Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/nodes/serial/PostOrderDeserializerTest.java @ 12388:96c1d057a5ed
Truffle: Added experimental serialization API.
author | Christian Humer <christian.humer@gmail.com> |
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date | Wed, 02 Oct 2013 15:33:08 +0200 |
parents | |
children | 97321295c974 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/nodes/serial/PostOrderDeserializerTest.java Wed Oct 02 15:33:08 2013 +0200 @@ -0,0 +1,184 @@ +/* + * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.truffle.api.test.nodes.serial; + +import java.nio.*; +import java.util.*; + +import org.junit.*; + +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.api.nodes.serial.*; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.EmptyNode; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithArray; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithFields; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithOneChild; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithThreeChilds; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithTwoArray; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.NodeWithTwoChilds; +import com.oracle.truffle.api.test.nodes.serial.TestNodes.StringNode; + +public class PostOrderDeserializerTest { + + private PostOrderDeserializer d; + private TestSerializerConstantPool cp; + + @Before + public void setUp() { + cp = new TestSerializerConstantPool(); + d = new PostOrderDeserializer(cp); + } + + @After + public void tearDown() { + d = null; + cp = null; + } + + private Node deserialize(byte[] bytes) { + return d.deserialize(bytes, Node.class); + } + + @Test + public void testNull() { + createCP(); + Node ast = deserialize(createBytes(VariableLengthIntBuffer.NULL)); + Assert.assertNull(ast); + } + + @Test + public void testSingleNode() { + createCP(EmptyNode.class); + Node expectedAst = new EmptyNode(); + Node ast = deserialize(createBytes(0)); + assertAST(expectedAst, ast); + } + + @Test + public void testThreeChilds() { + createCP(EmptyNode.class, NodeWithThreeChilds.class); + Node expectedAst = new NodeWithThreeChilds(new EmptyNode(), null, new EmptyNode()); + Node ast = deserialize(createBytes(0, VariableLengthIntBuffer.NULL, 0, 1)); + assertAST(expectedAst, ast); + } + + @Test + public void testFields() { + createCP(NodeWithFields.class, "test", Integer.MIN_VALUE, Integer.MAX_VALUE, Long.MIN_VALUE, Long.MAX_VALUE, Float.MIN_VALUE, Float.MAX_VALUE, Double.MIN_VALUE, Double.MAX_VALUE, + (int) Character.MIN_VALUE, (int) Character.MAX_VALUE, (int) Short.MIN_VALUE, (int) Short.MAX_VALUE, (int) Byte.MIN_VALUE, (int) Byte.MAX_VALUE, 1); + NodeWithFields expectedAst = new NodeWithFields("test", Integer.MIN_VALUE, Integer.MAX_VALUE, Long.MIN_VALUE, Long.MAX_VALUE, Float.MIN_VALUE, Float.MAX_VALUE, Double.MIN_VALUE, + Double.MAX_VALUE, Character.MIN_VALUE, Character.MAX_VALUE, Short.MIN_VALUE, Short.MAX_VALUE, Byte.MIN_VALUE, Byte.MAX_VALUE, Boolean.TRUE, Boolean.FALSE); + Node ast = deserialize(createBytes(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 10)); + assertAST(expectedAst, ast); + } + + @Test + public void testFieldsNull() { + createCP(NodeWithFields.class, "test", 0, 0L, 0.0F, 0.0D); + NodeWithFields expectedAst = new NodeWithFields("test", 0, null, 0L, null, 0f, null, 0d, null, (char) 0, null, (short) 0, null, (byte) 0, null, false, null); + int nil = VariableLengthIntBuffer.NULL; + Node ast = deserialize(createBytes(0, 1, 2, nil, 3, nil, 4, nil, 5, nil, 2, nil, 2, nil, 2, nil, 2, nil)); + assertAST(expectedAst, ast); + } + + @Test + public void testNullChilds() { + createCP(Node[].class, NodeWithArray.class); + Node expectedAst = new NodeWithArray(null); + Node ast = deserialize(createBytes(0, VariableLengthIntBuffer.NULL, 1)); + assertAST(expectedAst, ast); + } + + @Test + public void testNChilds() { + Node expectedAst = new NodeWithArray(new Node[]{new EmptyNode(), new NodeWithArray(new Node[]{new EmptyNode(), new EmptyNode(), new EmptyNode()}), new EmptyNode(), new EmptyNode()}); + createCP(Node[].class, 4, EmptyNode.class, 3, NodeWithArray.class); + Node ast = deserialize(createBytes(0, 1, 2, 0, 3, 2, 2, 2, 4, 2, 2, 4)); + + assertAST(expectedAst, ast); + } + + @Test + public void test2xNChilds() { + Node expectedAst = new NodeWithTwoArray(new Node[]{new StringNode("a0"), new StringNode("a1")}, new Node[]{new StringNode("b0"), new StringNode("b1"), new StringNode("b2")}); + createCP(Node[].class, 2, StringNode.class, "a0", "a1", 3, "b0", "b1", "b2", NodeWithTwoArray.class); + Node ast = deserialize(createBytes(0, 1, 2, 3, 2, 4, 0, 5, 2, 6, 2, 7, 2, 8, 9)); + + assertAST(expectedAst, ast); + } + + @Test + public void testBug0() { + Node expectedAst = new NodeWithArray(new Node[]{new NodeWithOneChild(new EmptyNode())}); + + createCP(Node[].class, 1, EmptyNode.class, NodeWithOneChild.class, NodeWithArray.class); + Node ast = deserialize(createBytes(0, 1, 2, 3, 4)); + assertAST(expectedAst, ast); + } + + @Test + public void testBug1() { + Node expectedAst = new NodeWithArray(new Node[]{new NodeWithTwoChilds(new EmptyNode(), new EmptyNode())}); + + createCP(Node[].class, 1, EmptyNode.class, NodeWithTwoChilds.class, NodeWithArray.class); + Node ast = deserialize(createBytes(0, 1, 2, 2, 3, 4)); + assertAST(expectedAst, ast); + } + + private static void assertAST(Node expectedAst, Node actualAst) { + if (expectedAst == null) { + Assert.assertNull(actualAst); + return; + } + + Assert.assertNotNull(actualAst); + // fields are asserted using the corresponding equals implementation + Assert.assertEquals(expectedAst, actualAst); + + Iterable<Node> expectedChildIterator = expectedAst.getChildren(); + Iterator<Node> actualChildIterator = actualAst.getChildren().iterator(); + for (Node node : expectedChildIterator) { + Assert.assertTrue(actualChildIterator.hasNext()); + assertAST(node, actualChildIterator.next()); + } + Assert.assertFalse(actualChildIterator.hasNext()); + } + + private static byte[] createBytes(int... refs) { + VariableLengthIntBuffer buf = new VariableLengthIntBuffer(ByteBuffer.allocate(512)); + for (int i = 0; i < refs.length; i++) { + buf.put(refs[i]); + } + return buf.getBytes(); + } + + private void createCP(Object... cpData) { + for (int i = 0; i < cpData.length; i++) { + Object object = cpData[i]; + + cp.putObject(object.getClass(), object); + + } + } + +}