Add native Go method for finding pids to procstat (#3559)

plugins/inputs/procstat/native_finder_windows_test.go

@@ -0,0 +1,40 @@
+package procstat
+
+import (
+	"fmt"
+	"testing"
+
+	"os/user"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestGather_RealPattern(t *testing.T) {
+	pg, err := NewNativeFinder()
+	require.NoError(t, err)
+	pids, err := pg.Pattern(`procstat`)
+	require.NoError(t, err)
+	fmt.Println(pids)
+	assert.Equal(t, len(pids) > 0, true)
+}
+
+func TestGather_RealFullPattern(t *testing.T) {
+	pg, err := NewNativeFinder()
+	require.NoError(t, err)
+	pids, err := pg.FullPattern(`%procstat%`)
+	require.NoError(t, err)
+	fmt.Println(pids)
+	assert.Equal(t, len(pids) > 0, true)
+}
+
+func TestGather_RealUser(t *testing.T) {
+	user, err := user.Current()
+	require.NoError(t, err)
+	pg, err := NewNativeFinder()
+	require.NoError(t, err)
+	pids, err := pg.Uid(user.Username)
+	require.NoError(t, err)
+	fmt.Println(pids)
+	assert.Equal(t, len(pids) > 0, true)
+}