| #region License |
| |
| /* |
| * 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. |
| */ |
| |
| #endregion |
| |
| using System; |
| using System.Collections.Generic; |
| using System.Linq; |
| using System.Reflection; |
| using Gremlin.Net.Process.Traversal.Strategy; |
| using Gremlin.Net.Process.Traversal.Strategy.Optimization; |
| using Gremlin.Net.Process.Traversal.Strategy.Verification; |
| using Xunit; |
| |
| namespace Gremlin.Net.UnitTest.Process.Traversal.Strategy |
| { |
| public class StrategyTests |
| { |
| [Fact] |
| public void ShouldReturnFalseForEqualsOfStrategiesWithDifferentStrategyNames() |
| { |
| var firstStrategy = new TestStrategy("aConfigKey", "aConfigValue"); |
| var secondStrategy = new IncidentToAdjacentStrategy(); |
| |
| var areEqual = firstStrategy.Equals(secondStrategy); |
| |
| Assert.False(areEqual); |
| } |
| |
| [Fact] |
| public void ShouldReturnTrueForEqualsOfStrategiesWithEqualNamesButDifferentConfigurations() |
| { |
| var firstStrategy = new TestStrategy("aConfigKey", "aConfigValue"); |
| var secondStrategy = new TestStrategy("anotherKey", "anotherValue"); |
| |
| var areEqual = firstStrategy.Equals(secondStrategy); |
| |
| Assert.True(areEqual); |
| } |
| |
| [Fact] |
| public void ShouldReturnDifferentHashcodesForStrategiesWithDifferentNames() |
| { |
| var firstStrategy = new TestStrategy(); |
| var secondStrategy = new ReadOnlyStrategy(); |
| |
| var firstHashCode = firstStrategy.GetHashCode(); |
| var secondHashCode = secondStrategy.GetHashCode(); |
| |
| Assert.NotEqual(firstHashCode, secondHashCode); |
| } |
| |
| [Fact] |
| public void ShouldReturnEqualHashcodesForStrategiesWithEqualNamesButDifferentConfigurations() |
| { |
| var firstStrategy = new TestStrategy("aConfigKey", "aConfigValue"); |
| var secondStrategy = new TestStrategy("anotherKey", "anotherValue"); |
| |
| var firstHashCode = firstStrategy.GetHashCode(); |
| var secondHashCode = secondStrategy.GetHashCode(); |
| |
| Assert.Equal(firstHashCode, secondHashCode); |
| } |
| |
| [Fact] |
| public void ShouldReturnClassNameForStrategyNameProperty() |
| { |
| var testStrategy = new TestStrategy(); |
| |
| Assert.Equal("TestStrategy", testStrategy.StrategyName); |
| } |
| |
| [Fact] |
| public void ShouldReturnStrategyNameWhenForToString() |
| { |
| var testStrategy = new TestStrategy(); |
| |
| var strategyStr = testStrategy.ToString(); |
| |
| Assert.Equal("TestStrategy", strategyStr); |
| } |
| |
| [Fact] |
| public void AllStrategiesShouldHaveADefaultConstructor() |
| { |
| // We need a default constructor as the ClassWriter needs that for serialization |
| foreach (var type in _allStrategyTypes) |
| { |
| Assert.True(HasParameterlessConstructor(type), $"{type} has no parameterless constructor"); |
| } |
| } |
| |
| private readonly IEnumerable<Type> _allStrategyTypes = typeof(AbstractTraversalStrategy).GetTypeInfo().Assembly |
| .GetTypes().Where(t => typeof(AbstractTraversalStrategy).IsAssignableFrom(t)) |
| .Where(t => t != typeof(AbstractTraversalStrategy)); |
| |
| private bool HasParameterlessConstructor(Type type) |
| { |
| try |
| { |
| Activator.CreateInstance(type); |
| return true; |
| } |
| catch (Exception) |
| { |
| return false; |
| } |
| } |
| } |
| |
| internal class TestStrategy : AbstractTraversalStrategy |
| { |
| public TestStrategy() |
| { |
| } |
| |
| public TestStrategy(string configKey, dynamic configValue) |
| { |
| Configuration[configKey] = configValue; |
| } |
| } |
| } |