Migrate our tests to use github actions (#4614)

tests/generators/run_generators_in_browser.js

@@ -44,8 +44,8 @@ async function runGeneratorsInBrowser() {
     },
     path: '/wd/hub'
   };
-  // Run in headless mode on Travis.
-  if (process.env.TRAVIS_CI) {
+  // Run in headless mode on Github Actions.
+  if (process.env.CI) {
     options.capabilities['moz:firefoxOptions'] = {
       args: ['-headless']
     };

tests/mocha/run_mocha_tests_in_browser.js

@@ -24,8 +24,8 @@ async function runMochaTestsInBrowser() {
     },
     path: '/wd/hub'
   };
-  // Run in headless mode on Travis.
-  if (process.env.TRAVIS_CI) {
+  // Run in headless mode on Github Actions.
+  if (process.env.CI) {
     options.capabilities['goog:chromeOptions'] = {
       args: ['--headless', '--no-sandbox', '--disable-dev-shm-usage']
     };

tests/run_all_tests.sh

@@ -1,18 +1,17 @@
 #!/bin/bash
 
-if [ ! -z $TRAVIS ]; then echo "Executing run_all_tests.sh from $(pwd)"; fi
+if [ ! -z $CI ]; then echo "Executing run_all_tests.sh from $(pwd)"; fi
 
 # ANSI colors
 BOLD_GREEN='\033[1;32m'
 BOLD_RED='\033[1;31m'
 ANSI_RESET='\033[0m'
 
-travis_fold () {
+gh_actions_fold () {
   local startOrEnd=$1 # Either "start" or "end"
-  local id=$2         # The fold id. No spaces.
 
-  if [ ! -z $TRAVIS ]; then
-    echo "travis_fold:$startOrEnd:$id"
+  if [ ! -z $CI ]; then
+    echo "::$startOrEnd::"
   fi
 }
 
@@ -37,10 +36,10 @@ run_test_command () {
 
   echo "======================================="
   echo "== $test_id"
-  travis_fold start $test_id
+  gh_actions_fold group
   $command
   local test_result=$?
-  travis_fold end $test_id
+  gh_actions_fold endgroup
   if [ $test_result -eq 0 ]; then
     echo -e "${BOLD_GREEN}SUCCESS:${ANSI_RESET} ${test_id}"
   else

tests/scripts/setup_linux_env.sh

@@ -1,8 +1,8 @@
 #!/bin/bash
 
-if [ "${TRAVIS_OS_NAME}" == "linux" ]
+if [ "${RUNNER_OS}" == "Linux" ]
   then
-    export CHROME_BIN="/usr/bin/google-chrome"
-    sh -e /etc/init.d/xvfb start &
+    Xvfb :99 &
+    export DISPLAY=:99 &
     npm run test:prepare > /dev/null &
 fi