add file for the test-suite of MG5aMC and a ci related to it

.github/workflows/madgraph_launch_test.yml

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+# This is a basic workflow to help you get started with Actions
+
+name: running acceptance test
+# Controls when the workflow will run
+#    branches: [ main LTS ]
+on:
+  # Triggers the workflow on push or pull request events but only for the 3.4.0 branch
+  push:
+    paths-ignore:
+      - 'docs/**'
+#      - '.github/**'
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+    inputs:
+      message:
+        description: 'running acceptance test'     
+        required: true
+
+env:
+  commitmsg: ${{ github.event.head_commit.message }}
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+
+
+  SIMD_GG_TT_MIXED:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'true'
+
+      # Runs a set of commands using the runners shell
+      - name: test one of the test testIO_AcceptanceProcOutputIOTests
+        run: |
+            cd $GITHUB_WORKSPACE
+            cd MG5aMC/mg5amcnlo/
+            cp input/.mg5_configuration_default.txt input/mg5_configuration.txt
+            cp Template/LO/Source/.make_opts Template/LO/Source/make_opts
+            ./tests/test_manager.py -p./PLUGIN/CUDACPP_OUTPUT/acceptance_tests/ test_ggtt_mixed 
+
+
+

epochX/cudacpp/CODEGEN/PLUGIN/CUDACPP_SA_OUTPUT/acceptance_tests/test_simd_madevent.py

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+################################################################################
+#
+# Copyright (c) 2009 The MadGraph5_aMC@NLO Development team and Contributors
+#
+# This file is a part of the MadGraph5_aMC@NLO project, an application which 
+# automatically generates Feynman diagrams and matrix elements for arbitrary
+# high-energy processes in the Standard Model and beyond.
+#
+# It is subject to the MadGraph5_aMC@NLO license which should accompany this 
+# distribution.
+#
+# For more information, visit madgraph.phys.ucl.ac.be and amcatnlo.web.cern.ch
+#
+################################################################################
+from __future__ import division
+from __future__ import absolute_import
+import subprocess
+import unittest
+import os
+import re
+import shutil
+import sys
+import logging
+import time
+import tempfile
+import math
+import madgraph
+
+
+logger = logging.getLogger('test_cmd')
+
+import tests.unit_tests.iolibs.test_file_writers as test_file_writers
+
+import madgraph.interface.master_interface as MGCmd
+import madgraph.interface.madevent_interface as MECmd
+import madgraph.interface.launch_ext_program as launch_ext
+import madgraph.iolibs.files as files
+
+import madgraph.various.misc as misc
+import madgraph.various.lhe_parser as lhe_parser
+import madgraph.various.banner as banner_mod
+import madgraph.various.lhe_parser as lhe_parser
+import madgraph.various.banner as banner
+
+_file_path = os.path.split(os.path.dirname(os.path.realpath(__file__)))[0]
+_pickle_path =os.path.join(_file_path, 'input_files')
+
+from madgraph import MG4DIR, MG5DIR, MadGraph5Error, InvalidCmd
+
+from tests.acceptance_tests.test_cmd_madevent import *
+
+pjoin = os.path.join
+
+
+#===============================================================================
+# TestCmd
+#===============================================================================
+class TestCPPfromfile(TestMEfromfile): # inherit from upstream test_cmd_madevent
+    """test that we can launch everything from a single file"""
+
+
+
+    def test_ggtt_mixed(self):
+        """checking time of flight is working fine"""
+
+        if logging.getLogger('madgraph').level <= 20:
+            stdout=None
+            stderr=None
+        else:
+            devnull =open(os.devnull,'w')
+            stdout=devnull
+            stderr=devnull
+
+        try:
+            shutil.rmtree('/tmp/MGPROCESS/')
+        except Exception as error:
+            pass
+
+        cmd = """import model sm
+                 set automatic_html_opening False --no_save
+                 set notification_center False --no_save
+                 generate p p > t t~
+                 output madevent_simd %s -f -nojpeg
+                 launch  
+                 set nevents 100
+                 """ %self.run_dir
+
+        open(pjoin(self.path, 'mg5_cmd'),'w').write(cmd)
+
+        subprocess.call([sys.executable, pjoin(MG5DIR, 'bin','mg5_aMC'), 
+                         pjoin(self.path, 'mg5_cmd')],
+                         #cwd=self.path,
+                        stdout=stdout, stderr=stderr)
+
+        self.check_parton_output(cross=505.5, error=2.749)
+        event = '%s/Events/run_01/unweighted_events.lhe' % self.run_dir
+        if not os.path.exists(event):
+            misc.gunzip(event)
+
+        has_zero = False
+        has_non_zero = False
+        lhefile = lhe_parser.EventFile(event)
+        lhefile.apply_fct_on_event(fcts=lhe_parser.Event.check) 
+
+        nb_event = 0
+        for event in lhe_parser.EventFile(event):
+            event.check()
+            nb_event+=1
+
+        self.assertEqual(nb_event, 100)
+
+        self.assertFalse(self.debuging)
+
+