Examples with CompoundTheory com.sri.ai.grinder.sgdpllt.theory.compound.CompoundTheory used on opensource projects

Example 31 with CompoundTheory

use of com.sri.ai.grinder.sgdpllt.theory.compound.CompoundTheory in project aic-expresso by aic-sri-international.

the class EvaluationTest method testEvaluationOfQuantifiedExpressions.

@Test
public void testEvaluationOfQuantifiedExpressions() {
    TheoryTestingSupport theoryTestingSupport = TheoryTestingSupport.make(makeRandom(), new CompoundTheory(new EqualityTheory(false, true), new DifferenceArithmeticTheory(false, true), new PropositionalTheory()));
    Map<String, Type> variablesAndTypes = new LinkedHashMap<>(theoryTestingSupport.getVariableNamesAndTypesForTesting());
    Type booleanType = variablesAndTypes.get("P");
    variablesAndTypes.put("S", booleanType);
    variablesAndTypes.put("T", booleanType);
    variablesAndTypes.put("U", booleanType);
    theoryTestingSupport.setVariableNamesAndTypesForTesting(variablesAndTypes);
    Context context = theoryTestingSupport.makeContextWithTestingInformation();
    String expressionString;
    Expression expected;
    expressionString = "for all I in 1..10 : (I != 4 or I = 4) and P";
    expected = parse("P");
    runTest(expressionString, expected, context);
    // the following example tests that quantified expressions that are function arguments get evaluated properly, as there once was a bug preventing it
    expressionString = "not(for all I in 1..10 : (I != 4 or I = 4))";
    expected = parse("false");
    runTest(expressionString, expected, context);
    expressionString = "for all I in 1..10 : for all J in 1..2 : I != 4";
    expected = parse("false");
    runTest(expressionString, expected, context);
    expressionString = "for all I in 1..10 : for all P in Boolean : I != 4 or I = 4 and (P or not P)";
    expected = parse("true");
    runTest(expressionString, expected, context);
    expressionString = "there exists I in 1..10 : I != 4 and P";
    expected = parse("P");
    runTest(expressionString, expected, context);
    expressionString = "there exists I in 1..10 : there exists J in 1..2 : I != 4 and J != 1";
    expected = parse("true");
    runTest(expressionString, expected, context);
    expressionString = "there exists I in 1..10 : there exists P in Boolean : I != 4 and P";
    expected = parse("true");
    runTest(expressionString, expected, context);
}

Example 32 with CompoundTheory

use of com.sri.ai.grinder.sgdpllt.theory.compound.CompoundTheory in project aic-expresso by aic-sri-international.

the class EvaluationTest method testEvaluationOfCardinalityExpressions.

@Test
public void testEvaluationOfCardinalityExpressions() {
    TheoryTestingSupport theoryTestingSupport = TheoryTestingSupport.make(makeRandom(), new CompoundTheory(new EqualityTheory(false, true), new DifferenceArithmeticTheory(false, true), new PropositionalTheory()));
    Map<String, Type> variablesAndTypes = new LinkedHashMap<>(theoryTestingSupport.getVariableNamesAndTypesForTesting());
    Type booleanType = variablesAndTypes.get("P");
    variablesAndTypes.put("S", booleanType);
    variablesAndTypes.put("T", booleanType);
    variablesAndTypes.put("U", booleanType);
    theoryTestingSupport.setVariableNamesAndTypesForTesting(variablesAndTypes);
    Context context = theoryTestingSupport.makeContextWithTestingInformation();
    String expressionString;
    Expression expected;
    expressionString = "| {{ (on I in 1..10) 3 : I != 4 and P }} |";
    expected = parse("if P then 9 else 0");
    runTest(expressionString, expected, context);
    expressionString = "| I in 1..10 : I != 4 and P |";
    expected = parse("if P then 9 else 0");
    runTest(expressionString, expected, context);
    expressionString = "| {{ (on ) 3 : I != 4 and P }} |";
    expected = parse("if I != 4 then if P then 1 else 0 else 0");
    runTest(expressionString, expected, context);
    expressionString = "| : I != 4 and P |";
    expected = parse("if I != 4 then if P then 1 else 0 else 0");
    runTest(expressionString, expected, context);
    expressionString = "| {{ (on ) 3 : P and not P }} |";
    expected = parse("0");
    runTest(expressionString, expected, context);
    expressionString = "| : P and not P |";
    expected = parse("0");
    runTest(expressionString, expected, context);
    expressionString = "| {{ (on I in 1..10, J in 1..2) 3 : I != 4 }} |";
    expected = parse("18");
    runTest(expressionString, expected, context);
    expressionString = "| I in 1..10, J in 1..2 : I != 4 |";
    expected = parse("18");
    runTest(expressionString, expected, context);
    expressionString = "| {{ (on I in 1..10, P in Boolean) 3 : I != 4 }} |";
    expected = parse("18");
    runTest(expressionString, expected, context);
    expressionString = "| I in 1..10, P in Boolean: I != 4 |";
    expected = parse("18");
    runTest(expressionString, expected, context);
}

Example 33 with CompoundTheory

use of com.sri.ai.grinder.sgdpllt.theory.compound.CompoundTheory in project aic-expresso by aic-sri-international.

the class RecursiveTest method runTest.

private void runTest(Rewriter rewriter, Expression initial, Expression expected, Map<Expression, Expression> symbolsAndTypes) {
    CompoundTheory theory = new CompoundTheory(new PropositionalTheory(), new DifferenceArithmeticTheory(false, true));
    Context context = new TrueContext(theory);
    context = context.registerAdditionalSymbolsAndTypes(symbolsAndTypes);
    Rewriter recursive = new Recursive(rewriter);
    Expression solution = recursive.apply(initial, context);
    System.out.println("Solution: " + solution);
    assertEquals(expected, solution);
}

Example 34 with CompoundTheory

use of com.sri.ai.grinder.sgdpllt.theory.compound.CompoundTheory in project aic-expresso by aic-sri-international.

the class SetDNFRewriterTest method setUp.

@Before
public void setUp() {
    context = new TrueContext(new CompoundTheory(new DifferenceArithmeticTheory(false, false), new TupleTheory()));
    IntegerInterval intType = new IntegerInterval(1, 10);
    context = (Context) GrinderUtil.extendRegistryWith(map("M", intType.toString(), "N", intType.toString()), Arrays.asList(intType), context);
    rewriter = new SetDNFRewriter();
}

Example 35 with CompoundTheory

use of com.sri.ai.grinder.sgdpllt.theory.compound.CompoundTheory in project aic-expresso by aic-sri-international.

the class SetExpressionIsEqualToEmptySetTest method setUp.

@Before
public void setUp() {
    context = new TrueContext(new CompoundTheory(new DifferenceArithmeticTheory(false, false), new TupleTheory()));
    IntegerInterval intType = new IntegerInterval(1, 10);
    context = (Context) GrinderUtil.extendRegistryWith(map("M", intType.toString(), "N", intType.toString(), "X'", intType.toString(), "X''", intType.toString(), "Y", intType.toString()), Arrays.asList(intType), context);
    rewriter = new SetExpressionIsEqualToEmptySet();
}