goto: file://|DOC_PATH|/src/test_docs/lib.rs.html
// Check that we can click on the line number.
-click: (40, 224) // This is the position of the span for line 4.
+click: ".line-numbers > span:nth-child(4)" // This is the span for line 4.
// Unfortunately, "#4" isn't a valid query selector, so we have to go around that limitation
// by instead getting the nth span.
assert-attribute: (".line-numbers > span:nth-child(4)", {"class": "line-highlighted"})