Invocation Benchmark

Calling methods on mock objects — comparing TUnit.Mocks (source-generated) against runtime proxy-based mocking libraries.

Last Updated

This benchmark was automatically generated on 2026-06-27 from the latest CI run.

Environment: Ubuntu Latest • .NET SDK 10.0.301

📊 Results

Calling methods on mock objects:

Library	Mean	Error	StdDev	Allocated
TUnit.Mocks	274.30 ns	84.75 ns	4.645 ns	128 B
Imposter	299.71 ns	102.19 ns	5.601 ns	168 B
Mockolate	113.03 ns	91.96 ns	5.041 ns	84 B
Moq	840.74 ns	384.87 ns	21.096 ns	376 B
NSubstitute	731.26 ns	410.40 ns	22.495 ns	304 B
FakeItEasy	1,829.35 ns	665.19 ns	36.461 ns	944 B

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String

Library	Mean	Error	StdDev	Allocated
TUnit.Mocks	164.97 ns	83.03 ns	4.551 ns	96 B
Imposter	297.64 ns	37.45 ns	2.053 ns	168 B
Mockolate	98.91 ns	61.26 ns	3.358 ns	60 B
Moq	542.47 ns	132.25 ns	7.249 ns	296 B
NSubstitute	617.86 ns	221.96 ns	12.167 ns	272 B
FakeItEasy	1,646.66 ns	530.99 ns	29.105 ns	776 B

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100 calls

Library	Mean	Error	StdDev	Allocated
TUnit.Mocks	27,510.06 ns	12,122.14 ns	664.455 ns	12736 B
Imposter	29,165.33 ns	5,473.69 ns	300.031 ns	16800 B
Mockolate	11,450.03 ns	9,546.58 ns	523.280 ns	8400 B
Moq	83,228.57 ns	31,238.95 ns	1,712.312 ns	37600 B
NSubstitute	73,835.14 ns	21,865.92 ns	1,198.545 ns	30848 B
FakeItEasy	189,604.89 ns	43,458.06 ns	2,382.083 ns	94400 B

🎯 Key Insights

This benchmark compares TUnit.Mocks (source-generated) against runtime proxy-based mocking libraries for calling methods on mock objects.

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Methodology

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

Last generated: 2026-06-27T03:27:29.619Z