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Bump CsCheck from 4.7.0 to 4.9.0 - #66

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Bump CsCheck from 4.7.0 to 4.9.0#66
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dependabot/nuget/tests/FixedWidthParser.Tests/develop/CsCheck-4.9.0

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Updated CsCheck from 4.7.0 to 4.9.0.

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@dependabot
Bump CsCheck from 4.7.0 to 4.9.0
869a81c 
---
updated-dependencies:
- dependency-name: CsCheck
  dependency-version: 4.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Benchmark Results

Measured on ubuntu-latest (GitHub Actions). Runner noise may affect absolute numbers; use these for relative comparisons within a PR.

Benchmarks.Perf.AsyncReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio Gen0 Allocated Alloc Ratio
GeneratedReader_ReadAsync 100 5.108 μs 0.0451 μs 0.0117 μs 0.65 0.2518 4248 B 0.23
SpanReader_ReadAsync 100 7.537 μs 0.0601 μs 0.0093 μs 0.96 0.2518 4264 B 0.23
Naive_ReadLineAsync 100 7.872 μs 0.3991 μs 0.0618 μs 1.00 1.0986 18424 B 1.00
GeneratedReader_ReadAsync_Pooled 100 10.209 μs 0.1317 μs 0.0342 μs 1.30 0.0153 328 B 0.02
SpanReader_ReadAsync_Pooled 100 12.753 μs 0.1164 μs 0.0302 μs 1.62 0.0153 344 B 0.02
GeneratedReader_ReadAsync 1000 50.345 μs 0.4152 μs 0.0642 μs 0.58 2.3193 39528 B 0.216
SpanReader_ReadAsync 1000 75.104 μs 0.2140 μs 0.0331 μs 0.87 2.3193 39544 B 0.216
Naive_ReadLineAsync 1000 86.671 μs 2.4336 μs 0.6320 μs 1.00 10.8643 183304 B 1.000
GeneratedReader_ReadAsync_Pooled 1000 97.600 μs 0.7978 μs 0.2072 μs 1.13 - 328 B 0.002
SpanReader_ReadAsync_Pooled 1000 115.083 μs 0.6908 μs 0.1069 μs 1.33 - 344 B 0.002

Benchmarks.Perf.ByteReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
Intel Xeon 6973P-C 3.91GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Allocated Alloc Ratio
CharParser_Parse 100 3.397 μs 0.0449 μs 0.0070 μs 1.00 0.00 0.0458 3.83 KB 1.00
ByteParser_Parse 100 3.905 μs 0.0532 μs 0.0138 μs 1.15 0.00 0.0458 3.83 KB 1.00
CharParser_Parse_AfterUtf8Decode 100 4.952 μs 0.3033 μs 0.0469 μs 1.46 0.01 0.1297 10.86 KB 2.84
CharParser_Parse 1000 34.463 μs 0.3320 μs 0.0514 μs 1.00 0.00 0.4272 38.28 KB 1.00
ByteParser_Parse 1000 40.273 μs 2.4785 μs 0.6437 μs 1.17 0.02 0.4272 38.28 KB 1.00
CharParser_Parse_AfterUtf8Decode 1000 48.914 μs 6.4326 μs 0.9955 μs 1.42 0.03 1.2817 108.59 KB 2.84

Benchmarks.Perf.ByteReaderPoolingBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
Intel Xeon 6973P-C 3.91GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Allocated Alloc Ratio
NoString 100 2.421 μs 0.0724 μs 0.0112 μs 0.58 0.00 - - 0.00
WithString_NoPool 100 4.144 μs 0.1040 μs 0.0161 μs 1.00 0.00 0.0458 3920 B 1.00
WithString_Pooled 100 9.132 μs 0.9023 μs 0.2343 μs 2.20 0.05 - - 0.00
NoString 1000 25.374 μs 0.1761 μs 0.0273 μs 0.62 0.00 - - 0.00
WithString_NoPool 1000 41.169 μs 0.4928 μs 0.0763 μs 1.00 0.00 0.4272 39200 B 1.00
WithString_Pooled 1000 90.421 μs 0.9371 μs 0.2434 μs 2.20 0.01 - - 0.00

Benchmarks.Perf.ByteReaderStreamBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
Intel Xeon 6973P-C 3.91GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Gen1 Gen2 Allocated Alloc Ratio
ByteReader_Read 100 4.197 μs 0.0991 μs 0.0257 μs 0.25 0.01 0.0458 - - 3.83 KB 0.02
CharReader_Read 100 16.620 μs 3.2708 μs 0.8494 μs 1.00 0.07 41.6565 41.6565 41.6565 196.04 KB 1.00
ByteReader_Read 1000 42.446 μs 1.5101 μs 0.3922 μs 0.63 0.01 0.4272 - - 38.28 KB 0.17
CharReader_Read 1000 67.272 μs 1.0767 μs 0.2796 μs 1.00 0.01 41.6260 41.6260 41.6260 230.5 KB 1.00

Benchmarks.Perf.ComparisonBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 9V74 3.52GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Gen1 Allocated Alloc Ratio
FixedWidthParser_Generated 100 3.961 μs 0.0407 μs 0.0106 μs 0.14 0.00 0.2289 - 3.86 KB 0.09
FixedWidthParser_Read 100 5.698 μs 0.0897 μs 0.0139 μs 0.20 0.00 0.2289 - 3.86 KB 0.09
RecordParser_Read 100 8.861 μs 0.0556 μs 0.0086 μs 0.32 0.00 0.2441 - 4.23 KB 0.10
FileHelpers_Read 100 27.982 μs 0.1396 μs 0.0216 μs 1.00 0.00 2.5330 0.0610 41.49 KB 1.00
FlatFiles_Read 100 51.025 μs 1.6249 μs 0.4220 μs 1.82 0.01 6.2866 0.1831 103.13 KB 2.49
FixedWidthParser_Generated 1000 37.239 μs 0.6918 μs 0.1797 μs 0.14 0.00 2.3193 - 38.31 KB 0.09
FixedWidthParser_Read 1000 47.305 μs 0.3758 μs 0.0976 μs 0.17 0.00 2.3193 - 38.31 KB 0.09
RecordParser_Read 1000 85.994 μs 1.3646 μs 0.3544 μs 0.31 0.00 2.3193 - 38.69 KB 0.10
FileHelpers_Read 1000 275.188 μs 7.5664 μs 1.1709 μs 1.00 0.01 24.4141 5.8594 406.42 KB 1.00
FlatFiles_Read 1000 510.952 μs 35.9294 μs 9.3308 μs 1.86 0.03 57.6172 1.9531 953.2 KB 2.35

Benchmarks.Perf.ComparisonWriterBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 9V74 3.52GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Gen1 Allocated Alloc Ratio
FixedWidthParser_Write 1 100.2 ns 0.34 ns 0.05 ns 0.65 0.01 - - - 0.00
FileHelpers_Write 1 153.0 ns 13.80 ns 3.58 ns 1.00 0.03 0.0215 - 360 B 1.00
FlatFiles_Write 1 344.7 ns 5.66 ns 1.47 ns 2.25 0.05 0.0424 - 712 B 1.98
RecordParser_Write 1 14,969.4 ns 1,025.50 ns 266.32 ns 97.86 2.61 1.0986 0.0305 18128 B 50.36
FixedWidthParser_Write 100 10,252.6 ns 66.25 ns 17.21 ns 0.72 0.00 - - - 0.00
FileHelpers_Write 100 14,169.7 ns 344.62 ns 53.33 ns 1.00 0.00 1.9531 - 32832 B 1.00
FlatFiles_Write 100 33,188.2 ns 2,460.27 ns 638.92 ns 2.34 0.04 4.2114 - 71200 B 2.17
RecordParser_Write 100 39,805.7 ns 4,444.82 ns 1,154.31 ns 2.81 0.08 1.2207 0.0610 20440 B 0.62
FixedWidthParser_Write 1000 103,300.9 ns 826.80 ns 214.72 ns 0.74 0.01 - - - 0.00
FileHelpers_Write 1000 139,878.5 ns 6,700.88 ns 1,036.97 ns 1.00 0.01 19.5313 - 328032 B 1.00
FlatFiles_Write 1000 334,311.4 ns 12,844.42 ns 3,335.66 ns 2.39 0.03 42.4805 - 712000 B 2.17
RecordParser_Write 1000 364,690.1 ns 33,208.61 ns 8,624.17 ns 2.61 0.06 81.0547 80.0781 1344808 B 4.10

Benchmarks.Perf.ParserBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1
Method Line Mean Error StdDev Ratio Gen0 Allocated Alloc Ratio
Parse_NoPool Jane (...)0.00 [25] 55.57 ns 1.521 ns 0.235 ns 1.00 0.0029 48 B 1.00
Parse_WithStringPool Jane (...)0.00 [25] 79.84 ns 1.343 ns 0.349 ns 1.44 - - 0.00
Parse_NoPool John (...)0.00 [25] 51.92 ns 0.422 ns 0.065 ns 1.00 0.0024 40 B 1.00
Parse_WithStringPool John (...)0.00 [25] 102.20 ns 1.856 ns 0.482 ns 1.97 - - 0.00

Benchmarks.Perf.PipeReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
Intel Xeon 6973P-C 3.91GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Allocated Alloc Ratio
Stream_ReadAsync 100 4.715 μs 0.2137 μs 0.0331 μs 1.00 0.01 0.0458 4.09 KB 1.00
Pipe_ReadAsync 100 9.550 μs 2.2367 μs 0.5809 μs 2.03 0.11 0.0458 4.48 KB 1.10
Pipe_ReadAsync_SmallSegments 100 31.949 μs 0.1723 μs 0.0267 μs 6.78 0.04 - 4.67 KB 1.14
Stream_ReadAsync 1000 47.001 μs 0.2599 μs 0.0402 μs 1.00 0.00 0.4272 38.54 KB 1.00
Pipe_ReadAsync 1000 90.904 μs 6.0564 μs 1.5728 μs 1.93 0.03 0.3662 39.03 KB 1.01
Pipe_ReadAsync_SmallSegments 1000 316.776 μs 1.8635 μs 0.2884 μs 6.74 0.01 - 39.13 KB 1.02

Benchmarks.Perf.ReaderBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio Gen0 Allocated Alloc Ratio
GeneratedReader_Read 100 4.607 μs 0.0871 μs 0.0135 μs 0.57 0.2289 3952 B 0.354
SpanReader_Read 100 6.117 μs 0.0642 μs 0.0099 μs 0.75 0.2289 3952 B 0.354
Naive_ReadLine 100 8.143 μs 0.1523 μs 0.0395 μs 1.00 0.6561 11152 B 1.000
GeneratedReader_Read_Pooled 100 9.377 μs 0.0478 μs 0.0074 μs 1.15 - 32 B 0.003
SpanReader_Read_Pooled 100 11.241 μs 0.1025 μs 0.0266 μs 1.38 - 32 B 0.003
GeneratedReader_Read 1000 45.794 μs 0.3364 μs 0.0874 μs 0.66 2.3193 39232 B 0.353
SpanReader_Read 1000 58.711 μs 0.3877 μs 0.0600 μs 0.85 2.3193 39232 B 0.353
Naive_ReadLine 1000 68.964 μs 1.1719 μs 0.3043 μs 1.00 6.5918 111232 B 1.000
GeneratedReader_Read_Pooled 1000 94.506 μs 0.5519 μs 0.1433 μs 1.37 - 32 B 0.000
SpanReader_Read_Pooled 1000 115.516 μs 2.4153 μs 0.6272 μs 1.68 - 32 B 0.000

Benchmarks.Perf.ReaderStartupBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1
Method Mean Error StdDev Ratio Gen0 Allocated Alloc Ratio
ReflectionReader_ConstructAndReadOne 119.2 ns 2.92 ns 0.76 ns 1.00 0.0057 96 B 1.00
GeneratedReader_ReadOne 119.4 ns 2.08 ns 0.54 ns 1.00 0.0043 72 B 0.75

Benchmarks.Perf.SourceGenParserBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 7763 2.45GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v3

IterationCount=5  WarmupCount=1
Method Line Mean Error StdDev Ratio Gen0 Allocated Alloc Ratio
Generated John (...)00.00 [25] 38.51 ns 0.921 ns 0.239 ns 0.51 0.0024 40 B 1.00
Reflection John (...)00.00 [25] 76.06 ns 0.965 ns 0.149 ns 1.00 0.0024 40 B 1.00

Benchmarks.Perf.WriterBenchmarks


BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.5 LTS (Noble Numbat)
AMD EPYC 9V45 4.35GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.401
  [Host]     : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4
  Job-MEHJPP : .NET 10.0.12 (10.0.12, 10.0.1226.42308), X64 RyuJIT x86-64-v4

IterationCount=5  WarmupCount=1
Method Count Mean Error StdDev Ratio RatioSD Gen0 Gen1 Allocated Alloc Ratio
WriteMany_ReuseWriterSpan 1 69.88 ns 5.052 ns 1.312 ns 0.50 0.02 - - - 0.00
WriteMany_ReuseWriter 1 72.07 ns 2.277 ns 0.352 ns 0.52 0.02 - - - 0.00
WriteMany_AsyncReuseWriter 1 89.46 ns 4.885 ns 1.269 ns 0.64 0.02 0.0019 - 32 B 0.01
WriteMany_NewStream 1 139.54 ns 19.663 ns 5.107 ns 1.00 0.05 0.1328 - 2224 B 1.00
WriteMany_AsyncNewStream 1 275.82 ns 56.155 ns 8.690 ns 1.98 0.09 0.3204 0.0029 5360 B 2.41
WriteMany_ReuseWriterSpan 100 6,980.29 ns 251.722 ns 65.371 ns 0.93 0.02 - - - 0.000
WriteMany_ReuseWriter 100 7,292.08 ns 542.976 ns 84.026 ns 0.97 0.02 - - - 0.000
WriteMany_NewStream 100 7,515.93 ns 590.351 ns 153.312 ns 1.00 0.03 0.3128 - 5328 B 1.000
WriteMany_AsyncReuseWriter 100 7,796.78 ns 515.674 ns 133.919 ns 1.04 0.03 - - 32 B 0.006
WriteMany_AsyncNewStream 100 8,156.14 ns 804.830 ns 209.012 ns 1.09 0.03 0.3204 - 5360 B 1.006
WriteMany_NewStream 1000 69,267.06 ns 3,726.692 ns 576.710 ns 1.00 0.01 0.2441 - 5328 B 1.000
WriteMany_ReuseWriter 1000 69,504.44 ns 1,511.152 ns 392.441 ns 1.00 0.01 - - - 0.000
WriteMany_ReuseWriterSpan 1000 70,117.25 ns 5,370.278 ns 831.056 ns 1.01 0.01 - - - 0.000
WriteMany_AsyncReuseWriter 1000 80,625.03 ns 2,074.548 ns 321.039 ns 1.16 0.01 - - 32 B 0.006
WriteMany_AsyncNewStream 1000 81,182.22 ns 1,894.180 ns 491.913 ns 1.17 0.01 0.2441 - 5360 B 1.006

@dependabot @github

dependabot Bot commented on behalf of github Sep 24, 2026

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Superseded by #70.

@dependabot dependabot Bot closed this Sep 24, 2026
@dependabot
dependabot Bot deleted the dependabot/nuget/tests/FixedWidthParser.Tests/develop/CsCheck-4.9.0 branch September 24, 2026 15:04
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