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.
// Unfortunately, "#4" isn't a valid query selector, so we have to go around that limitation
// by instead getting the nth span.
assert: (".line-numbers > span:nth-child(4)", "class", "line-highlighted")
// We now check that the good spans are highlighted
goto: file://|DOC_PATH|/src/test_docs/lib.rs.html#4-6
assert-false: (".line-numbers > span:nth-child(3)", "class", "line-highlighted")
assert: (".line-numbers > span:nth-child(4)", "class", "line-highlighted")
assert: (".line-numbers > span:nth-child(5)", "class", "line-highlighted")
assert: (".line-numbers > span:nth-child(6)", "class", "line-highlighted")
assert-false: (".line-numbers > span:nth-child(7)", "class", "line-highlighted")