Unit Tests added for Chapter12

Chapter12/Exercise73/Exercise73_Test.cpp

@@ -0,0 +1,42 @@
+//Chapter 12 : Exercise 73
+
+#include "pch.h"
+#include <iostream>
+#include <memory>
+#include <typeinfo>
+#include "gtest/gtest.h"
+using namespace std;
+
+std::ostringstream out;
+
+std::string TestCase() {
+	string str;
+	string str1("Hello, I'm a string!");
+	string str2(str1);
+	string str3(str1, 0, 5);
+	string str4("Hello, I'm a string!", 0, 5);
+	string str5(10, 'x');
+	string str6(str4.begin() + 1, str4.end() - 1);
+
+	out << str << endl;
+	out << str1 << endl;
+	out << str2 << endl;
+	out << str3 << endl;
+	out << str4 << endl;
+	out << str5 << endl;
+	out << str6 << endl;
+
+	return out.str();
+}
+
+TEST(Chapter12, Exercise73) {
+
+	EXPECT_EQ("\nHello, I'm a string!\nHello, I'm a string!\nHello\nHello\nxxxxxxxxxx\nell\n", TestCase());
+}
+
+int main(int argc, char* argv[])
+{
+	::testing::InitGoogleTest(&argc, argv);
+
+	return RUN_ALL_TESTS();
+}

Chapter12/Exercise74/Exercise74_Test.cpp

@@ -0,0 +1,46 @@
+//Chapter 12 : Exercise 74
+
+#include "pch.h"
+#include <iostream>
+#include <memory>
+#include <typeinfo>
+#include "gtest/gtest.h"
+using namespace std;
+
+std::ostringstream out;
+
+bool isPalindrome(const string& str)
+{
+	// make a copy of the string
+	string s(str.begin(), str.end());
+
+	// remove any spaces or punctuation
+	s.erase(remove_if(s.begin(), s.end(), [](const char& c) { return ispunct(c) || isspace(c); }), s.end());
+	// lower case what's left
+	transform(s.begin(), s.end(), s.begin(), ::tolower);
+	// create a reversed version of the string
+	string sr(s.rbegin(), s.rend());
+
+	// compare them
+	return (s == sr);
+}
+
+std::string TestCase() {
+	string str = "Never odd or even";
+
+	out << "'" << str << "'" << " is a palindrome? " << (isPalindrome(str) ? "YES" : "NO") << endl;
+
+	return out.str();
+}
+
+TEST(Chapter12, Exercise74) {
+
+	EXPECT_EQ("'Never odd or even' is a palindrome? YES\n", TestCase());
+}
+
+int main(int argc, char* argv[])
+{
+	::testing::InitGoogleTest(&argc, argv);
+
+	return RUN_ALL_TESTS();
+}

Chapter12/Exercise75/Exercise75_Test.cpp

@@ -0,0 +1,35 @@
+//Chapter 12 : Exercise 75
+
+#include "pch.h"
+#include <iostream>
+#include <memory>
+#include <typeinfo>
+#include "gtest/gtest.h"
+using namespace std;
+
+std::ostringstream out;
+
+std::string TestCase() {
+	vector<int> vec = { 1,2,3,4,5,6,7,8,9,10 };
+
+	for (auto v : vec)
+	{
+		out << v << " ";
+	}
+
+	out << vec[3];
+
+	return out.str();
+}
+
+TEST(Chapter12, Exercise75) {
+
+	EXPECT_EQ("1 2 3 4 5 6 7 8 9 10 4", TestCase());
+}
+
+int main(int argc, char* argv[])
+{
+	::testing::InitGoogleTest(&argc, argv);
+
+	return RUN_ALL_TESTS();
+}

Chapter12/Exercise76/Exercise76_Test.cpp

@@ -0,0 +1,59 @@
+//Chapter 12 : Exercise 76
+
+#include "pch.h"
+#include <iostream>
+#include <memory>
+#include <typeinfo>
+#include "gtest/gtest.h"
+using namespace std;
+
+std::ostringstream out;
+class Track
+{
+public:
+
+	Track(float length, string name, int popularity) : m_trackLength(length), m_trackName(name), m_popularityRating(popularity) {}
+
+	float getLength() const { return m_trackLength; }
+	string getName() const { return m_trackName; }
+	int getPopularity() const { return m_popularityRating; }
+
+private:
+
+	float m_trackLength;
+	string m_trackName;
+	int m_popularityRating;
+};
+bool trackLengthCompare(const Track& t1, const Track& t2)
+{
+	return (t1.getLength() < t2.getLength());
+}
+
+std::string TestCase() {
+	vector<Track> tracks;
+
+	tracks.push_back(Track(199.0f, "God's Plan", 100));
+	tracks.push_back(Track(227.0f, "Hold On, We're Going Home", 95));
+	tracks.push_back(Track(182.0f, "The Motto", 80));
+
+	sort(tracks.begin(), tracks.end(), trackLengthCompare);
+
+	for (auto t : tracks)
+	{
+		out << t.getName() << endl;
+	}
+
+	return out.str();
+}
+
+TEST(Chapter12, Exercise76) {
+
+	EXPECT_EQ("The Motto\nGod's Plan\nHold On, We're Going Home\n", TestCase());
+}
+
+int main(int argc, char* argv[])
+{
+	::testing::InitGoogleTest(&argc, argv);
+
+	return RUN_ALL_TESTS();
+}

Chapter12/Exercise77/Exercise77.cpp

@@ -1,78 +1,76 @@
 #include <iostream>
-
 #include <map>
-
 #include <string>
-
 #include <vector>
 
 using namespace std;
+
 class Question {
-  public:
+public:
 
-    Question(int questionNumber, string question, int answerIndex): m_questionNumber(questionNumber), m_question(question), m_answerIndex(answerIndex) {}
+	Question(int questionNumber, string question, int answerIndex) : m_questionNumber(questionNumber), m_question(question), m_answerIndex(answerIndex) {}
 
-  int getQuestionNumber() const {
-    return m_questionNumber;
-  }
-  string getQuestion() const {
-    return m_question;
-  }
-  int getAnswerIndex() const {
-    return m_answerIndex;
-  }
+	int getQuestionNumber() const {
+		return m_questionNumber;
+	}
+	string getQuestion() const {
+		return m_question;
+	}
+	int getAnswerIndex() const {
+		return m_answerIndex;
+	}
 
-  private:
+private:
 
-    int m_questionNumber;
-  string m_question;
-  int m_answerIndex;
+	int m_questionNumber;
+	string m_question;
+	int m_answerIndex;
 };
 
 struct QuestionCompare {
-  bool operator()(const Question & lhs,
-    const Question & rhs) const {
-    return lhs.getQuestionNumber() < rhs.getQuestionNumber();
-  }
+	bool operator()(const Question& lhs,
+		const Question& rhs) const {
+		return lhs.getQuestionNumber() < rhs.getQuestionNumber();
+	}
 };
 int main() {
-  map < Question, vector < string > , QuestionCompare > quiz;
-  Question question1(1, "Which two actors directed themselves in movies and won Oscars for Best Actor?", 2);
-  vector < string > question1Answers = {
-    "Al Pacino and Timothy Hutton",
-    "Jack Nicholson and Kevin Spacey",
-    "Laurence Olivier and Roberto Benigni",
-    "Tom Hanks and Paul Newman"
-  };
-  Question question2(2, "\"After all, tomorrow is another day!\" was the last line in which Oscar-winning Best Picture?", 0);
-  vector < string > question2Answers = {
-    "Gone With the Wind",
-    "Great Expectations",
-    "Harold and Maude",
-    "The Matrix"
-  };
-  quiz.insert(make_pair(question1, question1Answers));
-  quiz.insert(make_pair(question2, question2Answers));
-  cout << "Welcome to the movie quiz" << endl;
-  cout << "Type your answer between 1-4 and press enter:" << endl;
-  map < Question, vector < string >> ::iterator quizIterator = quiz.begin();
-  vector < bool > correctAnswers;
-  while (quizIterator != quiz.end()) {
-    cout << quizIterator - > first.getQuestion() << endl;
-    int answerIndex = 1;
-    for (auto answer: quizIterator - > second) {
-      cout << answerIndex << " : " << answer << endl;
-      answerIndex++;
-    }
-    int answer;
-    cin >> answer;
-    int correctAnswer = quizIterator - > first.getAnswerIndex();
-    bool wasCorrect = answer - 1 == correctAnswer;
-    cout << (wasCorrect ? "CORRECT!" : "INCORRECT!") << " Correct answer is: " << quizIterator - > second[correctAnswer] << endl;
-    if (wasCorrect)
-      correctAnswers.push_back(answer);
-    quizIterator++;
-  }
-  cout << "Your score was " << correctAnswers.size() << " out of " << quiz.size() << endl;
-  cout << "done";
+	map < Question, vector < string >, QuestionCompare > quiz;
+	Question question1(1, "Which two actors directed themselves in movies and won Oscars for Best Actor?", 2);
+	vector < string > question1Answers = {
+	  "Al Pacino and Timothy Hutton",
+	  "Jack Nicholson and Kevin Spacey",
+	  "Laurence Olivier and Roberto Benigni",
+	  "Tom Hanks and Paul Newman"
+	};
+	Question question2(2, "\"After all, tomorrow is another day!\" was the last line in which Oscar-winning Best Picture?", 0);
+	vector < string > question2Answers = {
+	  "Gone With the Wind",
+	  "Great Expectations",
+	  "Harold and Maude",
+	  "The Matrix"
+	};
+	quiz.insert(make_pair(question1, question1Answers));
+	quiz.insert(make_pair(question2, question2Answers));
+	cout << "Welcome to the movie quiz" << endl;
+	cout << "Type your answer between 1-4 and press enter:" << endl;
+	map < Question, vector < string >> ::iterator quizIterator = quiz.begin();
+	vector < bool > correctAnswers;
+	while (quizIterator != quiz.end()) {
+		cout << quizIterator->first.getQuestion() << endl;
+		int answerIndex = 1;
+		for (auto answer : quizIterator->second) {
+			cout << answerIndex << " : " << answer << endl;
+			answerIndex++;
+		}
+		int answer;
+		cin >> answer;
+		int correctAnswer = quizIterator->first.getAnswerIndex();
+		bool wasCorrect = answer - 1 == correctAnswer;
+		cout << (wasCorrect ? "CORRECT!" : "INCORRECT!") << " Correct answer is: " << quizIterator->second[correctAnswer] << endl;
+		if (wasCorrect)
+			correctAnswers.push_back(answer);
+		quizIterator++;
+	}
+	cout << "Your score was " << correctAnswers.size() << " out of " << quiz.size() << endl;
+	cout << "done";
 }