name: "Builtins: export"
cases:
  - name: "Basic export usage"
    stdin: |
      MY_TEST_VAR="value"
      echo "Looking for unexported variable..."
      env | grep MY_TEST_VAR

      echo "Exporting and looking for it again..."
      export MY_TEST_VAR
      env | grep MY_TEST_VAR

      echo "Exporting with new value..."
      export MY_TEST_VAR="changed value"
      env | grep MY_TEST_VAR

  - name: "Exporting array"
    stdin: |
      export arr=(a 1 2)
      declare -p arr

  - name: "Unexporting variable"
    stdin: |
      MY_TEST_VAR="value"
      export MY_TEST_VAR="value"
      export -n MY_TEST_VAR

      env | grep MY_TEST_VAR

  - name: "Export with assignment through nameref"
    known_failure: true
    stdin: |
      declare -n ref=MY_EXPORT_VAR
      export ref="exported_value"
      echo "MY_EXPORT_VAR: $MY_EXPORT_VAR"
      env | grep MY_EXPORT_VAR