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Merged
thomhurst merged 2 commits into from
Mar 1, 2026
+5,152 −6,862
Merged

perf: generate per-class helper to reduce JIT compilations by ~18,000 #5048

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b21dc40
perf: generate per-class helper to reduce JIT compilations by ~18,000
thomhurst Mar 1, 2026
4aa615c
fix: address code review feedback on per-class helper generation
thomhurst Mar 1, 2026
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25 changes: 18 additions & 7 deletions TUnit.Core.SourceGenerator.Tests/AbstractTests.Concrete2.verified.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ internal sealed class TUnit_TestProject_AbstractTests_ConcreteClass2_SecondTest_
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_AbstractTests_ConcreteClass2__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -77,10 +77,6 @@ internal sealed class TUnit_TestProject_AbstractTests_ConcreteClass2_SecondTest_
new global::TUnit.Core.InheritsTestsAttribute()
];
}
private static global::TUnit.TestProject.AbstractTests.ConcreteClass2 __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AbstractTests.ConcreteClass2();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.AbstractTests.ConcreteClass2 instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand All @@ -94,10 +90,25 @@ internal sealed class TUnit_TestProject_AbstractTests_ConcreteClass2_SecondTest_
}
}
}
internal static class TUnit_TestProject_AbstractTests_ConcreteClass2_SecondTest_ModuleInitializer


// ===== FILE SEPARATOR =====

// <auto-generated/>
#pragma warning disable

#nullable enable
namespace TUnit.Generated;
[global::System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverageAttribute]
[global::System.CodeDom.Compiler.GeneratedCode("TUnit", "1.0.0.0")]
internal static class TUnit_TestProject_AbstractTests_ConcreteClass2__ClassHelper
{
internal static global::TUnit.TestProject.AbstractTests.ConcreteClass2 CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AbstractTests.ConcreteClass2();
}
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
internal static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AbstractTests.ConcreteClass2), new TUnit_TestProject_AbstractTests_ConcreteClass2_SecondTest_TestSource());
}
Expand Down
40 changes: 20 additions & 20 deletions TUnit.Core.SourceGenerator.Tests/AfterAllTests.Test.verified.txt
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_AfterTests_CleanupTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -75,10 +75,6 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.AfterTests.CleanupTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AfterTests.CleanupTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.AfterTests.CleanupTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand All @@ -91,14 +87,6 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource
}
}
}
internal static class TUnit_TestProject_AfterTests_CleanupTests_Test1_ModuleInitializer
{
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AfterTests.CleanupTests), new TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource());
}
}


// ===== FILE SEPARATOR =====
Expand Down Expand Up @@ -149,7 +137,7 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_AfterTests_CleanupTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -180,10 +168,6 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.AfterTests.CleanupTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AfterTests.CleanupTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.AfterTests.CleanupTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand All @@ -196,11 +180,27 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource
}
}
}
internal static class TUnit_TestProject_AfterTests_CleanupTests_Test2_ModuleInitializer


// ===== FILE SEPARATOR =====

// <auto-generated/>
#pragma warning disable

#nullable enable
namespace TUnit.Generated;
[global::System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverageAttribute]
[global::System.CodeDom.Compiler.GeneratedCode("TUnit", "1.0.0.0")]
internal static class TUnit_TestProject_AfterTests_CleanupTests__ClassHelper
{
internal static global::TUnit.TestProject.AfterTests.CleanupTests CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AfterTests.CleanupTests();
}
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
internal static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AfterTests.CleanupTests), new TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource());
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AfterTests.CleanupTests), new TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource());
}
}
40 changes: 20 additions & 20 deletions TUnit.Core.SourceGenerator.Tests/AfterTests.Test.verified.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_AfterTests_CleanupTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -75,10 +75,6 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.AfterTests.CleanupTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AfterTests.CleanupTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.AfterTests.CleanupTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand All @@ -91,14 +87,6 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource
}
}
}
internal static class TUnit_TestProject_AfterTests_CleanupTests_Test1_ModuleInitializer
{
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AfterTests.CleanupTests), new TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource());
}
}


// ===== FILE SEPARATOR =====
Expand Down Expand Up @@ -149,7 +137,7 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_AfterTests_CleanupTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -180,10 +168,6 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.AfterTests.CleanupTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AfterTests.CleanupTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.AfterTests.CleanupTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand All @@ -196,11 +180,27 @@ internal sealed class TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource
}
}
}
internal static class TUnit_TestProject_AfterTests_CleanupTests_Test2_ModuleInitializer


// ===== FILE SEPARATOR =====

// <auto-generated/>
#pragma warning disable

#nullable enable
namespace TUnit.Generated;
[global::System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverageAttribute]
[global::System.CodeDom.Compiler.GeneratedCode("TUnit", "1.0.0.0")]
internal static class TUnit_TestProject_AfterTests_CleanupTests__ClassHelper
{
internal static global::TUnit.TestProject.AfterTests.CleanupTests CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.AfterTests.CleanupTests();
}
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
internal static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AfterTests.CleanupTests), new TUnit_TestProject_AfterTests_CleanupTests_Test1_TestSource());
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.AfterTests.CleanupTests), new TUnit_TestProject_AfterTests_CleanupTests_Test2_TestSource());
}
}
55 changes: 22 additions & 33 deletions TUnit.Core.SourceGenerator.Tests/ArgsAsArrayTests.Test.verified.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_Params__string___TestSo
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_ArgsAsArrayTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -87,10 +87,6 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_Params__string___TestSo
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.ArgsAsArrayTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.ArgsAsArrayTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.ArgsAsArrayTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand Down Expand Up @@ -142,14 +138,6 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_Params__string___TestSo
}
}
}
internal static class TUnit_TestProject_ArgsAsArrayTests_Params__string___ModuleInitializer
{
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.ArgsAsArrayTests), new TUnit_TestProject_ArgsAsArrayTests_Params__string___TestSource());
}
}


// ===== FILE SEPARATOR =====
Expand Down Expand Up @@ -212,7 +200,7 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_ParamsEnumerable__IEnum
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_ArgsAsArrayTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -243,10 +231,6 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_ParamsEnumerable__IEnum
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.ArgsAsArrayTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.ArgsAsArrayTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.ArgsAsArrayTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand Down Expand Up @@ -298,14 +282,6 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_ParamsEnumerable__IEnum
}
}
}
internal static class TUnit_TestProject_ArgsAsArrayTests_ParamsEnumerable__IEnumerable_string__ModuleInitializer
{
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.ArgsAsArrayTests), new TUnit_TestProject_ArgsAsArrayTests_ParamsEnumerable__IEnumerable_string__TestSource());
}
}


// ===== FILE SEPARATOR =====
Expand Down Expand Up @@ -375,7 +351,7 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_Following_Non_Params__i
Parent = null
})
},
InstanceFactory = __CreateInstance,
InstanceFactory = TUnit_TestProject_ArgsAsArrayTests__ClassHelper.CreateInstance,
InvokeTypedTest = __InvokeTest,
};
metadata.UseRuntimeDataGeneration(testSessionId);
Expand Down Expand Up @@ -406,10 +382,6 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_Following_Non_Params__i
new global::TUnit.Core.TestAttribute()
];
}
private static global::TUnit.TestProject.ArgsAsArrayTests __CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.ArgsAsArrayTests();
}
private static global::System.Threading.Tasks.ValueTask __InvokeTest(global::TUnit.TestProject.ArgsAsArrayTests instance, object?[] args, global::System.Threading.CancellationToken cancellationToken)
{
try
Expand Down Expand Up @@ -461,11 +433,28 @@ internal sealed class TUnit_TestProject_ArgsAsArrayTests_Following_Non_Params__i
}
}
}
internal static class TUnit_TestProject_ArgsAsArrayTests_Following_Non_Params__int_IEnumerable_string__ModuleInitializer


// ===== FILE SEPARATOR =====

// <auto-generated/>
#pragma warning disable

#nullable enable
namespace TUnit.Generated;
[global::System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverageAttribute]
[global::System.CodeDom.Compiler.GeneratedCode("TUnit", "1.0.0.0")]
internal static class TUnit_TestProject_ArgsAsArrayTests__ClassHelper
{
internal static global::TUnit.TestProject.ArgsAsArrayTests CreateInstance(global::System.Type[] typeArgs, object?[] args)
{
return new global::TUnit.TestProject.ArgsAsArrayTests();
}
[global::System.Runtime.CompilerServices.ModuleInitializer]
public static void Initialize()
internal static void Initialize()
{
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.ArgsAsArrayTests), new TUnit_TestProject_ArgsAsArrayTests_Following_Non_Params__int_IEnumerable_string__TestSource());
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.ArgsAsArrayTests), new TUnit_TestProject_ArgsAsArrayTests_ParamsEnumerable__IEnumerable_string__TestSource());
global::TUnit.Core.SourceRegistrar.Register(typeof(global::TUnit.TestProject.ArgsAsArrayTests), new TUnit_TestProject_ArgsAsArrayTests_Params__string___TestSource());
}
}
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