mirror of
https://github.com/ThePhD/sol2.git
synced 2024-03-22 13:10:44 +08:00
57681ab4cd
Need to begin wrok to fix wstring_convert and replace it with some decent UTF conversion algos. It's surprisingly difficult tof ind such... Fixes #572 Fixes #569 Fixes #567
519 lines
13 KiB
C++
519 lines
13 KiB
C++
// sol2
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// The MIT License (MIT)
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// Copyright (c) 2013-2017 Rapptz, ThePhD and contributors
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#include "test_sol.hpp"
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#include <catch.hpp>
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#include <algorithm>
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#include <numeric>
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#include <iostream>
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TEST_CASE("operators/default", "test that generic equality operators and all sorts of equality tests can be used") {
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struct T {};
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struct U {
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int a;
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U(int x = 20)
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: a(x) {
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}
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bool operator==(const U& r) {
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return a == r.a;
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}
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};
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struct V {
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int a;
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V(int x = 20)
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: a(x) {
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}
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bool operator==(const V& r) const {
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return a == r.a;
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}
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};
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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T t1;
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T& t2 = t1;
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T t3;
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U u1;
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U u2{ 30 };
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U u3;
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U v1;
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U v2{ 30 };
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U v3;
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lua["t1"] = &t1;
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lua["t2"] = &t2;
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lua["t3"] = &t3;
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lua["u1"] = &u1;
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lua["u2"] = &u2;
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lua["u3"] = &u3;
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lua["v1"] = &v1;
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lua["v2"] = &v2;
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lua["v3"] = &v3;
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SECTION("plain") {
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// Can only compare identity here
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{
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auto result1 = lua.safe_script("assert(t1 == t1)"
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"assert(t2 == t2)"
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"assert(t3 == t3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(t1 == t2)"
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"assert(not (t1 == t3))"
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"assert(not (t2 == t3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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// Object should compare equal to themselves
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// (and not invoke operator==; pointer test should be sufficient)
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{
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auto result1 = lua.safe_script("assert(u1 == u1)"
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"assert(u2 == u2)"
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"assert(u3 == u3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(not (u1 == u2))"
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"assert(u1 == u3)"
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"assert(not (u2 == u3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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// Object should compare equal to themselves
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// (and not invoke operator==; pointer test should be sufficient)
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{
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auto result1 = lua.safe_script("assert(v1 == v1)"
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"assert(v2 == v2)"
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"assert(v3 == v3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(not (v1 == v2))"
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"assert(v1 == v3)"
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"assert(not (v2 == v3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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}
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SECTION("regular") {
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lua.new_usertype<T>("T");
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lua.new_usertype<U>("U");
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lua.new_usertype<V>("V");
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// Can only compare identity here
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{
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auto result1 = lua.safe_script("assert(t1 == t1)"
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"assert(t2 == t2)"
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"assert(t3 == t3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(t1 == t2)"
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"assert(not (t1 == t3))"
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"assert(not (t2 == t3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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// Object should compare equal to themselves
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// (and not invoke operator==; pointer test should be sufficient)
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{
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auto result1 = lua.safe_script("assert(u1 == u1)"
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"assert(u2 == u2)"
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"assert(u3 == u3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(not (u1 == u2))"
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"assert(u1 == u3)"
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"assert(not (u2 == u3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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// Object should compare equal to themselves
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// (and not invoke operator==; pointer test should be sufficient)
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{
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auto result1 = lua.safe_script("assert(v1 == v1)"
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"assert(v2 == v2)"
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"assert(v3 == v3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(not (v1 == v2))"
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"assert(v1 == v3)"
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"assert(not (v2 == v3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<T>("T");
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lua.new_simple_usertype<U>("U");
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lua.new_simple_usertype<V>("V");
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// Can only compare identity here
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{
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auto result1 = lua.safe_script("assert(t1 == t1)"
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"assert(t2 == t2)"
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"assert(t3 == t3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(t1 == t2)"
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"assert(not (t1 == t3))"
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"assert(not (t2 == t3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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// Object should compare equal to themselves
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// (and not invoke operator==; pointer test should be sufficient)
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{
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auto result1 = lua.safe_script("assert(u1 == u1)"
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"assert(u2 == u2)"
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"assert(u3 == u3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(not (u1 == u2))"
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"assert(u1 == u3)"
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"assert(not (u2 == u3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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// Object should compare equal to themselves
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// (and not invoke operator==; pointer test should be sufficient)
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{
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auto result1 = lua.safe_script("assert(v1 == v1)"
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"assert(v2 == v2)"
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"assert(v3 == v3)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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{
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auto result1 = lua.safe_script("assert(not (v1 == v2))"
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"assert(v1 == v3)"
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"assert(not (v2 == v3))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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}
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}
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}
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TEST_CASE("operators/call", "test call operator generation") {
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struct callable {
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int operator()(int a, std::string b) {
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return a + static_cast<int>(b.length());
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}
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};
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua.set("obj", callable());
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auto result1 = lua.safe_script("v = obj(2, 'bark woof')", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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int v = lua["v"];
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REQUIRE(v == 11);
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}
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}
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SECTION("regular") {
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lua.new_usertype<callable>("callable");
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{
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auto result1 = lua.safe_script("obj = callable.new()\n"
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"v = obj(2, 'bark woof')", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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int v = lua["v"];
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REQUIRE(v == 11);
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<callable>("callable");
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{
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lua.safe_script("obj = callable.new()");
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lua.safe_script("v = obj(2, 'bark woof')");
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int v = lua["v"];
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REQUIRE(v == 11);
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}
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}
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}
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struct stringable {
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static const void* last_print_ptr;
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};
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const void* stringable::last_print_ptr = nullptr;
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std::ostream& operator<<(std::ostream& ostr, const stringable& o) {
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stringable::last_print_ptr = static_cast<const void*>(&o);
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return ostr << "{ stringable, std::ostream! }";
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}
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struct adl_stringable {
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static const void* last_print_ptr;
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};
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const void* adl_stringable::last_print_ptr = nullptr;
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std::string to_string(const adl_stringable& o) {
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adl_stringable::last_print_ptr = static_cast<const void*>(&o);
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return "{ adl_stringable, to_string! }";
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}
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namespace inside {
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struct adl_stringable2 {
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static const void* last_print_ptr;
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};
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const void* adl_stringable2::last_print_ptr = nullptr;
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std::string to_string(const adl_stringable2& o) {
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adl_stringable2::last_print_ptr = static_cast<const void*>(&o);
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return "{ inside::adl_stringable2, inside::to_string! }";
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}
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} // namespace inside
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struct member_stringable {
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static const void* last_print_ptr;
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std::string to_string() const {
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member_stringable::last_print_ptr = static_cast<const void*>(this);
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return "{ member_stringable, to_string! }";
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}
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};
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const void* member_stringable::last_print_ptr = nullptr;
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TEST_CASE("operators/stringable", "test std::ostream stringability") {
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua["obj"] = stringable();
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auto result1 = lua.safe_script("print(obj)", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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stringable& obj = lua["obj"];
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REQUIRE(stringable::last_print_ptr == &obj);
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}
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}
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SECTION("regular") {
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lua.new_usertype<stringable>("stringable");
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{
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auto result1 = lua.safe_script(R"(obj = stringable.new()
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print(obj) )", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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stringable& obj = lua["obj"];
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REQUIRE(stringable::last_print_ptr == &obj);
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<stringable>("stringable");
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{
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auto result1 = lua.safe_script(R"(obj = stringable.new()
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print(obj))", sol::script_pass_on_error);
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REQUIRE(result1.valid());
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stringable& obj = lua["obj"];
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REQUIRE(stringable::last_print_ptr == &obj);
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}
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}
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}
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TEST_CASE("operators/adl_stringable", "test adl to_string stringability") {
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua["obj"] = adl_stringable();
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lua.safe_script("print(obj)");
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adl_stringable& obj = lua["obj"];
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REQUIRE(adl_stringable::last_print_ptr == &obj);
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}
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}
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SECTION("regular") {
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lua.new_usertype<adl_stringable>("stringable");
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{
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lua["obj"] = adl_stringable();
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lua.safe_script("print(obj)");
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adl_stringable& obj = lua["obj"];
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REQUIRE(adl_stringable::last_print_ptr == &obj);
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<adl_stringable>("stringable");
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{
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lua.safe_script("obj = stringable.new()");
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lua.safe_script("print(obj)");
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adl_stringable& obj = lua["obj"];
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REQUIRE(adl_stringable::last_print_ptr == &obj);
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}
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}
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}
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TEST_CASE("operators/inside::adl_stringable2", "test adl to_string stringability from inside a namespace") {
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua["obj"] = inside::adl_stringable2();
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lua.safe_script("print(obj)");
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inside::adl_stringable2& obj = lua["obj"];
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REQUIRE(inside::adl_stringable2::last_print_ptr == &obj);
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}
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}
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SECTION("regular") {
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lua.new_usertype<inside::adl_stringable2>("stringable");
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{
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lua.safe_script("obj = stringable.new()");
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lua.safe_script("print(obj)");
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inside::adl_stringable2& obj = lua["obj"];
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REQUIRE(inside::adl_stringable2::last_print_ptr == &obj);
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<inside::adl_stringable2>("stringable");
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{
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lua.safe_script("obj = stringable.new()");
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lua.safe_script("print(obj)");
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inside::adl_stringable2& obj = lua["obj"];
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REQUIRE(inside::adl_stringable2::last_print_ptr == &obj);
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}
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}
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}
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TEST_CASE("operators/member_stringable", "test member to_string stringability") {
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua["obj"] = member_stringable();
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lua.safe_script("print(obj)");
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member_stringable& obj = lua["obj"];
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REQUIRE(member_stringable::last_print_ptr == &obj);
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}
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}
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SECTION("regular") {
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lua.new_usertype<member_stringable>("stringable");
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{
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lua.safe_script("obj = stringable.new()");
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lua.safe_script("print(obj)");
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member_stringable& obj = lua["obj"];
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REQUIRE(member_stringable::last_print_ptr == &obj);
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<member_stringable>("stringable");
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{
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lua.safe_script("obj = stringable.new()");
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lua.safe_script("print(obj)");
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member_stringable& obj = lua["obj"];
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REQUIRE(member_stringable::last_print_ptr == &obj);
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}
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}
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}
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TEST_CASE("operators/container-like", "test that generic begin/end and iterator are automatically bound") {
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#if SOL_LUA_VERSION > 501
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struct container {
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typedef int* iterator;
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typedef int value_type;
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value_type values[10];
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container() {
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std::iota(begin(), end(), 1);
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}
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iterator begin() {
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return &values[0];
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}
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iterator end() {
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return &values[0] + 10;
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}
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};
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua["obj"] = container();
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lua.safe_script("i = 0 for k, v in pairs(obj) do i = i + 1 assert(k == v) end");
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std::size_t i = lua["i"];
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REQUIRE(i == 10);
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}
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}
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SECTION("regular") {
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lua.new_usertype<container>("container");
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{
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lua.safe_script("obj = container.new()");
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lua.safe_script("i = 0 for k, v in pairs(obj) do i = i + 1 assert(k == v) end");
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std::size_t i = lua["i"];
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REQUIRE(i == 10);
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}
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}
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SECTION("simple") {
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lua.new_simple_usertype<container>("container");
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{
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lua.safe_script("obj = container.new()");
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lua.safe_script("i = 0 for k, v in pairs(obj) do i = i + 1 assert(k == v) end");
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std::size_t i = lua["i"];
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REQUIRE(i == 10);
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}
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}
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#else
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SUCCEED("");
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#endif
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}
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TEST_CASE("operators/length", "test that size is automatically bound to the length operator") {
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struct sizable {
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std::size_t size() const {
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return 6;
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}
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};
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sol::state lua;
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lua.open_libraries(sol::lib::base);
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SECTION("plain") {
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{
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lua["obj"] = sizable();
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lua.safe_script("s = #obj");
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std::size_t s = lua["s"];
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REQUIRE(s == 6);
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}
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}
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SECTION("regular") {
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lua.new_usertype<sizable>("sizable");
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{
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lua.safe_script("obj = sizable.new()");
|
|
lua.safe_script("s = #obj");
|
|
std::size_t s = lua["s"];
|
|
REQUIRE(s == 6);
|
|
}
|
|
}
|
|
SECTION("simple") {
|
|
lua.new_simple_usertype<sizable>("sizable");
|
|
{
|
|
lua.safe_script("obj = sizable.new()");
|
|
lua.safe_script("s = #obj");
|
|
std::size_t s = lua["s"];
|
|
REQUIRE(s == 6);
|
|
}
|
|
}
|
|
}
|