devops: initial test pipeline

Author: sand4rt

.github/workflows/test.yml

@@ -0,0 +1,18 @@
+name: Tests
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: rhysd/action-setup-vim@v1
+        with:
+          neovim: true
+          version: stable
+
+      - run: make test

Makefile

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+DEPS_DIR := $(CURDIR)/deps
+
+.PHONY: test deps
+
+# Download mini.nvim if not present, then run all tests
+test: deps
+	nvim --headless -u tests/minimal_init.lua -c "lua MiniTest.run()" 2>&1
+
+# Clone mini.nvim into deps/
+deps:
+	@if [ ! -d "$(DEPS_DIR)/mini.nvim" ]; then \
+		echo "Downloading mini.nvim..."; \
+		mkdir -p "$(DEPS_DIR)"; \
+		git clone --depth 1 https://github.com/echasnovski/mini.nvim "$(DEPS_DIR)/mini.nvim"; \
+	fi

tests/minimal_init.lua

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+vim.cmd([[let &rtp.=','.getcwd()]])
+vim.cmd("set rtp+=deps/mini.nvim")
+
+require("mini.test").setup()

tests/test_setup.lua

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+local T = MiniTest.new_set()
+
+T["setup() works without errors"] = function()
+	require("zen").setup({})
+	MiniTest.expect.equality(vim.o.splitkeep, "screen")
+end
+
+return T