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: list-keys_test.go
    path of file: ./repos/acra/cmd/acra-keys/keys
    
    the code of the file until where you have to start completion: /*
 * Copyright 2020, Cossack Labs Limited
 *
 * 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 applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR COND
    
func TestPrintRotatedKeysDefault(t *testing.T) {
	creationTime := time.Unix(1676418028, 0).UTC()
	keys := []keystore.KeyDescription{
		{
			KeyID:        "Another KeyID",
			Purpose:      "testing",
			CreationTime: &creationTime,
		},
	}

	output := strings.Builder{}
	err := keystore.PrintRotatedKeysTable(keys, &output)
	if err != nil {
		t.Fatalf("Failed to print keys: %v", err)
	}

	actual := output.String()
	expected := `
Rotated keys: 
Index | Key purpose | Client | Creation Time                 | Key ID
------------+--------+-------------------------------+-----------
0     | testing     |        | 2023-02-14 23:40:28 +0000 UTC | Another KeyID
`
	if actual != expected {
		t.Errorf("Incorrect output.\nActual:\n%s\nExpected:\n%s", actual, expected)
	}
}