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F3996001
polymorph.cpp
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Created
Wed, Jul 8, 8:04 AM
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2 KB
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text/x-c++
Expires
Fri, Jul 10, 8:04 AM (1 d, 17 h)
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rXR Xreate
polymorph.cpp
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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*
* polymorph.cpp
*
* Author: pgess <v.melnychenko@xreate.org>
* Created on October 11, 2017, 8:37 PM
*/
#include "xreatemanager.h"
#include "ast.h"
#include <list>
#include "gtest/gtest.h"
#include "clasplayer.h"
using namespace std;
using namespace xreate;
using namespace std;
TEST(Polymorphs, ast1) {
xreate::XreateManager* man = xreate::XreateManager::prepare(
R"CODE(
guard:: a {
test = function:: int {0}
}
guard:: b {
test = function:: int {1}
}
main = function:: int; entry { test() }
)CODE");
const std::list<ManagedFnPtr>& specs = man->root->getFunctionSpecializations("test");
ASSERT_EQ(2, specs.size());
auto itSpecs = specs.begin();
ASSERT_EQ("a", (*itSpecs)->guard.getValueString());
itSpecs++;
ASSERT_EQ("b", (*itSpecs)->guard.getValueString());
}
TEST(Polymorphs, StaticCall1) {
xreate::details::tier1::XreateManager* man = xreate::details::tier1::XreateManager::prepare(
R"CODE(
import raw("scripts/dfa/polymorphism.lp").
guard:: a {
test = function:: int {0}
}
guard:: b {
test = function:: int {1}
}
main = function:: int; entry { test()::int; callguard(b);dfa_polym(ret)}
)CODE");
man->analyse();
int (*main)() = (int (*)()) man->run();
ASSERT_EQ(1, main());
}
TEST(Polymorphs, LateCall1){
Attachments::init<LateBinding>();
xreate::details::tier1::XreateManager* man = xreate::details::tier1::XreateManager::prepare(
R"CODE(
guard:: a {
test = function:: int {0}
}
guard:: b {
test = function:: int {1}
}
main = function:: int; entry{
key = 0:: int; _guard.
if (key == 0)::int {
test()::int; dfa_polym(late)
} else {0}
}
)CODE");
man->clasp->addRawScript(
R"RULE(
late(SymbRet, list(SymbGuard), list(a), dfa_callguard(a)):-
bind(SymbRet, dfa_polym(late));
bind(SymbGuard, _guard).
late(SymbRet, list(SymbGuard), list(b), dfa_callguard(b)):-
bind(SymbRet, dfa_polym(late));
bind(SymbGuard, _guard).
)RULE");
man->analyse();
CodeScope* scopeMainBody = man->root->findFunction("main")->getEntryScope();
Symbol symbKey = Symbol{scopeMainBody->getSymbol("key"), scopeMainBody};
Attachments::put<LateBinding>(symbKey, Expression(Operator::CALL, {Atom<Identifier_t>("b")}));
int (*main)() = (int (*)()) man->run();
ASSERT_EQ(1, main());
}
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