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Dont use randomised data for benchmarks

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Use a fixed seed for repeatability of the benchmarks
This commit is contained in:
Kovid Goyal
2025-06-25 19:38:53 +05:30
parent 18d0dda248
commit 2737a1cb8f
1 changed files with 7 additions and 7 deletions
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14
kittens/choose_files/scan_test.go
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@@ -56,22 +56,22 @@ func (n node) Info() (fs.FileInfo, error) {
return nil, fmt.Errorf("Info() not implemented") return nil, fmt.Errorf("Info() not implemented")
} }
func random_name() string { func random_name(r *rand.Rand) string {
length := 3 + rand.Intn(23) length := 3 + r.Intn(23)
bytes := make([]byte, length) bytes := make([]byte, length)
for i := range length { for i := range length {
// Printable ASCII range: 32 (space) to 126 (~) bytes[i] = byte(r.Intn(26) + 'a')
bytes[i] = byte(rand.Intn(26) + 'a')
} }
return string(bytes) return string(bytes)
} }
func (n *node) generate_random_tree(depth, breadth int) { func (n *node) generate_random_tree(depth, breadth int) {
r := rand.New(rand.NewSource(111))
n.children = make(map[string]*node) n.children = make(map[string]*node)
for range breadth { for range breadth {
c := &node{name: random_name()} c := &node{name: random_name(r)}
n.children[c.name] = c n.children[c.name] = c
if depth > 0 && rand.Intn(10) < 3 { if depth > 0 && r.Intn(10) < 3 {
c.generate_random_tree(depth-1, breadth) c.generate_random_tree(depth-1, breadth)
} }
} }
@@ -136,5 +136,5 @@ func BenchmarkFileNameScoringWithoutQuery(b *testing.B) {
// To run this benchmark with profiling use: // To run this benchmark with profiling use:
// go test -bench=FileNameScoringWithQuery -benchmem -cpuprofile=/tmp/cpu.prof -memprofile=/tmp/mem.prof github.com/kovidgoyal/kitty/kittens/choose_files -o /tmp/cfexe // go test -bench=FileNameScoringWithQuery -benchmem -cpuprofile=/tmp/cpu.prof -memprofile=/tmp/mem.prof github.com/kovidgoyal/kitty/kittens/choose_files -o /tmp/cfexe
func BenchmarkFileNameScoringWithQuery(b *testing.B) { func BenchmarkFileNameScoringWithQuery(b *testing.B) {
run_scoring(b, 5, 30, "abc") run_scoring(b, 5, 20, "abc")
} }