add integration test

.github/workflows/integration-test.yml

@@ -0,0 +1,14 @@
+name: integration-test
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+
+    - name: integration-test
+      run: ./integration-test.sh

init.lua

@@ -27,3 +27,7 @@ dofile(MP .. "/delete.lua")
 dofile(MP .. "/chat.lua")
 dofile(MP .. "/globalstep.lua")
 dofile(MP .. "/journal.lua")
+
+if minetest.settings:get_bool("enable_mapcleaner_integration_test") then
+	dofile(MP.."/integration_test.lua")
+end

integration-test.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+# simple integration test
+
+CFG=/tmp/minetest.conf
+MTDIR=/tmp/mt
+WORLDDIR=${MTDIR}/worlds/world
+
+cat <<EOF > ${CFG}
+ enable_mapcleaner_integration_test = true
+EOF
+
+mkdir -p ${WORLDDIR}
+chmod 777 ${MTDIR} -R
+docker run --rm -i \
+	-v ${CFG}:/etc/minetest/minetest.conf:ro \
+	-v ${MTDIR}:/var/lib/minetest/.minetest \
+	-v $(pwd):/var/lib/minetest/.minetest/worlds/world/worldmods/mapcleaner \
+	registry.gitlab.com/minetest/minetest/server:5.2.0
+
+test -f ${WORLDDIR}/integration_test.json && exit 0 || exit 1

integration_test.lua

@@ -0,0 +1,34 @@
+
+minetest.log("warning", "[TEST] integration-test enabled!")
+
+local function after_emerge()
+	local data = minetest.write_json({ success = true }, true);
+	local file = io.open(minetest.get_worldpath().."/integration_test.json", "w" );
+	if file then
+		file:write(data)
+		file:close()
+	end
+
+	minetest.log("warning", "[TEST] integration tests done!")
+	minetest.request_shutdown("success")
+end
+
+local function emerge()
+	minetest.emerge_area({
+		x = 0,
+		y = 0,
+		z = 0,
+	}, {
+		x = 120,
+		y = 120,
+		z = 120
+	}, function(_, _, calls_remaining)
+		if calls_remaining == 0 then
+			after_emerge()
+		end
+	end)
+end
+
+minetest.register_on_mods_loaded(function()
+	minetest.after(1, emerge)
+end)

readme.md

@@ -3,7 +3,8 @@ mapcleaner
 
 A mod for [minetest](http://www.minetest.net)
 
-![](https://github.com/thomasrudin-mt/mapcleaner/workflows/luacheck/badge.svg)
+![](https://github.com/BuckarooBanzay/mapcleaner/workflows/luacheck/badge.svg)
+![](https://github.com/BuckarooBanzay/mapcleaner/workflows/integration-test/badge.svg)
 
 # Overview