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/****************************************************************************** |
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* Top contributors (to current version): |
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* Aina Niemetz, Christopher L. Conway, Andrew Reynolds |
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* |
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* This file is part of the cvc5 project. |
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* |
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* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS |
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* in the top-level source directory and their institutional affiliations. |
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* All rights reserved. See the file COPYING in the top-level source |
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* directory for licensing information. |
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* **************************************************************************** |
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* |
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* Black box testing of cvc5::InteractiveShell. |
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*/ |
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#include <sstream> |
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#include <vector> |
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#include "api/cpp/cvc5.h" |
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#include "expr/symbol_manager.h" |
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#include "main/interactive_shell.h" |
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#include "options/base_options.h" |
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#include "options/language.h" |
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#include "options/options.h" |
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#include "parser/parser_builder.h" |
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#include "smt/command.h" |
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#include "test.h" |
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namespace cvc5 { |
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namespace test { |
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class TestMainBlackInteractiveShell : public TestInternal |
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{ |
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protected: |
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void SetUp() override |
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{ |
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TestInternal::SetUp(); |
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d_sin.reset(new std::stringstream); |
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d_sout.reset(new std::stringstream); |
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d_options.set(options::in, d_sin.get()); |
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d_options.set(options::out, d_sout.get()); |
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d_options.set(options::inputLanguage, language::input::LANG_CVC); |
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d_solver.reset(new cvc5::api::Solver(&d_options)); |
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d_symman.reset(new SymbolManager(d_solver.get())); |
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} |
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void TearDown() override |
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{ |
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d_sin.reset(nullptr); |
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d_sout.reset(nullptr); |
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// ensure that symbol manager is destroyed before solver |
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d_symman.reset(nullptr); |
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d_solver.reset(nullptr); |
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} |
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/** |
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* Read up to maxCommands+1 from the shell and throw an assertion error if |
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* it's fewer than minCommands and more than maxCommands. Note that an |
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* empty string followed by EOF may be returned as an empty command, and |
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* not NULL (subsequent calls to readCommand() should return NULL). E.g., |
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* "CHECKSAT;\n" may return two commands: the CHECKSAT, followed by an |
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* empty command, followed by NULL. |
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*/ |
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void countCommands(InteractiveShell& shell, |
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uint32_t minCommands, |
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uint32_t maxCommands) |
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{ |
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Command* cmd; |
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uint32_t n = 0; |
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while (n <= maxCommands && (cmd = shell.readCommand()) != NULL) |
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{ |
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++n; |
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delete cmd; |
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} |
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ASSERT_LE(n, maxCommands); |
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ASSERT_GE(n, minCommands); |
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} |
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std::unique_ptr<std::stringstream> d_sin; |
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std::unique_ptr<std::stringstream> d_sout; |
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std::unique_ptr<SymbolManager> d_symman; |
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std::unique_ptr<cvc5::api::Solver> d_solver; |
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Options d_options; |
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}; |
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TEST_F(TestMainBlackInteractiveShell, assert_true) |
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{ |
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*d_sin << "ASSERT TRUE;\n" << std::flush; |
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InteractiveShell shell(d_solver.get(), d_symman.get()); |
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countCommands(shell, 1, 1); |
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} |
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TEST_F(TestMainBlackInteractiveShell, query_false) |
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{ |
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*d_sin << "QUERY FALSE;\n" << std::flush; |
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InteractiveShell shell(d_solver.get(), d_symman.get()); |
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countCommands(shell, 1, 1); |
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} |
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TEST_F(TestMainBlackInteractiveShell, def_use1) |
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{ |
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InteractiveShell shell(d_solver.get(), d_symman.get()); |
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*d_sin << "x : REAL; ASSERT x > 0;\n" << std::flush; |
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/* readCommand may return a sequence, so we can't say for sure |
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whether it will return 1 or 2... */ |
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countCommands(shell, 1, 2); |
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} |
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TEST_F(TestMainBlackInteractiveShell, def_use2) |
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{ |
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InteractiveShell shell(d_solver.get(), d_symman.get()); |
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/* readCommand may return a sequence, see above. */ |
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*d_sin << "x : REAL;\n" << std::flush; |
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Command* tmp = shell.readCommand(); |
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*d_sin << "ASSERT x > 0;\n" << std::flush; |
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countCommands(shell, 1, 1); |
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delete tmp; |
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} |
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TEST_F(TestMainBlackInteractiveShell, empty_line) |
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{ |
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InteractiveShell shell(d_solver.get(), d_symman.get()); |
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*d_sin << std::flush; |
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countCommands(shell, 0, 0); |
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} |
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TEST_F(TestMainBlackInteractiveShell, repeated_empty_lines) |
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{ |
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*d_sin << "\n\n\n"; |
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InteractiveShell shell(d_solver.get(), d_symman.get()); |
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/* Might return up to four empties, might return nothing */ |
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countCommands(shell, 0, 3); |
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} |
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} // namespace test |
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} // namespace cvc5 |