88 lines
2.1 KiB
C++
88 lines
2.1 KiB
C++
// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
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#include "Luau/Symbol.h"
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#include "Luau/Ast.h"
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#include "Fixture.h"
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#include "doctest.h"
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using namespace Luau;
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TEST_SUITE_BEGIN("SymbolTests");
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TEST_CASE("equality_and_hashing_of_globals")
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{
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std::string s1 = "name";
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std::string s2 = "name";
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// These two names point to distinct memory areas.
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AstName one{s1.data()};
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AstName two{s2.data()};
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Symbol n1{one};
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Symbol n2{two};
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CHECK(n1 == n1);
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CHECK(n1 == n2);
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CHECK(n2 == n2);
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CHECK_EQ(std::hash<Symbol>()(one), std::hash<Symbol>()(one));
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CHECK_EQ(std::hash<Symbol>()(one), std::hash<Symbol>()(two));
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CHECK_EQ(std::hash<Symbol>()(two), std::hash<Symbol>()(two));
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std::unordered_map<Symbol, int> theMap;
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theMap[n1] = 5;
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theMap[n2] = 1;
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REQUIRE_EQ(1, theMap.size());
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}
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TEST_CASE("equality_and_hashing_of_locals")
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{
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std::string s1 = "name";
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std::string s2 = "name";
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// These two names point to distinct memory areas.
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AstLocal one{AstName{s1.data()}, Location(), nullptr, 0, 0, nullptr};
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AstLocal two{AstName{s2.data()}, Location(), &one, 0, 0, nullptr};
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Symbol n1{&one};
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Symbol n2{&two};
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CHECK(n1 == n1);
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CHECK(n1 != n2);
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CHECK(n2 == n2);
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CHECK_EQ(std::hash<Symbol>()(&one), std::hash<Symbol>()(&one));
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CHECK_NE(std::hash<Symbol>()(&one), std::hash<Symbol>()(&two));
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CHECK_EQ(std::hash<Symbol>()(&two), std::hash<Symbol>()(&two));
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std::unordered_map<Symbol, int> theMap;
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theMap[n1] = 5;
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theMap[n2] = 1;
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REQUIRE_EQ(2, theMap.size());
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}
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TEST_CASE("equality_of_empty_symbols")
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{
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ScopedFastFlag sff{"DebugLuauDeferredConstraintResolution", true};
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std::string s1 = "name";
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std::string s2 = "name";
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AstName one{s1.data()};
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AstLocal two{AstName{s2.data()}, Location(), nullptr, 0, 0, nullptr};
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Symbol global{one};
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Symbol local{&two};
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Symbol empty1{};
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Symbol empty2{};
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CHECK(empty1 != global);
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CHECK(empty1 != local);
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CHECK(empty1 == empty2);
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}
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TEST_SUITE_END();
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