add integration test

.github/workflows/integration-test.yml

+name: integration-test
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+
+    steps:
+    - uses: actions/checkout@master
+
+    - name: integration-test
+      run: ./test/integration-test.sh

README.md

 Mail mod for Minetest (ingame mod)
 ======
 
+![](https://github.com/minetest-mail/mail_mod/workflows/integration-test/badge.svg)
+![](https://github.com/minetest-mail/mail_mod/workflows/luacheck/badge.svg)
+
+
 This is a fork of cheapies mail mod
 
 It adds a mail-system that allows players to send each other messages in-game and via webmail (optional)

test/integration-test.sh

+#!/bin/bash
+
+MINETEST_VERSION=5.2.0
+
+# prerequisites
+jq --version || exit 1
+curl --version || exit 1
+
+# ensure proper current directory
+CWD=$(dirname $0)
+cd ${CWD}
+
+# setup
+unset use_proxy
+unset http_proxy
+unset https_proxy
+unset HTTP_PROXY
+unset HTTPS_PROXY
+
+# run mail-server
+docker pull minetestmail/mail
+docker run --name mail --rm \
+ -e WEBMAILKEY=myserverkey \
+ -e WEBMAIL_DEBUG=true \
+ --network host \
+ minetestmail/mail &
+
+# wait for startup
+bash -c 'while !</dev/tcp/localhost/8080; do sleep 1; done;'
+
+# start minetest with mail mod
+docker pull registry.gitlab.com/minetest/minetest/server:${MINETEST_VERSION}
+docker run --rm --name minetest \
+  -u root:root \
+	-v $(pwd)/minetest.conf:/etc/minetest/minetest.conf:ro \
+  -v $(pwd)/world.mt:/root/.minetest/worlds/world/world.mt \
+  -v $(pwd)/auth.sqlite:/root/.minetest/worlds/world/auth.sqlite \
+  -v $(pwd)/../:/root/.minetest/worlds/world/worldmods/mail \
+  -v $(pwd)/test_mod:/root/.minetest/worlds/world/worldmods/mail_test \
+  -e use_proxy=false \
+  -e http_proxy= \
+  -e HTTP_PROXY= \
+  --network host \
+	registry.gitlab.com/minetest/minetest/server:${MINETEST_VERSION} &
+
+# prepare cleanup
+function cleanup {
+	# cleanup
+	docker stop mail
+  docker stop minetest
+}
+
+trap cleanup EXIT
+
+# wait for startup
+sleep 5
+
+# Execute calls against mail-server
+
+# login
+LOGIN_DATA='{"username":"test","password":"enter"}'
+RES=$(curl --data "${LOGIN_DATA}" -H "Content-Type: application/json" "http://127.0.0.1:8080/api/login")
+echo Login response: $RES
+SUCCESS=$(echo $RES | jq -r .success)
+TOKEN=$(echo $RES | jq -r .token)
+
+# login succeeded
+test "$SUCCESS" == "true" || exit 1
+# token extracted
+test -n "$TOKEN" || exit 1
+
+# fetch mails
+RES=$(curl -H "Authorization: ${TOKEN}" "http://127.0.0.1:8080/api/inbox")
+echo Mailbox: ${RES}
+
+# inbox count is 1
+test "$(echo $RES | jq '. | length')" == "1" || exit 1
+
+echo "Test complete!"

test/test_mod/init.lua

+
+minetest.log("warning", "[TEST] integration-test enabled!")
+
+minetest.register_on_mods_loaded(function()
+	minetest.log("warning", "[TEST] starting tests")
+	mail.send("spammer", "test", "subject", "body");
+end)

test/test_mod/mod.conf

+name = mail_test
+depends = mail

test/world.mt

+enable_damage = true
+creative_mode = false
+gameid = minetest
+auth_backend = sqlite3
+backend = sqlite3
+player_backend = sqlite3