influxdb/query/execute/executetest/selector.go

95 lines
2.2 KiB
Go

package executetest
import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/influxdata/platform/query"
"github.com/influxdata/platform/query/execute"
)
func RowSelectorFuncTestHelper(t *testing.T, selector execute.RowSelector, data query.Table, want []execute.Row) {
t.Helper()
s := selector.NewFloatSelector()
valueIdx := execute.ColIdx(execute.DefaultValueColLabel, data.Cols())
if valueIdx < 0 {
t.Fatal("no _value column found")
}
data.Do(func(cr query.ColReader) error {
s.DoFloat(cr.Floats(valueIdx), cr)
return nil
})
got := s.Rows()
if !cmp.Equal(want, got) {
t.Errorf("unexpected value -want/+got\n%s", cmp.Diff(want, got))
}
}
var rows []execute.Row
func RowSelectorFuncBenchmarkHelper(b *testing.B, selector execute.RowSelector, data query.Table) {
b.Helper()
valueIdx := execute.ColIdx(execute.DefaultValueColLabel, data.Cols())
if valueIdx < 0 {
b.Fatal("no _value column found")
}
b.ResetTimer()
for n := 0; n < b.N; n++ {
s := selector.NewFloatSelector()
data.Do(func(cr query.ColReader) error {
s.DoFloat(cr.Floats(valueIdx), cr)
return nil
})
rows = s.Rows()
}
}
func IndexSelectorFuncTestHelper(t *testing.T, selector execute.IndexSelector, data query.Table, want [][]int) {
t.Helper()
var got [][]int
s := selector.NewFloatSelector()
valueIdx := execute.ColIdx(execute.DefaultValueColLabel, data.Cols())
if valueIdx < 0 {
t.Fatal("no _value column found")
}
data.Do(func(cr query.ColReader) error {
var cpy []int
selected := s.DoFloat(cr.Floats(valueIdx))
if len(selected) > 0 {
cpy = make([]int, len(selected))
copy(cpy, selected)
}
got = append(got, cpy)
return nil
})
if !cmp.Equal(want, got) {
t.Errorf("unexpected value -want/+got\n%s", cmp.Diff(want, got))
}
}
func IndexSelectorFuncBenchmarkHelper(b *testing.B, selector execute.IndexSelector, data query.Table) {
b.Helper()
valueIdx := execute.ColIdx(execute.DefaultValueColLabel, data.Cols())
if valueIdx < 0 {
b.Fatal("no _value column found")
}
b.ResetTimer()
var got [][]int
for n := 0; n < b.N; n++ {
s := selector.NewFloatSelector()
data.Do(func(cr query.ColReader) error {
got = append(got, s.DoFloat(cr.Floats(valueIdx)))
return nil
})
}
}