Examples with Constraint org.evosuite.symbolic.expr.Constraint used on opensource projects

Example 31 with Constraint

use of org.evosuite.symbolic.expr.Constraint in project evosuite by EvoSuite.

the class TestIntegerSearch method testEvosuiteExample1.

@Test
public void testEvosuiteExample1() throws SolverEmptyQueryException {
    int var1 = 1;
    int var2 = 1;
    List<Constraint<?>> constraints = new ArrayList<Constraint<?>>();
    constraints.add(new IntegerConstraint(new IntegerVariable("test1", var1, -1000000, 1000000), Comparator.LE, new IntegerConstant(0)));
    constraints.add(new IntegerConstraint(new IntegerVariable("test1", var1, -1000000, 1000000), Comparator.LT, new IntegerVariable("test2", var2, -1000000, 1000000)));
    constraints.add(new IntegerConstraint(new IntegerVariable("test1", var1, -1000000, 1000000), Comparator.GE, new IntegerConstant(0)));
    try {
        EvoSuiteSolver solver = new EvoSuiteSolver();
        SolverResult solverResult = solver.solve(constraints);
        assertTrue(solverResult.isSAT());
        Map<String, Object> model = solverResult.getModel();
        if (model.containsKey("test1"))
            var1 = ((Number) model.get("test1")).intValue();
        if (model.containsKey("test2"))
            var2 = ((Number) model.get("test2")).intValue();
        assertEquals(0, var1);
        assertTrue(var1 < var2);
    } catch (SolverTimeoutException e) {
        fail();
    }
}

Example 32 with Constraint

use of org.evosuite.symbolic.expr.Constraint in project evosuite by EvoSuite.

the class TestIntegerSearch method testEQConstant.

@Test
public void testEQConstant() throws SolverEmptyQueryException {
    List<Constraint<?>> constraints = new ArrayList<Constraint<?>>();
    constraints.add(new IntegerConstraint(new IntegerVariable("test1", 0, -1000000, 1000000), Comparator.EQ, new IntegerConstant(235082)));
    try {
        EvoSuiteSolver solver = new EvoSuiteSolver();
        SolverResult solverResult = solver.solve(constraints);
        assertTrue(solverResult.isSAT());
        Map<String, Object> model = solverResult.getModel();
        assertNotNull(model);
        assertNotNull(model.get("test1"));
        assertEquals(235082, ((Number) model.get("test1")).intValue());
    } catch (SolverTimeoutException e) {
        fail();
    }
}

Example 33 with Constraint

use of org.evosuite.symbolic.expr.Constraint in project evosuite by EvoSuite.

the class TestIntegerSearch method testGTArithmetic.

@Test
public void testGTArithmetic() throws SolverEmptyQueryException {
    int var1 = 0;
    int var2 = 1;
    int var3 = 1;
    assertTrue(var1 <= var2 + var3);
    List<Constraint<?>> constraints = new ArrayList<Constraint<?>>();
    constraints.add(new IntegerConstraint(new IntegerVariable("test1", var1, -1000000, 1000000), Comparator.GE, new IntegerBinaryExpression(new IntegerVariable("test2", var2, -1000000, 1000000), Operator.PLUS, new IntegerVariable("test3", var3, -1000000, 1000000), 0L)));
    try {
        EvoSuiteSolver solver = new EvoSuiteSolver();
        SolverResult solverResult = solver.solve(constraints);
        assertTrue(solverResult.isSAT());
        Map<String, Object> model = solverResult.getModel();
        if (model.containsKey("test1"))
            var1 = ((Number) model.get("test1")).intValue();
        if (model.containsKey("test2"))
            var2 = ((Number) model.get("test2")).intValue();
        if (model.containsKey("test3"))
            var3 = ((Number) model.get("test3")).intValue();
        assertTrue(var1 >= var2 + var3);
    } catch (SolverTimeoutException e) {
        fail();
    }
}

Example 34 with Constraint

use of org.evosuite.symbolic.expr.Constraint in project evosuite by EvoSuite.

the class TestIntegerSearch method testEvosuiteExample3.

@Test
public void testEvosuiteExample3() throws SolverEmptyQueryException {
    Properties.DSE_VARIABLE_RESETS = 3;
    // (var42__SYM(25721) * (var22__SYM(-1043) - 6860)) == 8275
    int var1 = 25721;
    int var2 = -1043;
    IntegerConstant iconst1 = new IntegerConstant(6860);
    IntegerConstant iconst2 = new IntegerConstant(8275);
    IntegerVariable ivar1 = new IntegerVariable("test1", var1, Integer.MIN_VALUE, Integer.MAX_VALUE);
    IntegerVariable ivar2 = new IntegerVariable("test2", var2, Integer.MIN_VALUE, Integer.MAX_VALUE);
    IntegerBinaryExpression sub = new IntegerBinaryExpression(ivar2, Operator.MINUS, iconst1, -7903L);
    IntegerBinaryExpression mul = new IntegerBinaryExpression(ivar1, Operator.MUL, sub, -203273063L);
    List<Constraint<?>> constraints = new ArrayList<Constraint<?>>();
    constraints.add(new IntegerConstraint(mul, Comparator.EQ, iconst2));
    try {
        EvoSuiteSolver solver = new EvoSuiteSolver();
        SolverResult solverResult = solver.solve(constraints);
        assertTrue(solverResult.isSAT());
        Map<String, Object> model = solverResult.getModel();
        if (model.containsKey("test1"))
            var1 = ((Number) model.get("test1")).intValue();
        if (model.containsKey("test2"))
            var2 = ((Number) model.get("test2")).intValue();
        assertTrue(var1 * (var2 - 6860) == 8275);
    } catch (SolverTimeoutException e) {
        fail();
    }
}

Example 35 with Constraint

use of org.evosuite.symbolic.expr.Constraint in project evosuite by EvoSuite.

the class TestIntegerSearch method testLEVariable.

@Test
public void testLEVariable() throws SolverEmptyQueryException {
    int var1 = 2;
    int var2 = 1;
    List<Constraint<?>> constraints = new ArrayList<Constraint<?>>();
    constraints.add(new IntegerConstraint(new IntegerVariable("test1", var1, -1000000, 1000000), Comparator.LE, new IntegerVariable("test2", var2, -1000000, 1000000)));
    try {
        EvoSuiteSolver solver = new EvoSuiteSolver();
        SolverResult solverResult = solver.solve(constraints);
        assertTrue(solverResult.isSAT());
        Map<String, Object> model = solverResult.getModel();
        if (model.containsKey("test1"))
            var1 = ((Number) model.get("test1")).intValue();
        if (model.containsKey("test2"))
            var2 = ((Number) model.get("test2")).intValue();
        assertTrue(var1 <= var2);
    } catch (SolverTimeoutException e) {
        fail();
    }
}