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Feature uplift, patch by Heiko

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see https://bugs.eclipse.org/bugs/attachment.cgi?id=113753
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jkohnlein 2008-09-29 15:43:51 +00:00 committed by sefftinge
parent 0cee786b1c
commit 2e8c98c55c
2 changed files with 143 additions and 0 deletions
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1
tests/org.eclipse.xtext.generator.tests/src/org/eclipse/xtext/generator/AutoTestSuite.java
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@ -42,6 +42,7 @@ public class AutoTestSuite {
suite.addTestSuite(org.eclipse.xtext.reference.CommentOnEofBug_234135_Test.class);
suite.addTestSuite(org.eclipse.xtext.reference.LeafNodeBug_234132_Test.class);
suite.addTestSuite(org.eclipse.xtext.resource.metamodel.Xtext2EcoreTransformerTests.class);
suite.addTestSuite(org.eclipse.xtext.resource.metamodel.TypeHierarchyHelperTests.class);
suite.addTestSuite(org.eclipse.xtext.typeresolution.XtextUtilConstructionTest.class);
suite.addTestSuite(org.eclipse.xtext.xtext2ecore.ActionTest.class);
suite.addTestSuite(org.eclipse.xtext.xtext2ecore.BootstrapModelTest.class);

142
tests/org.eclipse.xtext.generator.tests/src/org/eclipse/xtext/resource/metamodel/TypeHierarchyHelperTests.java Normal file
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@ -0,0 +1,142 @@
package org.eclipse.xtext.resource.metamodel;
import junit.framework.TestCase;
import org.eclipse.emf.ecore.EAttribute;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EDataType;
import org.eclipse.emf.ecore.EcoreFactory;
import org.eclipse.xtext.resource.metamodel.EClassifierInfo.EClassInfo;
public class TypeHierarchyHelperTests extends TestCase {
private TypeHierarchyHelper helper;
private EClassifierInfos infos = new EClassifierInfos();
private EDataType INT = EcoreFactory.eINSTANCE.createEDataType();
// private EDataType STRING = EcoreFactory.eINSTANCE.createEDataType();
private void liftUpFeatures() throws Exception {
helper = new TypeHierarchyHelper(infos);
helper.liftUpFeatures();
}
private EClassInfo addClass(String name, boolean isGenerated) {
EClass eClass = EcoreFactory.eINSTANCE.createEClass();
eClass.setName(name);
EClassInfo info = (EClassInfo) EClassifierInfo.createEClassInfo(eClass, isGenerated);
infos.addInfo("", name, info);
return info;
}
private EClassInfo addClass(String name) {
return addClass(name, true);
}
private void addAttribute(EClassInfo eClass, EDataType eType, String name) {
EAttribute feature = EcoreFactory.eINSTANCE.createEAttribute();
feature.setName(name);
feature.setEType(eType);
eClass.getEClass().getEStructuralFeatures().add(feature);
}
public void testSimpeCase01() throws Exception {
EClassInfo a = addClass("a");
EClassInfo b = addClass("b");
EClassInfo c = addClass("c");
b.addSupertype(a);
c.addSupertype(a);
addAttribute(b, INT, "f1");
addAttribute(c, INT, "f1");
assertEquals(0, a.getEClass().getEStructuralFeatures().size());
assertEquals(1, b.getEClass().getEStructuralFeatures().size());
assertEquals(1, c.getEClass().getEStructuralFeatures().size());
liftUpFeatures();
assertEquals(1, a.getEClass().getEStructuralFeatures().size());
assertEquals(0, b.getEClass().getEStructuralFeatures().size());
assertEquals(0, c.getEClass().getEStructuralFeatures().size());
}
public void testSimpeCase02() throws Exception {
// no uplift for less than two children
EClassInfo a = addClass("a");
EClassInfo b = addClass("b");
b.addSupertype(a);
addAttribute(b, INT, "f1");
assertEquals(0, a.getEClass().getEStructuralFeatures().size());
assertEquals(1, b.getEClass().getEStructuralFeatures().size());
liftUpFeatures();
assertEquals(0, a.getEClass().getEStructuralFeatures().size());
assertEquals(1, b.getEClass().getEStructuralFeatures().size());
}
public void testRecursiveUplift01() throws Exception {
// no uplift for less than two children
EClassInfo a = addClass("a");
EClassInfo b = addClass("b");
EClassInfo c = addClass("c");
EClassInfo d = addClass("d");
EClassInfo e = addClass("e");
b.addSupertype(a);
c.addSupertype(a);
d.addSupertype(c);
e.addSupertype(c);
addAttribute(b, INT, "f1");
addAttribute(d, INT, "f1");
addAttribute(e, INT, "f1");
assertEquals(0, a.getEClass().getEStructuralFeatures().size());
assertEquals(1, b.getEClass().getEStructuralFeatures().size());
assertEquals(0, c.getEClass().getEStructuralFeatures().size());
assertEquals(1, d.getEClass().getEStructuralFeatures().size());
assertEquals(1, e.getEClass().getEStructuralFeatures().size());
liftUpFeatures();
assertEquals(1, a.getEClass().getEStructuralFeatures().size());
assertEquals(0, b.getEClass().getEStructuralFeatures().size());
assertEquals(0, c.getEClass().getEStructuralFeatures().size());
assertEquals(0, d.getEClass().getEStructuralFeatures().size());
assertEquals(0, e.getEClass().getEStructuralFeatures().size());
}
public void testNikolaus() throws Exception {
// no uplift for less than two children
EClassInfo a = addClass("a");
EClassInfo b = addClass("b");
EClassInfo c = addClass("c");
EClassInfo d = addClass("d");
EClassInfo e = addClass("e");
b.addSupertype(a);
c.addSupertype(a);
d.addSupertype(b);
d.addSupertype(c);
e.addSupertype(b);
e.addSupertype(c);
addAttribute(d, INT, "f1");
addAttribute(e, INT, "f1");
assertEquals(0, a.getEClass().getEStructuralFeatures().size());
assertEquals(0, b.getEClass().getEStructuralFeatures().size());
assertEquals(0, c.getEClass().getEStructuralFeatures().size());
assertEquals(1, d.getEClass().getEStructuralFeatures().size());
assertEquals(1, e.getEClass().getEStructuralFeatures().size());
liftUpFeatures();
assertEquals(0, a.getEClass().getEStructuralFeatures().size());
assertEquals(0, b.getEClass().getEStructuralFeatures().size());
assertEquals(0, c.getEClass().getEStructuralFeatures().size());
assertEquals(1, d.getEClass().getEStructuralFeatures().size());
assertEquals(1, e.getEClass().getEStructuralFeatures().size());
}
}