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cvc5/test/unit/api/java/InputParserTest.java
Mathias Preiner f19f42f377 Update copyright headers, add missing header documentation. (#11990)
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Java

/******************************************************************************
* Top contributors (to current version):
* Mudathir Mohamed, Andrew Reynolds, Aina Niemetz
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2025 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 InputParser SMT-LIbv2 inputs.
*/
package tests;
import static org.junit.jupiter.api.Assertions.*;
import io.github.cvc5.*;
import io.github.cvc5.modes.*;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
class InputParserTest extends ParserTest
{
Command parseLogicCommand(InputParser p, String logic)
{
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
p.appendIncrementalStringInput("(set-logic " + logic + ")\n");
return p.nextCommand();
}
@Test
void getSolver()
{
InputParser p = new InputParser(d_solver);
assertEquals(p.getSolver(), d_solver);
}
@Test
void getSymbolManager()
{
InputParser p = new InputParser(d_solver);
// a symbol manager is allocated
assertNotEquals(p.getSymbolManager(), null);
InputParser p2 = new InputParser(d_solver, d_symman);
assertEquals(p2.getSymbolManager(), d_symman);
}
@Test
void setFileInput()
{
InputParser p = new InputParser(d_solver);
assertThrows(CVC5ParserException.class,
() -> p.setFileInput(InputLanguage.SMT_LIB_2_6, "nonexistent.smt2"));
}
@Test
void setAndAppendIncrementalStringInput()
{
InputParser p = new InputParser(d_solver);
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
p.appendIncrementalStringInput("(set-logic ALL)");
p.appendIncrementalStringInput("(declare-fun a () Bool)");
p.appendIncrementalStringInput("(declare-fun b () Int)");
final Command cmd1 = p.nextCommand();
assertNotEquals(cmd1.isNull(), true);
assertDoesNotThrow(() -> cmd1.invoke(d_solver, d_symman));
final Command cmd2 = p.nextCommand();
assertNotEquals(cmd2.isNull(), true);
assertDoesNotThrow(() -> cmd2.invoke(d_solver, d_symman));
final Command cmd3 = p.nextCommand();
assertNotEquals(cmd3.isNull(), true);
assertDoesNotThrow(() -> cmd3.invoke(d_solver, d_symman));
}
@Test
void setAndAppendIncrementalStringInputInterleave()
{
InputParser p = new InputParser(d_solver);
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
p.appendIncrementalStringInput("(set-logic ALL)");
final Command cmd1 = p.nextCommand();
assertNotEquals(cmd1.isNull(), true);
assertDoesNotThrow(() -> cmd1.invoke(d_solver, d_symman));
p.appendIncrementalStringInput("(declare-fun a () Bool)");
final Command cmd2 = p.nextCommand();
assertNotEquals(cmd2.isNull(), true);
assertDoesNotThrow(() -> cmd2.invoke(d_solver, d_symman));
p.appendIncrementalStringInput("(declare-fun b () Int)");
final Command cmd3 = p.nextCommand();
assertNotEquals(cmd3.isNull(), true);
assertDoesNotThrow(() -> cmd3.invoke(d_solver, d_symman));
}
@Test
void appendIncrementalNoSet()
{
InputParser p = new InputParser(d_solver);
assertThrows(CVC5ApiException.class, () -> p.appendIncrementalStringInput("(set-logic ALL)"));
}
@Test
void setStringInput()
{
InputParser p = new InputParser(d_solver);
p.setStringInput(InputLanguage.SMT_LIB_2_6, "(set-logic ALL)", "input_parser_black");
final Command cmd1 = p.nextCommand();
assertNotEquals(cmd1.isNull(), true);
assertDoesNotThrow(() -> cmd1.invoke(d_solver, d_symman));
final Command cmd2 = p.nextCommand();
assertEquals(cmd2.isNull(), true);
}
@Test
void nextCommand()
{
InputParser p = new InputParser(d_solver);
assertThrows(CVC5ApiException.class, () -> p.nextCommand());
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
p.appendIncrementalStringInput("");
Command cmd = p.nextCommand();
assertEquals(cmd.isNull(), true);
}
@Test
void nextCommandNoInput()
{
InputParser p = new InputParser(d_solver);
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
Command cmd = p.nextCommand();
assertEquals(cmd.isNull(), true);
Term t = p.nextTerm();
assertEquals(t.isNull(), true);
}
@Test
void nextTerm()
{
InputParser p = new InputParser(d_solver);
assertThrows(CVC5ApiException.class, () -> p.nextTerm());
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
p.appendIncrementalStringInput("");
assertEquals(p.nextTerm().isNull(), true);
}
@Test
void nextTerm2()
{
InputParser p = new InputParser(d_solver, d_symman);
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
// parse a declaration command
p.appendIncrementalStringInput("(declare-fun a () Int)\n");
final Command cmd1 = p.nextCommand();
assertNotEquals(cmd1.isNull(), true);
assertDoesNotThrow(() -> cmd1.invoke(d_solver, d_symman));
// now parse some terms
p.appendIncrementalStringInput("45\n");
assertDoesNotThrow(() -> {
Term t = p.nextTerm();
assertEquals(t.isNull(), false);
});
p.appendIncrementalStringInput("(+ a 1)\n");
assertDoesNotThrow(() -> {
Term t = p.nextTerm();
assertEquals(t.isNull(), false);
assertEquals(t.getKind(), Kind.ADD);
});
p.appendIncrementalStringInput("(+ b 1)\n");
assertThrows(CVC5ParserException.class, () -> { Term t = p.nextTerm(); });
}
@Test
void multipleParsers() throws CVC5ApiException
{
InputParser p = new InputParser(d_solver, d_symman);
// set a logic for the parser
Command cmd = parseLogicCommand(p, "QF_LIA");
assertDoesNotThrow(() -> cmd.invoke(d_solver, d_symman));
assertEquals(d_solver.isLogicSet(), true);
assertEquals(d_solver.getLogic(), "QF_LIA");
assertEquals(d_symman.isLogicSet(), true);
assertEquals(d_symman.getLogic(), "QF_LIA");
// cannot set logic on solver now
assertThrows(CVC5ApiException.class, () -> d_solver.setLogic("QF_LRA"));
// possible to construct another parser with the same solver and symbol
// manager
InputParser p2 = new InputParser(d_solver, p.getSymbolManager());
// possible to construct another parser with a fresh solver
Solver s2 = new Solver(d_tm);
InputParser p3 = new InputParser(s2, d_symman);
p3.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
// logic is automatically set on the solver
assertEquals(s2.isLogicSet(), true);
assertEquals(s2.getLogic(), "QF_LIA");
// we cannot set the logic since it has already been set
assertThrows(CVC5ParserException.class, () -> parseLogicCommand(p3, "QF_LRA"));
assertEquals(p3.done(), true);
// using a solver with the same logic is allowed
Solver s3 = new Solver(d_tm);
s3.setLogic("QF_LIA");
InputParser p4 = new InputParser(s3, d_symman);
p4.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
// using a solver with a different logic is not allowed
Solver s4 = new Solver(d_tm);
s4.setLogic("QF_LRA");
InputParser p5 = new InputParser(s4, d_symman);
assertThrows(CVC5ApiException.class,
() -> p5.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black"));
}
@Test
void getDeclaredTermsAndSorts()
{
InputParser p = new InputParser(d_solver, d_symman);
p.setIncrementalStringInput(InputLanguage.SMT_LIB_2_6, "input_parser_black");
p.appendIncrementalStringInput("(set-logic ALL)");
p.appendIncrementalStringInput("(declare-sort U 0)");
p.appendIncrementalStringInput("(declare-fun x () U)");
for (int i = 0; i < 3; i++)
{
final Command cmd = p.nextCommand();
assertNotEquals(cmd.isNull(), true);
assertDoesNotThrow(() -> cmd.invoke(d_solver, d_symman));
}
Sort[] sorts = d_symman.getDeclaredSorts();
Term[] terms = d_symman.getDeclaredTerms();
assertEquals(sorts.length, 1);
assertEquals(terms.length, 1);
assertEquals(terms[0].getSort(), sorts[0]);
}
}