### Question:
VendorInfo { @Nonnull @ReturnsMutableCopy public static ICommonsList <String> getFileHeaderLines () { final int nYear = PDTFactory.getCurrentYear (); return new CommonsArrayList <> ("THIS FILE IS GENERATED - DO NOT EDIT", "", "Copyright", "", "Copyright (c) " + getVendorName () + " " + getInceptionYear () + " - " + nYear, getVendorURL (), "", "All Rights Reserved", "Use, duplication or disclosure restricted by " + getVendorName (), "", getVendorLocation () + ", " + getInceptionYear () + " - " + nYear); } private  VendorInfo(); @Nonnull static String getVendorLocation(); static void setVendorLocation(@Nonnull @Nonempty final String sVendorLocation); @Nonnegative static int getInceptionYear(); static void setInceptionYear(@Nonnegative final int nInceptionYear); @Nonnull static String getVendorName(); static void setVendorName(@Nonnull @Nonempty final String sVendorName); @Nonnull static String getVendorURLWithoutProtocol(); @Nonnull static String getVendorURL(); static void setVendorURL(@Nonnull @Nonempty final String sVendorURL); @Nonnull static String getVendorEmail(); @Nonnull static String getVendorEmailSuffix(); static void setVendorEmail(@Nonnull @Nonempty final String sVendorEmail); @Nonnull @ReturnsMutableCopy static ICommonsList <String> getFileHeaderLines(); static final String DEFAULT_VENDOR_LOCATION; static final String DEFAULT_VENDOR_NAME; static final String DEFAULT_VENDOR_URL_WITHOUT_PROTOCOL; static final String DEFAULT_VENDOR_URL; static final String VENDOR_PERSON_PHILIP; static final String DEFAULT_VENDOR_EMAIL_SUFFIX; static final String DEFAULT_VENDOR_EMAIL; static final int DEFAULT_INCEPTION_YEAR; }### Answer:
@Test public void testHeaderLines () { final List <String> aList = VendorInfo.getFileHeaderLines (); assertNotNull (aList); assertFalse (aList.isEmpty ()); }