### Question:
CacheDatabase extends AbstractDatabase { public String getCurrentDateTimeFunction() { if (currentDateTimeFunction != null) { return currentDateTimeFunction; } return "SYSDATE"; }  String getCurrentDateTimeFunction(); String getDefaultDriver(String url); int getPriority(); String getTypeName(); boolean isCorrectDatabaseImplementation(DatabaseConnection conn); boolean supportsInitiallyDeferrableColumns(); @Override String getLineComment(); @Override boolean supportsSequences(); boolean supportsTablespaces(); @Override boolean supportsAutoIncrement(); @Override String getViewDefinition(String schemaName, String viewName); static final String PRODUCT_NAME; }### Answer:
@Override @Test public void getCurrentDateTimeFunction() { Assert.assertEquals("SYSDATE", database.getCurrentDateTimeFunction()); }