57 lines
1.7 KiB
C#
57 lines
1.7 KiB
C#
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT License.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using PSTests.Internal;
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using Xunit.Abstractions;
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using Xunit.Sdk;
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namespace TestOrder.TestCaseOrdering
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{
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public class PriorityOrderer : ITestCaseOrderer
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{
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public IEnumerable<TTestCase> OrderTestCases<TTestCase>(IEnumerable<TTestCase> testCases) where TTestCase : ITestCase
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{
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var sortedMethods = new SortedDictionary<int, List<TTestCase>>();
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foreach (TTestCase testCase in testCases)
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{
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int priority = 0;
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foreach (IAttributeInfo attr in testCase.TestMethod.Method.GetCustomAttributes(typeof(PriorityAttribute).AssemblyQualifiedName))
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{
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priority = attr.GetNamedArgument<int>("Priority");
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}
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GetOrCreate(sortedMethods, priority).Add(testCase);
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}
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foreach (var list in sortedMethods.Keys.Select(priority => sortedMethods[priority]))
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{
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list.Sort((x, y) => StringComparer.OrdinalIgnoreCase.Compare(x.TestMethod.Method.Name, y.TestMethod.Method.Name));
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foreach (TTestCase testCase in list)
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{
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yield return testCase;
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}
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}
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}
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private static TValue GetOrCreate<TKey, TValue>(IDictionary<TKey, TValue> dictionary, TKey key) where TValue : new()
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{
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TValue result;
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if (dictionary.TryGetValue(key, out result))
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{
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return result;
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}
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result = new TValue();
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dictionary[key] = result;
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return result;
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}
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}
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}
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