WLR_BACKENDS set to headless. As this seems to be a wlroots property, I'd guess you can use any wlroots based compositor, not just sway
Any other compositor that provides a headless interface (like weston with --backend=headless). And then launch a program like this: env WAYLAND_DISPLAY=wl-test-env wayland-info
In
tests/meson.buildI noticed the following comment:# need the equivalent of xvfb for waylandFrom reading https://unix.stackexchange.com/questions/653672/virtual-wayland-display-server-possible it seems there are a number of options:
WLR_BACKENDSset toheadless. As this seems to be a wlroots property, I'd guess you can use any wlroots based compositor, not justswaywestonwith--backend=headless). And then launch a program like this:env WAYLAND_DISPLAY=wl-test-env wayland-infoAll credits to the SE post authors.
HTH