| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.expressions; |
| |
| |
| import org.apache.lucene.expressions.js.JavascriptCompiler; |
| import org.apache.lucene.search.DoubleValuesSource; |
| import org.apache.lucene.util.LuceneTestCase; |
| |
| /** Tests validation of bindings */ |
| public class TestExpressionValidation extends LuceneTestCase { |
| |
| public void testValidExternals() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("valid0", DoubleValuesSource.fromIntField("valid0")); |
| bindings.add("valid1", DoubleValuesSource.fromIntField("valid1")); |
| bindings.add("valid2", DoubleValuesSource.fromIntField("valid2")); |
| bindings.add("_score", DoubleValuesSource.SCORES); |
| bindings.add("valide0", JavascriptCompiler.compile("valid0 - valid1 + valid2 + _score")); |
| bindings.validate(); |
| bindings.add("valide1", JavascriptCompiler.compile("valide0 + valid0")); |
| bindings.validate(); |
| bindings.add("valide2", JavascriptCompiler.compile("valide0 * valide1")); |
| bindings.validate(); |
| } |
| |
| public void testInvalidExternal() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("valid", DoubleValuesSource.fromIntField("valid")); |
| bindings.add("invalid", JavascriptCompiler.compile("badreference")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Invalid reference")); |
| } |
| |
| public void testInvalidExternal2() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("valid", DoubleValuesSource.fromIntField("valid")); |
| bindings.add("invalid", JavascriptCompiler.compile("valid + badreference")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Invalid reference")); |
| } |
| |
| public void testSelfRecursion() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("cycle0", JavascriptCompiler.compile("cycle0")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Cycle detected")); |
| } |
| |
| public void testCoRecursion() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("cycle0", JavascriptCompiler.compile("cycle1")); |
| bindings.add("cycle1", JavascriptCompiler.compile("cycle0")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Cycle detected")); |
| } |
| |
| public void testCoRecursion2() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("cycle0", JavascriptCompiler.compile("cycle1")); |
| bindings.add("cycle1", JavascriptCompiler.compile("cycle2")); |
| bindings.add("cycle2", JavascriptCompiler.compile("cycle0")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Cycle detected")); |
| } |
| |
| public void testCoRecursion3() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("cycle0", JavascriptCompiler.compile("100")); |
| bindings.add("cycle1", JavascriptCompiler.compile("cycle0 + cycle2")); |
| bindings.add("cycle2", JavascriptCompiler.compile("cycle0 + cycle1")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Cycle detected")); |
| } |
| |
| public void testCoRecursion4() throws Exception { |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.add("cycle0", JavascriptCompiler.compile("100")); |
| bindings.add("cycle1", JavascriptCompiler.compile("100")); |
| bindings.add("cycle2", JavascriptCompiler.compile("cycle1 + cycle0 + cycle3")); |
| bindings.add("cycle3", JavascriptCompiler.compile("cycle0 + cycle1 + cycle2")); |
| IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> { |
| bindings.validate(); |
| }); |
| assertTrue(expected.getMessage().contains("Cycle detected")); |
| } |
| } |