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Support addition and negation in ratio

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This commit is contained in:
Chip Hogg
2021-12-29 21:21:57 -05:00
parent 3bf3bebb6a
commit a80378cae8
2 changed files with 28 additions and 0 deletions
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test/unit_test/static/ratio_test.cpp
+7
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@@ -40,6 +40,13 @@ static_assert(ratio(4) * ratio(1, 2) == ratio(2));
static_assert(ratio(1, 8) * ratio(2) == ratio(1, 4));
static_assert(ratio(1, 2) * ratio(8) == ratio(4));
// ratio negation
static_assert(-ratio(3, 8) == ratio(-3, 8));
// ratio addition
static_assert(ratio(1, 2) + ratio(1, 3) == ratio(5, 6));
static_assert(ratio(1, 3, 2) + ratio(11, 6) == ratio(211, 6)); // 100/3 + 11/6
// multiply with exponents
static_assert(ratio(1, 8, 2) * ratio(2, 1, 4) == ratio(1, 4, 6));
static_assert(ratio(1, 2, -4) * ratio(8, 1, 3) == ratio(4, 1, -1));