There’s a moment in the second episode of the superb American football documentary Last Chance U when Brittany Wagner, an athletic academic advisor — yep, it’s a thing — with East Mississippi Community College, exhales dramatically during a tight game with rival college Co-Lin and reckons that she may have just stopped breathing for a full minute.

Now that was a test match. Saturday’s game in Lansdowne Road had everything — mesmerising skills, unrelenting physicality, and unwavering commitment.