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bench_test.go
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50 lines (42 loc) · 792 Bytes
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package extsort_test
import (
"testing"
"github.com/bsm/extsort"
)
func BenchmarkSorter(b *testing.B) {
fix, err := seedFixture()
if err != nil {
b.Fatal(err)
}
defer fix.Close()
sorter := extsort.New(&extsort.Options{
BufferSize: 2 * 1024 * 1024,
})
defer sorter.Close()
b.ResetTimer()
for i := 0; i < b.N; i++ {
if !fix.Scan() {
b.StopTimer()
if err := fix.Reset(fix.f.Name()); err != nil {
b.Fatal(err)
}
b.StartTimer()
}
if err := sorter.Append(fix.Bytes()); err != nil {
b.Fatal(err)
}
}
iter, err := sorter.Sort()
if err != nil {
b.Fatal(err)
}
defer iter.Close()
for i := 0; i < b.N; i++ {
if iter.Next() != true {
b.Fatalf("cannot advance to chunk %d", i+1)
}
}
if err := iter.Err(); err != nil {
b.Fatal(err)
}
}