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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
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/* |
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* Copyright (c) 2016 Tom Henderson |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation; |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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#include "ns3/core-module.h" |
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|
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using namespace ns3; |
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|
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NS_LOG_COMPONENT_DEFINE ("TestStringValueFormatting"); |
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|
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class FormattingTestObject : public Object |
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{ |
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public: |
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static TypeId GetTypeId (void); |
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FormattingTestObject (); |
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Ptr<RandomVariableStream> GetTestVariable (void) const; |
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private: |
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Ptr<RandomVariableStream> m_testVariable; |
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}; |
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|
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NS_OBJECT_ENSURE_REGISTERED (FormattingTestObject); |
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|
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TypeId |
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FormattingTestObject::GetTypeId (void) |
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{ |
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static TypeId tid = TypeId ("ns3::FormattingTestObject") |
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.SetParent<Object> () |
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.AddConstructor<FormattingTestObject> () |
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.AddAttribute ("OnTime", "A RandomVariableStream used to pick the duration of the 'On' state.", |
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StringValue ("ns3::ConstantRandomVariable[Constant=1.0]"), |
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MakePointerAccessor (&FormattingTestObject::m_testVariable), |
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MakePointerChecker <RandomVariableStream>()) |
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; |
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return tid; |
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} |
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|
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FormattingTestObject::FormattingTestObject () |
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{ |
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} |
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|
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Ptr<RandomVariableStream> |
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FormattingTestObject::GetTestVariable (void) const |
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{ |
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return m_testVariable; |
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} |
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|
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class FormattingTestObjectHelper |
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{ |
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public: |
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FormattingTestObjectHelper (); |
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void SetAttribute (std::string name, const AttributeValue &value); |
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Ptr<Object> CreateFromFactory (void); |
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private: |
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ObjectFactory m_factory; |
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}; |
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|
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FormattingTestObjectHelper::FormattingTestObjectHelper () |
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{ |
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m_factory.SetTypeId (FormattingTestObject::GetTypeId ()); |
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} |
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|
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void |
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FormattingTestObjectHelper::SetAttribute (std::string name, const AttributeValue &value) |
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{ |
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m_factory.Set (name, value); |
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} |
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|
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Ptr<Object> |
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FormattingTestObjectHelper::CreateFromFactory (void) |
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{ |
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return m_factory.Create (); |
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} |
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|
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int |
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main (int argc, char *argv[]) |
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{ |
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// CreateObject parsing |
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Ptr<FormattingTestObject> obj = CreateObject<FormattingTestObject> (); |
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obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable")); |
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obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.]")); |
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obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.|Max=1.]")); |
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obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=50.|Max=100.]")); |
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|
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Ptr<RandomVariableStream> rvStream = obj->GetTestVariable (); |
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// Either GetObject () or DynamicCast may be used to get subclass pointer |
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Ptr<UniformRandomVariable> uniformStream = rvStream->GetObject<UniformRandomVariable> (); |
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NS_ASSERT (uniformStream); |
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|
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// Check that the last setting of Min to 50 and Max to 100 worked |
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DoubleValue val; |
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uniformStream->GetAttribute ("Min", val); |
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NS_ASSERT_MSG (val.Get () == 50, "Minimum not set to 50"); |
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uniformStream->GetAttribute ("Max", val); |
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NS_ASSERT_MSG (val.Get () == 100, "Maximum not set to 100"); |
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|
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|
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// The following malformed values should result in an error exit |
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// if uncommented |
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|
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// Attribute doesn't exist |
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//obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[A=0.]")); |
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// Missing right bracket |
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//obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.")); |
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// Comma delimiter fails |
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//obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.,Max=1.]")); |
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// Incomplete specification |
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//obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.|Max=]")); |
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// Incomplete specification |
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//obj->SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.|Max]")); |
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|
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// ObjectFactory parsing |
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FormattingTestObjectHelper formattingHelper; |
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formattingHelper.SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=30.|Max=60.0]")); |
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// Attribute doesn't exist |
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//formattingHelper.SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[A=0.]")); |
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// Missing right bracket |
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//formattingHelper.SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=30.")); |
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// Comma delimiter fails |
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//formattingHelper.SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=30.,Max=60.]")); |
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// Incomplete specification |
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//formattingHelper.SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=30.|Max=]")); |
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// Incomplete specification |
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//formattingHelper.SetAttribute ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=30.|Max]")); |
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|
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// verify that creation occurs correctly |
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Ptr<Object> outputObj = formattingHelper.CreateFromFactory (); |
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Ptr<FormattingTestObject> fto = DynamicCast<FormattingTestObject> (outputObj); |
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NS_ASSERT_MSG (fto, "object creation failed"); |
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rvStream = fto->GetTestVariable (); |
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uniformStream = rvStream->GetObject<UniformRandomVariable> (); |
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NS_ASSERT (uniformStream); |
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// Check that the last setting of Min to 30 and Max to 60 worked |
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uniformStream->GetAttribute ("Min", val); |
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NS_ASSERT_MSG (val.Get () == 30, "Minimum not set to 30"); |
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uniformStream->GetAttribute ("Max", val); |
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NS_ASSERT_MSG (val.Get () == 60, "Maximum not set to 60"); |
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} |