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

Example 6 with IntegerConstraint

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

the class TestIntegerSearch method testEvosuiteExample5.

@Test
public void testEvosuiteExample5() throws SolverEmptyQueryException {
    // TestSuiteDSE.setStart();
    // Cnstr 0 : var6__SYM(84) != (y charAt 0) dist: 8.0
    // Cnstr 1 : var6__SYM(84) != 115 dist: 8.0
    // Cnstr 2 : var6__SYM(84) == 108 dist: 8.0
    int var1 = 84;
    int const1 = 115;
    int const2 = 108;
    String const3 = "y";
    IntegerConstant iconst1 = new IntegerConstant(const1);
    IntegerConstant iconst2 = new IntegerConstant(const2);
    StringConstant strConst = new StringConstant(const3);
    IntegerVariable ivar1 = new IntegerVariable("test1", var1, Integer.MIN_VALUE, Integer.MAX_VALUE);
    StringBinaryToIntegerExpression sBExpr = new StringBinaryToIntegerExpression(strConst, Operator.CHARAT, new IntegerConstant(0), (long) "y".charAt(0));
    List<Constraint<?>> constraints = new ArrayList<Constraint<?>>();
    constraints.add(new IntegerConstraint(ivar1, Comparator.NE, sBExpr));
    constraints.add(new IntegerConstraint(ivar1, Comparator.NE, iconst1));
    constraints.add(new IntegerConstraint(ivar1, Comparator.EQ, iconst2));
    try {
        EvoSuiteSolver solver = new EvoSuiteSolver();
        SolverResult solverResult = solver.solve(constraints);
        assertTrue(solverResult.isSAT());
        Map<String, Object> model = solverResult.getModel();
        var1 = ((Number) model.get("test1")).intValue();
        assertTrue(var1 == 108);
    } catch (SolverTimeoutException e) {
        fail();
    }
}

Example 7 with IntegerConstraint

use of org.evosuite.symbolic.expr.IntegerConstraint 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 8 with IntegerConstraint

use of org.evosuite.symbolic.expr.IntegerConstraint 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 9 with IntegerConstraint

use of org.evosuite.symbolic.expr.IntegerConstraint 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 10 with IntegerConstraint

use of org.evosuite.symbolic.expr.IntegerConstraint 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();
    }
}