dynamodb_get_item_test_with_switch.go

func (m *DynamodbMockClient) GetItem(input *dynamodb.GetItemInput) (
    *dynamodb.GetItemOutput, 
    error,
) { 
    var err = errors.New("player not found")
    
    val, ok := input.Key["PlayerName"]
    if ok { 
        err = nil
        switch *val.S {
        case "Manu Ginobili":
            return &dynamodb.GetItemOutput{
                Item: map[string]*dynamodb.AttributeValue{
                    "PlayerName":   {S: aws.String("Manu Ginobili")},
                    "JerseyNumber": {N: aws.String("20")},
                    "Position":     {S: aws.String("Shooting Guard")}}}, nil
        case "Tim Duncan":
            return &dynamodb.GetItemOutput{
                Item: map[string]*dynamodb.AttributeValue{
                    "PlayerName":   {S: aws.String("Tim Duncan")},
                    "JerseyNumber": {N: aws.String("21")},
                    "Position":     {S: aws.String("Power Forward")}}}, nil
        }
    }   
    return &dynamodb.GetItemOutput{}, err
}