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sol2/test_containers.cpp

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V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
#define SOL_CHECK_ARGUMENTS
#include <sol.hpp>
#include <catch.hpp>
#include <iterator>
#include <vector>
#include <list>
#include <map>
#include <unordered_map>
MIGHT AS WELL.
2016-08-27 20:45:37 +08:00
#include <set>
#include <unordered_set>
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
std::vector<int> test_table_return_one() {
return{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
}
std::vector<std::pair<std::string, int>> test_table_return_two() {
return{ { "one", 1 },{ "two", 2 },{ "three", 3 } };
}
std::map<std::string, std::string> test_table_return_three() {
return{ { "name", "Rapptz" },{ "friend", "ThePhD" },{ "project", "sol" } };
}
TEST_CASE("containers/returns", "make sure that even references to vectors are being serialized as tables") {
sol::state lua;
std::vector<int> v{ 1, 2, 3 };
lua.set_function("f", [&]() -> std::vector<int>& {
return v;
});
lua.script("x = f()");
sol::object x = lua["x"];
sol::type xt = x.get_type();
REQUIRE(xt == sol::type::userdata);
sol::table t = x;
bool matching;
matching = t[1] == 1;
REQUIRE(matching);
matching = t[2] == 2;
REQUIRE(matching);
matching = t[3] == 3;
REQUIRE(matching);
}
TEST_CASE("containers/vector_roundtrip", "make sure vectors can be round-tripped") {
sol::state lua;
std::vector<int> v{ 1, 2, 3 };
lua.set_function("f", [&]() -> std::vector<int>& {
return v;
});
lua.script("x = f()");
std::vector<int> x = lua["x"];
bool areequal = x == v;
REQUIRE(areequal);
}
TEST_CASE("containers/list_roundtrip", "make sure lists can be round-tripped") {
sol::state lua;
std::list<int> v{ 1, 2, 3 };
lua.set_function("f", [&]() -> std::list<int>& {
return v;
});
lua.script("x = f()");
std::list <int> x = lua["x"];
bool areequal = x == v;
REQUIRE(areequal);
}
TEST_CASE("containers/map_roundtrip", "make sure maps can be round-tripped") {
sol::state lua;
std::map<std::string, int> v{ { "a", 1 },{ "b", 2 },{ "c", 3 } };
lua.set_function("f", [&]() -> std::map<std::string, int>& {
return v;
});
lua.script("x = f()");
std::map<std::string, int> x = lua["x"];
bool areequal = x == v;
REQUIRE(areequal);
}
TEST_CASE("containers/unordered_map_roundtrip", "make sure unordered_maps can be round-tripped") {
sol::state lua;
std::unordered_map<std::string, int> v{ { "a", 1 },{ "b", 2 },{ "c", 3 } };
lua.set_function("f", [&]() -> std::unordered_map<std::string, int>& {
return v;
});
lua.script("x = f()");
std::unordered_map<std::string, int> x = lua["x"];
bool areequal = x == v;
REQUIRE(areequal);
}
MIGHT AS WELL.
2016-08-27 20:45:37 +08:00
TEST_CASE("containers/unordered_set_roundtrip", "make sure unordered_sets can be round-tripped") {
sol::state lua;
std::unordered_set<int> v{ 1, 2, 3 };
lua.set_function("f", [&]() -> std::unordered_set<int>& {
return v;
});
lua.script("x = f()");
std::unordered_set<int> x = lua["x"];
bool areequal = x == v;
REQUIRE(areequal);
}
TEST_CASE("containers/set_roundtrip", "make sure sets can be round-tripped") {
sol::state lua;
std::set<int> v{ 1, 2, 3 };
lua.set_function("f", [&]() -> std::set<int>& {
return v;
});
lua.script("x = f()");
std::set<int> x = lua["x"];
bool areequal = x == v;
REQUIRE(areequal);
}
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
TEST_CASE("containers/custom-usertype", "make sure container usertype metatables can be overridden") {
typedef std::unordered_map<int, int> bark;
sol::state lua;
lua.open_libraries();
lua.new_usertype<bark>("bark",
"something", [](const bark& b) {
INFO("It works: " << b.at(24));
},
"size", &bark::size,
"at", sol::resolve<const int&>(&bark::at),
"clear", &bark::clear
);
bark obj{ { 24, 50 } };
lua.set("a", &obj);
REQUIRE_NOTHROW(lua.script("assert(a:at(24) == 50)"));
REQUIRE_NOTHROW(lua.script("a:something()"));
lua.set("a", obj);
REQUIRE_NOTHROW(lua.script("assert(a:at(24) == 50)"));
REQUIRE_NOTHROW(lua.script("a:something()"));
}
TEST_CASE("containers/const-serialization-kvp", "make sure const keys / values are respected") {
typedef std::map<int, const int> bark;
sol::state lua;
lua.open_libraries();
bark obj{ { 24, 50 } };
lua.set("a", &obj);
REQUIRE_NOTHROW(lua.script("assert(a[24] == 50)"));
REQUIRE_THROWS(lua.script("a[24] = 51"));
REQUIRE_NOTHROW(lua.script("assert(a[24] == 50)"));
}
TEST_CASE("containers/basic-serialization", "make sure containers are turned into proper userdata and have basic hooks established") {
typedef std::vector<int> woof;
sol::state lua;
lua.open_libraries();
lua.set("b", woof{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 });
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k = 1, #b do assert(k == b[k]) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
woof w{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 };
lua.set("b", w);
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k = 1, #b do assert(k == b[k]) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
lua.set("b", &w);
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k = 1, #b do assert(k == b[k]) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
lua.set("b", std::ref(w));
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k = 1, #b do assert(k == b[k]) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
}
#if 0 // glibc is a fuccboi
TEST_CASE("containers/const-serialization", "make sure containers are turned into proper userdata and the basic hooks respect const-ness") {
typedef std::vector<const int> woof;
sol::state lua;
lua.open_libraries();
lua.set("b", woof{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 });
REQUIRE_NOTHROW(
lua.script("for k, v in pairs(b) do assert(k == v) end");
);
REQUIRE_THROWS(lua.script("b[1] = 20"));
}
#endif // Fuck you, glibc
TEST_CASE("containers/table-serialization", "ensure types can be serialized as tables still") {
typedef std::vector<int> woof;
sol::state lua;
lua.open_libraries();
lua.set("b", sol::as_table(woof{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 }));
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k, v in ipairs(b) do assert(k == v) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
woof w{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 };
lua.set("b", sol::as_table(w));
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k, v in ipairs(b) do assert(k == v) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
lua.set("b", sol::as_table(&w));
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k, v in ipairs(b) do assert(k == v) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
lua.set("b", sol::as_table(std::ref(w)));
REQUIRE_NOTHROW(
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
lua.script("for k, v in ipairs(b) do assert(k == v) end")
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
);
}
TEST_CASE("containers/const-correctness", "usertype metatable names should reasonably ignore const attributes") {
struct Vec {
int x, y, z;
};
sol::state lua;
lua.open_libraries(sol::lib::base);
lua.new_usertype<Vec>("Vec", "x", &Vec::x, "y", &Vec::y, "z", &Vec::z);
Vec vec;
vec.x = 1;
vec.y = 2;
vec.z = -3;
std::vector<Vec> foo;
foo.push_back(vec);
std::vector<Vec const *> bar;
bar.push_back(&vec);
lua.script(R"(
func = function(vecs)
tables and userdata and pairs and ipairs, oh my
2016-08-24 20:31:18 +08:00
for i = 1, #vecs do
vec = vecs[i]
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
print(i, ":", vec.x, vec.y, vec.z)
end
end
)");
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
REQUIRE_NOTHROW([&]{
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
lua["func"](foo);
tables and userdata and pairs and ipairs, oh my
2016-08-24 20:31:18 +08:00
lua["func"](bar);
Fix building tests with Catch v1.7.2. From the Catch docs: Please note that the THROW family of assertions expects to be passed a single expression, not a statement or series of statements. If you want to check a more complicated sequence of operations, you can use a C++11 lambda function. https://github.com/philsquared/Catch/blob/master/docs/assertions.md In current versions of Catch violating this causes a build error.
2017-02-18 10:29:55 +08:00
}());
V E T T E D Slight breaking change, but at the source level almost nothing changes (ipairs is the only thing that changes because for some reason it checks if what is passed is a table and that really doesn't make any fucking sense) Closes #195 Closes #196
2016-08-24 09:42:27 +08:00
}
TEST_CASE("containers/arbitrary-creation", "userdata and tables should be usable from standard containers") {
sol::state lua;
lua.open_libraries(sol::lib::base);
lua.set_function("test_one", test_table_return_one);
lua.set_function("test_two", test_table_return_two);
lua.set_function("test_three", test_table_return_three);
REQUIRE_NOTHROW(lua.script("a = test_one()"));
REQUIRE_NOTHROW(lua.script("b = test_two()"));
REQUIRE_NOTHROW(lua.script("c = test_three()"));
REQUIRE_NOTHROW(lua.script("assert(#a == 10, 'error')"));
REQUIRE_NOTHROW(lua.script("assert(a[3] == 3, 'error')"));
REQUIRE_NOTHROW(lua.script("assert(b.one == 1, 'error')"));
REQUIRE_NOTHROW(lua.script("assert(b.three == 3, 'error')"));
REQUIRE_NOTHROW(lua.script("assert(c.name == 'Rapptz', 'error')"));
REQUIRE_NOTHROW(lua.script("assert(c.project == 'sol', 'error')"));
sol::table a = lua.get<sol::table>("a");
sol::table b = lua.get<sol::table>("b");
sol::table c = lua.get<sol::table>("c");
REQUIRE(a.size() == 10ULL);
REQUIRE(a.get<int>(3) == 3);
REQUIRE(b.get<int>("one") == 1);
REQUIRE(b.get<int>("three") == 3);
REQUIRE(c.get<std::string>("name") == "Rapptz");
REQUIRE(c.get<std::string>("project") == "sol");
}
Referential transparency is important.
2016-09-29 07:05:26 +08:00
Heavily improve documentation and add new container functions.
2016-11-06 08:08:07 +08:00
TEST_CASE("containers/extra-functions", "make sure the manipulation functions are present and usable and working across various container types") {
sol::state lua;
lua.open_libraries();
lua.script(R"(
function g (x)
x:add(20)
end
function h (x)
x:add(20, 40)
end
function i (x)
x:clear()
end
add find method to containers to make fast lookups into set/unordered_set
2017-05-04 04:31:43 +08:00
function sf (x,v)
return x:find(v)
end
Heavily improve documentation and add new container functions.
2016-11-06 08:08:07 +08:00
)");
// Have the function we
// just defined in Lua
sol::function g = lua["g"];
sol::function h = lua["h"];
sol::function i = lua["i"];
add find method to containers to make fast lookups into set/unordered_set
2017-05-04 04:31:43 +08:00
sol::function sf = lua["sf"];
Heavily improve documentation and add new container functions.
2016-11-06 08:08:07 +08:00
// Set a global variable called
// "arr" to be a vector of 5 lements
lua["arr"] = std::vector<int>{ 2, 4, 6, 8, 10 };
Prepare for release.
2016-11-06 11:17:31 +08:00
lua["map"] = std::map<int, int>{ { 1 , 2 },{ 2, 4 },{ 3, 6 },{ 4, 8 },{ 5, 10 } };
Heavily improve documentation and add new container functions.
2016-11-06 08:08:07 +08:00
lua["set"] = std::set<int>{ 2, 4, 6, 8, 10 };
std::vector<int>& arr = lua["arr"];
std::map<int, int>& map = lua["map"];
std::set<int>& set = lua["set"];
REQUIRE(arr.size() == 5);
REQUIRE(map.size() == 5);
Prepare for release.
2016-11-06 11:17:31 +08:00
REQUIRE(set.size() == 5);
Heavily improve documentation and add new container functions.
2016-11-06 08:08:07 +08:00
g(lua["set"]);
g(lua["arr"]);
h(lua["map"]);
REQUIRE(arr.size() == 6);
REQUIRE(map.size() == 6);
REQUIRE(set.size() == 6);
add test for map
2017-05-04 04:37:23 +08:00
{
int r = sf(set, 8);
REQUIRE(r == 8);
sol::object rn = sf(set, 9);
REQUIRE(rn == sol::nil);
}
{
int r = sf(map, 3);
REQUIRE(r == 6);
sol::object rn = sf(map, 9);
REQUIRE(rn == sol::nil);
}
add find method to containers to make fast lookups into set/unordered_set
2017-05-04 04:31:43 +08:00
Heavily improve documentation and add new container functions.
2016-11-06 08:08:07 +08:00
i(lua["arr"]);
i(lua["map"]);
i(lua["set"]);
REQUIRE(arr.empty());
REQUIRE(map.empty());
REQUIRE(set.empty());
}
Referential transparency is important.
2016-09-29 07:05:26 +08:00
TEST_CASE("containers/usertype-transparency", "Make sure containers pass their arguments through transparently and push the results as references, not new values") {
class A {
public:
int a;
A(int b = 2) : a(b) {};
void func() { }
};
struct B {
B() {
for (std::size_t i = 0; i < 20; ++i) {
a_list.emplace_back(static_cast<int>(i));
}
}
std::vector<A> a_list;
};
sol::state lua;
lua.new_usertype<B>("B",
"a_list", &B::a_list
);
lua.script(R"(
b = B.new()
a_ref = b.a_list[2]
)");
B& b = lua["b"];
A& a_ref = lua["a_ref"];
REQUIRE(&b.a_list[1] == &a_ref);
REQUIRE(b.a_list[1].a == a_ref.a);
}
Fix `is_container` derp that triggered fault construction of pointer types
2016-11-08 02:52:20 +08:00
struct options {
static int livingcount;
static options* last;
options() {
++livingcount;
last = this;
INFO("constructor: " << this);
}
std::string output_help() {
last = this;
INFO("func: " << this);
return "";
}
void begin() {}
void end() {}
~options() {
last = this;
--livingcount;
}
};
options* options::last = nullptr;
int options::livingcount = 0;
struct machine {
options opt;
};
namespace sol {
template <>
struct is_container<options> : std::false_type {};
}
TEST_CASE("containers/is-container", "make sure the is_container trait behaves properly") {
sol::state lua;
lua.open_libraries();
lua.new_usertype<options>("options_type",
"output_help", &options::output_help
);
lua.new_usertype<machine>("machine_type",
"new", sol::no_constructor,
"opt", [](machine& m) { return &m.opt; },
"copy_opt", [](machine& m) { return m.opt; }
);
{
machine m;
lua["machine"] = &m;
lua.script(R"(
machine:opt():output_help()
)");
REQUIRE(options::last == &m.opt);
REQUIRE(options::livingcount == 1);
}
REQUIRE(options::livingcount == 0);
}
Fix an idiot derp in the code and stop having sleep attacks...
2016-11-15 02:42:55 +08:00
TEST_CASE("containers/readonly", "make sure readonly members are stored appropriately") {
sol::state lua;
lua.open_libraries();
struct bar {
int x = 24;
};
struct foo {
std::list<bar> seq;
};
lua.new_usertype<foo>(
"foo",
"seq", &foo::seq, // this one works
"readonly_seq", sol::readonly(&foo::seq) // this one does not work
);
lua["value"] = std::list<bar>{ {},{},{} };
lua.script(R"(
a = foo.new()
x = a.seq
a.seq = value
y = a.readonly_seq
)");
std::list<bar>& seqrefx = lua["x"];
std::list<bar>& seqrefy = lua["y"];
REQUIRE(&seqrefx == &seqrefy);
REQUIRE(seqrefx.size() == 3);
auto result = lua.do_string(R"(
a.readonly_seq = value;
)");
REQUIRE_FALSE(result.valid());
}
as_args and threading API cleanliness.
2016-11-27 02:58:06 +08:00
TEST_CASE("containers/to_args", "Test that the to_args abstractions works") {
sol::state lua;
lua.open_libraries();
lua.script("function f (a, b, c, d) print(a, b, c, d) return a, b, c, d end");
sol::function f = lua["f"];
int a, b, c, d;
std::vector<int> v2{ 3, 4 };
sol::tie(a, b, c, d) = f(1, 2, sol::as_args(v2));
REQUIRE(a == 1);
REQUIRE(b == 2);
REQUIRE(c == 3);
REQUIRE(d == 4);
std::set<int> v4{ 7, 6, 8, 5 };
sol::tie(a, b, c, d) = f(sol::as_args(v4));
REQUIRE(a == 5);
REQUIRE(b == 6);
REQUIRE(c == 7);
REQUIRE(d == 8);
int v3[] = { 10, 11, 12 };
sol::tie(a, b, c, d) = f(9, sol::as_args(v3));
REQUIRE(a == 9);
REQUIRE(b == 10);
REQUIRE(c == 11);
REQUIRE(d == 12);
}
Accidentally put a critical check inside of a SOL_SAFE_USERTYPE define... Buh.
2017-03-16 22:12:17 +08:00
TEST_CASE("containers/ipairs-test", "ensure that abstractions roundtrip properly and push nils to stop pairs / ipairs") {
struct thing {
int x = 20;
};
thing t{};
sol::state lua;
lua.open_libraries();
lua.set_function("f", [&t]() {
return std::vector<thing*>(5, &t);
});
lua.script(R"(
c = f()
)");
lua.script(R"(
check = {}
local i = 1
while c[i] do
The way exceptions are handled is borderline sadface in C++ on various platforms. I wish DLL boundaries and crap weren't so fragile.
2017-03-17 03:53:51 +08:00
check[i] = c[i]
Accidentally put a critical check inside of a SOL_SAFE_USERTYPE define... Buh.
2017-03-16 22:12:17 +08:00
i = i + 1
end
)");
sol::table c = lua["check"];
for (std::size_t i = 1; i < 6; ++i) {
thing& ct = c[i];
REQUIRE(&t == &ct);
REQUIRE(ct.x == 20);
}
}
Fixes #394
2017-04-08 20:25:49 +08:00
TEST_CASE("containers/append-idiom", "ensure the append-idiom works as intended") {
sol::state lua;
lua.open_libraries(sol::lib::base);
lua.script(
R"(
function f_fill(vec)
print("#vec in lua: " .. #vec)
for k = 1, #vec do
vec[k] = k
end
print("#vec in lua: " .. #vec)
end
function f_append(vec)
print("#vec in lua: " .. #vec)
vec[#vec] = -10456407
vec[#vec + 1] = -54
print("#vec in lua: " .. #vec)
end
)");
std::vector<int> fill_cmp{ 1, 2, 3 };
std::vector<int> append_cmp{ -1, -1, -10456407, -54 };
std::vector<int> vec1{ -1, -1, -1 };
std::vector<int> vec2{ -1, -1, -1 };
REQUIRE(vec1.size() == 3);
lua["f_fill"](vec1);
REQUIRE(vec1.size() == 3);
REQUIRE(vec1 == fill_cmp);
REQUIRE(vec2.size() == 3);
lua["f_append"](vec2);
REQUIRE(vec2.size() == 4);
REQUIRE(vec2 == append_cmp);
}
vet container_usertype and wrap for the proper traits regarding assignment and checking of said assignments update documentation with more tips and other similar things
2017-05-21 08:01:04 +08:00
TEST_CASE("containers/non_copyable", "make sure non-copyable types in containers behave properly when stored as a member variable in a bound usertype") {
struct non_copyable {
non_copyable(non_copyable&& other) noexcept = default;
non_copyable& operator=(non_copyable&& other) noexcept = default;
non_copyable(const non_copyable& other) noexcept = delete;
non_copyable& operator=(const non_copyable& other) noexcept = delete;
};
struct test {
std::vector<non_copyable> b;
test() : b() {}
test(test&&) = default;
test& operator=(test&&) = default;
test(const test&) = delete;
test& operator=(const test&) = delete;
};
SECTION("normal") {
sol::state lua;
lua.new_usertype<test>("test",
"b", sol::readonly(&test::b)
);
lua["v"] = std::vector<non_copyable>{};
REQUIRE_THROWS([&lua]() {
lua.script("t = test.new()\nt.b = v");
}());
}
SECTION("simple") {
sol::state lua;
lua.new_simple_usertype<test>("test",
"b", sol::readonly(&test::b)
);
lua["v"] = std::vector<non_copyable>{};
REQUIRE_THROWS([&lua]() {
lua.script("t = test.new()\nt.b = v");
}());
}
}
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