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Add two unit tests for the new hashing functionality

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This commit is contained in:
A.J. Beamon 2022-01-26 15:35:37 -08:00
parent 0dabd85e3b
commit 39a7dc7a2d
1 changed files with 37 additions and 0 deletions
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37
flow/Arena.cpp
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@ -613,3 +613,40 @@ TEST_CASE("/flow/Arena/SmallVectorRef10") {
testVectorLike<SmallVectorRef10Proxy>();
return Void();
}
TEST_CASE("/flow/Arena/OptionalHash") {
std::hash<Optional<int>> hashFunc{};
Optional<int> a;
Optional<int> b;
Optional<int> c = 1;
Optional<int> d = 1;
Optional<int> e = 2;
ASSERT(hashFunc(a) == hashFunc(b));
ASSERT(hashFunc(a) != hashFunc(c));
ASSERT(hashFunc(c) == hashFunc(d));
ASSERT(hashFunc(c) != hashFunc(e));
ASSERT(hashFunc(a) == hashFunc(a));
ASSERT(hashFunc(c) == hashFunc(c));
return Void();
}
TEST_CASE("/flow/Arena/DefaultBoostHash") {
boost::hash<std::pair<Optional<int>, StringRef>> hashFunc;
auto a = std::make_pair(Optional<int>(), "foo"_sr);
auto b = std::make_pair(Optional<int>(), "foo"_sr);
auto c = std::make_pair(Optional<int>(), "bar"_sr);
auto d = std::make_pair(Optional<int>(1), "foo"_sr);
auto e = std::make_pair(Optional<int>(1), "foo"_sr);
ASSERT(hashFunc(a) == hashFunc(b));
ASSERT(hashFunc(a) != hashFunc(c));
ASSERT(hashFunc(a) != hashFunc(d));
ASSERT(hashFunc(d) == hashFunc(e));
ASSERT(hashFunc(a) == hashFunc(a));
ASSERT(hashFunc(d) == hashFunc(d));
return Void();
}