Added missing org.simantics.db.{tests,testing} plug-ins.

[simantics/platform.git] / tests / org.simantics.db.tests / src / org / simantics / db / tests / api / support / undoRedoSupport / UndoTest03.java

diff --git a/tests/org.simantics.db.tests/src/org/simantics/db/tests/api/support/undoRedoSupport/UndoTest03.java b/tests/org.simantics.db.tests/src/org/simantics/db/tests/api/support/undoRedoSupport/UndoTest03.java
new file mode 100644 (file)
index 0000000..34c61c7
--- /dev/null
+++ b/tests/org.simantics.db.tests/src/org/simantics/db/tests/api/support/undoRedoSupport/UndoTest03.java
@@ -0,0 +1,145 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db.tests.api.support.undoRedoSupport;
+
+import java.util.ListIterator;
+
+import org.junit.Test;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.common.utils.OrderedSetUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.UndoRedoSupport;
+import org.simantics.db.testing.base.ExistingDatabaseTest;
+import org.simantics.layer0.Layer0;
+import org.simantics.utils.DataContainer;
+
+/**
+ * Test case description missing!
+ */
+public class UndoTest03 extends ExistingDatabaseTest {
+
+       @Test
+    public void testUndo3() throws Exception {
+
+       Session session = getSession();
+        final UndoRedoSupport support = session.getService(UndoRedoSupport.class);
+        final DataContainer<Resource> subject = new DataContainer<Resource>();
+        final int size = 3;
+        try {
+            session.syncRequest(new WriteRequest() {
+                @Override
+                public void perform(WriteGraph g) throws DatabaseException {
+                    Layer0 b = Layer0.getInstance(g);
+                    Resource l = OrderedSetUtils.create(g, b.Type);
+                    subject.set(l);
+                    for (int i=0; i<size; ++i) {
+                        Resource el = g.newResource();
+                        g.claim(el, b.InstanceOf, null, b.Type);
+                        OrderedSetUtils.add(g, l, el);
+                    }
+                }
+            });
+        } catch (Throwable e) {
+            fail("Write transaction threw an unknown exception " + e);
+        }
+
+        try {
+            session.syncRequest(new ReadRequest() {
+                @Override
+                public void run(ReadGraph g) throws DatabaseException {
+                    Resource l = subject.get();
+                    ListIterator<Resource> it = OrderedSetUtils.iterator(g, l);
+                    int count = 0;
+                    while (it.hasNext()) {
+                        Resource r = it.next();
+                        if (DEBUG)
+                            System.out.println("Resource " + r);
+                        ++count;
+                    }
+                    if (size != count)
+                        fail("Number of ordered set elements doesn't match!");
+                }
+            });
+        } catch (Throwable e) {
+            fail("Read transaction threw an unexpected exception " + e);
+        }
+
+        try {
+            session.syncRequest(new WriteRequest() {
+                @Override
+                public void perform(WriteGraph g) throws DatabaseException {
+                    g.markUndoPoint();
+                    Resource l = subject.get();
+                    ListIterator<Resource> a = OrderedSetUtils.iterator(g, l);
+                    Resource el = null;
+                    if (!a.hasNext())
+                        fail("Number of elements doesn't match!");
+                    el = a.next();
+                    OrderedSetUtils.remove(g, l, el);
+                }
+            });
+        } catch (Throwable e) {
+            fail("Write transaction threw an unknown exception " + e);
+        }
+
+        try {
+            session.syncRequest(new ReadRequest() {
+                @Override
+                public void run(ReadGraph g) throws DatabaseException {
+                    Resource l = subject.get();
+                    ListIterator<Resource> it = OrderedSetUtils.iterator(g, l);
+                    int count = 0;
+                    while (it.hasNext()) {
+                        Resource r = it.next();
+                        if (DEBUG)
+                            System.out.println("Resource " + r);
+                        ++count;
+                    }
+                    if (size != count+1)
+                        fail("Number of ordered set elements doesn't match!");
+                }
+            });
+        } catch (Throwable e) {
+            fail("Read transaction threw an unexpected exception " + e);
+        }
+
+        support.undo(session, 1);
+
+        try {
+            session.syncRequest(new ReadRequest() {
+                @Override
+                public void run(ReadGraph g) throws DatabaseException {
+                    Resource l = subject.get();
+                    ListIterator<Resource> it = OrderedSetUtils.iterator(g, l);
+                    int count = 0;
+                    while (it.hasNext()) {
+                        Resource r = it.next();
+                        if (DEBUG)
+                            System.out.println("Resource " + r);
+                        ++count;
+                    }
+                    if (size != count)
+                        fail("Number of ordered set elements doesn't match!");
+                }
+            });
+        } catch (Throwable e) {
+            fail("Read transaction threw an unexpected exception " + e);
+        }
+
+    }
+
+}