103 lines
3.8 KiB
Nix
103 lines
3.8 KiB
Nix
{ ... }:
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{
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perSystem =
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{ pkgs, self', ... }:
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let
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valw = self'.packages.default;
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# Reuses the package's vendored dependencies, runs `cmd` instead of the build.
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cargoCheck =
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name: tools: cmd:
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valw.overrideAttrs (old: {
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pname = "valw-${name}";
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nativeBuildInputs = old.nativeBuildInputs ++ tools;
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buildPhase = cmd;
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installPhase = "touch $out";
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# The package patches its binary's RUNPATH; a check has no binary.
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postFixup = "";
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});
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in
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{
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checks = {
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clippy = cargoCheck "clippy" [ pkgs.clippy ] "cargo clippy --all-targets --offline -- -D warnings";
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nextest = cargoCheck "nextest" [ pkgs.cargo-nextest ] "cargo nextest run --offline";
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fmt = pkgs.runCommand "valw-fmt" { nativeBuildInputs = [ pkgs.rustfmt ]; } ''
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rustfmt --check --edition 2024 ${valw.src}/src/main.rs
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touch $out
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'';
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# Runs the real screencopy path against a headless sway. This is
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# wlroots, not niri, but it catches capture and format bugs on every build.
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headless =
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pkgs.runCommand "valw-headless"
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{
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nativeBuildInputs = [
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pkgs.file
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pkgs.grim
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pkgs.imagemagick
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pkgs.sway-unwrapped
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valw
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];
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}
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''
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export HOME=$TMPDIR/home XDG_RUNTIME_DIR=$TMPDIR/run
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mkdir -p $HOME
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mkdir -m 700 $XDG_RUNTIME_DIR
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export WLR_BACKENDS=headless WLR_RENDERER=pixman WLR_LIBINPUT_NO_DEVICES=1
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echo 'output HEADLESS-1 resolution 1280x720' > sway.conf
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sway -c sway.conf > sway.log 2>&1 &
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for _ in $(seq 100); do
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socket=$(ls $XDG_RUNTIME_DIR | grep -m1 '^wayland-[0-9]*$' || true)
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[ -n "$socket" ] && break
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sleep 0.1
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done
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[ -n "$socket" ] || { cat sway.log; exit 1; }
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export WAYLAND_DISPLAY=$socket
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valw doctor | tee doctor.txt
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! grep -q '^fail' doctor.txt
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# Through a pipe: the clipboard child must not keep it open.
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# The timeout covers the reader too; the child is in its own
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# session, so bounding valw alone would not catch a leak.
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timeout 10 sh -c 'valw screen -o - | cat > shot.png'
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file shot.png | tee file.txt
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grep -q 'PNG image data, 1280 x 720' file.txt
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# Preview. The background is solid black, so a thumbnail in the
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# bottom-right corner shows up as more than one colour there.
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mkdir -p $HOME/.config/valw
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printf '[preview]\ntimeout_secs = 2\n' > $HOME/.config/valw/config.toml
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socket=$XDG_RUNTIME_DIR/valw.sock
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corner() { magick "$1" -crop 300x200+980+520 +repage -format '%k' info:; }
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wait_for() { # $1: test expression, $2: tenths of a second
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for _ in $(seq "$2"); do eval "$1" && return 0; sleep 0.1; done
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echo "timed out waiting for: $1"
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exit 1
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}
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valw screen > /dev/null
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wait_for '[ -S $socket ]' 10
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sleep 0.5
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grim with-thumbnail.png
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[ "$(corner with-thumbnail.png)" -gt 1 ] || { echo "thumbnail not visible"; exit 1; }
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valw screen --no-preview -o hidden.png > /dev/null
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[ "$(corner hidden.png)" -eq 1 ] || { echo "thumbnail ended up in a screenshot"; exit 1; }
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wait_for '[ ! -S $socket ]' 40
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valw screen --no-preview > /dev/null
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sleep 1
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if [ -S $socket ]; then
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echo "--no-preview started a host"
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exit 1
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fi
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touch $out
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'';
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};
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};
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}
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