#include "clock.h" #ifdef EXERCISM_TEST_SUITE #include #else #include "test/catch.hpp" #endif #include using namespace std; struct timeTest { int hour; int minute; string expected; string msg; }; vector timeCases = { {8, 0, "08:00", "on the hour"}, {11, 9, "11:09", "past the hour"}, {24, 0, "00:00", "midnight is zero hours"}, {25, 0, "01:00", "hour rolls over"}, {100, 0, "04:00", "hour rolls over continuously"}, {1, 60, "02:00", "sixty minutes is next hour"}, {0, 160, "02:40", "minutes roll over"}, {0, 1723, "04:43", "minutes roll over continuously"}, {25, 160, "03:40", "hour and minutes roll over"}, {201, 3001, "11:01", "hour and minutes roll over continuously"}, {72, 8640, "00:00", "hour and minutes roll over to exactly midnight"}, {-1, 15, "23:15", "negative hour"}, {-25, 0, "23:00", "negative hour rolls over"}, {-91, 0, "05:00", "negative hour rolls over continuously"}, {1, -40, "00:20", "negative minutes"}, {1, -160, "22:20", "negative minutes roll over"}, {1, -4820, "16:40", "negative minutes roll over continuously"}, {-25, -160, "20:20", "negative hour and minutes both roll over"}, {-121, -5810, "22:10", "negative hour and minutes both roll over continuously"}, }; struct addTest { int hour; int minute; int add; string expected; string msg; }; vector addCases = { {10, 0, 3, "10:03", "add minutes"}, {6, 41, 0, "06:41", "add no minutes"}, {0, 45, 40, "01:25", "add to next hour"}, {10, 0, 61, "11:01", "add more than one hour"}, {0, 45, 160, "03:25", "add more than two hours with carry"}, {23, 59, 2, "00:01", "add across midnight"}, {5, 32, 1500, "06:32", "add more than one day (1500 min = 25 hrs)"}, {1, 1, 3500, "11:21", "add more than two days"}, {10, 3, -3, "10:00", "subtract minutes"}, {10, 3, -30, "09:33", "subtract to previous hour"}, {10, 3, -70, "08:53", "subtract more than an hour"}, {0, 3, -4, "23:59", "subtract across midnight"}, {0, 0, -160, "21:20", "subtract more than two hours"}, {6, 15, -160, "03:35", "subtract more than two hours with borrow"}, {5, 32, -1500, "04:32", "subtract more than one day (1500 min = 25 hrs)"}, {2, 20, -3000, "00:20", "subtract more than two days"}, }; // Construct two separate clocks, set times, test if they are equal. struct hm { int hour; int minute; }; struct equalTest { string msg; hm c1; hm c2; bool expected; }; vector equalCases = { { "clocks with same time", hm{15, 37}, hm{15, 37}, true, }, { "clocks a minute apart", hm{15, 36}, hm{15, 37}, false, }, { "clocks an hour apart", hm{14, 37}, hm{15, 37}, false, }, { "clocks with hour overflow", hm{10, 37}, hm{34, 37}, true, }, { "clocks with hour overflow by several days", hm{3, 11}, hm{99, 11}, true, }, { "clocks with negative hour", hm{22, 40}, hm{-2, 40}, true, }, { "clocks with negative hour that wraps", hm{17, 3}, hm{-31, 3}, true, }, { "clocks with negative hour that wraps multiple times", hm{13, 49}, hm{-83, 49}, true, }, { "clocks with minute overflow", hm{0, 1}, hm{0, 1441}, true, }, { "clocks with minute overflow by several days", hm{2, 2}, hm{2, 4322}, true, }, { "clocks with negative minute", hm{2, 40}, hm{3, -20}, true, }, { "clocks with negative minute that wraps", hm{4, 10}, hm{5, -1490}, true, }, { "clocks with negative minute that wraps multiple times", hm{6, 15}, hm{6, -4305}, true, }, { "clocks with negative hours and minutes", hm{7, 32}, hm{-12, -268}, true, }, { "clocks with negative hours and minutes that wrap", hm{18, 7}, hm{-54, -11513}, true, }, }; string errorMsg(string expected, string actual, string test) { stringstream ret; ret << "[" << expected << " != " << actual << "] test case: " << test; return ret.str(); } TEST_CASE("time_tests") { for (timeTest t : timeCases) { const auto actual = string(date_independent::clock::at(t.hour, t.minute)); INFO(errorMsg(t.expected, actual, t.msg)); REQUIRE(t.expected == actual); } } #if defined(EXERCISM_RUN_ALL_TESTS) TEST_CASE("add_tests") { for (addTest a : addCases) { const auto actual = string(date_independent::clock::at(a.hour, a.minute).plus(a.add)); INFO(errorMsg(a.expected, actual, a.msg)); REQUIRE(a.expected == actual); } } TEST_CASE("equal_tests") { for (equalTest e : equalCases) { const auto clock1 = date_independent::clock::at(e.c1.hour, e.c1.minute); const auto clock2 = date_independent::clock::at(e.c2.hour, e.c2.minute); if (e.expected) { INFO(errorMsg(string(clock1), string(clock2), e.msg)); REQUIRE(clock1 == clock2); } else { INFO("[" << string(clock1) << " == " << string(clock2) << "] test case: " << e.msg); REQUIRE(clock1 != clock2); } } } #endif