Merge pull request #2 from david-grs/master

asdf

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "course03/gtest"]
+	path = course03/gtest
+	url = [email protected]:google/googletest.git
+[submodule "course03/meeting03/gtest"]
+	path = course03/meeting03/gtest
+	url = [email protected]:google/googletest.git

course03/meeting03/CMakeLists.txt

@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 3.1)
+
+include(gtest.cmake)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17 -g -Wall -Wextra -fsanitize=undefined")
+add_executable(main main.cc date.h date.cc)
+
+find_package(Boost 1.58 REQUIRED)
+include_directories(${Boost_INCLUDE_DIRS})
+
+find_package (Threads)
+target_link_libraries(main
+	gtest
+	${CMAKE_THREAD_LIBS_INIT}
+	${Boost_LIBRARIES}
+)
+add_test(main main)
+

course03/meeting03/date.cc

@@ -0,0 +1,70 @@
+#include "date.h"
+
+#include <sstream>
+#include <array>
+#include <stdexcept>
+
+Date::Date() :
+	Date(1, 1, 1970)
+{}
+
+Date::Date(int day, int month, int year) :
+	mDay(day),
+	mMonth(month),
+	mYear(year)
+{
+	if (!IsValid())
+	{
+		throw std::runtime_error("invalid date");
+	}
+}
+
+/* NOT NEEDED
+Date::Date(const Date& other) :
+	Date(other.mDay, other.mMonth, other.mYear)
+{}
+
+Date& Date::operator=(const Date& other)
+{
+	mDay = other.mDay;
+	mMonth = other.mMonth;
+	mYear = other.mYear;
+
+	if (!IsValid())
+	{
+		throw std::runtime_error("invalid date");
+	}
+
+	return *this;
+}
+*/
+
+bool Date::IsValid() const
+{
+	static const std::array<int, 12> MonthDays{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
+
+	return mDay > 0 && mMonth > 0 && mMonth <= 12
+			&& mYear != 0 // no year 0 in gregorian calendar
+			&& (mDay <= MonthDays[mMonth - 1] || (mDay == 29 && mMonth == 2 && IsLeapYear()));
+}
+
+bool Date::IsLeapYear() const
+{
+	return IsLeapYear(mYear);
+}
+
+bool Date::IsLeapYear(int year)
+{
+	if (year < 1)
+	{
+		++year;
+	}
+
+	return (year % 4 == 0 && year % 100 != 0) || year % 400 ==0;
+}
+
+std::ostream& operator<<(std::ostream& stream, const Date& date)
+{
+	stream << date.GetDay() << "/" << date.GetMonth() << "/" << date.GetYear();
+	return stream;
+}

course03/meeting03/date.h

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+#pragma once
+
+#include <iosfwd>
+
+class Date
+{
+public:
+	Date();
+	explicit Date(int day, int month, int year);
+
+	// rule of zero: no dtor, no copy ctor, no assignment op
+	// rule of three:
+	//Date(const Date&);
+	//Date& operator=(const Date&);
+
+	int GetDay() const { return mDay; }
+	int GetMonth() const { return mMonth; }
+	int GetYear() const { return mYear; }
+
+	bool IsLeapYear() const;
+	static bool IsLeapYear(int);
+
+private:
+	bool IsValid() const;
+
+	int mDay;
+	int mMonth;
+	int mYear;
+};
+
+std::ostream& operator<<(std::ostream&, const Date&);

course03/meeting03/main.cc

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+#include "date.h"
+
+#include <gtest/gtest.h>
+
+#include <iostream>
+
+/*
+TEST(Date, Init)
+{
+	Date d;
+	EXPECT_EQ(1, d.GetDay());
+	EXPECT_EQ(1, d.GetMonth());
+	EXPECT_EQ(1970, d.GetYear());
+}
+
+TEST(Date, Invalid)
+{
+	EXPECT_ANY_THROW(Date(1, 1, 0));
+}
+
+class DateTest : public testing::Test
+{
+public:
+	DateTest()
+	{
+
+	}
+
+	Date mDate;
+};
+
+TEST_F(DateTest, LeapYear)
+{
+
+}
+*/
+
+int main()
+{
+	Date d{1,2,2019};
+	//std::cout << Date::IsLeapYear(2019) << std::endl;
+
+	Date d2{d};
+
+	Date d3;
+	d3 = d;
+	std::cout << d2.GetDay() << std::endl;
+
+	return 0;
+}
+