| ⇢ | A | DateTest added | |
| ⇢ | A | DiscountTest added | |
| A | ↛ | DateTest removed |
| ⇢ | B | Discount::ensureSameType() added | |
| ⇢ | A | DiscountTest::testEnsureValidValue() added | |
| ⇢ | A | DiscountTest::testMultiply() added | |
| ⇢ | A | DiscountTest::badMultipliers() added | |
| ⇢ | A | DiscountTest::testAdd() added | |
| ⇢ | A | Discount::multiply() added | |
| ⇢ | A | DiscountTest::badAddends() added | |
| ⇢ | A | Discount::add() added | |
| ⇢ | A | Discount::compare() added | |
| ⇢ | A | DiscountTest::testCompare() added | |
| ⋮ | view more | ||
| A | ↛ | DateTest::testEnsureValidValue() removed | |
| A | ↛ | DateTest::setUp() removed | |