Callback Benchmark

Callback registration and execution — comparing TUnit.Mocks (source-generated) against runtime proxy-based mocking libraries.

Last Updated

This benchmark was automatically generated on 2026-11-12 from the latest CI run.

Environment: Ubuntu Latest • .NET SDK 11.0.100

📊 Results

Callback registration and execution:

Library	Mean	Error	StdDev	Allocated
TUnit.Mocks	522.6 ns	10.14 ns	15.78 ns	3200 B
Imposter	198.6 ns	1.72 ns	1.53 ns	848 B
Mockolate	251.8 ns	1.63 ns	1.45 ns	1824 B
Moq	118,998.2 ns	407.08 ns	339.93 ns	13573 B
NSubstitute	3,597.3 ns	39.23 ns	30.63 ns	8008 B
FakeItEasy	3,748.9 ns	41.48 ns	36.77 ns	7549 B

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with args

Library	Mean	Error	StdDev	Allocated
TUnit.Mocks	636.3 ns	9.62 ns	9.00 ns	3296 B
Imposter	233.1 ns	1.82 ns	1.71 ns	896 B
Mockolate	290.2 ns	3.09 ns	2.89 ns	1872 B
Moq	126,053.1 ns	522.00 ns	407.54 ns	13987 B
NSubstitute	4,043.3 ns	44.31 ns	41.45 ns	8584 B
FakeItEasy	4,623.8 ns	89.45 ns	91.86 ns	9624 B

🎯 Key Insights

This benchmark compares TUnit.Mocks (source-generated) against runtime proxy-based mocking libraries for callback registration and execution.

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Methodology

View the mock benchmarks overview for methodology details and environment information.

Last generated: 2026-11-12T02:21:42.541Z