use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.
the class FirstOfTest method runTest.
private void runTest(List<Rewriter> rewriters, 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.makeCloneWithAdditionalRegisteredSymbolsAndTypes(symbolsAndTypes);
Rewriter firstOf = new FirstOf(rewriters);
Expression solution = firstOf.apply(initial, context);
System.out.println("Solution: " + solution);
assertEquals(expected, solution);
}
use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory 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.makeCloneWithAdditionalRegisteredSymbolsAndTypes(symbolsAndTypes);
Rewriter recursive = new Recursive(rewriter);
Expression solution = recursive.apply(initial, context);
System.out.println("Solution: " + solution);
assertEquals(expected, solution);
}
use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.
the class SwitchTest 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.makeCloneWithAdditionalRegisteredSymbolsAndTypes(symbolsAndTypes);
Rewriter recursive = new Recursive(rewriter);
Expression solution = recursive.apply(initial, context);
System.out.println("Solution: " + solution);
assertEquals(expected, solution);
}
use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory 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);
}
use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory 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);
}
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