mi: Revert "replace all WMI calls with MI calls" (#1713)

internal/mi/mi_bench_test.go

@@ -1,43 +0,0 @@
-//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()
-}