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write tests for converting std::optional and std::variant

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This commit is contained in:
ado
2020-12-20 19:00:45 +01:00
parent bf92abdb2c
commit 616316d2a7
2 changed files with 199 additions and 1 deletions
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44
test/test_converter.cpp
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@@ -57,6 +57,14 @@ TEST_CASE("testing valid conversions") {
REQUIRE(c.valid());
CHECK(tup == 5);
}
{
auto tup =
c.convert<void, void, std::optional<int>>("junk\tjunk\t5",
"\t");
REQUIRE(c.valid());
REQUIRE(tup.has_value());
CHECK(tup == 5);
}
{
auto tup = c.convert<int, double, void>("5,6.6,junk");
REQUIRE(c.valid());
@@ -72,6 +80,36 @@ TEST_CASE("testing valid conversions") {
REQUIRE(c.valid());
CHECK(tup == std::tuple{5, 6.6});
}
{
auto tup =
c.convert<void, std::optional<int>, double>("junk;5;6.6",
";");
REQUIRE(c.valid());
REQUIRE(std::get<0>(tup).has_value());
CHECK(tup == std::tuple{5, 6.6});
}
{
auto tup =
c.convert<void, std::optional<int>, double>("junk;5.4;6.6",
";");
REQUIRE(c.valid());
REQUIRE(!std::get<0>(tup).has_value());
CHECK(tup == std::tuple{std::nullopt, 6.6});
}
{
auto tup = c.convert<void, std::variant<int, double>,
double>("junk;5;6.6", ";");
REQUIRE(c.valid());
REQUIRE(std::holds_alternative<int>(std::get<0>(tup)));
CHECK(tup == std::tuple{std::variant<int, double>{5}, 6.6});
}
{
auto tup = c.convert<void, std::variant<int, double>,
double>("junk;5.5;6.6", ";");
REQUIRE(c.valid());
REQUIRE(std::holds_alternative<double>(std::get<0>(tup)));
CHECK(tup == std::tuple{std::variant<int, double>{5.5}, 6.6});
}
}
TEST_CASE("testing invalid conversions") {
@@ -100,6 +138,9 @@ TEST_CASE("testing invalid conversions") {
c.convert<void, int>("junk,x");
REQUIRE(!c.valid());
c.convert<void, std::variant<int, double>, double>("junk;.5.5;6", ";");
REQUIRE(!c.valid());
}
TEST_CASE("testing ss:ax restriction (all except)") {
@@ -276,7 +317,8 @@ TEST_CASE("testing ss:ne restriction (not empty)") {
CHECK(tup == "s");
}
{
auto tup = c.convert<int, ss::ne<std::string>>("1,s");
auto tup =
c.convert<std::optional<int>, ss::ne<std::string>>("1,s");
REQUIRE(c.valid());
CHECK(tup == std::tuple{1, "s"});
}