use of org.drools.drl.ast.descr.ConstraintConnectiveDescr in project drools by kiegroup.
the class DRLExprParserTest method testDeepBinding.
@Test
public void testDeepBinding() throws Exception {
String source = "($a : a > $b : b[10].prop || 10 != 20) && $x : someMethod(10) == 20";
ConstraintConnectiveDescr result = parser.parse(source);
assertFalse(parser.getErrors().toString(), parser.hasErrors());
assertEquals(ConnectiveType.AND, result.getConnective());
assertEquals(2, result.getDescrs().size());
ConstraintConnectiveDescr or = (ConstraintConnectiveDescr) result.getDescrs().get(0);
assertEquals(ConnectiveType.OR, or.getConnective());
assertEquals(2, or.getDescrs().size());
RelationalExprDescr expr = (RelationalExprDescr) or.getDescrs().get(0);
assertEquals(">", expr.getOperator());
BindingDescr leftBind = (BindingDescr) expr.getLeft();
BindingDescr rightBind = (BindingDescr) expr.getRight();
assertEquals("$a", leftBind.getVariable());
assertEquals("a", leftBind.getExpression());
assertEquals("$b", rightBind.getVariable());
assertEquals("b[10].prop", rightBind.getExpression());
expr = (RelationalExprDescr) or.getDescrs().get(1);
assertEquals("!=", expr.getOperator());
AtomicExprDescr leftExpr = (AtomicExprDescr) expr.getLeft();
AtomicExprDescr rightExpr = (AtomicExprDescr) expr.getRight();
assertEquals("10", leftExpr.getExpression());
assertEquals("20", rightExpr.getExpression());
expr = (RelationalExprDescr) result.getDescrs().get(1);
assertEquals("==", expr.getOperator());
leftBind = (BindingDescr) expr.getLeft();
rightExpr = (AtomicExprDescr) expr.getRight();
assertEquals("$x", leftBind.getVariable());
assertEquals("someMethod(10)", leftBind.getExpression());
assertEquals("20", rightExpr.getExpression());
}
use of org.drools.drl.ast.descr.ConstraintConnectiveDescr in project drools by kiegroup.
the class DRLExprParserTest method testNestedExpression.
@Test(timeout = 10000L)
public void testNestedExpression() throws Exception {
// DROOLS-982
String source = "(((((((((((((((((((((((((((((((((((((((((((((((((( a > b ))))))))))))))))))))))))))))))))))))))))))))))))))";
ConstraintConnectiveDescr result = parser.parse(source);
assertFalse(parser.getErrors().toString(), parser.hasErrors());
assertEquals(ConnectiveType.AND, result.getConnective());
assertEquals(1, result.getDescrs().size());
RelationalExprDescr expr = (RelationalExprDescr) result.getDescrs().get(0);
assertEquals(">", expr.getOperator());
AtomicExprDescr left = (AtomicExprDescr) expr.getLeft();
AtomicExprDescr right = (AtomicExprDescr) expr.getRight();
assertEquals("a", left.getExpression());
assertEquals("b", right.getExpression());
}
use of org.drools.drl.ast.descr.ConstraintConnectiveDescr in project drools by kiegroup.
the class DRLExprParserTest method testBindingWithRestrictions.
@Test
public void testBindingWithRestrictions() throws Exception {
String source = "$x : property > value && < 20";
ConstraintConnectiveDescr result = parser.parse(source);
assertFalse(parser.getErrors().toString(), parser.hasErrors());
assertEquals(ConnectiveType.AND, result.getConnective());
assertEquals(2, result.getDescrs().size());
RelationalExprDescr rel = (RelationalExprDescr) result.getDescrs().get(0);
assertEquals(">", rel.getOperator());
BindingDescr bind = (BindingDescr) rel.getLeft();
assertEquals("$x", bind.getVariable());
assertEquals("property", bind.getExpression());
AtomicExprDescr right = (AtomicExprDescr) rel.getRight();
assertEquals("value", right.getExpression());
rel = (RelationalExprDescr) result.getDescrs().get(1);
assertEquals("<", rel.getOperator());
AtomicExprDescr left = (AtomicExprDescr) rel.getLeft();
assertEquals("property", left.getExpression());
right = (AtomicExprDescr) rel.getRight();
assertEquals("20", right.getExpression());
}
use of org.drools.drl.ast.descr.ConstraintConnectiveDescr in project drools by kiegroup.
the class DRLExprParserTest method testConnective2.
@Test
public void testConnective2() throws Exception {
String source = "(a > b || 10 != 20) && someMethod(10) == 20";
ConstraintConnectiveDescr result = parser.parse(source);
assertFalse(parser.getErrors().toString(), parser.hasErrors());
assertEquals(ConnectiveType.AND, result.getConnective());
assertEquals(2, result.getDescrs().size());
ConstraintConnectiveDescr or = (ConstraintConnectiveDescr) result.getDescrs().get(0);
assertEquals(ConnectiveType.OR, or.getConnective());
assertEquals(2, or.getDescrs().size());
RelationalExprDescr expr = (RelationalExprDescr) or.getDescrs().get(0);
assertEquals(">", expr.getOperator());
AtomicExprDescr left = (AtomicExprDescr) expr.getLeft();
AtomicExprDescr right = (AtomicExprDescr) expr.getRight();
assertEquals("a", left.getExpression());
assertEquals("b", right.getExpression());
expr = (RelationalExprDescr) or.getDescrs().get(1);
assertEquals("!=", expr.getOperator());
left = (AtomicExprDescr) expr.getLeft();
right = (AtomicExprDescr) expr.getRight();
assertEquals("10", left.getExpression());
assertEquals("20", right.getExpression());
expr = (RelationalExprDescr) result.getDescrs().get(1);
assertEquals("==", expr.getOperator());
left = (AtomicExprDescr) expr.getLeft();
right = (AtomicExprDescr) expr.getRight();
assertEquals("someMethod(10)", left.getExpression());
assertEquals("20", right.getExpression());
}
use of org.drools.drl.ast.descr.ConstraintConnectiveDescr in project drools by kiegroup.
the class DescrDumperTest method testProcessInlineCast.
@Test
public void testProcessInlineCast() throws Exception {
String expr = "field1#Class.field2";
String expectedInstanceof = "field1 instanceof Class";
String expectedcasted = "((Class)field1).field2";
AtomicExprDescr atomicExpr = new AtomicExprDescr(expr);
ConstraintConnectiveDescr ccd = new ConstraintConnectiveDescr();
ccd.addDescr(atomicExpr);
String[] instanceofAndCastedExpr = dumper.processImplicitConstraints(expr, atomicExpr, ccd, ccd.getDescrs().indexOf(atomicExpr), null);
assertEquals(2, ccd.getDescrs().size());
assertEquals(expectedInstanceof, ccd.getDescrs().get(0).toString());
assertEquals(expectedcasted, atomicExpr.getRewrittenExpression());
expr = "field1#Class1.field2#Class2.field3";
String expectedInstanceof1 = "field1 instanceof Class1";
String expectedInstanceof2 = "((Class1)field1).field2 instanceof Class2";
expectedcasted = "((Class2)((Class1)field1).field2).field3";
atomicExpr = new AtomicExprDescr(expr);
ccd = new ConstraintConnectiveDescr();
instanceofAndCastedExpr = dumper.processImplicitConstraints(expr, atomicExpr, ccd, ccd.getDescrs().indexOf(atomicExpr), null);
assertEquals(expectedInstanceof1, ccd.getDescrs().get(0).toString());
assertEquals(expectedInstanceof2, ccd.getDescrs().get(1).toString());
assertEquals(expectedcasted, instanceofAndCastedExpr[1]);
assertEquals(expectedcasted, atomicExpr.getRewrittenExpression());
}
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