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Feature: Step - mean()

  Scenario: g_V_age_mean
    Given the modern graph
    And the traversal of
      """
      g.V().values("age").mean()
      """
    When iterated to list
    Then the result should be unordered
      | result |
      | d[30.75].d |

  Scenario: g_V_foo_mean
    Given the modern graph
    And the traversal of
      """
      g.V().values("foo").mean()
      """
    When iterated to list
    Then the result should be empty

  Scenario: g_V_age_fold_meanXlocalX
    Given the modern graph
    And the traversal of
      """
      g.V().values("age").fold().mean(Scope.local)
      """
    When iterated to list
    Then the result should be unordered
      | result |
      | d[30.75].d |

  Scenario: g_V_foo_fold_meanXlocalX
    Given the modern graph
    And the traversal of
      """
      g.V().values("foo").fold().mean(Scope.local)
      """
    When iterated to list
    Then the result should be empty

  Scenario: g_V_hasLabelXsoftwareX_group_byXnameX_byXbothE_weight_meanX
    Given the modern graph
    And the traversal of
      """
      g.V().hasLabel("software").group().by("name").by(__.bothE().values("weight").mean())
      """
    When iterated to list
    Then the result should be unordered
      | result |
      | m[{"ripple":"d[1.0].d","lop":"d[0.3333333333333333].d"}] |