pgx/pgconn/benchmark_private_test.go

74 lines
1.4 KiB
Go

package pgconn
import (
"strings"
"testing"
)
func BenchmarkCommandTagRowsAffected(b *testing.B) {
benchmarks := []struct {
commandTag string
rowsAffected int64
}{
{"UPDATE 1", 1},
{"UPDATE 123456789", 123456789},
{"INSERT 0 1", 1},
{"INSERT 0 123456789", 123456789},
}
for _, bm := range benchmarks {
ct := CommandTag{s: bm.commandTag}
b.Run(bm.commandTag, func(b *testing.B) {
var n int64
for i := 0; i < b.N; i++ {
n = ct.RowsAffected()
}
if n != bm.rowsAffected {
b.Errorf("expected %d got %d", bm.rowsAffected, n)
}
})
}
}
func BenchmarkCommandTagTypeFromString(b *testing.B) {
ct := CommandTag{s: "UPDATE 1"}
var update bool
for i := 0; i < b.N; i++ {
update = strings.HasPrefix(ct.String(), "UPDATE")
}
if !update {
b.Error("expected update")
}
}
func BenchmarkCommandTagInsert(b *testing.B) {
benchmarks := []struct {
commandTag string
is bool
}{
{"INSERT 1", true},
{"INSERT 1234567890", true},
{"UPDATE 1", false},
{"UPDATE 1234567890", false},
{"DELETE 1", false},
{"DELETE 1234567890", false},
{"SELECT 1", false},
{"SELECT 1234567890", false},
{"UNKNOWN 1234567890", false},
}
for _, bm := range benchmarks {
ct := CommandTag{s: bm.commandTag}
b.Run(bm.commandTag, func(b *testing.B) {
var is bool
for i := 0; i < b.N; i++ {
is = ct.Insert()
}
if is != bm.is {
b.Errorf("expected %v got %v", bm.is, is)
}
})
}
}