### Question:
CodeCompletionPreferences implements Serializable { public PrefixedConfig[] getPrefixedConfigs() { return prefixedConfigs; }  int getGeneralCompletionConfig(); void setGeneralCompletionConfig(int generalCompletionConfig); PrefixedConfig[] getPrefixedConfigs(); void setPrefixedConfigs(PrefixedConfig[] prefixedConfigs); int getMaxLastSelectedCompletionNames(); void setMaxLastSelectedCompletionNames(int maxLastSelectedCompletionNames); boolean isShowRemarksInColumnCompletion(); void setShowRemarksInColumnCompletion(boolean b); static final int CONFIG_SP_WITH_PARARMS; static final int CONFIG_SP_WITHOUT_PARARMS; static final int CONFIG_UDF_WITH_PARARMS; static final int CONFIG_UDF_WITHOUT_PARARMS; }### Answer:
@SuppressWarnings("deprecation") @Test public void testGetPrefixedConfigs() throws Exception { classUnderTest.setPrefixedConfigs(null); assertEquals(null, classUnderTest.getPrefixedConfigs()); }