fix(fs): apply case option to fakefs in casefs tests (#10439)

Required for the casefs tests/benchmarks to test the casefs.

Benchmarks do significantly worse (as expected).

```
                                             │ ../old.txt  │             ../new.txt             │
                                             │   sec/op    │   sec/op     vs base               │
WalkCaseFakeFS100k/rawfs-8                     626.5m ± 5%   993.4m ± 1%  +58.56% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                     1.011 ± 1%    1.425 ± 1%  +40.94% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8    1.014 ± 2%    1.439 ± 1%  +41.97% (p=0.002 n=6)
geomean                                        862.9m         1.268       +46.94%

                                             │  ../old.txt  │             ../new.txt              │
                                             │   B/entry    │   B/entry     vs base               │
WalkCaseFakeFS100k/rawfs-8                     1.274Ki ± 0%   1.766Ki ± 0%  +38.54% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                    1.771Ki ± 0%   2.354Ki ± 0%  +32.98% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8   1.772Ki ± 0%   2.356Ki ± 0%  +32.95% (p=0.002 n=6)
geomean                                        1.587Ki        2.140Ki       +34.80%

                                             │   ../old.txt   │               ../new.txt               │
                                             │ DirNames/entry │ DirNames/entry  vs base                │
WalkCaseFakeFS100k/rawfs-8                        512.5m ± 0%     1025.0m ± 0%  +100.00% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                        1.025 ± 0%       1.537 ± 0%   +49.95% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8       1.025 ± 0%       1.537 ± 0%   +49.95% (p=0.002 n=6)
geomean                                           813.5m            1.343        +65.06%

                                             │ ../old.txt  │              ../new.txt              │
                                             │ DirNames/op │ DirNames/op   vs base                │
WalkCaseFakeFS100k/rawfs-8                     51.25k ± 0%   102.49k ± 0%  +100.00% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                    102.5k ± 0%    153.7k ± 0%   +50.00% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8   102.5k ± 0%    153.7k ± 0%   +50.00% (p=0.002 n=6)
geomean                                        81.35k         134.3k        +65.10%

                                             │  ../old.txt  │             ../new.txt              │
                                             │ allocs/entry │ allocs/entry  vs base               │
WalkCaseFakeFS100k/rawfs-8                       19.00 ± 0%     35.35 ± 0%  +86.05% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                      35.35 ± 0%     54.40 ± 0%  +53.89% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8     35.38 ± 0%     54.46 ± 0%  +53.93% (p=0.002 n=6)
geomean                                          28.75          47.14       +63.95%

                                             │ ../old.txt  │             ../new.txt             │
                                             │  sec/entry  │  sec/entry   vs base               │
WalkCaseFakeFS100k/rawfs-8                     4.143µ ± 5%   6.568µ ± 1%  +58.55% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                    6.686µ ± 1%   9.424µ ± 1%  +40.95% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8   6.703µ ± 2%   9.517µ ± 1%  +41.97% (p=0.002 n=6)
geomean                                        5.705µ        8.383µ       +46.94%

                                             │  ../old.txt  │             ../new.txt              │
                                             │     B/op     │     B/op      vs base               │
WalkCaseFakeFS100k/rawfs-8                     188.3Mi ± 0%   260.8Mi ± 0%  +38.51% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                    261.5Mi ± 0%   347.7Mi ± 0%  +32.98% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8   261.7Mi ± 0%   348.0Mi ± 0%  +32.96% (p=0.002 n=6)
geomean                                        234.4Mi        316.0Mi       +34.79%

                                             │ ../old.txt  │             ../new.txt             │
                                             │  allocs/op  │  allocs/op   vs base               │
WalkCaseFakeFS100k/rawfs-8                     2.873M ± 0%   5.346M ± 0%  +86.04% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-8                    5.346M ± 0%   8.228M ± 0%  +53.91% (p=0.002 n=6)
WalkCaseFakeFS100k/casefs-otherOpEvery1000-8   5.351M ± 0%   8.236M ± 0%  +53.92% (p=0.002 n=6)
geomean                                        4.348M        7.129M       +63.96%
```

Signed-off-by: Marcus B Spencer <marcus@marcusspencer.us>
This commit is contained in:
Marcus B Spencer
2025-10-23 03:40:42 -05:00
committed by GitHub
parent b4565c87ee
commit c6a887865f

View File

@@ -327,7 +327,7 @@ func doubleWalkFSWithOtherOps(fsys Filesystem, paths []string, otherOpEvery int,
} }
func fakefsForBenchmark(nfiles int, latency time.Duration) (Filesystem, []string, error) { func fakefsForBenchmark(nfiles int, latency time.Duration) (Filesystem, []string, error) {
fsys := NewFilesystem(FilesystemTypeFake, fmt.Sprintf("fakefsForBenchmark?files=%d&insens=true&latency=%s", nfiles, latency)) fsys := NewFilesystem(FilesystemTypeFake, fmt.Sprintf("fakefsForBenchmark?files=%d&insens=true&latency=%s", nfiles, latency), &OptionDetectCaseConflicts{})
var paths []string var paths []string
if err := fsys.Walk("/", func(path string, info FileInfo, err error) error { if err := fsys.Walk("/", func(path string, info FileInfo, err error) error {