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fix: Fixes TestableIO/System.IO.Abstractions#1131 #1312

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fix: Fixes TestableIO/System.IO.Abstractions#1131 #1312

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cb3d309
Fixes TestableIO/System.IO.Abstractions#1131
mistial-dev Jul 13, 2025
eb6b880
Fixed code sniffs (codacy).
mistial-dev Jul 13, 2025
96baf92
Refactored `MockFileStream` to simplify content synchronization logic…
mistial-dev Jul 13, 2025
fe15c80
Removed unnecessary unit test and introduced `MaxContentComparisonSiz…
mistial-dev Jul 13, 2025
cb0409a
Add .net 472 support
mistial-dev Jul 13, 2025
bcbf8c3
Formatting fixes
mistial-dev Jul 13, 2025
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29 changes: 25 additions & 4 deletions src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileData.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,8 @@ private MockFileData()
LastWriteTime = now;
LastAccessTime = now;
CreationTime = now;
contents = new byte[0];
contentVersion = 0;
}

/// <summary>
Expand All @@ -76,7 +78,8 @@ public MockFileData(string textContents)
public MockFileData(string textContents, Encoding encoding)
: this()
{
Contents = encoding.GetPreamble().Concat(encoding.GetBytes(textContents)).ToArray();
contents = encoding.GetPreamble().Concat(encoding.GetBytes(textContents)).ToArray();
contentVersion = 1;
}

/// <summary>
Expand All @@ -87,7 +90,8 @@ public MockFileData(string textContents, Encoding encoding)
public MockFileData(byte[] contents)
: this()
{
Contents = contents ?? throw new ArgumentNullException(nameof(contents));
this.contents = contents ?? throw new ArgumentNullException(nameof(contents));
contentVersion = 1;
}


Expand All @@ -105,7 +109,8 @@ public MockFileData(MockFileData template)

accessControl = template.accessControl;
Attributes = template.Attributes;
Contents = template.Contents.ToArray();
contents = template.contents?.ToArray();
contentVersion = template.contentVersion;
CreationTime = template.CreationTime;
LastAccessTime = template.LastAccessTime;
LastWriteTime = template.LastWriteTime;
Expand All @@ -114,10 +119,26 @@ public MockFileData(MockFileData template)
#endif
}

private byte[] contents;
private long contentVersion;

/// <summary>
/// Gets or sets the byte contents of the <see cref="MockFileData"/>.
/// </summary>
public byte[] Contents { get; set; }
public byte[] Contents
{
get => contents;
set
{
contents = value;
contentVersion++;
}
}

/// <summary>
/// Gets the current version of the file contents. This is incremented every time Contents is modified.
/// </summary>
internal long ContentVersion => contentVersion;

/// <summary>
/// Gets or sets the file version info of the <see cref="MockFileData"/>
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