test: skip tests and require when node4

Author: Unitech

lib/API/Serve.js

@@ -8,7 +8,18 @@ var http = require('http');
 var url = require('url');
 var path = require('path');
 var debug = require('debug')('pm2:serve');
-var probe = require('@pm2/io');
+var semver = require('semver')
+
+var isNode4 = require('semver').lt(process.version, '6.0.0')
+
+if (!isNode4) {
+  var probe = require('@pm2/io');
+  var errorMeter = probe.meter({
+    name      : '404/sec',
+    samples   : 1,
+    timeframe : 60
+  })
+}
 
 /**
  * list of supported content types.
@@ -186,11 +197,6 @@ var contentTypes = {
   'ttf': 'application/font-sfnt'
 };
 
-var errorMeter = probe.meter({
-  name      : '404/sec',
-  samples   : 1,
-  timeframe : 60
-});
 
 var options = {
   port: process.env.PM2_SERVE_PORT || process.argv[3] || 8080,
@@ -219,7 +225,8 @@ http.createServer(function (request, response) {
     if (error) {
       console.error('[%s] Error while serving %s with content-type %s : %s',
                     Date.now(), filePath, contentType, error.message || error);
-      errorMeter.mark();
+      if (!isNode4)
+        errorMeter.mark();
       if (error.code === 'ENOENT') {
         fs.readFile(options.path + '/404.html', function (err, content) {
           content = err ? '404 Not Found' : content;

test/e2e.sh

@@ -28,6 +28,13 @@ runTest ./test/e2e/cli/smart-start.sh
 runTest ./test/e2e/cli/args.sh
 runTest ./test/e2e/cli/attach.sh
 runTest ./test/e2e/cli/serve.sh
+
+SUPV=`node -e "require('semver').lt(process.versions.node, '6.0.0') ? console.log('<6') : console.log('>6')"`
+
+if [ $SUPV = '<6' ]; then
+    exit
+fi
+
 runTest ./test/e2e/cli/monit.sh
 runTest ./test/e2e/cli/cli-actions-1.sh
 runTest ./test/e2e/cli/cli-actions-2.sh

test/e2e/cli/app-configuration.sh

@@ -3,6 +3,9 @@
 SRC=$(cd $(dirname "$0"); pwd)
 source "${SRC}/../include.sh"
 
+node -e "require('semver').lt(process.versions.node, '6.0.0') ? process.exit(0) : process.exit(1)"
+[ $? -eq 1 ] || exit 0
+
 cd $file_path
 
 $pm2 unset echo

test/e2e/cli/serve.sh

@@ -37,6 +37,9 @@ OUT=`cat /tmp/tmp_out.txt | grep -o "good shit" | wc -l`
 [ $OUT -eq 1 ] || fail "should be listening on port $PORT_2"
 success "should be listening on port $PORT_2"
 
+node -e "require('semver').lt(process.versions.node, '6.0.0') ? process.exit(0) : process.exit(1)"
+[ $? -eq 1 ] || exit 0
+
 $pm2 delete all
 
 $pm2 serve . $PORT_2 --name frontend

test/interface/bus.fork.spec.mocha.js

@@ -3,6 +3,10 @@ var should = require('should');
 var PM2    = require('../..');
 var Plan   = require('../helpers/plan.js');
 
+if (require('semver').lt(process.version, '6.0.0')) {
+  return process.exit(0)
+}
+
 var PROCESS_ARCH  = Object.keys({
   pm_id  : 0,
   name   : 'app'

test/interface/bus.spec.mocha.js

@@ -3,6 +3,10 @@ var should = require('should');
 var PM2    = require('../..');
 var Plan   = require('../helpers/plan.js');
 
+if (require('semver').lt(process.version, '6.0.0')) {
+  return process.exit(0)
+}
+
 const PATH_FIXTURES = process.cwd() + '/test/interface/fixtures/';
 
 var PROCESS_ARCH  = Object.keys({
@@ -127,7 +131,7 @@ describe('PM2 BUS / RPC', function() {
 
     it('should (process:exception)', function(done) {
       var plan = new Plan(1, done);
-      let called = false
+      var called = false
 
       pm2_bus.on('*', function(event, data) {
         if (event == 'process:exception') {
@@ -145,7 +149,7 @@ describe('PM2 BUS / RPC', function() {
     });
 
     it('should (process:exception) with promise', function(done) {
-      let called = false
+      var called = false
       pm2_bus.on('*', function(event, data) {
         if (event == 'process:exception') {
           if (called) return
@@ -162,7 +166,7 @@ describe('PM2 BUS / RPC', function() {
     });
 
     it('should (human:event)', function(done) {
-      let called = false
+      var called = false
       pm2_bus.on('*', function(event, data) {
         if (event == 'human:event') {
           if (called) return

test/programmatic/custom_action.mocha.js

@@ -3,6 +3,11 @@ process.chdir(__dirname);
 
 var pm2 = require('../..');
 var should = require('should');
+var semver = require('semver')
+
+if (semver.lt(process.version, '6.0.0')) {
+  return process.exit(0)
+}
 
 describe('Custom actions via CLI/API', function() {
   before(function(done) {