windows_exporter/internal/mi/mi_bench_test.go

44 lines
1011 B
Go

//go:build windows
package mi_test
import (
"testing"
"github.com/prometheus-community/windows_exporter/internal/mi"
"github.com/stretchr/testify/require"
)
func Benchmark_MI_Query_Unmarshal(b *testing.B) {
application, err := mi.Application_Initialize()
require.NoError(b, err)
require.NotEmpty(b, application)
session, err := application.NewSession(nil)
require.NoError(b, err)
require.NotEmpty(b, session)
b.ResetTimer()
var processes []win32Process
query, err := mi.NewQuery("SELECT Name FROM Win32_Process WHERE Handle = 0 OR Handle = 4")
require.NoError(b, err)
for i := 0; i < b.N; i++ {
err := session.QueryUnmarshal(&processes, mi.OperationFlagsStandardRTTI, nil, mi.NamespaceRootCIMv2, mi.QueryDialectWQL, query)
require.NoError(b, err)
require.Equal(b, []win32Process{{Name: "System Idle Process"}, {Name: "System"}}, processes)
}
b.StopTimer()
err = session.Close()
require.NoError(b, err)
err = application.Close()
require.NoError(b, err)
b.ReportAllocs()
}