sigar/bindings/ruby/test/mem_test.rb

#
# Copyright (c) 2009 VMware, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

$LOAD_PATH.unshift File.dirname(__FILE__)
require 'helper'

class MemTest < Test::Unit::TestCase

  def test_mem
    sigar = Sigar.new
    mem = sigar.mem
    assert_gt_zero mem.total, "total"
    assert_gt_zero mem.used, "used"

    assert_gt_zero mem.used_percent, "used_percent"
    assert mem.used_percent <= 100, "used_percent <= 100"

    assert_gt_eq_zero mem.free_percent, "free_percent"
    assert mem.free_percent < 100, "free_percent < 100"

    assert_gt_zero mem.free, "free"

    assert_gt_zero mem.actual_used, "actual_used"

    assert_gt_zero mem.actual_free, "actual_free"

    assert_gt_zero mem.ram, "ram"

    assert (mem.ram % 8) == 0
  end

end