gonv_main_test.go

package gonv_test

import(
  "fmt"
  "github.com/jenazads/gonv"
)

func Example_manageEnvironmentalVariables()(){
  // using system environmental variables
  gonv.SetEnv("BOOL", true)
  isBool, _ := gonv.GetBoolEnv("BOOL")
  username, _:= gonv.GetEnv("USER") // return $USER system variable

  fmt.Println(username, ", ", isBool)
  
  gonv.SetEnv("NAME", "Jenazads")
  nameSystem ,_ := gonv.GetEnv("NAME")
  fmt.Println("name:", nameSystem)
  gonv.UpdateEnv("NAME", 4)
  nameUpdatedsystem, _ := gonv.GetIntEnv("NAME")
  fmt.Println("name updated:", nameUpdatedsystem)
  
  // using object environmental variables
  gonvObject := gonv.NewGonv()
  gonvObject.SetEnv("BOOL", true)
  isBool, _ = gonvObject.GetBoolEnv("BOOL")
  usernameObj,_ := gonvObject.GetEnv("USER") // return nil
  
  fmt.Println(usernameObj, ", ", isBool)
  
  gonvObject.SetEnv("NAME", "Jenazads")
  nameLocal, _ := gonvObject.GetEnv("NAME")
  fmt.Println("name:", nameLocal)
  fmt.Println(gonvObject)

  gonvObject.UpdateEnv("NAME", 4)
  nameLocal, _ = gonv.GetIntEnv("NAME") // we can set another type because is interface type !
  fmt.Println("name updated:", nameLocal)
  
  fmt.Println(gonvObject)
}