Example #1
0
 public static float GetVolumeOfIntersection(BoundingSphere node, ParallelQuery <BoundingSphere> allNodes)
 {
     return(ParallelEnumerable.Sum(
                ParallelEnumerable.Select(
                    allNodes,
                    b => BoundingSphere.IntersectionVolume(node, b))
                ));
 }
Example #2
0
        ///	<summary>
        ///	测试并行2.
        ///	</summary>
        public void     TestParallel2()
        {
            Console.WriteLine("并行LINQ处理开始:" + DateTime.Now.ToString());
            // 一个1开始, 长度为 10 的序列.
            var source = Enumerable.Range(1, 10);
            // 并行 LINQ。
            var query = from num in     source.AsParallel()
                        select num;
            // 定义一个	Func<PLinq中的对象,	返回值> 委托
            Func <int, int> convertMethod = LongTimeCompute;

            Console.WriteLine(
                String.Format("最大值:{0};最小值:{1};平均值{2}合计值{3};行数{4}",
                              ParallelEnumerable.Max(query, convertMethod),
                              ParallelEnumerable.Min(query, convertMethod),
                              ParallelEnumerable.Average(query, convertMethod),
                              ParallelEnumerable.Sum(query, convertMethod),
                              ParallelEnumerable.Count(query)
                              ));
            Console.WriteLine("并行LINQ处理结束:" + DateTime.Now.ToString());
            Console.WriteLine();
        }
        public static void RunParallelEnumerableExceptionsTests()
        {
            int[] ints = new int[0];
            ParallelQuery <int> pquery = ints.AsParallel();

            //AsParallel
            Assert.Throws <ArgumentNullException>(() => ((IEnumerable <int>)null).AsParallel());
            Assert.Throws <ArgumentNullException>(() => ((IEnumerable)null).AsParallel());
            Assert.Throws <ArgumentNullException>(() => ((Partitioner <int>)null).AsParallel());

            //AsOrdered
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.AsOrdered((ParallelQuery <int>)null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.AsOrdered((ParallelQuery)null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.AsUnordered <int>((ParallelQuery <int>)null));

            //With*
            Assert.Throws <ArgumentException>(() => ParallelEnumerable.WithExecutionMode(pquery, (ParallelExecutionMode)100));
            Assert.Throws <ArgumentException>(() => ParallelEnumerable.WithMergeOptions(pquery, (ParallelMergeOptions)100));

            //Obsoleted operators
#pragma warning disable 618 //disable build warnning for Obsoleted methods
            Assert.Throws <NotSupportedException>(() => ParallelEnumerable.Zip <int, int, int>(null, (IEnumerable <int>)null, null));
            Assert.Throws <NotSupportedException>(() => ParallelEnumerable.Join <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null));
            Assert.Throws <NotSupportedException>(() => ParallelEnumerable.Join <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null, null));
            Assert.Throws <NotSupportedException>(() => ParallelEnumerable.GroupJoin <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null));
            Assert.Throws <NotSupportedException>(() => ParallelEnumerable.GroupJoin <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null, null));
#pragma warning restore 618

            //SelectMany
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.SelectMany <int, int, int>(null, (Func <int, int, IEnumerable <int> >)null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.SelectMany <int, int, int>(pquery, (Func <int, int, IEnumerable <int> >)null, null));

            //OrderBy
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderBy <int, int>(null, null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderBy <int, int>(pquery, null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderByDescending <int, int>(null, null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderByDescending <int, int>(pquery, null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenBy <int, int>(null, null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenBy <int, int>(pquery.OrderBy(x => x), null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenByDescending <int, int>(null, null, null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenByDescending <int, int>(pquery.OrderBy(x => x), null, null));

            //GroupBy
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int>((ParallelQuery <int>)null, i => i, (i, j) => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int>(pquery, null, (i, j) => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int>(pquery, i => i, (Func <int, IEnumerable <int>, int>)null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>((ParallelQuery <int>)null, i => i, i => i, (i, j) => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>(pquery, null, i => i, (i, j) => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>(pquery, i => i, null, (i, j) => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>(pquery, i => i, i => i, (Func <int, IEnumerable <int>, int>)null));

            //Aggregate
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>((ParallelQuery <int>)null, 0, (i, j) => i, (i, j) => i, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>(pquery, 0, null, (i, j) => i, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>(pquery, 0, (i, j) => i, null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>(pquery, 0, (i, j) => i, (i, j) => i, null));

            //Count
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Count((ParallelQuery <int>)null, i => true));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Count(pquery, null));

            //Sum
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <int>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <int?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <long>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <long?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <float>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <float?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double?>)null, i => i));

            //Min
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <int>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <int?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <long>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <long?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <float>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <float?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double?>)null, i => i));

            //Max
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <int>)null));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <int>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <int?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <long>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <long?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <float>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <float?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double?>)null, i => i));

            //Average
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <int>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <int?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <long>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <long?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <float>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <float?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double?>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double>)null, i => i));
            Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double?>)null, i => i));
        }