feat(ci): use custom image for tests

.github/workflows/tests.yml

@@ -14,22 +14,21 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-22.04
-            rev: v0.10.0/nvim.appimage
+          - os: ubuntu-latest
+            container-image: ghcr.io/mistweaverco/kulala-nvim-testrunner:latest
+    container:
+      image: ${{ matrix.container-image }}
     steps:
       - uses: actions/checkout@v4
       - name: Restore cache
         uses: actions/cache@v4
         with:
           path: |
-            _neovim
             ~/.local/share/nvim/site/pack/vendor/start
-          key: ${{ runner.os }}-${{ matrix.rev }}
+          key: ${{ runner.os }}-${{ matrix.container-image }}
 
       - name: Prepare dependencies
-        run: | # TODO: Cache apt dependencies
-          sudo apt-get update && sudo apt-get install -y libfuse2
-          ./scripts/tests.sh prepare ${{ matrix.rev }}
+        run: ./scripts/tests.sh prepare
 
       - name: Run tests
         run: ./scripts/tests.sh run

scripts/tests.sh

@@ -3,14 +3,11 @@
 # Copy from MIT licensed neotest plugin:
 # https://github.com/nvim-neotest/neotest/blob/958a6bff41c7086fe8b46f7f320d0fd073cfc6a0/scripts/test
 
-NVIM_DL_BASE="https://github.com/neovim/neovim/releases/download/"
-
 prepare() {
-  local version=$1
-
-  if [[ ! -f _neovim/nvim ]] && [[ -n $version ]]; then
-    mkdir -p _neovim && curl -sL -o _neovim/nvim "${NVIM_DL_BASE}${version}" && chmod +x _neovim/nvim
-    _neovim/nvim --headless -c 'TSInstallSync lua | quit'
+  if [[ ! -d ~/.local/share/nvim/site/pack/vendor/start/nvim-treesitter ]]; then
+    git clone --depth 1 \
+      https://github.com/nvim-treesitter/nvim-treesitter \
+      ~/.local/share/nvim/site/pack/vendor/start/nvim-treesitter
   fi
   if [[ ! -d ~/.local/share/nvim/site/pack/vendor/start/plenary.nvim ]]; then
     git clone --depth 1 \
@@ -20,11 +17,10 @@ prepare() {
   if [[ ! -d ~/.local/share/nvim/site/pack/vendor/start/kulala.nvim ]]; then
     ln -s "$(pwd)" ~/.local/share/nvim/site/pack/vendor/start
   fi
+  nvim --headless -c 'TSUpdate | TSInstallSync lua | quit'
 }
 
 run() {
-  type _neovim/nvim && nvim() { _neovim/nvim "$@"; }
-
   local tempfile
   tempfile=$(mktemp)
 

tests/_dockerfiles/ubuntu/Dockerfile

@@ -0,0 +1,5 @@
+FROM ubuntu:latest
+
+RUN apt-get update && apt-get upgrade -y && apt-get install -y curl git gcc
+RUN mkdir -p _neovim && curl -sL https://github.com/neovim/neovim/releases/download/v0.10.1/nvim-linux64.tar.gz | tar -xz -C _neovim && mv _neovim/nvim-linux64 /usr/local/nvim && rm -rf _neovim
+RUN ln -s /usr/local/nvim/bin/nvim /usr/bin/nvim