c0013_vvv

    loading [Config]:  ./tests/functests/upconfig.yml
    Main config:
                 Version -> 1.0.0
                  RefDir -> ./tests/functests
                 WorkDir -> cwd
              AbsWorkDir -> /up_project/up
                TaskFile -> c0013
                 Verbose -> vvv
              ModuleName -> self
               ShellType -> /bin/sh
           MaxCallLayers -> 8
                 Timeout -> 3600000
     MaxModuelCallLayers -> 256
               EntryTask -> task
      ModRepoUsernameRef -> 
      ModRepoPasswordRef -> 
    work dir: /up_project/up
    -exec task: task
    loading [Task]:  ./tests/functests/c0013
    module: [self], instance id: [dev], exec profile: []
    profile -  envVars:
    
    (*core.Cache)({
    })
    
    Task1: [task ==> task:  ]
    -Step1: [step1: to test display env vars from shell context ]
    self: final context exec vars:
    
    (*core.Cache)({
      "school": "SG",
      "a": "runtime-a",
      "e": "runtime-e",
      "k": "runtime-k",
      "studentname": "Tom",
      "up_runtime_task_layer_number": 0
    })
    
    cmd( 1):
    echo "hello, world"
    
    -
    hello, world
    
    -
     .. ok
    cmd( 2):
    echo "hello {{.studentname}}"
    
    -
    hello Tom
    
    -
     .. ok
    . ok