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main.cpp
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// References:
// Unit testing based on Catch framework: https://github.com/catchorg/Catch2
// Catch tutorial: https://github.com/catchorg/Catch2/blob/master/docs/tutorial.md#top
// install: sudo apt-get install catch
// compilation: g++ -std=c++11 -Wall -o main.exe main.cpp
// execution: ./main.exe
//
// let Catch provide main():
#define CATCH_CONFIG_MAIN
// gain access to Catch framework:
#include "catch.hpp"
// our Counter class:
#include "counter.h"
#include <string>
// *****************************************************************
//
// Test cases:
//
// *****************************************************************
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
TEST_CASE( "empty Counter<int>", "[Counter]" )
{
Counter<int> C;
REQUIRE(C.empty() == true);
REQUIRE(C.size() == 0);
}//test
/*TEST_CASE( "Counter<int> with 7 element", "[Counter]" )
{
Counter<int> C;
Counter<int> C2;
Counter<int> C3;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(1000);
C.insert(100);
C.insert(50);
REQUIRE(C.size() == 2);
REQUIRE(!C.empty());
SECTION("inserting more elements") {
C.insert(60);
C.insert(600);
C2.insert(6000);
C2.insert(600);
C2.insert(100);
C2.insert(100);
bool a = C[50];
bool b = C[600];
bool c = C[6000];
bool d = C[1600];
int e = C(600);
int f = C(100);
int g = C(1600);
int h = C(60);
C.print();
cout << endl;
C2.print();
cout << endl;
C3.print();
cout << endl;
C = C3;
cout << "C: " << endl;
C.print();
auto iter = C.begin();
while (iter != C.end()) {
cout << *iter << endl;
++iter;
}
auto iter2 = C.end();
cout << *iter2 << endl;
for (auto e : C)
cout << e << endl;
REQUIRE(C.size() == 6);
REQUIRE(!C.empty());
}
}
}//test */
class Student
{
private:
int UIN, Mid, Fnl;
public:
Student()
: UIN(-1), Mid(-1), Fnl(-1)
{ }
Student(int uin, int mid, int fnl)
: UIN(uin), Mid(mid), Fnl(fnl)
{ }
int getUIN() const
{
return UIN;
}
double getExamAvg() const
{
return (Mid + Fnl) / 2.0;
}
//
// lhs < rhs
//
// returns true if lhs < rhs, false otherwise.
//
bool operator<(const Student& other) const
{
//
// NOTE: lhs is "this" object.
//
if (this->UIN < other.UIN)
return true;
else
return false;
}
};
TEST_CASE("Counter<Student> with 1 element", "[Counter]")
{
Counter<Student> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting 1 studnet")
{
Student S(123456, 100, 88);
C.insert(S);
REQUIRE(C.size() == 1);
REQUIRE(!C.empty());
SECTION("element contains")
{
Student S2(123456, 0, 0); // create a student with matching UIN:
REQUIRE(C[S2] == true);
}
SECTION("element count")
{
Student S2(123456, 0, 0); // create a student with matching UIN:
REQUIRE(C(S2) == 1);
}
SECTION("unknown elements not contained")
{
Student S3(010100, 0, 0); // student #1 that doesn't match:
Student S4(999999, 0, 0); // student #2
Student S5(1234567, 0, 0); // student #3
REQUIRE(!C[S3]);
REQUIRE(!C[S4]);
REQUIRE(!C[S5]);
}
SECTION("unknown element counts")
{
Student S3(010100, 0, 0); // student #1 that doesn't match:
Student S4(999999, 0, 0); // student #2
Student S5(1234567, 0, 0); // student #3
REQUIRE(C(S3) == -1);
REQUIRE(C(S4) == -1);
REQUIRE(C(S5) == -1);
}
}
}//test
TEST_CASE("Counter<int> copy constructor 2.0", "[Counter]")
{
Counter<int> C1;
// Insert 3 values into C1
C1 += 5; C1 += 5; // 2 copies
C1 += 4;
C1 += 6; C1 += 6; C1 += 6; // 3 copies
// Test the copy constructor
SECTION("copy construct C2 from C1")
{ // Copy construct C2 from C1
Counter<int> C2(C1);
// Test that the sizes are correct
REQUIRE(C1.size() == 3);
REQUIRE(C2.size() == C1.size());
// Test that C1 still has the correct values
REQUIRE((C1[5] == true && C1(5) == 2));
REQUIRE((C1[4] == true && C1(4) == 1));
REQUIRE((C1[6] == true && C1(6) == 3));
// Test that C2 copied the values from C1
SECTION("check that C2 copied the values from C1")
{
REQUIRE(C2[5] == true);
REQUIRE(C2[4] == true);
REQUIRE(C2[6] == true);
}
// Test that C2 copied the counts from C1
SECTION("check that C2 copied the counts from C1")
{
REQUIRE(C2(5) == C1(5));
REQUIRE(C2(4) == C1(4));
REQUIRE(C2(6) == C1(6));
}
// Test that C1 and C2 are independent (in memory)
SECTION("check that C1 and C2 are independent")
{ // Insert 1 new value into C1
C1 += 7;
// Insert 2 new values into C2
C2 += 3;
C2 += 2;
// Test that C1 size has been updated
// and new value was inserted
REQUIRE(C1.size() == 4);
REQUIRE((C1[7] == true && C1(7) == 1));
// Test that C2 size has been updated
// and new values were inserted
REQUIRE(C2.size() == 5);
REQUIRE((C2[3] == true && C2(3) == 1));
REQUIRE((C2[2] == true && C2(2) == 1));
// Test that C1 does not have values from C2
SECTION("check that C1 does not have values from C2")
{
REQUIRE((C1[3] == false && C1(3) == -1));
REQUIRE((C1[2] == false && C1(2) == -1));
}
// Test that C2 does not have values from C1
SECTION("check that C2 does not have values from C1")
{
REQUIRE((C2[7] == false && C2(7) == -1));
}
// Test that C1 has correct order (unaffected by C2)
SECTION("check that C1 ordering is correct")
{
// Correct order: 4, 5, 6, 7
auto iter = C1.begin();
cout << *iter << endl;
// Test order
REQUIRE((*iter == 4));
REQUIRE((*++iter == 5));
REQUIRE((*++iter == 6));
REQUIRE((*++iter == 7));
// Test for end of sequence
REQUIRE(!(++iter != C1.end()));
}
// Test that C2 has correct order (unaffected by C1)
SECTION("check that C2 ordering is correct")
{
// Correct order: 2, 3, 4, 5, 6
auto iter = C2.begin();
// Test order
REQUIRE((*iter == 2));
REQUIRE((*++iter == 3));
REQUIRE((*++iter == 4));
REQUIRE((*++iter == 5));
REQUIRE((*++iter == 6));
// Test for end of sequence
REQUIRE(!(++iter != C2.end()));
}
}
}
}// test
///////////////////////////////////////INT TESTS//////////////////////////////////////////
//4 cap
TEST_CASE("Counter<int> add elements in order (4 capacity)", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(1);
C.insert(2);
C.insert(3);
C.insert(4);
REQUIRE(C.size() == 4);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<int> add elements not in order (4 capacity)", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(4);
C.insert(2);
C.insert(3);
C.insert(1);
REQUIRE(C.size() == 4);
REQUIRE(!C.empty());
}
}
//8 cap
TEST_CASE("Counter<int> add elements in order (8 capacity)", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(1);
C.insert(2);
C.insert(3);
C.insert(4);
C.insert(5);
C.insert(6);
C.insert(7);
C.insert(8);
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<int> add elements not in order (8 capacity)", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(4);
C.insert(2);
C.insert(3);
C.insert(1);
C.insert(8);
C.insert(5);
C.insert(6);
C.insert(7);
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
//BIG cap
TEST_CASE("Counter<int> add elements in order (5000 capacity)", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
for (int i = 0; i < 5000; i++) {
C.insert(i);
}
REQUIRE(C.size() == 5000);
REQUIRE(!C.empty());
}
}
//contains[]//
TEST_CASE("Counter<int> contains[]", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(7);
C.insert(67);
C.insert(9989);
C.insert(15);
REQUIRE(C.size() == 4);
REQUIRE(C[67] == true);
REQUIRE(C[9989] == true);
REQUIRE(C[0] == false);
REQUIRE(C[1] == false);
REQUIRE(!C.empty());
}
}
//count()//
TEST_CASE("Counter<int> count()", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
int i, j, k, l;
for (i = 0; i < 7; i++) {
C.insert(1);
}
for (j = 0; j < 3; j++) {
C.insert(6);
}
for (k = 0; k < 90; k++) {
C.insert(4);
}
for (l = 0; l < 6; l++) {
C.insert(10);
}
C.insert(100);
REQUIRE(C.size() == 5);
REQUIRE(C(1) == 7);
REQUIRE(C(6) == 3);
REQUIRE(C(4) == 90);
REQUIRE(C(10) == 6);
REQUIRE(C(8) == -1);
REQUIRE(C(100) == 1);
REQUIRE(!C.empty());
}
}
//+=//
TEST_CASE("Counter<int> +=", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(1);
C.insert(2);
C.insert(3);
C.insert(4);
C += 5;
C += 6;
C += 7;
C += 7;
REQUIRE(C(7) == 2);
REQUIRE(C[7] == true);
REQUIRE(C.size() == 7);
REQUIRE(!C.empty());
}
}
//=//
TEST_CASE("Counter<int> =", "[Counter]")
{
Counter<int> C;
Counter<int > C2;
Counter<int> C3;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(1);
C.insert(2);
C.insert(3);
C.insert(4);
C2.insert(5);
C2.insert(6);
C2.insert(7);
C2 = C;
C = C3;
C3 = C2;
REQUIRE(C.empty() == true);
REQUIRE(C2.size() == 4);
REQUIRE(C3.size() == 4);
}
}
//copy constructor//
TEST_CASE("Counter<int> copy constructor", "[Counter]")
{
Counter<int> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert(1);
C.insert(2);
C.insert(3);
C.insert(4);
Counter<int> C2(C);
REQUIRE(C2.size() == 4);
REQUIRE(C.size() == 4);
}
}
TEST_CASE("Counter<int> empty copy constructor", "[Counter]")
{
Counter<int> C3;
REQUIRE(C3.size() == 0);
REQUIRE(C3.empty() == true);
SECTION("inserting element")
{
Counter<int> C4(C3);
REQUIRE(C4.size() == 0);
REQUIRE(C3.size() == 0);
}
}
//iter//
TEST_CASE("Counter<int> iter", "[Counter]")
{
Counter<int> C;
C.insert(1);
for (auto e : C) {
REQUIRE(C[e] == true);
}
}
TEST_CASE("Counter<int> empty iter", "[Counter]")
{
Counter<int> C;
for (auto e : C) {
REQUIRE(false);
}
}
TEST_CASE("Counter<int> iter begin end check", "[Counter]")
{
Counter<int> C;
auto iter = C.begin();
auto iter2 = C.end();
REQUIRE((iter != iter2) == false);
}
TEST_CASE("Counter<int> empty iter with begin end", "[Counter]")
{
Counter<int> C;
auto iter = C.begin();
while (iter != C.end()) {
REQUIRE(false);
}
}
TEST_CASE("Counter<int> empty iter with begin pass through end", "[Counter]")
{
Counter<int> C;
C += 4; C += 9; C += 12;
auto iter = C.begin();
++iter;
++iter;
++iter;
++iter;
++iter;
REQUIRE(!(iter != C.end()));
REQUIRE((*iter == NULL));
}
///////////////////////////////////////////STRING TESTS////////////////////////////////////
//4 cap lower
TEST_CASE("Counter<string> add elements in order (4 capacity), (lowercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("some");
C.insert("strings");
C.insert("are");
C.insert("added");
REQUIRE(C.size() == 4);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<string> add elements not in order (4 capacity), (lowercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("bbb");
C.insert("ddd");
C.insert("aaa");
C.insert("ccc");
REQUIRE(C.size() == 4);
REQUIRE(!C.empty());
}
}
//4 cap upper
TEST_CASE("Counter<string> add elements in order (4 capacity), (uppercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("AAA");
C.insert("BBB");
C.insert("CCC");
C.insert("DDD");
REQUIRE(C.size() == 4);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<string> add elements not in order (4 capacity), (uppercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("GNU");
C.insert("GND");
C.insert("VIM");
C.insert("NANO");
REQUIRE(C.size() == 4);
REQUIRE(!C.empty());
}
}
//8 cap lower
TEST_CASE("Counter<string> add elements in order (8 capacity), (lowercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("some");
C.insert("strings");
C.insert("are");
C.insert("added");
C.insert("yes");
C.insert("indeed");
C.insert("they");
C.insert("have");
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<string> add elements not in order (8 capacity), (lowercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("bbb");
C.insert("ddd");
C.insert("aaa");
C.insert("ccc");
C.insert("ggg");
C.insert("qqq");
C.insert("zzz");
C.insert("ppp");
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
//8 cap upper
TEST_CASE("Counter<string> add elements in order (8 capacity), (uppercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("AAA");
C.insert("BBB");
C.insert("CCC");
C.insert("DDD");
C.insert("SSS");
C.insert("WWW");
C.insert("XXX");
C.insert("ZZZ");
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<string> add elements not in order (8 capacity), (uppercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("GNU");
C.insert("GND");
C.insert("VIM");
C.insert("NANO");
C.insert("GIT");
C.insert("CPP");
C.insert("ROR");
C.insert("BASH");
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
//8 cap lower + upper
TEST_CASE("Counter<string> add elements in order (8 capacity), (uppercase + lowercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("AAA");
C.insert("bbb");
C.insert("CCC");
C.insert("ddd");
C.insert("SSS");
C.insert("www");
C.insert("XXX");
C.insert("zzz");
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
TEST_CASE("Counter<string> add elements not in order (8 capacity), (uppercase + lowercase)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("GNU");
C.insert("GND");
C.insert("vim");
C.insert("NANO");
C.insert("GIT");
C.insert("cpp");
C.insert("ROR");
C.insert("bash");
REQUIRE(C.size() == 8);
REQUIRE(!C.empty());
}
}
//BIG cap
TEST_CASE("Counter<string> add elements in order (5000 capacity)", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
for (int i = 0; i < 5000; i++) {
C.insert(to_string(i));
}
REQUIRE(C.size() == 5000);
REQUIRE(!C.empty());
}
}
//contains[]//
TEST_CASE("Counter<string> contains[]", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
C.insert("some");
C.insert("strings");
C.insert("are");
C.insert("added");
REQUIRE(C.size() == 4);
REQUIRE(C["some"] == true);
REQUIRE(C["added"] == true);
REQUIRE(C["cs341"] == false);
REQUIRE(C["Some"] == false);
REQUIRE(C["SOME"] == false);
REQUIRE(!C.empty());
}
}
//count()//
TEST_CASE("Counter<string> count()", "[Counter]")
{
Counter<string> C;
REQUIRE(C.size() == 0);
REQUIRE(C.empty() == true);
SECTION("inserting element")
{
int i, j, k, l;
for (i = 0; i < 7; i++) {
C.insert("cs341");
}
for (j = 0; j < 3; j++) {
C.insert("cs251");
}
for (k = 0; k < 40; k++) {
C.insert("cs151");
}
for (l = 0; l < 6; l++) {
C.insert("cs261");
}
C.insert("CS151");
REQUIRE(C.size() == 5);
REQUIRE(C("CS151") == 1);
REQUIRE(C("cs261") == 6);
REQUIRE(C("cs251") == 3);
REQUIRE(C("cs341") == 7);
REQUIRE(C("cs151") == 40);
REQUIRE(C("cs111") == -1);
REQUIRE(!C.empty());