You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: version_test.go
    path of file: ./repos/jackal/pkg/module/xep0092
    
    the code of the file until where you have to start completion: // Copyright 2022 The jackal Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by 
    
func TestVersion_GetVersion(t *testing.T) {
	// given
	getOSInfo = func(ctx context.Context) string {
		return "Darwin 12.2.0"
	}
	routerMock := &routerMock{}

	var respStanzas []stravaganza.Stanza
	routerMock.RouteFunc = func(ctx context.Context, stanza stravaganza.Stanza) ([]jid.JID, error) {
		respStanzas = append(respStanzas, stanza)
		return nil, nil
	}
	v := &Version{
		cfg:    Config{ShowOS: true},
		router: routerMock,
		logger: kitlog.NewNopLogger(),
	}

	// when
	iq, _ := stravaganza.NewIQBuilder().
		WithAttribute(stravaganza.ID, "id1234").
		WithAttribute(stravaganza.From, "ortuman@jackal.im/yard").
		WithAttribute(stravaganza.To, "ortuman@jackal.im").
		WithAttribute(stravaganza.Type, stravaganza.GetType).
		WithChild(
			stravaganza.NewBuilder("query").
				WithAttribute(stravaganza.Namespace, versionNamespace).
				Build(),
		).
		BuildIQ()

	_ = v.Start(context.Background())
	_ = v.ProcessIQ(context.Background(), iq)

	// then
	require.Len(t, respStanzas, 1)

	resIQ, ok := respStanzas[0].(*stravaganza.IQ)
	require.True(t, ok)
	require.Equal(t, stravaganza.ResultType, resIQ.Attribute("type"))

	query := resIQ.ChildNamespace("query", versionNamespace)
	require.NotNil(t, query)

	name := query.Child("name")
	ver := query.Child("version")
	os := query.Child("os")

	require.NotNil(t, name)
	require.NotNil(t, ver)
	require.NotNil(t, os)

	require.Equal(t, "jackal", name.Text())
	require.Equal(t, strings.TrimPrefix(version.Version.String(), "v"), ver.Text())
	require.Equal(t, "Darwin 12.2.0", os.Text())
}