thomhurst · thomhurst · Aug 16, 2026 · Aug 16, 2026
diff --git a/README.md b/README.md
@@ -61,14 +61,14 @@ Source generation shifts work from run time to build time: you pay a little up f
 <!-- benchmarks:start -->
 | Scenario | TUnit (AOT) | TUnit | xUnit v3 | NUnit | MSTest |
 |----------|---|---|---|---|---|
-| Data-driven tests | 17.74 ms | 308.59 ms | 534.14 ms | 547.52 ms | 552.18 ms |
-| Async-heavy tests | 120.7 ms | 406.5 ms | 671.9 ms | 657.7 ms | 750.7 ms |
-| Matrix combinations | 115.4 ms | 375.1 ms | 1,443.5 ms | 1,420.2 ms | 1,530.7 ms |
-| Large suites (scale) | 15.92 ms | 272.51 ms | 500.67 ms | 502.50 ms | 494.11 ms |
-| Massive parallelism | 217.8 ms | 469.3 ms | 2,926.8 ms | 1,073.9 ms | 2,981.5 ms |
-| Setup/teardown lifecycle | 66.11 ms | 327.59 ms | 1,024.32 ms | 996.24 ms | 1,066.16 ms |
-
-<sub>Mean wall-clock time to run the same test suite. TUnit (AOT) 1.64.0 · TUnit 1.64.0 · xUnit v3 3.2.2 · NUnit 4.6.1 · MSTest 4.3.3. .NET SDK 10.0.302, .NET 10.0.10 (10.0.10, 10.0.1026.32716), X64 RyuJIT x86-64-v4. Updated 2026-08-09 — regenerated weekly by the [Speed Comparison workflow](https://github.com/thomhurst/TUnit/actions/workflows/speed-comparison.yml). Full results and methodology: [tunit.dev/docs/benchmarks](https://tunit.dev/docs/benchmarks/).</sub>
+| Data-driven tests | 13.53 ms | 318.76 ms | 680.19 ms | 540.84 ms | 577.30 ms |
+| Async-heavy tests | 118.5 ms | 437.3 ms | 906.6 ms | 653.1 ms | 724.2 ms |
+| Matrix combinations | 117.8 ms | 436.2 ms | 1,677.9 ms | 1,471.3 ms | 1,547.8 ms |
+| Large suites (scale) | 19.74 ms | 349.50 ms | 752.17 ms | 581.67 ms | 577.69 ms |
+| Massive parallelism | 218.0 ms | 566.0 ms | 3,101.4 ms | 1,151.5 ms | 3,028.4 ms |
+| Setup/teardown lifecycle | 66.91 ms | 355.61 ms | 1,292.08 ms | 1,045.37 ms | 1,104.79 ms |
+
+<sub>Mean wall-clock time to run the same test suite. TUnit (AOT) 1.65.0 · TUnit 1.65.0 · xUnit v3 4.0.0 · NUnit 4.6.1 · MSTest 4.3.3. .NET SDK 10.0.400, .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v4. Updated 2026-08-16 — regenerated weekly by the [Speed Comparison workflow](https://github.com/thomhurst/TUnit/actions/workflows/speed-comparison.yml). Full results and methodology: [tunit.dev/docs/benchmarks](https://tunit.dev/docs/benchmarks/).</sub>
 <!-- benchmarks:end -->
 
 ## Getting Started

diff --git a/docs/docs/benchmarks/engine/AsyncTests.md b/docs/docs/benchmarks/engine/AsyncTests.md
@@ -9,20 +9,20 @@ sidebar_position: 3
 > Realistic async/await patterns with I/O simulation
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 406.5 ms | 401.4 ms | 20.76 ms |
-| NUnit | 4.6.1 | 657.7 ms | 649.5 ms | 38.73 ms |
-| MSTest | 4.3.3 | 750.7 ms | 745.6 ms | 38.09 ms |
-| xUnit3 | 3.2.2 | 671.9 ms | 670.0 ms | 22.31 ms |
-| **TUnit (AOT)** | 1.64.0 | 120.7 ms | 120.7 ms | 1.57 ms |
+| **TUnit** | 1.65.0 | 437.3 ms | 431.8 ms | 39.79 ms |
+| NUnit | 4.6.1 | 653.1 ms | 655.6 ms | 60.47 ms |
+| MSTest | 4.3.3 | 724.2 ms | 726.6 ms | 42.51 ms |
+| xUnit3 | 4.0.0 | 906.6 ms | 906.0 ms | 45.02 ms |
+| **TUnit (AOT)** | 1.65.0 | 118.5 ms | 118.3 ms | 1.24 ms |
 
 ## 📈 Visual Comparison
 
@@ -60,8 +60,8 @@ This benchmark was automatically generated on **2026-08-09** from the latest CI
 xychart-beta
   title "AsyncTests Performance Comparison"
   x-axis ["TUnit", "NUnit", "MSTest", "xUnit3", "TUnit_AOT"]
-  y-axis "Time (ms)" 0 --> 901
-  bar [406.5, 657.7, 750.7, 671.9, 120.7]
+  y-axis "Time (ms)" 0 --> 1088
+  bar [437.3, 653.1, 724.2, 906.6, 118.5]
 ```
 
 ## 🎯 Key Insights
@@ -74,4 +74,4 @@ This benchmark compares TUnit's performance against NUnit, MSTest, xUnit3 using
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.026Z*
+*Last generated: 2026-08-16T00:18:52.418Z*
diff --git a/docs/docs/benchmarks/engine/BuildTime.md b/docs/docs/benchmarks/engine/BuildTime.md
@@ -9,9 +9,9 @@ sidebar_position: 9
 > Compilation time from a clean build across frameworks — how long it takes to build an identical test project.
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
@@ -20,10 +20,10 @@ Compilation time comparison across frameworks:
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 940.2 ms | 938.3 ms | 27.85 ms |
-| Build_NUnit | 4.6.1 | 925.3 ms | 924.0 ms | 17.10 ms |
-| Build_MSTest | 4.3.3 | 1,033.0 ms | 1,024.9 ms | 49.06 ms |
-| Build_xUnit3 | 3.2.2 | 930.5 ms | 927.8 ms | 16.14 ms |
+| **TUnit** | 1.65.0 | 1,022.9 ms | 1,015.7 ms | 54.92 ms |
+| Build_NUnit | 4.6.1 | 914.6 ms | 915.7 ms | 6.63 ms |
+| Build_MSTest | 4.3.3 | 1,115.7 ms | 1,115.6 ms | 52.23 ms |
+| Build_xUnit3 | 4.0.0 | 929.3 ms | 926.6 ms | 12.60 ms |
 
 ## 📈 Visual Comparison
 
@@ -61,8 +61,8 @@ Compilation time comparison across frameworks:
 xychart-beta
   title "Build Time Comparison"
   x-axis ["Build_TUnit", "Build_NUnit", "Build_MSTest", "Build_xUnit3"]
-  y-axis "Time (ms)" 0 --> 1240
-  bar [940.2, 925.3, 1033, 930.5]
+  y-axis "Time (ms)" 0 --> 1339
+  bar [1022.9, 914.6, 1115.7, 929.3]
 ```
 
 ---
@@ -71,4 +71,4 @@ xychart-beta
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.061Z*
+*Last generated: 2026-08-16T00:18:52.420Z*
diff --git a/docs/docs/benchmarks/engine/DataDrivenTests.md b/docs/docs/benchmarks/engine/DataDrivenTests.md
@@ -9,20 +9,20 @@ sidebar_position: 4
 > Parameterized tests with multiple data sources
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 308.59 ms | 307.89 ms | 5.350 ms |
-| NUnit | 4.6.1 | 547.52 ms | 541.49 ms | 31.636 ms |
-| MSTest | 4.3.3 | 552.18 ms | 551.76 ms | 41.191 ms |
-| xUnit3 | 3.2.2 | 534.14 ms | 529.06 ms | 9.859 ms |
-| **TUnit (AOT)** | 1.64.0 | 17.74 ms | 17.58 ms | 0.933 ms |
+| **TUnit** | 1.65.0 | 318.76 ms | 312.55 ms | 15.439 ms |
+| NUnit | 4.6.1 | 540.84 ms | 535.88 ms | 30.877 ms |
+| MSTest | 4.3.3 | 577.30 ms | 574.52 ms | 30.305 ms |
+| xUnit3 | 4.0.0 | 680.19 ms | 676.84 ms | 51.572 ms |
+| **TUnit (AOT)** | 1.65.0 | 13.53 ms | 13.47 ms | 0.228 ms |
 
 ## 📈 Visual Comparison
 
@@ -60,8 +60,8 @@ This benchmark was automatically generated on **2026-08-09** from the latest CI
 xychart-beta
   title "DataDrivenTests Performance Comparison"
   x-axis ["TUnit", "NUnit", "MSTest", "xUnit3", "TUnit_AOT"]
-  y-axis "Time (ms)" 0 --> 663
-  bar [308.59, 547.52, 552.18, 534.14, 17.74]
+  y-axis "Time (ms)" 0 --> 817
+  bar [318.76, 540.84, 577.3, 680.19, 13.53]
 ```
 
 ## 🎯 Key Insights
@@ -74,4 +74,4 @@ This benchmark compares TUnit's performance against NUnit, MSTest, xUnit3 using
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.026Z*
+*Last generated: 2026-08-16T00:18:52.418Z*
diff --git a/docs/docs/benchmarks/engine/MassiveParallelTests.md b/docs/docs/benchmarks/engine/MassiveParallelTests.md
@@ -9,20 +9,20 @@ sidebar_position: 5
 > Parallel execution stress tests
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 469.3 ms | 469.4 ms | 3.00 ms |
-| NUnit | 4.6.1 | 1,073.9 ms | 1,067.0 ms | 12.86 ms |
-| MSTest | 4.3.3 | 2,981.5 ms | 2,993.4 ms | 30.52 ms |
-| xUnit3 | 3.2.2 | 2,926.8 ms | 2,928.2 ms | 12.70 ms |
-| **TUnit (AOT)** | 1.64.0 | 217.8 ms | 217.7 ms | 0.39 ms |
+| **TUnit** | 1.65.0 | 566.0 ms | 565.5 ms | 41.65 ms |
+| NUnit | 4.6.1 | 1,151.5 ms | 1,136.4 ms | 40.23 ms |
+| MSTest | 4.3.3 | 3,028.4 ms | 3,010.5 ms | 33.46 ms |
+| xUnit3 | 4.0.0 | 3,101.4 ms | 3,095.4 ms | 27.30 ms |
+| **TUnit (AOT)** | 1.65.0 | 218.0 ms | 217.2 ms | 1.54 ms |
 
 ## 📈 Visual Comparison
 
@@ -60,8 +60,8 @@ This benchmark was automatically generated on **2026-08-09** from the latest CI
 xychart-beta
   title "MassiveParallelTests Performance Comparison"
   x-axis ["TUnit", "NUnit", "MSTest", "xUnit3", "TUnit_AOT"]
-  y-axis "Time (ms)" 0 --> 3578
-  bar [469.3, 1073.9, 2981.5, 2926.8, 217.8]
+  y-axis "Time (ms)" 0 --> 3722
+  bar [566, 1151.5, 3028.4, 3101.4, 218]
 ```
 
 ## 🎯 Key Insights
@@ -74,4 +74,4 @@ This benchmark compares TUnit's performance against NUnit, MSTest, xUnit3 using
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.027Z*
+*Last generated: 2026-08-16T00:18:52.418Z*
diff --git a/docs/docs/benchmarks/engine/MatrixTests.md b/docs/docs/benchmarks/engine/MatrixTests.md
@@ -9,20 +9,20 @@ sidebar_position: 6
 > Combinatorial test generation and execution
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 375.1 ms | 375.9 ms | 5.58 ms |
-| NUnit | 4.6.1 | 1,420.2 ms | 1,421.2 ms | 7.71 ms |
-| MSTest | 4.3.3 | 1,530.7 ms | 1,525.7 ms | 22.65 ms |
-| xUnit3 | 3.2.2 | 1,443.5 ms | 1,440.6 ms | 6.54 ms |
-| **TUnit (AOT)** | 1.64.0 | 115.4 ms | 115.3 ms | 0.63 ms |
+| **TUnit** | 1.65.0 | 436.2 ms | 430.7 ms | 28.73 ms |
+| NUnit | 4.6.1 | 1,471.3 ms | 1,461.4 ms | 35.30 ms |
+| MSTest | 4.3.3 | 1,547.8 ms | 1,538.3 ms | 24.02 ms |
+| xUnit3 | 4.0.0 | 1,677.9 ms | 1,673.5 ms | 17.25 ms |
+| **TUnit (AOT)** | 1.65.0 | 117.8 ms | 117.7 ms | 0.34 ms |
 
 ## 📈 Visual Comparison
 
@@ -60,8 +60,8 @@ This benchmark was automatically generated on **2026-08-09** from the latest CI
 xychart-beta
   title "MatrixTests Performance Comparison"
   x-axis ["TUnit", "NUnit", "MSTest", "xUnit3", "TUnit_AOT"]
-  y-axis "Time (ms)" 0 --> 1837
-  bar [375.1, 1420.2, 1530.7, 1443.5, 115.4]
+  y-axis "Time (ms)" 0 --> 2014
+  bar [436.2, 1471.3, 1547.8, 1677.9, 117.8]
 ```
 
 ## 🎯 Key Insights
@@ -74,4 +74,4 @@ This benchmark compares TUnit's performance against NUnit, MSTest, xUnit3 using
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.027Z*
+*Last generated: 2026-08-16T00:18:52.419Z*
diff --git a/docs/docs/benchmarks/engine/ScaleTests.md b/docs/docs/benchmarks/engine/ScaleTests.md
@@ -9,20 +9,20 @@ sidebar_position: 7
 > Large test suites (150+ tests) measuring scalability
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 272.51 ms | 271.73 ms | 3.031 ms |
-| NUnit | 4.6.1 | 502.50 ms | 495.10 ms | 21.289 ms |
-| MSTest | 4.3.3 | 494.11 ms | 495.49 ms | 4.829 ms |
-| xUnit3 | 3.2.2 | 500.67 ms | 496.60 ms | 13.537 ms |
-| **TUnit (AOT)** | 1.64.0 | 15.92 ms | 15.92 ms | 0.588 ms |
+| **TUnit** | 1.65.0 | 349.50 ms | 333.60 ms | 41.972 ms |
+| NUnit | 4.6.1 | 581.67 ms | 574.97 ms | 30.611 ms |
+| MSTest | 4.3.3 | 577.69 ms | 579.55 ms | 30.378 ms |
+| xUnit3 | 4.0.0 | 752.17 ms | 752.19 ms | 62.610 ms |
+| **TUnit (AOT)** | 1.65.0 | 19.74 ms | 19.67 ms | 0.613 ms |
 
 ## 📈 Visual Comparison
 
@@ -60,8 +60,8 @@ This benchmark was automatically generated on **2026-08-09** from the latest CI
 xychart-beta
   title "ScaleTests Performance Comparison"
   x-axis ["TUnit", "NUnit", "MSTest", "xUnit3", "TUnit_AOT"]
-  y-axis "Time (ms)" 0 --> 603
-  bar [272.51, 502.5, 494.11, 500.67, 15.92]
+  y-axis "Time (ms)" 0 --> 903
+  bar [349.5, 581.67, 577.69, 752.17, 19.74]
 ```
 
 ## 🎯 Key Insights
@@ -74,4 +74,4 @@ This benchmark compares TUnit's performance against NUnit, MSTest, xUnit3 using
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.060Z*
+*Last generated: 2026-08-16T00:18:52.419Z*
diff --git a/docs/docs/benchmarks/engine/SetupTeardownTests.md b/docs/docs/benchmarks/engine/SetupTeardownTests.md
@@ -9,20 +9,20 @@ sidebar_position: 8
 > Expensive test fixtures with setup/teardown overhead
 
 :::info Last Updated
-This benchmark was automatically generated on **2026-08-09** from the latest CI run.
+This benchmark was automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 📊 Results
 
 | Framework | Version | Mean | Median | StdDev |
 |-----------|---------|------|--------|--------|
-| **TUnit** | 1.64.0 | 327.59 ms | 326.78 ms | 2.732 ms |
-| NUnit | 4.6.1 | 996.24 ms | 995.63 ms | 7.547 ms |
-| MSTest | 4.3.3 | 1,066.16 ms | 1,060.72 ms | 17.292 ms |
-| xUnit3 | 3.2.2 | 1,024.32 ms | 1,023.42 ms | 9.380 ms |
-| **TUnit (AOT)** | 1.64.0 | 66.11 ms | 66.06 ms | 0.728 ms |
+| **TUnit** | 1.65.0 | 355.61 ms | 356.54 ms | 4.842 ms |
+| NUnit | 4.6.1 | 1,045.37 ms | 1,047.53 ms | 14.229 ms |
+| MSTest | 4.3.3 | 1,104.79 ms | 1,107.44 ms | 8.732 ms |
+| xUnit3 | 4.0.0 | 1,292.08 ms | 1,281.97 ms | 41.267 ms |
+| **TUnit (AOT)** | 1.65.0 | 66.91 ms | 66.72 ms | 0.630 ms |
 
 ## 📈 Visual Comparison
 
@@ -60,8 +60,8 @@ This benchmark was automatically generated on **2026-08-09** from the latest CI
 xychart-beta
   title "SetupTeardownTests Performance Comparison"
   x-axis ["TUnit", "NUnit", "MSTest", "xUnit3", "TUnit_AOT"]
-  y-axis "Time (ms)" 0 --> 1280
-  bar [327.59, 996.24, 1066.16, 1024.32, 66.11]
+  y-axis "Time (ms)" 0 --> 1551
+  bar [355.61, 1045.37, 1104.79, 1292.08, 66.91]
 ```
 
 ## 🎯 Key Insights
@@ -74,4 +74,4 @@ This benchmark compares TUnit's performance against NUnit, MSTest, xUnit3 using
 View the [benchmarks overview](/docs/benchmarks) for methodology details and environment information.
 :::
 
-*Last generated: 2026-08-09T00:23:17.061Z*
+*Last generated: 2026-08-16T00:18:52.419Z*
diff --git a/docs/docs/benchmarks/index.md b/docs/docs/benchmarks/index.md
@@ -7,9 +7,9 @@ sidebar_position: 1
 # Performance Benchmarks
 
 :::info Last Updated
-These benchmarks were automatically generated on **2026-08-09** from the latest CI run.
+These benchmarks were automatically generated on **2026-08-16** from the latest CI run.
 
-**Environment:** Ubuntu Latest • .NET SDK 10.0.302
+**Environment:** Ubuntu Latest • .NET SDK 10.0.400
 :::
 
 ## 🚀 Runtime Benchmarks
@@ -37,8 +37,8 @@ These benchmarks compare TUnit against the most popular .NET testing frameworks:
 
 | Framework | Version Tested |
 |-----------|----------------|
-| **TUnit** | 1.64.0 |
-| **xUnit v3** | 3.2.2 |
+| **TUnit** | 1.65.0 |
+| **xUnit v3** | 4.0.0 |
 | **NUnit** | 4.6.1 |
 | **MSTest** | 4.3.3 |
 
@@ -56,8 +56,8 @@ The benchmarks measure real-world testing patterns:
 ### Environment
 
 - **OS**: Ubuntu Latest (GitHub Actions)
-- **Runtime**: .NET 10.0.10 (10.0.10, 10.0.1026.32716), X64 RyuJIT x86-64-v4
-- **SDK**: .NET SDK 10.0.302
+- **Runtime**: .NET 10.0.11 (10.0.11, 10.0.1126.37416), X64 RyuJIT x86-64-v4
+- **SDK**: .NET SDK 10.0.400
 - **Hardware**: GitHub Actions Standard Runner (Ubuntu)
 - **Tool**: BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.4 LTS (Noble Numbat)
 
@@ -80,4 +80,4 @@ These benchmarks run automatically daily via [GitHub Actions](https://github.com
 Each benchmark runs multiple iterations with statistical analysis to ensure accuracy. Results may vary based on hardware and test characteristics.
 :::
 
-*Last generated: 2026-08-09T00:23:17.061Z*
+*Last generated: 2026-08-16T00:18:52.420Z*