W3C reference (context only, see #200)
Foxglove
Difference
<text id="revision"> legend every test carries: it renders in a fallback font this
library cannot match, so it is excluded from the comparison entirely rather than failing every test.
There are three subtests. The test is passed if for each subtest there is labelling text on the left and on the right, a series of black squares whose lower-left corner aligns with the centre of the corresponding small, pale blue square as shown in the reference graphic.
