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  #include <gtest/gtest.h>
  #include "EnergyPlusFixture.hpp"
  
  #include "../ForwardTranslator.hpp"
  #include "../ReverseTranslator.hpp"
  
  #include "../../model/Model.hpp"
  #include "../../model/WaterHeaterMixed.hpp"
  // #include "../../model/WaterHeaterMixed_Impl.hpp"
  #include "../../model/Schedule.hpp"
  
  #include "../../model/PlantLoop.hpp"
  #include "../../model/PlantLoop_Impl.hpp"
  
  #include "../../utilities/idf/IdfFile.hpp"
  #include "../../utilities/idf/Workspace.hpp"
  #include "../../utilities/idf/IdfObject.hpp"
  #include "../../utilities/idf/WorkspaceObject.hpp"
  #include "../../utilities/idf/IdfExtensibleGroup.hpp"
  
  #include <utilities/idd/WaterHeater_Mixed_FieldEnums.hxx>
  #include <utilities/idd/IddEnums.hxx>
  
  using namespace openstudio::energyplus;
  using namespace openstudio::model;
  using namespace openstudio;
  
  // Test for #1675
  TEST_F(EnergyPlusFixture, ForwardTranslatorWaterHeaterMixed_Condition) {
    ForwardTranslator ft;
    Model m;
  
    WaterHeaterMixed wh(m);
    EXPECT_FALSE(wh.peakUseFlowRate());
    EXPECT_FALSE(wh.useFlowRateFractionSchedule());
  
    // Not on a PlantLoop, and no Peak use Flow rate => Not translated
    {
      Workspace w = ft.translateModel(m);
      EXPECT_EQ(0u, w.getObjectsByType(IddObjectType::WaterHeater_Mixed).size());
    }
  
    // Has a peak flow rate, but still missing the Flow Rate schedule
    EXPECT_TRUE(wh.setPeakUseFlowRate(0.1));
    EXPECT_TRUE(wh.peakUseFlowRate());
    {
      Workspace w = ft.translateModel(m);
      EXPECT_EQ(0u, w.getObjectsByType(IddObjectType::WaterHeater_Mixed).size());
    }
  
    // Has both required conditions for standalone
    auto alwaysOnContinuous = m.alwaysOnContinuousSchedule();
    EXPECT_TRUE(wh.setUseFlowRateFractionSchedule(alwaysOnContinuous));
    EXPECT_TRUE(wh.useFlowRateFractionSchedule());
    {
      Workspace w = ft.translateModel(m);
      EXPECT_EQ(1u, w.getObjectsByType(IddObjectType::WaterHeater_Mixed).size());
    }
  
    // Now it has the schedule, but not the peak use flow rate
    wh.resetPeakUseFlowRate();
    EXPECT_FALSE(wh.peakUseFlowRate());
    {
      Workspace w = ft.translateModel(m);
      EXPECT_EQ(0u, w.getObjectsByType(IddObjectType::WaterHeater_Mixed).size());
    }
  
    // Now it has neither
    wh.resetUseFlowRateFractionSchedule();
    EXPECT_FALSE(wh.useFlowRateFractionSchedule());
    {
      Workspace w = ft.translateModel(m);
      EXPECT_EQ(0u, w.getObjectsByType(IddObjectType::WaterHeater_Mixed).size());
    }
  
    PlantLoop p(m);
    // Add a supply branch for the wh
    EXPECT_TRUE(p.addSupplyBranchForComponent(wh));
    {
      Workspace w = ft.translateModel(m);
      EXPECT_EQ(1u, w.getObjectsByType(IddObjectType::WaterHeater_Mixed).size());
    }
  }
  