### Question:
DotByTildaEscapeUtil { public String unEscapeDot(String toUnEscape){ return unEscapeDot(toUnEscape, true); }  String escapeDot(String toEscape); String unEscapeDot(String toUnEscape); String[] splitByDotUnEscapeTokens(String dotQualifiedString); String toDotQualifiedString(String... tokens); static final String ESCAPE_CHARACTER; static final String DELIMITER_CHARACTER; static final String DOUBLE_ESCAPE_CHARACTER; static final String ESCAPED_DELIMITER_CHARACTER; }### Answer:
@Test public void unEscapeDot(){ Assert.assertEquals("blah.blah~.~~.blah~blah~~", util.unEscapeDot("blah~.blah~~~.~~~~~.blah~~blah~~~~")); }