objectrepeatermultiimpl.h

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/*
 * Copyright (C) 2020 Ondrej Starek
 *
 * This file is part of OTest2
 *
 * OTest2 is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
 *
 * OTest2 is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with OTest2.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef OTest2_INCLUDE_OTEST2_OBJECTREPEATERMULTIIMPL_H_
#define OTest2_INCLUDE_OTEST2_OBJECTREPEATERMULTIIMPL_H_
 
#include <iostream>
#include <memory>
 
#include <otest2/objectpath.h>
#include <otest2/objectrepeater.h>
#include <otest2/objectrepeaterfactory.h>
#include <otest2/objectscenarioptr.h>
 
namespace OTest2 {
 
template<typename Object_, typename Repeater_>
class ObjectRepeaterMultiRoot : public ObjectRepeater {
  private:
    std::string section_path;
    int index;
    std::shared_ptr<Repeater_> repeater_object;
 
  public:
    explicit ObjectRepeaterMultiRoot(
        const std::string& section_path_) :
      section_path(section_path_),
      index(1),
      repeater_object() {
 
    }
 
    virtual ~ObjectRepeaterMultiRoot() = default;
 
    /* -- avoid copying */
    ObjectRepeaterMultiRoot(
        const ObjectRepeaterMultiRoot&) = delete;
    ObjectRepeaterMultiRoot& operator = (
        const ObjectRepeaterMultiRoot&) = delete;
 
    virtual bool hasNextRun(
        const Context& context_) const override {
      /* -- first run */
      if(repeater_object == nullptr)
        return true;
      /* -- following runs */
      return repeater_object->hasNextRun(context_);
    }
 
    virtual void modifyObjectPath(
        const Context& context_,
        ObjectPath& path_) const override {
      std::ostringstream oss_;
      oss_ << index;
      path_.appendParameter("run", oss_.str());
    }
 
    virtual ObjectScenarioPtr createObject(
        const Context& context_,
        const std::string& case_name_,
        ObjectPtr parent_) override {
      ++index;
      return std::make_shared<Object_>(context_, section_path, std::ref(repeater_object));
    }
};
 
template<typename Object_, typename Repeater_>
class ObjectRepeaterFactoryMultiRoot : public ObjectRepeaterFactory {
  public:
    ObjectRepeaterFactoryMultiRoot() = default;
    virtual ~ObjectRepeaterFactoryMultiRoot() = default;
 
    /* -- avoid copying */
    ObjectRepeaterFactoryMultiRoot(
        const ObjectRepeaterFactoryMultiRoot&) = delete;
    ObjectRepeaterFactoryMultiRoot& operator = (
        const ObjectRepeaterFactoryMultiRoot&) = delete;
 
    virtual ObjectRepeaterPtr createRepeater(
        const Context& context_,
        const std::string& section_path_) const {
      return std::make_shared<ObjectRepeaterMultiRoot<Object_, Repeater_> >(section_path_);
    }
};
 
template<typename Parent_, typename Object_, typename Repeater_>
class ObjectRepeaterMultiNested : public ObjectRepeater {
  public:
    typedef ObjectScenarioPtr (Parent_::* FactoryMethod)(
        const Context&,
        const std::string&,
        std::shared_ptr<Repeater_>&);
 
  private:
    FactoryMethod factory_method;
    std::string section_path;
    int index;
    std::shared_ptr<Repeater_> repeater_object;
 
  public:
    explicit ObjectRepeaterMultiNested(
        FactoryMethod factory_method_,
        const std::string& section_path_) :
      factory_method(factory_method_),
      section_path(section_path_),
      index(1),
      repeater_object() {
      assert(factory_method != nullptr);
 
    }
 
    virtual ~ObjectRepeaterMultiNested() = default;
 
    /* -- avoid copying */
    ObjectRepeaterMultiNested(
        const ObjectRepeaterMultiNested&) = delete;
    ObjectRepeaterMultiNested& operator = (
        const ObjectRepeaterMultiNested&) = delete;
 
    virtual bool hasNextRun(
        const Context& context_) const override {
      /* -- first run */
      if(repeater_object == nullptr)
        return true;
      /* -- following runs */
      return repeater_object->hasNextRun(context_);
    }
 
    virtual void modifyObjectPath(
        const Context& context_,
        ObjectPath& path_) const override {
      std::ostringstream oss_;
      oss_ << index;
      path_.appendParameter("run", oss_.str());
    }
 
    virtual ObjectScenarioPtr createObject(
        const Context& context_,
        const std::string& case_name_,
        ObjectPtr parent_) override {
      ++index;
      auto parent_typed_(std::dynamic_pointer_cast<Parent_>(parent_));
      assert(parent_typed_ != nullptr);
      return (parent_typed_.get()->*factory_method)(context_, section_path, repeater_object);
    }
};
 
template<typename Parent_, typename Object_, typename Repeater_>
class ObjectRepeaterFactoryMultiNested : public ObjectRepeaterFactory {
  public:
    typedef typename ObjectRepeaterMultiNested<Parent_, Object_, Repeater_>::FactoryMethod FactoryMethod;
 
  private:
    FactoryMethod factory_method;
 
  public:
    ObjectRepeaterFactoryMultiNested(
        FactoryMethod factory_method_) :
      factory_method(factory_method_) {
 
    }
 
    virtual ~ObjectRepeaterFactoryMultiNested() = default;
 
    /* -- avoid copying */
    ObjectRepeaterFactoryMultiNested(
        const ObjectRepeaterFactoryMultiNested&) = delete;
    ObjectRepeaterFactoryMultiNested& operator = (
        const ObjectRepeaterFactoryMultiNested&) = delete;
 
    virtual ObjectRepeaterPtr createRepeater(
        const Context& context_,
        const std::string& section_path_) const {
      return std::make_shared<ObjectRepeaterMultiNested<Parent_, Object_, Repeater_> >(factory_method, section_path_);
    }
};
 
} /* -- namespace OTest2 */
 
#endif /* -- OTest2_INCLUDE_OTEST2_OBJECTREPEATERMULTIIMPL_H_ */