### Question:
EntityFormatConfiguration { public void setReader(Reader reader) { this.reader = reader; } private  EntityFormatConfiguration(Builder builder); Reader getReader(); void setReader(Reader reader); Writer getWriter(); List<String> getStylesheets(); List<String> getScripts(); String getSpanClassName(); String getDataAttrName(); Set<String> getTargetIds(); Set<String> getTargetClasses(); Set<String> getIgnoreTags(); Set<String> getIncludeCategories(); Set<String> getExcludeCategories(); boolean isLongestOnly(); boolean isIncludeAcronyms(); boolean isIncludeAbbreviations(); boolean isIncludeNumbers(); String getQuery(); URL getUrl(); int getMinLength();  }### Answer:
@Test public void setReader() { EntityFormatConfiguration config = builder.get(); Reader newReader = new StringReader(""); config.setReader(newReader); assertThat(config.getReader(), is(newReader)); }