120 lines
3 KiB
C++
120 lines
3 KiB
C++
#include "grade_school.h"
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#define BOOST_TEST_MAIN
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#include <boost/test/unit_test.hpp>
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namespace boost
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{
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// teach Boost.Test how to print std::vector
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template <typename T>
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inline wrap_stringstream&
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operator<<(wrap_stringstream& wrapped, std::vector<T> const& item)
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{
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wrapped << '[';
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bool first = true;
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for (auto const& element : item) {
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wrapped << (!first ? "," : "") << element;
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first = false;
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}
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return wrapped << ']';
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}
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// teach Boost.Test how to print std::pair
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template <typename K, typename V>
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inline wrap_stringstream&
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operator<<(wrap_stringstream& wrapped, std::pair<const K, V> const& item)
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{
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return wrapped << '<' << item.first << ',' << item.second << '>';
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}
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}
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#define REQUIRE_EQUAL_CONTAINERS(left_, right_) \
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BOOST_REQUIRE_EQUAL_COLLECTIONS(left_.begin(), left_.end(), right_.begin(), right_.end())
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using namespace std;
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struct school_fixture
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{
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grade_school::school school_;
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};
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BOOST_FIXTURE_TEST_SUITE(school_suite, school_fixture);
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BOOST_AUTO_TEST_CASE(a_new_school_has_an_empty_roster)
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{
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BOOST_REQUIRE(school_.roster().empty());
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}
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#if defined(EXERCISM_RUN_ALL_TESTS)
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BOOST_AUTO_TEST_CASE(adding_a_student_adds_them_to_the_roster_for_the_given_grade)
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{
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school_.add("Aimee", 2);
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const auto actual = school_.roster();
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const map<int, vector<string>> expected{{2, {"Aimee"}}};
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REQUIRE_EQUAL_CONTAINERS(expected, actual);
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}
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BOOST_AUTO_TEST_CASE(adding_more_students_to_the_same_grade_adds_them_to_the_roster)
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{
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school_.add("Blair", 2);
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school_.add("James", 2);
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school_.add("Paul", 2);
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const auto actual = school_.roster();
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const map<int, vector<string>> expected{{2, {"Blair", "James", "Paul"}}};
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REQUIRE_EQUAL_CONTAINERS(expected, actual);
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}
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BOOST_AUTO_TEST_CASE(adding_students_to_different_grades_adds_them_to_the_roster)
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{
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school_.add("Chelsea", 3);
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school_.add("Logan", 7);
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const auto actual = school_.roster();
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const map<int, vector<string>> expected{{3, {"Chelsea"}}, {7, {"Logan"}}};
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REQUIRE_EQUAL_CONTAINERS(expected, actual);
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}
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BOOST_AUTO_TEST_CASE(grade_returns_the_students_in_that_grade_in_alphabetical_order)
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{
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school_.add("Franklin", 5);
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school_.add("Bradley", 5);
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school_.add("Jeff", 1);
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const auto actual = school_.grade(5);
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const vector<string> expected{"Bradley", "Franklin"};
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REQUIRE_EQUAL_CONTAINERS(expected, actual);
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}
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BOOST_AUTO_TEST_CASE(grade_returns_an_empty_array_if_there_are_no_students_in_that_grade)
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{
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const auto actual = school_.grade(1);
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BOOST_REQUIRE(actual.empty());
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}
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BOOST_AUTO_TEST_CASE(the_student_names_in_each_grade_in_the_roster_are_sorted)
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{
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school_.add("Jennifer", 4);
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school_.add("Kareem", 6);
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school_.add("Christopher", 4);
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school_.add("Kyle", 3);
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const auto actual = school_.roster();
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const map<int, vector<string>> expected{
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{3, {"Kyle"}},
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{4, {"Christopher", "Jennifer"}},
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{6, {"Kareem"}}
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};
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REQUIRE_EQUAL_CONTAINERS(expected, actual);
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}
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#endif
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BOOST_AUTO_TEST_SUITE_END();
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