Method test_remove_column

c_glib/test/test-table.rb:158–162

    end

    def test_remove_column
      new_table = @table.remove_column(0)
      assert_equal(["valid"],
                   new_table.schema.fields.collect(&:name))
    end

    def test_replace_column
      field = Arrow::Field.new("added", Arrow::BooleanDataType.new)