Roids / test don't care whether or not you're a vegan. I've got visions of someone buying a car and mentioning it FFS LOL. Test is in all kinds of bodies - lacto-veg, omnivores and yes even vegans.
I've seen one study regarding test levels in Vegans (due to their diet) suggesting a little higher level. However, one study rarely cuts it as proof. Interesting nevertheless.
Weeks 1 - 10 testosterone e or cyp 500mg/week (inject 250mg twice per week) aromasin 12.5mg every other day <- very important to prevent against estrogen related side effects like gyno and water retention.