A legend and a legend URL are optional--should this be a test? If you want to ensure that the legend is in the correct format or that the URL is accessible online, then they should be reworded to say "If...". At the top of the section, in A.1, the Introduction, it states that, "Any optional item not implemented by a server SHALL not be tested."
A legend and a legend URL are optional--should this be a test? If you want to ensure that the legend is in the correct format or that the URL is accessible online, then they should be reworded to say "If...". At the top of the section, in A.1, the Introduction, it states that, "Any optional item not implemented by a server SHALL not be tested."