From 04bd7d7e8a44ff12fd08ec69e9297722814041f8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Roland=20L=C3=B6tscher?= <roland_loetscher@hotmail.com>
Date: Thu, 21 Mar 2024 06:27:25 +0100
Subject: [PATCH] CI Test on Windows (Mingw64)

---
 .github/workflows/ci.yml | 67 ++++++++++++++++++++++++++++++++++++++--
 Makefile                 | 14 +++++++--
 2 files changed, 76 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cda3a12..78e1619 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,9 +1,9 @@
-name: "Unix build"
+name: "CI"
 
 on: [push, pull_request]
 
 jobs:
-  test:
+  unix:
     strategy:
       fail-fast: false
       matrix:
@@ -44,3 +44,66 @@ jobs:
     - name: Busted tests
       run: |
         make test
+
+
+  windows:
+    strategy:
+      fail-fast: false
+      matrix:
+        lua: [
+              #{name: "lua51", exe: "lua5.1", version: 5.1, incdir: "/mingw64/include/lua5.1/"},  #(two tests are failing)
+              {name: "lua53", exe: "lua5.3", version: 5.3, incdir: "/mingw64/include/lua5.3/"},
+              {name: "lua", exe: "lua", version: 5.4, incdir: "/mingw64/include/"},
+              {name: "luajit", exe: "luajit", version: 5.1, incdir: "/mingw64/include/luajit-2.1/"}
+             ]
+
+    runs-on: windows-latest
+    defaults:
+      run:
+        shell: msys2 {0}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: msys2/setup-msys2@v2
+        with:
+          msystem: MINGW64
+          update: true
+          install: git
+                   make
+                   mingw-w64-x86_64-toolchain
+                   mingw-w64-x86_64-libvips
+                   mingw-w64-x86_64-openslide
+                   mingw-w64-x86_64-libheif
+                   mingw-w64-x86_64-libjxl
+                   mingw-w64-x86_64-imagemagick
+                   mingw-w64-x86_64-poppler
+                   mingw-w64-x86_64-lua-luarocks
+                   mingw-w64-x86_64-${{ matrix.lua.name }}
+
+      - if: matrix.lua.name == 'lua51'
+        name: Install bitop
+        run: |
+          pacman --noconfirm -S mingw-w64-x86_64-lua51-bitop
+
+      - name: Lua dependencies
+        run: |
+          if [[ ${{ matrix.lua.exe }} == lua5.3 ]]; then
+            cp /mingw64/etc/luarocks/config-5.{4,3}.lua
+          fi
+          luarocks config --scope system lua_version ${{ matrix.lua.version }}
+          luarocks config --scope system lua_interpreter ${{ matrix.lua.exe }}.exe
+          luarocks config --scope system variables.LUA_DIR /mingw64/bin
+          luarocks config --scope system variables.LUA_INCDIR ${{ matrix.lua.incdir }}
+          make dev
+          if [[ ${{ matrix.lua.exe }} != luajit ]]; then make ffi; fi
+
+      - name: Add to PATH
+        run: |
+          echo $RUNNER_TEMP/msys64/mingw64/bin:$HOME/.luarocks/bin >> $GITHUB_PATH
+
+      - name: Lint with luacheck
+        run: |
+          make lint
+
+      - name: Busted tests
+        run: |
+          busted.bat --lua=${{ matrix.lua.exe }} -o gtest -v .
diff --git a/Makefile b/Makefile
index a7a848b..755b614 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,14 @@
 DEV_ROCKS = "busted 2.2.0" "luacheck 1.1.2"
 BUSTED_ARGS ?= -o gtest -v
-TEST_CMD ?= busted $(BUSTED_ARGS)
+LUACHECK_ARGS ?= -q
+
+EXT =
+ifeq ($(OS),Windows_NT)
+  EXT = ".bat"
+endif
+
+TEST_CMD ?= busted$(EXT) $(BUSTED_ARGS)
+LINT_CMD ?= luacheck$(EXT) $(LUACHECK_ARGS)
 
 .PHONY: dev ffi bit lint test
 
@@ -21,7 +29,7 @@ bit:
 	@luarocks install luabitop
 
 lint:
-	@luacheck -q .
+	@$(LINT_CMD) .
 
 test:
-	@$(TEST_CMD) spec/
+	@$(TEST_CMD) spec