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/******************************************************************************
* Top contributors (to current version):
* Aina Niemetz, Christopher L. Conway, Tim King
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* Black box testing of cvc5::parser::ParserBuilder.
*/
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fstream>
#include <iostream>
#include "api/cpp/cvc5.h"
#include "expr/symbol_manager.h"
#include "options/language.h"
#include "parser/parser.h"
#include "parser/parser_builder.h"
#include "test_api.h"
namespace cvc5 {
using namespace parser;
namespace test {
class TestParseBlackParserBuilder : public TestApi
{
protected:
void SetUp() override { d_symman.reset(new SymbolManager(&d_solver)); }
void checkEmptyInput(Parser* parser)
{
api::Term e = parser->nextExpression();
ASSERT_TRUE(e.isNull());
}
void checkTrueInput(Parser* parser)
{
api::Term e = parser->nextExpression();
ASSERT_EQ(e, d_solver.mkTrue());
e = parser->nextExpression();
ASSERT_TRUE(e.isNull());
}
char* mkTemp()
{
char* filename = strdup("/tmp/testinput.XXXXXX");
int32_t fd = mkstemp(filename);
if (fd == -1) return nullptr;
close(fd);
return filename;
}
std::unique_ptr<SymbolManager> d_symman;
};
TEST_F(TestParseBlackParserBuilder, empty_file_input)
{
char* filename = mkTemp();
ASSERT_NE(filename, nullptr);
std::unique_ptr<Parser> parser(ParserBuilder(&d_solver, d_symman.get(), false)
.withInputLanguage("LANG_CVC")
.build());
parser->setInput(Input::newFileInput("LANG_CVC", filename, false));
checkEmptyInput(parser.get());
remove(filename);
free(filename);
}
TEST_F(TestParseBlackParserBuilder, simple_file_input)
{
char* filename = mkTemp();
std::fstream fs(filename, std::fstream::out);
fs << "TRUE" << std::endl;
fs.close();
std::unique_ptr<Parser> parser(ParserBuilder(&d_solver, d_symman.get(), false)
.withInputLanguage("LANG_CVC")
.build());
parser->setInput(Input::newFileInput("LANG_CVC", filename, false));
checkTrueInput(parser.get());
remove(filename);
free(filename);
}
TEST_F(TestParseBlackParserBuilder, empty_string_input)
{
std::unique_ptr<Parser> parser(ParserBuilder(&d_solver, d_symman.get(), false)
.withInputLanguage("LANG_CVC")
.build());
parser->setInput(Input::newStringInput("LANG_CVC", "", "foo"));
checkEmptyInput(parser.get());
}
TEST_F(TestParseBlackParserBuilder, true_string_input)
{
std::unique_ptr<Parser> parser(ParserBuilder(&d_solver, d_symman.get(), false)
.withInputLanguage("LANG_CVC")
.build());
parser->setInput(Input::newStringInput("LANG_CVC", "TRUE", "foo"));
checkTrueInput(parser.get());
}
TEST_F(TestParseBlackParserBuilder, empty_stream_input)
{
std::stringstream ss("", std::ios_base::in);
std::unique_ptr<Parser> parser(ParserBuilder(&d_solver, d_symman.get(), false)
.withInputLanguage("LANG_CVC")
.build());
parser->setInput(Input::newStreamInput("LANG_CVC", ss, "foo"));
checkEmptyInput(parser.get());
}
TEST_F(TestParseBlackParserBuilder, true_stream_input)
{
std::stringstream ss("TRUE", std::ios_base::in);
std::unique_ptr<Parser> parser(ParserBuilder(&d_solver, d_symman.get(), false)
.withInputLanguage("LANG_CVC")
.build());
parser->setInput(Input::newStreamInput("LANG_CVC", ss, "foo"));
checkTrueInput(parser.get());
}
} // namespace test
} // namespace cvc5
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