--- /dev/null
+/*******************************************************************************
+ * 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.regression.bugs;
+
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+
+import org.junit.Test;
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ExternalValueSupport;
+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.request.WriteResultRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.exception.ExternalValueException;
+import org.simantics.db.service.UndoRedoSupport;
+import org.simantics.db.testing.base.ExistingDatabaseTest;
+import org.simantics.db.testing.impl.Configuration;
+import org.simantics.layer0.Layer0;
+
+public class Issue3176Test1 extends ExistingDatabaseTest {
+ static final boolean DEBUG = false;
+ @Test
+ public void testRaw()
+ throws DatabaseException {
+ try{
+ int nBlocks = Configuration.get().i3176BlockCount;
+ int[] blockSize = { 1024, 0xFFFF, 1<<20 };
+ final int LENGTH = blockSize.length;
+ for (int i=0; i<LENGTH; ++i) {
+ testRaw1(blockSize[i], nBlocks);
+ testRaw2(blockSize[i], nBlocks);
+ testRaw3(blockSize[i], nBlocks);
+ }
+ int nBlocksBig = Configuration.get().i3176BigBlockCount;
+ testRaw4(blockSize[blockSize.length - 1], nBlocksBig);
+ } catch (DatabaseException e) {
+ fail("Test failed with exception.", e);
+ }
+ }
+ public void testRaw1(int blockSize, int nBlocks)
+ throws DatabaseException {
+ RawTest test = new RawTest(getSession(), DEBUG, blockSize, nBlocks);
+ Resource r = test.createResource();
+ test.checkNoRaw(r);
+ test.createRaw(r, 0, -1);
+ test.checkLiteralValue(r);
+ test.validateRaw(r, 0, -1);
+ test.modifyRaw(r, 1);
+ test.validateRaw(r, 1, -1);
+ test.undoModi(r, 1);
+ test.validateRaw(r, 0, -1);
+ test.removeRaw(r);
+ test.checkNoRaw(r);
+ }
+ public void testRaw2(int blockSize, int nBlocks)
+ throws DatabaseException {
+ final RawTest test = new RawTest(getSession(), DEBUG, blockSize, nBlocks);
+ Resource r = test.createResource();
+ test.createRaw(r, 0, -1);
+ test.validateRaw(r, 0, -1);
+ for (int i=1; i<10; ++i) {
+ test.modifyRaw(r, i);
+ test.validateRaw(r, i, -1);
+ }
+ test.undoModi(r, 9);
+ test.validateRaw(r, 0, -1);
+ test.removeRaw(r);
+ test.checkNoRaw(r);
+ }
+ public void testRaw3(int blockSize, int nBlocks)
+ throws DatabaseException {
+ final RawTest test = new RawTest(getSession(), DEBUG, blockSize, nBlocks);
+ Resource r = test.createResource();
+ test.createRaw(r, 0, -1);
+ test.validateRaw(r, 0, -1);
+ test.truncateRaw(r, 1);
+ test.validateRaw(r, 0, 1);
+ }
+ public void testRaw4(int blockSize, int nBlocks)
+ throws DatabaseException {
+ final RawTest test = new RawTest(getSession(), DEBUG, blockSize, nBlocks);
+ Resource r = test.createResource();
+ test.createRaw(r, 0, -1);
+ test.validateRaw(r, 0, -1);
+ test.modifyRaw(r, 1);
+ test.validateRaw(r, 1, -1);
+ test.truncateRaw(r, 1);
+ test.validateRaw(r, 1, 1);
+ }
+}
+class Issue3176Test {
+ protected final boolean VERBOSE;
+ protected final long LIMIT = 10 * 1000 * 1000;
+ protected final Session session;
+ protected final boolean DEBUG;
+ protected final int BLOCK_SIZE;
+ protected final int N_BLOCKS;
+ Issue3176Test(final Session session, boolean DEBUG, int blockSize, int nBlocks)
+ throws DatabaseException {
+ this.VERBOSE = true;
+ this.BLOCK_SIZE = blockSize;
+ this.N_BLOCKS = nBlocks;
+ this.DEBUG = DEBUG;
+ this.session = session;
+ }
+ protected Resource createResource()
+ throws DatabaseException {
+ return session.syncRequest(new WriteResultRequest<Resource>() {
+ @Override
+ public Resource perform(WriteGraph g) throws DatabaseException {
+ g.markUndoPoint();
+ Layer0 b = Layer0.getInstance(g);
+ Resource resource = g.newResource();
+ g.claim(resource, b.InstanceOf, b.Entity);
+ return resource;
+ }
+ });
+ }
+ protected void checkLiteralValue(final Resource resource)
+ throws DatabaseException {
+ session.syncRequest(new ReadRequest() {
+ @Override
+ public void run(ReadGraph graph) throws DatabaseException {
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getSingleObject(resource, l0.Literal);
+ // Note that graph.hasValue actually fetches the value from server.
+ // This is highly inefficient and thus do not use this kind of code!
+ if (!graph.hasValue(literal))
+ throw new DatabaseException("Graph resource " + resource + " has no value.");
+ }
+ });
+ }
+ protected void undoModi(final Resource resource, int n)
+ throws DatabaseException {
+ final UndoRedoSupport support = session.getService(UndoRedoSupport.class);
+ support.undo(session, n);
+ }
+ protected byte[] createBlock(int size, int inc) {
+ final byte block[] = new byte[size];
+ for (int i = 0; i < block.length; ++i)
+ block[i] = (byte)(i+inc);
+ return block;
+ }
+ protected void removeLiteralValue(final Resource resource)
+ throws DatabaseException {
+ session.syncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getSingleObject(resource, l0.Literal);
+ graph.denyValue(literal);
+ }
+ });
+ }
+}
+class RawTest extends Issue3176Test {
+ private final ExternalValueSupport rds;
+ RawTest(final Session session, boolean DEBUG, int blockSize, int nBlocks)
+ throws DatabaseException {
+ super(session, DEBUG, blockSize, nBlocks);
+ this.rds = session.getService(ExternalValueSupport.class);
+ }
+ void createRaw(final Resource resource, final int inc, int aBlocks)
+ throws DatabaseException {
+ if (aBlocks < 0)
+ aBlocks = N_BLOCKS;
+ final int T_BLOCKS = aBlocks;
+ session.syncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Layer0 b = Layer0.getInstance(graph);
+ graph.claimLiteral(resource, b.Literal, new byte[0], Bindings.BYTE_ARRAY);
+ Resource literal = graph.getSingleObject(resource, b.Literal);
+ long count = 0;
+ for (int i=0, j=inc; i<T_BLOCKS; ++i, ++j) {
+ byte[] block = createBlock(BLOCK_SIZE, j);
+ try {
+ if (DEBUG)
+ System.out.println("Processing block=" + i);
+ long offset = (long)i * block.length;
+ rds.writeValue(graph, literal, offset, block.length, block);
+ count += block.length;
+ if (count > LIMIT) {
+ count = 0;
+ rds.wait4RequestsLess(1);
+ }
+ } catch (DatabaseException e) {
+ throw new DatabaseException("Failed to add block=" + i);
+ }
+ }
+ }
+ });
+ }
+ void modifyRaw(final Resource resource, final int inc)
+ throws DatabaseException {
+ session.syncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getSingleObject(resource, l0.Literal);
+ long count = 0;
+ for (int i=0, j=inc; i<N_BLOCKS; ++i, ++j) {
+ byte[] blockOut = createBlock(BLOCK_SIZE, j);
+ try {
+ if (DEBUG)
+ System.out.println("Processing block=" + i);
+ long offset = (long)i * blockOut.length;
+ rds.writeValue(graph, literal, offset, blockOut.length, blockOut);
+ count += blockOut.length;
+ if (count > LIMIT) {
+ count = 0;
+ rds.wait4RequestsLess(1);
+ }
+
+ } catch (DatabaseException e) {
+ throw new DatabaseException("Failed to add block=" + i);
+ }
+ }
+ }
+ });
+ }
+ void truncateRaw(final Resource resource, final int nBlocks)
+ throws DatabaseException {
+ session.syncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getSingleObject(resource, l0.Literal);
+ long len = (long)BLOCK_SIZE * nBlocks;
+ rds.writeValue(graph, literal, len, 0, new byte[0]);
+ }
+ });
+ }
+ void removeRaw(final Resource resource)
+ throws DatabaseException {
+ session.syncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getSingleObject(resource, l0.Literal);
+ rds.removeValue(graph, literal);
+ try {
+ rds.getValueSize(graph, literal);
+ } catch (ExternalValueException e) {
+ return; // Assuming this is because there is no value.
+ }
+ throw new DatabaseException("Failed to delete value. Resource=" + literal);
+ }
+ });
+ }
+ void checkNoRaw(final Resource resource)
+ throws DatabaseException {
+ session.syncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getPossibleObject(resource, l0.Literal);
+ if (null == literal)
+ return;
+ try {
+ rds.getValueSize(graph, literal);
+ } catch (DatabaseException e) {
+ return; // Assuming this is because there is no value.
+ }
+ throw new DatabaseException("Resource=" + literal + " has raw value.");
+ }
+ });
+ }
+ void validateRaw(final Resource resource, final int inc, int aBlocks)
+ throws DatabaseException {
+ final int T_BLOCKS = aBlocks < 0 ? N_BLOCKS : aBlocks;
+ session.syncRequest(new ReadRequest() {
+ @Override
+ public void run(ReadGraph graph) throws DatabaseException {
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource literal = graph.getSingleObject(resource, l0.Literal);
+ long count = 0;
+ for (int i=0, j=inc; i<T_BLOCKS; ++i, ++j) {
+ byte[] blockOut = createBlock(BLOCK_SIZE, j);
+ long offset = (long)i * blockOut.length;
+ byte[] blockIn = rds.readValue(graph, literal, offset, blockOut.length);
+ assertTrue(blockIn.length == blockOut.length);
+ assertTrue("Failed with block=" + i, Arrays.equals(blockOut, blockIn));
+ if (DEBUG) {
+ count += blockIn.length;
+ if (count > LIMIT) {
+ count = 0;
+ if (DEBUG)
+ System.out.println("Read block=" + i);
+ }
+ }
+ }
+ assertTrue(rds.getValueSize(graph, literal) == (long)T_BLOCKS * BLOCK_SIZE);
+ }
+ });
+ }
+}
Code Review / simantics / platform.git / blobdiff