/*++

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Abstract:

UnitTest_Reader.cpp: Defines Unittests for the Reader classes

--*/

#include "UnitTest_Utilities.h"
#include "lib3mf_implicit.hpp"

namespace Lib3MF
{
	class Reader : public Lib3MFTest {
	protected:
		virtual void SetUp() {
			model = wrapper->CreateModel();
			reader3MF = model->QueryReader("3mf");
			readerSTL = model->QueryReader("stl");
		}
		virtual void TearDown() {
			model.reset();
			reader3MF.reset();
			readerSTL.reset();
		}
	
		PModel model;
		PReader reader3MF;
		PReader readerSTL;
	};

	TEST_F(Reader, 3MFReadFromFile)
	{
		Reader::reader3MF->ReadFromFile(sTestFilesPath + "/Reader/" + "Pyramid.3mf");
		CheckReaderWarnings(Reader::reader3MF, 0);
	}

	TEST_F(Reader, STLReadFromFile)
	{
		Reader::readerSTL->ReadFromFile(sTestFilesPath + "/Reader/" + "Pyramid.stl");
		CheckReaderWarnings(Reader::readerSTL, 0);
		auto meshObjects = model->GetMeshObjects();
		ASSERT_TRUE(meshObjects->Count() > 0);
		while (meshObjects->MoveNext()) {
			auto meshObject = meshObjects->GetCurrentMeshObject();
			ASSERT_TRUE(meshObject->GetVertexCount() > 0);
			ASSERT_TRUE(meshObject->GetTriangleCount() > 0);
		}
	}

	TEST_F(Reader, STLReadWriteRead)
	{
		Reader::readerSTL->ReadFromFile(sTestFilesPath + "/Reader/" + "Pyramid.stl");
		CheckReaderWarnings(Reader::readerSTL, 0);
		auto stlWriter = model->QueryWriter("stl");
		std::vector<Lib3MF_uint8> stlBuffer;
		stlWriter->WriteToBuffer(stlBuffer);
		auto tmpModel = wrapper->CreateModel();
		auto tmpReader = tmpModel->QueryReader("stl");
		tmpReader->ReadFromBuffer(stlBuffer);
	}

	TEST_F(Reader, 3MFReadFromBuffer)
	{
		auto buffer = ReadFileIntoBuffer(sTestFilesPath + "/Reader/" + "Pyramid.3mf");
		Reader::reader3MF->ReadFromBuffer(buffer);
		CheckReaderWarnings(Reader::reader3MF, 0);
	}

	TEST_F(Reader, STLReadFromBuffer)
	{
		auto buffer = ReadFileIntoBuffer(sTestFilesPath + "/Reader/" + "Pyramid.stl");
		Reader::readerSTL->ReadFromBuffer(buffer);
		CheckReaderWarnings(Reader::readerSTL, 0);
	}

	TEST_F(Reader, 3MFReadFromCallback)
	{
		PositionedVector<Lib3MF_uint8> bufferCallback;
		bufferCallback.vec = ReadFileIntoBuffer(sTestFilesPath + "/Reader/" + "Pyramid.3mf");

		Reader::reader3MF->ReadFromCallback(
			PositionedVector<Lib3MF_uint8>::readCallback,
			bufferCallback.vec.size(),
			PositionedVector<Lib3MF_uint8>::seekCallback,
			reinterpret_cast<Lib3MF_pvoid>(&bufferCallback)
		);
		CheckReaderWarnings(Reader::reader3MF, 0);
	}

	TEST_F(Reader, Production)
	{
		auto buffer = ReadFileIntoBuffer(sTestFilesPath + "/Production/" + "2ProductionBoxes.3mf");
		Reader::reader3MF->ReadFromBuffer(buffer);
		CheckReaderWarnings(Reader::reader3MF, 0);
	}

	TEST_F(Reader, ProductionExternalModel) {
		auto reader = model->QueryReader("3mf");
		reader->ReadFromFile(sTestFilesPath + "/Production/" + "detachedmodel.3mf");
		ASSERT_EQ(27, model->GetBuildItems()->Count());
		ASSERT_EQ(28, model->GetObjects()->Count());
	}

	TEST_F(Reader, DuplicateStartPart)
	{
		// the /.rels-file of this 3MF contains two Relationship-entries with the StartPart relationship.
		// The 3MFReader should raise a warning when reading this file.
		Reader::reader3MF->ReadFromFile(sTestFilesPath + "/Reader/" + "CS-1111_3dmodel-e1r1_other-e1r1.3mf");

		CheckReaderWarnings(Reader::reader3MF, 1);
	}

	TEST_F(Reader, BrokeComposite) {
		auto reader = model->QueryReader("3mf");
		ASSERT_SPECIFIC_THROW(reader->ReadFromFile(sTestFilesPath + "/Reader/" + "DOS-FUZ-LIB3MF.3mf");, ELib3MFException);
	}

	TEST_F(Reader, DuplicateTransformComponent) {
		auto reader = model->QueryReader("3mf");
		ASSERT_SPECIFIC_THROW(reader->ReadFromFile(sTestFilesPath + "/Reader/" + "GEN-C-ADA-COMPONENT-TRANSFORM-0.3mf"), ELib3MFException);
	}

	TEST_F(Reader, DuplicateTransformBuildItem) {
		auto reader = model->QueryReader("3mf");
		ASSERT_SPECIFIC_THROW(reader->ReadFromFile(sTestFilesPath + "/Reader/" + "GEN-M-ADA-ITEM-TRANSFORM-0.3mf"), ELib3MFException);
	}


	TEST_F(Reader, ReadVerticesCommaSeparatedValue) {
		// This file N_XXX_0422_01.3mf contains vertices with comma-separated values.
		// The 3MFReader should throw an error at NMR_StringUtils::fnStringToDouble when reading this file because 
		// comma-separated values are not allowed in 3MF files.
		auto reader = model->QueryReader("3mf");
		ASSERT_SPECIFIC_THROW(reader->ReadFromFile(sTestFilesPath + "/Reader/" + "N_XXX_0422_01.3mf"), ELib3MFException);
	}

	TEST_F(Reader, ReadVerticesWithLeadingPLUSSign) {
		// This file P_XXM_0519_01.3mf contains vertices with leading + sign e.g +1E+2.
		// The 3MFReader allows leading + sign at NMR_StringUtils::fnStringToDouble when reading this file.
		auto reader = model->QueryReader("3mf");
		reader->ReadFromFile(sTestFilesPath + "/Reader/" + "P_XXM_0519_01.3mf");
		CheckReaderWarnings(Reader::reader3MF, 0);
	}

	TEST_F(Reader, ReadVerticesValueWithLeadingTrialingSpaces) {
		// This file cam-51476-test.3mf contains vertices with leading whitespaces.
		// The 3MFReader allows leading/trialing whitespaces at NMR_StringUtils::fnStringToDouble when reading this file.
		auto reader = model->QueryReader("3mf");
		reader->ReadFromFile(sTestFilesPath + "/Reader/" + "cam_51476_test.3mf");
		CheckReaderWarnings(Reader::reader3MF, 0);
	}
}
