Examples with ExpressionVariable org.drools.workbench.models.datamodel.rule.ExpressionVariable used on opensource projects

Example 1 with ExpressionVariable

use of org.drools.workbench.models.datamodel.rule.ExpressionVariable in project drools by kiegroup.

the class RuleModelDRLPersistenceUnmarshallingTest method testInvalidFromSyntax.

@Test
public // https://bugzilla.redhat.com/show_bug.cgi?id=1218308
void testInvalidFromSyntax() throws Exception {
    String drl = "rule \"test\"\n" + "    dialect \"mvel\"\n" + "    when\n" + "    (obj : MyClass( ) from my.package)\n" + "    then\n" + "    System.out.println(\"Test\")\n" + "    end";
    when(dmo.getPackageName()).thenReturn("org.test");
    final RuleModel m = RuleModelDRLPersistenceImpl.getInstance().unmarshal(drl, Collections.emptyList(), dmo);
    assertNotNull(m);
    assertEquals(1, m.lhs.length);
    final IPattern p0 = m.lhs[0];
    assertTrue(p0 instanceof FromCompositeFactPattern);
    final FromCompositeFactPattern fp0 = (FromCompositeFactPattern) p0;
    assertEquals("MyClass", fp0.getFactType());
    final FactPattern fp1 = fp0.getFactPattern();
    assertEquals("MyClass", fp1.getFactType());
    assertEquals(0, fp1.getNumberOfConstraints());
    final ExpressionFormLine efl = fp0.getExpression();
    assertNotNull(efl);
    assertEquals(2, efl.getParts().size());
    assertTrue(efl.getParts().get(0) instanceof ExpressionVariable);
    final ExpressionVariable ev = (ExpressionVariable) efl.getParts().get(0);
    assertEquals("my", ev.getName());
    assertTrue(efl.getParts().get(1) instanceof ExpressionText);
    final ExpressionText et = (ExpressionText) efl.getParts().get(1);
    assertEquals("package", et.getName());
    // Check round-trip
    assertEqualsIgnoreWhitespace(drl, RuleModelDRLPersistenceImpl.getInstance().marshal(m));
}

Example 2 with ExpressionVariable

use of org.drools.workbench.models.datamodel.rule.ExpressionVariable in project drools by kiegroup.

the class RuleModelDRLPersistenceUnmarshallingTest method testCollectWithFreeFormDRL_MethodsUndefined.

@Test
public void testCollectWithFreeFormDRL_MethodsUndefined() throws Exception {
    // https://bugzilla.redhat.com/show_bug.cgi?id=1060816
    String drl = "package org.sample.resourceassignment;\n" + "rule \"r1\"\n" + "dialect \"mvel\"\n" + "when\n" + "$trans : Transactions()\n" + "$transactions : java.util.List( eval( size > 0 ) ) from collect ( Transaction() from $trans.getRecCategorization().get(\"APES-01\") )\n" + "then\n" + "end";
    addModelField("Transactions", "recCategorization", "java.util.Map", DataType.TYPE_COLLECTION);
    addMethodInformation("java.util.Map", "get", new ArrayList<String>() {

        {
            add("p0");
        }
    }, "java.lang.String", null, DataType.TYPE_STRING);
    final RuleModel m = RuleModelDRLPersistenceImpl.getInstance().unmarshal(drl, Collections.emptyList(), dmo);
    assertNotNull(m);
    assertEquals(2, m.lhs.length);
    IPattern p0 = m.lhs[0];
    assertTrue(p0 instanceof FactPattern);
    FactPattern fp0 = (FactPattern) p0;
    assertEquals("Transactions", fp0.getFactType());
    assertEquals("$trans", fp0.getBoundName());
    assertEquals(0, fp0.getNumberOfConstraints());
    IPattern p1 = m.lhs[1];
    assertTrue(p1 instanceof FromCollectCompositeFactPattern);
    FromCollectCompositeFactPattern fp1 = (FromCollectCompositeFactPattern) p1;
    assertEquals("java.util.List", fp1.getFactPattern().getFactType());
    assertEquals("$transactions", fp1.getFactPattern().getBoundName());
    assertEquals(1, fp1.getFactPattern().getNumberOfConstraints());
    assertTrue(fp1.getFactPattern().getConstraint(0) instanceof SingleFieldConstraint);
    SingleFieldConstraint fp1sfc = (SingleFieldConstraint) fp1.getFactPattern().getConstraint(0);
    assertEquals("size > 0", fp1sfc.getValue());
    assertEquals(BaseSingleFieldConstraint.TYPE_PREDICATE, fp1sfc.getConstraintValueType());
    assertTrue(fp1.getRightPattern() instanceof FromCompositeFactPattern);
    FromCompositeFactPattern fp2 = (FromCompositeFactPattern) fp1.getRightPattern();
    assertNotNull(fp2.getFactPattern());
    FactPattern fp3 = fp2.getFactPattern();
    assertEquals("Transaction", fp3.getFactType());
    assertEquals(0, fp3.getNumberOfConstraints());
    assertNotNull(fp2.getExpression());
    ExpressionFormLine efl = fp2.getExpression();
    assertEquals(3, efl.getParts().size());
    assertTrue(efl.getParts().get(0) instanceof ExpressionVariable);
    ExpressionVariable ev = (ExpressionVariable) efl.getParts().get(0);
    assertEquals("$trans", ev.getName());
    assertEquals("Transactions", ev.getClassType());
    assertTrue(efl.getParts().get(1) instanceof ExpressionText);
    ExpressionText et1 = (ExpressionText) efl.getParts().get(1);
    assertEquals("getRecCategorization()", et1.getName());
    assertEquals("java.lang.String", et1.getClassType());
    assertEquals(DataType.TYPE_STRING, et1.getGenericType());
    assertTrue(efl.getParts().get(2) instanceof ExpressionText);
    ExpressionText et2 = (ExpressionText) efl.getParts().get(2);
    assertEquals("get(\"APES-01\")", et2.getName());
    assertEquals("java.lang.String", et2.getClassType());
    assertEquals(DataType.TYPE_STRING, et2.getGenericType());
    assertEquals(0, m.rhs.length);
}

Example 3 with ExpressionVariable

use of org.drools.workbench.models.datamodel.rule.ExpressionVariable in project drools by kiegroup.

the class RuleModelDRLPersistenceUnmarshallingTest method testFromBoundVariable.

@Test
public void testFromBoundVariable() {
    String drl = "import java.lang.Number;\n" + "import org.drools.workbench.models.commons.backend.rule.Counter;\n" + "rule \"rule1\"\n" + "when\n" + "cc : Counter()\n" + "Number() from cc.number\n" + "then\n" + "end";
    addModelField("org.drools.workbench.models.commons.backend.rule.Counter", "number", "java.lang.Number", DataType.TYPE_NUMERIC);
    RuleModel m = RuleModelDRLPersistenceImpl.getInstance().unmarshal(drl, Collections.emptyList(), dmo);
    assertNotNull(m);
    assertEquals("rule1", m.name);
    assertEquals(2, m.lhs.length);
    IPattern p0 = m.lhs[0];
    assertTrue(p0 instanceof FactPattern);
    FactPattern fp0 = (FactPattern) p0;
    assertEquals("Counter", fp0.getFactType());
    assertEquals("cc", fp0.getBoundName());
    assertEquals(0, fp0.getNumberOfConstraints());
    IPattern p1 = m.lhs[1];
    assertTrue(p1 instanceof FromCompositeFactPattern);
    FromCompositeFactPattern fcfp1 = (FromCompositeFactPattern) p1;
    FactPattern fp1 = fcfp1.getFactPattern();
    ExpressionFormLine efl1 = fcfp1.getExpression();
    assertNotNull(fp1);
    assertNotNull(efl1);
    assertEquals("Number", fp1.getFactType());
    assertEquals(0, fp1.getNumberOfConstraints());
    assertEquals(2, efl1.getParts().size());
    assertTrue(efl1.getParts().get(0) instanceof ExpressionVariable);
    assertTrue(efl1.getParts().get(1) instanceof ExpressionField);
    ExpressionVariable eflv1 = (ExpressionVariable) efl1.getParts().get(0);
    assertEquals("cc", eflv1.getName());
    assertEquals("Counter", eflv1.getClassType());
    assertEquals(DataType.TYPE_NUMERIC, eflv1.getGenericType());
    ExpressionField eflf1 = (ExpressionField) efl1.getParts().get(1);
    assertEquals("number", eflf1.getName());
    assertEquals("java.lang.Number", eflf1.getClassType());
    assertEquals(DataType.TYPE_NUMERIC, eflf1.getGenericType());
}

Example 4 with ExpressionVariable

use of org.drools.workbench.models.datamodel.rule.ExpressionVariable in project drools by kiegroup.

the class RuleModelDRLPersistenceUnmarshallingTest method testNestedFieldExpressionsWithAnotherExpression.

@Test
public void testNestedFieldExpressionsWithAnotherExpression() {
    String drl = "rule rule1\n" + "when\n" + "p : Person( address.postalCode == p.address.postalCode )\n" + "then\n" + "end";
    addModelField("org.test.Person", "address", "org.test.Address", "Address");
    addModelField("org.test.Person", "this", "org.test.Person", DataType.TYPE_THIS);
    addModelField("org.test.Address", "postalCode", "java.lang.Integer", "Integer");
    RuleModel m = RuleModelDRLPersistenceImpl.getInstance().unmarshal(drl, Collections.emptyList(), dmo);
    assertNotNull(m);
    assertEquals(1, m.lhs.length);
    assertTrue(m.lhs[0] instanceof FactPattern);
    assertTrue(((FactPattern) m.lhs[0]).getFieldConstraints()[0] instanceof SingleFieldConstraintEBLeftSide);
    SingleFieldConstraintEBLeftSide ebLeftSide = (SingleFieldConstraintEBLeftSide) ((FactPattern) m.lhs[0]).getFieldConstraints()[0];
    assertEquals("postalCode", ebLeftSide.getFieldName());
    assertEquals("java.lang.Integer", ebLeftSide.getFieldType());
    assertEquals("==", ebLeftSide.getOperator());
    assertEquals("", ebLeftSide.getValue());
    assertEquals(3, ebLeftSide.getExpressionValue().getParts().size());
    assertTrue(ebLeftSide.getExpressionValue().getParts().get(0) instanceof ExpressionVariable);
    ExpressionVariable expressionVariable = (ExpressionVariable) ebLeftSide.getExpressionValue().getParts().get(0);
    assertEquals("p", expressionVariable.getName());
    assertEquals("org.test.Person", expressionVariable.getClassType());
    assertEquals(DataType.TYPE_THIS, expressionVariable.getGenericType());
    assertTrue(ebLeftSide.getExpressionValue().getParts().get(1) instanceof ExpressionField);
    ExpressionField ef1 = (ExpressionField) ebLeftSide.getExpressionValue().getParts().get(1);
    assertEquals("address", ef1.getName());
    assertEquals("org.test.Address", ef1.getClassType());
    assertEquals("Address", ef1.getGenericType());
    assertTrue(ebLeftSide.getExpressionValue().getParts().get(2) instanceof ExpressionField);
    ExpressionField ef2 = (ExpressionField) ebLeftSide.getExpressionValue().getParts().get(2);
    assertEquals("postalCode", ef2.getName());
    assertEquals("java.lang.Integer", ef2.getClassType());
    assertEquals(DataType.TYPE_NUMERIC_INTEGER, ef2.getGenericType());
    assertEquals(3, ebLeftSide.getExpressionLeftSide().getParts().size());
    assertTrue(ebLeftSide.getExpressionLeftSide().getParts().get(0) instanceof ExpressionUnboundFact);
    ExpressionUnboundFact expressionUnboundFact = ((ExpressionUnboundFact) ebLeftSide.getExpressionLeftSide().getParts().get(0));
    assertEquals("Person", expressionUnboundFact.getName());
    assertEquals("Person", expressionUnboundFact.getClassType());
    assertEquals("Person", expressionUnboundFact.getGenericType());
    assertEquals(((FactPattern) m.lhs[0]).getFactType(), expressionUnboundFact.getFactType());
    assertNull(expressionUnboundFact.getPrevious());
    assertEquals(ebLeftSide.getExpressionLeftSide().getParts().get(1), expressionUnboundFact.getNext());
    assertTrue(ebLeftSide.getExpressionLeftSide().getParts().get(1) instanceof ExpressionField);
    ExpressionField expressionField1 = (ExpressionField) ebLeftSide.getExpressionLeftSide().getParts().get(1);
    assertEquals("address", expressionField1.getName());
    assertEquals("org.test.Address", expressionField1.getClassType());
    assertEquals("Address", expressionField1.getGenericType());
    assertEquals(ebLeftSide.getExpressionLeftSide().getParts().get(0), expressionField1.getPrevious());
    assertEquals(ebLeftSide.getExpressionLeftSide().getParts().get(2), expressionField1.getNext());
    assertTrue(ebLeftSide.getExpressionLeftSide().getParts().get(2) instanceof ExpressionField);
    ExpressionField expressionField2 = (ExpressionField) ebLeftSide.getExpressionLeftSide().getParts().get(2);
    assertEquals("postalCode", expressionField2.getName());
    assertEquals("java.lang.Integer", expressionField2.getClassType());
    assertEquals(DataType.TYPE_NUMERIC_INTEGER, expressionField2.getGenericType());
    assertEquals(ebLeftSide.getExpressionLeftSide().getParts().get(1), expressionField2.getPrevious());
    assertNull(expressionField2.getNext());
}

Example 5 with ExpressionVariable

use of org.drools.workbench.models.datamodel.rule.ExpressionVariable in project drools by kiegroup.

the class RuleModelDRLPersistenceUnmarshallingTest method testValidSyntaxNonImportedType.

@Test
public // https://bugzilla.redhat.com/show_bug.cgi?id=1218308
void testValidSyntaxNonImportedType() throws Exception {
    String drl = "rule \"x\"\n" + "dialect \"mvel\"\n" + "when\n" + "  var : NotImported( )\n" + "  OtherType( field != var.field )\n" + "  (MyType( ) from var.collectionField)\n" + "then\n" + "end";
    addModelField("org.test.OtherType", "this", "org.test.OtherType", DataType.TYPE_THIS);
    addModelField("org.test.OtherType", "field", String.class.getName(), DataType.TYPE_STRING);
    addModelField("org.test.MyType", "this", "org.test.MyType", DataType.TYPE_THIS);
    when(dmo.getPackageName()).thenReturn("org.test");
    final RuleModel m = RuleModelDRLPersistenceImpl.getInstance().unmarshal(drl, Collections.emptyList(), dmo);
    assertNotNull(m);
    assertEquals(3, m.lhs.length);
    final IPattern p0 = m.lhs[0];
    assertTrue(p0 instanceof FactPattern);
    final FactPattern fp0 = (FactPattern) p0;
    assertEquals("NotImported", fp0.getFactType());
    assertEquals("var", fp0.getBoundName());
    assertEquals(0, fp0.getNumberOfConstraints());
    final IPattern p1 = m.lhs[1];
    assertTrue(p1 instanceof FactPattern);
    final FactPattern fp1 = (FactPattern) p1;
    assertEquals("OtherType", fp1.getFactType());
    assertEquals(1, fp1.getNumberOfConstraints());
    assertTrue(fp1.getConstraint(0) instanceof SingleFieldConstraint);
    final SingleFieldConstraint fp1sfc0 = (SingleFieldConstraint) fp1.getConstraint(0);
    assertEquals("OtherType", fp1sfc0.getFactType());
    assertEquals("field", fp1sfc0.getFieldName());
    assertEquals("!=", fp1sfc0.getOperator());
    assertEquals(2, fp1sfc0.getExpressionValue().getParts().size());
    assertTrue(fp1sfc0.getExpressionValue().getParts().get(0) instanceof ExpressionText);
    final ExpressionText fp1sfc0e0 = (ExpressionText) fp1sfc0.getExpressionValue().getParts().get(0);
    assertEquals("var", fp1sfc0e0.getName());
    assertTrue(fp1sfc0.getExpressionValue().getParts().get(1) instanceof ExpressionText);
    final ExpressionText fp1sfc0e1 = (ExpressionText) fp1sfc0.getExpressionValue().getParts().get(1);
    assertEquals("field", fp1sfc0e1.getName());
    final IPattern p2 = m.lhs[2];
    assertTrue(p2 instanceof FromCompositeFactPattern);
    final FromCompositeFactPattern fp2 = (FromCompositeFactPattern) p2;
    assertEquals("MyType", fp2.getFactType());
    assertEquals(2, fp2.getExpression().getParts().size());
    assertTrue(fp2.getExpression().getParts().get(0) instanceof ExpressionVariable);
    final ExpressionVariable fp2e0 = (ExpressionVariable) fp2.getExpression().getParts().get(0);
    assertEquals("var", fp2e0.getName());
    assertTrue(fp2.getExpression().getParts().get(1) instanceof ExpressionText);
    final ExpressionText fp2e1 = (ExpressionText) fp2.getExpression().getParts().get(1);
    assertEquals("collectionField", fp2e1.getName());
    assertEquals(0, m.rhs.length);
    // Check round-trip
    assertEqualsIgnoreWhitespace(drl, RuleModelDRLPersistenceImpl.getInstance().marshal(m));
}