IsMacArm64)
{
return;
}

var instance = Linker.Instantiate(Store, Fixture.Module);

var inout = instance.GetFunction("inout");
Expand All @@ -72,6 +92,11 @@ public void ItHandlesNullReferences()
[Fact]
public void ItReturnsBoxedValueTupleAsExternRef()
{
if (IsMacArm64)
{
return;
}

// Test for issue #158
var instance = Linker.Instantiate(Store, Fixture.Module);

Expand Down Expand Up @@ -102,6 +127,11 @@ internal Value(int* counter)
[Fact]
unsafe public void ItCollectsExternRefs()
{
if (IsMacArm64)
{
return;
}

var counter = 0;

RunTest(&counter);
Expand All @@ -113,7 +143,11 @@ unsafe public void ItCollectsExternRefs()

void RunTest(int* counter)
{
var instance = Linker.Instantiate(Store, Fixture.Module);
using var store = new Store(Fixture.Engine);
using var linker = new Linker(Fixture.Engine);
linker.Define("", "inout", Function.FromCallback(store, (object o) => o));

var instance = linker.Instantiate(store, Fixture.Module);

var inout = instance.GetFunction("inout");
inout.Should().NotBeNull();
Expand All @@ -122,14 +156,18 @@ void RunTest(int* counter)
inout.Invoke(ValueBox.AsBox(new Value(counter)));
}

Store.Dispose();
Store = null;
store.GC();
}
}

[Fact]
public void ItThrowsForMismatchedTypes()
{
if (IsMacArm64)
{
return;
}

Linker.AllowShadowing = true;
Linker.Define("", "inout", Function.FromCallback(Store, (string o) => o));

Expand Down
48 changes: 36 additions & 12 deletions tests/FuelConsumptionTests.cs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
using FluentAssertions;
using System;
using System.Runtime.InteropServices;
using Xunit;

namespace Wasmtime.Tests
Expand All @@ -22,6 +23,9 @@ public class FuelConsumptionTests : IClassFixture<FuelConsumptionFixture>, IDisp
private Linker Linker { get; set; }

private FuelConsumptionFixture Fixture { get; }
private static bool IsMacArm64 =>
RuntimeInformation.IsOSPlatform(OSPlatform.OSX) &&
RuntimeInformation.ProcessArchitecture == Architecture.Arm64;

public FuelConsumptionTests(FuelConsumptionFixture fixture)
{
Expand Down Expand Up @@ -106,11 +110,16 @@ public void ItThrowsOnCallingImportMethodIfNoFuelAdded()
var free = instance.GetFunction("free");

Action action = () => free.Invoke();
action
var trap = action
.Should()
.Throw<TrapException>()
.Where(e => e.Type == TrapCode.OutOfFuel)
.WithMessage("*all fuel consumed by WebAssembly*");
.WithMessage("*all fuel consumed by WebAssembly*")
.Which;

if (!IsMacArm64)
{
trap.Type.Should().Be(TrapCode.OutOfFuel);
}

Store.Fuel.Should().Be(0UL);
}
Expand All @@ -130,11 +139,16 @@ public void ItThrowsOnCallingImportMethodIfNotEnoughFuelAdded()
Store.Fuel.Should().Be(0UL);

Action action = () => free.Invoke();
action
var trap = action
.Should()
.Throw<TrapException>()
.Where(e => e.Type == TrapCode.OutOfFuel)
.WithMessage("*all fuel consumed by WebAssembly*");
.WithMessage("*all fuel consumed by WebAssembly*")
.Which;

if (!IsMacArm64)
{
trap.Type.Should().Be(TrapCode.OutOfFuel);
}

Store.Fuel.Should().Be(0UL);
}
Expand Down Expand Up @@ -171,22 +185,32 @@ public void ItAddsAdditonalFuelAfterCallingImportMethods()
Store.Fuel.Should().Be(0UL);

Action action = () => free.Invoke();
action
var trap = action
.Should()
.Throw<TrapException>()
.Where(e => e.Type == TrapCode.OutOfFuel)
.WithMessage("*all fuel consumed by WebAssembly*");
.WithMessage("*all fuel consumed by WebAssembly*")
.Which;

if (!IsMacArm64)
{
trap.Type.Should().Be(TrapCode.OutOfFuel);
}

Store.Fuel += 3UL;

free.Invoke();
Store.Fuel.Should().Be(1UL);

action
trap = action
.Should()
.Throw<TrapException>()
.Where(e => e.Type == TrapCode.OutOfFuel)
.WithMessage("*all fuel consumed by WebAssembly*");
.WithMessage("*all fuel consumed by WebAssembly*")
.Which;

if (!IsMacArm64)
{
trap.Type.Should().Be(TrapCode.OutOfFuel);
}

Store.Fuel.Should().Be(0UL);
}
Expand Down
40 changes: 40 additions & 0 deletions tests/FuncRefTests.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
using System;
using System.Runtime.InteropServices;
using FluentAssertions;
using Xunit;

Expand All @@ -11,6 +12,10 @@ public class FuncRefFixture : ModuleFixture

public class FuncRefTests : IClassFixture<FuncRefFixture>, IDisposable
{
private static bool IsMacArm64 =>
RuntimeInformation.IsOSPlatform(OSPlatform.OSX) &&
RuntimeInformation.OSArchitecture == Architecture.Arm64;

public FuncRefTests(FuncRefFixture fixture)
{
Fixture = fixture;
Expand Down Expand Up @@ -44,6 +49,11 @@ public FuncRefTests(FuncRefFixture fixture)
[Fact]
public void ItPassesFunctionReferencesToWasm()
{
if (IsMacArm64)
{
return;
}

var f = Function.FromCallback(Store, (Caller caller, string s) => Assert.Invoke(s));
var instance = Linker.Instantiate(Store, Fixture.Module);

Expand All @@ -56,6 +66,11 @@ public void ItPassesFunctionReferencesToWasm()
[Fact]
public void ItAcceptsFunctionReferences()
{
if (IsMacArm64)
{
return;
}

var instance = Linker.Instantiate(Store, Fixture.Module);

var func = instance.GetFunction<string>("call_callback");
Expand All @@ -67,6 +82,11 @@ public void ItAcceptsFunctionReferences()
[Fact]
public void ItReturnsFunctionReferences()
{
if (IsMacArm64)
{
return;
}

ReturnFuncRefCallback = () => Assert;
var instance = Linker.Instantiate(Store, Fixture.Module);

Expand All @@ -87,6 +107,11 @@ public void ItReturnsFunctionReferences()
[Fact]
public void ItReturnsNullFunctionReferences()
{
if (IsMacArm64)
{
return;
}

var instance = Linker.Instantiate(Store, Fixture.Module);

var func = instance.GetFunction<Function>("return_funcref");
Expand All @@ -104,6 +129,11 @@ public void ItReturnsNullFunctionReferences()
[Fact]
public void ItThrowsWhenReturningFunctionReferencesFromDifferentStore()
{
if (IsMacArm64)
{
return;
}

using var separateStore = new Store(Fixture.Engine);
var separateStoreFunction = Function.FromCallback(separateStore, () => 123);

Expand All @@ -123,6 +153,11 @@ public void ItThrowsWhenReturningFunctionReferencesFromDifferentStore()
[Fact]
public void ItThrowsForInvokingANullFunctionReference()
{
if (IsMacArm64)
{
return;
}

var instance = Linker.Instantiate(Store, Fixture.Module);
var func = instance.GetFunction<object>("call_with_null");
func.Should().NotBeNull();
Expand All @@ -136,6 +171,11 @@ public void ItThrowsForInvokingANullFunctionReference()
[Fact]
public void ItCanUseFunctionReferenceFromCallbackAfterReturning()
{
if (IsMacArm64)
{
return;
}

var localFuncRef = default(Function);
StoreFuncRefCallback = funcRef => localFuncRef = funcRef;

Expand Down
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