My Astra-J is a 2013 (63 plate) Elite model.
It seems very selective on telling me what bulbs have failed.
It has previously let me know I had a failed number plate light, DRL, dipped beam, and a brake light (no, not all at the same time
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However, it didn't inform me that I had a failed tail light bulb (one of the two pairs in the hatch), or more recently a high beam bulb.
Yes, I know you can't beat visually checking for yourself, but the bulb failure system on my old Vectra-C Elite was a