diff options
Diffstat (limited to 'deps/sol2/tests/runtime_tests/source/tables.traversal.cpp')
| -rw-r--r-- | deps/sol2/tests/runtime_tests/source/tables.traversal.cpp | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/deps/sol2/tests/runtime_tests/source/tables.traversal.cpp b/deps/sol2/tests/runtime_tests/source/tables.traversal.cpp new file mode 100644 index 0000000..94b2085 --- /dev/null +++ b/deps/sol2/tests/runtime_tests/source/tables.traversal.cpp @@ -0,0 +1,202 @@ +// sol3
+
+// The MIT License (MIT)
+
+// Copyright (c) 2013-2019 Rapptz, ThePhD and contributors
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+#include "sol_test.hpp"
+
+#include <catch.hpp>
+
+TEST_CASE("tables/for_each", "Testing the use of for_each to get values from a lua table") {
+ sol::state lua;
+ lua.open_libraries(sol::lib::base);
+
+ lua.safe_script(
+ "arr = {\n"
+ "[0] = \"Hi\",\n"
+ "[1] = 123.45,\n"
+ "[2] = \"String value\",\n"
+ // Does nothing
+ //"[3] = nil,\n"
+ //"[nil] = 3,\n"
+ "[\"WOOF\"] = 123,\n"
+ "}");
+ sol::table tbl = lua["arr"];
+ std::size_t tablesize = 4;
+ std::size_t iterations = 0;
+ auto fx = [&iterations](sol::object key, sol::object value) {
+ ++iterations;
+ sol::type keytype = key.get_type();
+ switch (keytype) {
+ case sol::type::number:
+ switch (key.as<int>()) {
+ case 0:
+ REQUIRE((value.as<std::string>() == "Hi"));
+ break;
+ case 1:
+ REQUIRE((value.as<double>() == 123.45));
+ break;
+ case 2:
+ REQUIRE((value.as<std::string>() == "String value"));
+ break;
+ case 3:
+ REQUIRE((value.is<sol::lua_nil_t>()));
+ break;
+ }
+ break;
+ case sol::type::string:
+ if (key.as<std::string>() == "WOOF") {
+ REQUIRE((value.as<double>() == 123));
+ }
+ break;
+ case sol::type::lua_nil:
+ REQUIRE((value.as<double>() == 3));
+ break;
+ default:
+ break;
+ }
+ };
+ auto fxpair = [&fx](std::pair<sol::object, sol::object> kvp) { fx(kvp.first, kvp.second); };
+ tbl.for_each(fx);
+ REQUIRE(iterations == tablesize);
+
+ iterations = 0;
+ tbl.for_each(fxpair);
+ REQUIRE(iterations == tablesize);
+}
+
+TEST_CASE("tables/for_each empty", "empty tables should not crash") {
+ sol::state lua;
+ lua.open_libraries(sol::lib::base);
+
+ lua.safe_script("arr = {}");
+ sol::table tbl = lua["arr"];
+ REQUIRE(tbl.empty());
+ std::size_t tablesize = 0;
+ std::size_t iterations = 0;
+ auto fx = [&iterations](sol::object key, sol::object value) {
+ ++iterations;
+ sol::type keytype = key.get_type();
+ switch (keytype) {
+ case sol::type::number:
+ switch (key.as<int>()) {
+ case 0:
+ REQUIRE((value.as<std::string>() == "Hi"));
+ break;
+ case 1:
+ REQUIRE((value.as<double>() == 123.45));
+ break;
+ case 2:
+ REQUIRE((value.as<std::string>() == "String value"));
+ break;
+ case 3:
+ REQUIRE((value.is<sol::lua_nil_t>()));
+ break;
+ }
+ break;
+ case sol::type::string:
+ if (key.as<std::string>() == "WOOF") {
+ REQUIRE((value.as<double>() == 123));
+ }
+ break;
+ case sol::type::lua_nil:
+ REQUIRE((value.as<double>() == 3));
+ break;
+ default:
+ break;
+ }
+ };
+ auto fxpair = [&fx](std::pair<sol::object, sol::object> kvp) { fx(kvp.first, kvp.second); };
+ tbl.for_each(fx);
+ REQUIRE(iterations == tablesize);
+
+ iterations = 0;
+ tbl.for_each(fxpair);
+ REQUIRE(iterations == tablesize);
+
+ iterations = 0;
+ for (const auto& kvp : tbl) {
+ fxpair(kvp);
+ ++iterations;
+ }
+ REQUIRE(iterations == tablesize);
+}
+
+TEST_CASE("tables/iterators", "Testing the use of iteratrs to get values from a lua table") {
+ sol::state lua;
+ lua.open_libraries(sol::lib::base);
+
+ lua.safe_script(
+ "arr = {\n"
+ "[0] = \"Hi\",\n"
+ "[1] = 123.45,\n"
+ "[2] = \"String value\",\n"
+ // Does nothing
+ //"[3] = nil,\n"
+ //"[nil] = 3,\n"
+ "[\"WOOF\"] = 123,\n"
+ "}");
+ sol::table tbl = lua["arr"];
+ std::size_t tablesize = 4;
+ std::size_t iterations = 0;
+
+ int begintop = 0;
+ int endtop = 0;
+ {
+ test_stack_guard s(lua.lua_state(), begintop, endtop);
+ for (auto& kvp : tbl) {
+ [&iterations](sol::object key, sol::object value) {
+ ++iterations;
+ sol::type keytype = key.get_type();
+ switch (keytype) {
+ case sol::type::number:
+ switch (key.as<int>()) {
+ case 0:
+ REQUIRE((value.as<std::string>() == "Hi"));
+ break;
+ case 1:
+ REQUIRE((value.as<double>() == 123.45));
+ break;
+ case 2:
+ REQUIRE((value.as<std::string>() == "String value"));
+ break;
+ case 3:
+ REQUIRE((value.is<sol::lua_nil_t>()));
+ break;
+ }
+ break;
+ case sol::type::string:
+ if (key.as<std::string>() == "WOOF") {
+ REQUIRE((value.as<double>() == 123));
+ }
+ break;
+ case sol::type::lua_nil:
+ REQUIRE((value.as<double>() == 3));
+ break;
+ default:
+ break;
+ }
+ }(kvp.first, kvp.second);
+ }
+ }
+ REQUIRE(begintop == endtop);
+ REQUIRE(iterations == tablesize);
+}
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