void () { assertTrue(StringUtil.equalsIgnoreWhitespaces(null, null)); assertFalse(StringUtil.equalsIgnoreWhitespaces("", null)); assertTrue(StringUtil.equalsIgnoreWhitespaces("", "")); assertTrue(StringUtil.equalsIgnoreWhitespaces("\n\t ", "")); assertTrue(StringUtil.equalsIgnoreWhitespaces("", "\t\n \n\t")); assertTrue(StringUtil.equalsIgnoreWhitespaces("\t", "\n")); assertTrue(StringUtil.equalsIgnoreWhitespaces("x", " x")); assertTrue(StringUtil.equalsIgnoreWhitespaces("x", "x ")); assertTrue(StringUtil.equalsIgnoreWhitespaces("x\n", "x")); assertTrue(StringUtil.equalsIgnoreWhitespaces("abc", "a\nb\nc\n")); assertTrue(StringUtil.equalsIgnoreWhitespaces("x y x", "x y x")); assertTrue(StringUtil.equalsIgnoreWhitespaces("xyx", "x y x")); assertFalse(StringUtil.equalsIgnoreWhitespaces("x", "\t\n ")); assertFalse(StringUtil.equalsIgnoreWhitespaces("", " x ")); assertFalse(StringUtil.equalsIgnoreWhitespaces("", "x ")); assertFalse(StringUtil.equalsIgnoreWhitespaces("", " x")); assertFalse(StringUtil.equalsIgnoreWhitespaces("xyx", "xxx")); assertFalse(StringUtil.equalsIgnoreWhitespaces("xyx", "xYx")); }