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ProcessCollectionTests.cs
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ProcessCollectionTests.cs
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Collections;
using System.Linq;
using Microsoft.DotNet.RemoteExecutor;
using Xunit;
namespace System.Diagnostics.Tests
{
public class ProcessCollectionTests : ProcessTestBase
{
[Fact]
public void TestModuleCollectionBehavior()
{
ProcessModule[] mArray = Process.GetCurrentProcess().Modules.Cast<ProcessModule>().ToArray();
// Constructor
ProcessModuleCollection moduleCollection = new ProcessModuleCollection(mArray);
// Count
Assert.Equal(mArray.Count(), moduleCollection.Count);
// get_item, Contains, IndexOf
for (int i = 0; i < mArray.Count(); i++)
{
Assert.Equal(mArray[i], moduleCollection[i]);
Assert.True(moduleCollection.Contains(mArray[i]));
Assert.Equal(i, moduleCollection.IndexOf(mArray[i]));
}
// CopyTo
ProcessModule[] moduleArray = new ProcessModule[moduleCollection.Count + 1];
moduleCollection.CopyTo(moduleArray, 1);
for (int i = 0; i < mArray.Count(); i++)
{
Assert.Equal(mArray[i], moduleArray[i + 1]);
}
Assert.Throws<ArgumentOutOfRangeException>(() => moduleCollection.CopyTo(moduleArray, -1));
// Explicit interface implementations
Assert.False(((ICollection)moduleCollection).IsSynchronized);
Assert.NotNull(((ICollection)moduleCollection).SyncRoot);
moduleArray = new ProcessModule[moduleCollection.Count];
((ICollection)moduleCollection).CopyTo(moduleArray, 0);
Assert.Equal(moduleCollection.Cast<ProcessModule>().ToArray(), moduleArray);
// GetEnumerator
IEnumerator enumerator = moduleCollection.GetEnumerator();
Assert.Throws<InvalidOperationException>(() => enumerator.Current);
for (int i = 0; i < moduleCollection.Count; i++)
{
enumerator.MoveNext();
Assert.Equal(moduleCollection[i], enumerator.Current);
}
}
[ConditionalFact(typeof(RemoteExecutor), nameof(RemoteExecutor.IsSupported))]
public void TestThreadCollectionBehavior()
{
CreateDefaultProcess();
ProcessThread[] tArray = _process.Threads.Cast<ProcessThread>().ToArray();
int countOfTArray = tArray.Count();
// constructor
ProcessThreadCollection threadCollection = new ProcessThreadCollection(tArray);
// Count
Assert.Equal(countOfTArray, threadCollection.Count);
// get_item, Contains, IndexOf
for (int i = 0; i < countOfTArray; i++)
{
Assert.Equal(tArray[i], threadCollection[i]);
Assert.True(threadCollection.Contains(tArray[i]));
Assert.Equal(i, threadCollection.IndexOf(tArray[i]));
}
// CopyTo
ProcessThread[] threadArray = new ProcessThread[threadCollection.Count + 1];
threadCollection.CopyTo(threadArray, 1);
for (int i = 0; i < countOfTArray; i++)
{
Assert.Equal(tArray[i], threadArray[i + 1]);
}
Assert.Throws<ArgumentOutOfRangeException>(() => threadCollection.CopyTo(threadArray, -1));
// Remove
threadCollection.Remove(tArray[0]);
Assert.Equal(-1, threadCollection.IndexOf(tArray[0]));
Assert.False(threadCollection.Contains(tArray[0]));
// Try remove non existent member
threadCollection.Remove(tArray[0]);
// Cleanup after remove
threadCollection.Insert(0, tArray[0]);
// Add
threadCollection.Add(default(ProcessThread));
Assert.Equal(threadCollection.Count - 1, threadCollection.IndexOf(default(ProcessThread)));
// Add same member again
threadCollection.Add(default(ProcessThread));
Assert.Equal(threadCollection.Count - 2, threadCollection.IndexOf(default(ProcessThread)));
Assert.Equal(default(ProcessThread), threadCollection[threadCollection.Count - 1]);
// Cleanup after Add.
threadCollection.Remove(default(ProcessThread));
threadCollection.Remove(default(ProcessThread));
Assert.False(threadCollection.Contains(default(ProcessThread)));
// Insert
int index = threadCollection.Count / 2;
int initialCount = threadCollection.Count;
threadCollection.Insert(index, null);
Assert.Equal(index, threadCollection.IndexOf(null));
Assert.Equal(initialCount + 1, threadCollection.Count);
// Insert at invalid index
Assert.Throws<ArgumentOutOfRangeException>(() => threadCollection.Insert(-1, tArray[0]));
// Explicit interface implementations
Assert.False(((ICollection)threadCollection).IsSynchronized);
Assert.NotNull(((ICollection)threadCollection).SyncRoot);
threadArray = new ProcessThread[threadCollection.Count];
((ICollection)threadCollection).CopyTo(threadArray, 0);
Assert.Equal(threadCollection.Cast<ProcessThread>().ToArray(), threadArray);
// GetEnumerator
IEnumerator enumerator = threadCollection.GetEnumerator();
Assert.Throws<InvalidOperationException>(() => enumerator.Current);
for (int i = 0; i < threadCollection.Count; i++)
{
enumerator.MoveNext();
Assert.Equal(threadCollection[i], enumerator.Current);
}
}
}
}