[ci] Add code coverage and upload to coveralls

.github/workflows/ci.yml

@@ -38,6 +38,11 @@ jobs:
       - name: Tests
         run: ./runtests
 
+      - name: Upload Coverage
+        run: luacov-coveralls -o openwrt-openwisp-monitoring/tests/luacov.stats.out -v
+        env:
+          COVERALLS_REPO_TOKEN: ${{ github.token }}
+
   build:
     name: Build and upload package as artifacts
     needs: tests

install-dev.sh

@@ -23,5 +23,7 @@ luarocks install luaunit
 luarocks install luacheck
 # install lua-cjson
 luarocks install lua-cjson
+#install luacov-coveralls
+luarocks install luacov-coveralls
 #clean
 rm -rf json-c libubox uci

openwrt-openwisp-monitoring/tests/.luacov

@@ -0,0 +1,6 @@
+return {
+	['exclude'] = {
+		'luaunit$'
+	},
+	statsfile="../../luacov.stats.out"
+}

openwrt-openwisp-monitoring/tests/test_dhcp.lua

@@ -6,7 +6,7 @@ local luaunit = require('luaunit')
 
 TestDhcp = {
     setUp = function()
-    local env = require('env1')
+    local env = require('main_env')
     package.loaded.uci = env.uci
     package.loaded.io = env.io
     end,

openwrt-openwisp-monitoring/tests/test_interfaces.lua

@@ -7,7 +7,7 @@ local interface_data = require('test_files/interface_data')
 
 TestInterface = {
     setUp = function()
-        local env = require('env1')
+        local env = require('main_env')
         package.loaded.uci = env.uci
         package.loaded.ubus = env.ubus
         package.loaded.io = env.io

openwrt-openwisp-monitoring/tests/test_neighbors.lua

@@ -6,7 +6,7 @@ local neighbor_data = require('test_files/neighbors_data')
 
 TestNeighbor = {
     setUp = function()
-        local env = require('env1')
+        local env = require('main_env')
         package.loaded.io = env.io
     end,
     tearDown = function()

openwrt-openwisp-monitoring/tests/test_resources.lua

@@ -6,7 +6,7 @@ local resources_data = require('test_files/resources_data')
 
 TestResources = {
     setUp = function()
-    local env = require('env1')
+    local env = require('main_env')
     package.loaded.io = env.io
     end,
     tearDown = function()

runtests

@@ -2,9 +2,10 @@
 set -e
 
 cd openwrt-openwisp-monitoring/tests/
-lua test_dhcp.lua -v
-lua test_interfaces.lua -v
-lua test_utils.lua -v
-lua test_neighbors.lua -v
-lua test_resources.lua -v
-lua test_wifi.lua -v
+# run tests
+lua -lluacov test_dhcp.lua -v
+lua -lluacov test_interfaces.lua -v
+lua -lluacov test_utils.lua -v
+lua -lluacov test_neighbors.lua -v
+lua -lluacov test_resources.lua -v
+lua -lluacov test_wifi.lua -v