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Add benchmarking for whitespace detection in spans #4641

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Add benchmarking for whitespace detection in spans #4641

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df93072
Add benchmarking for whitespace detection in strings
AlexRadch Jan 15, 2025
1fe3281
Update IsWhiteSpaceArguments
AlexRadch Jan 15, 2025
b10d16b
Remove unnecessary string yields in ReadOnlySpan.cs
AlexRadch Jan 17, 2025
516f59c
Updated the `IsWhiteSpace `method to test for whitespace characters o…
AlexRadch Jan 22, 2025
e4ab65e
Updated tests for nine whitespaces.
AlexRadch Jan 22, 2025
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20 changes: 20 additions & 0 deletions src/benchmarks/micro/libraries/System.Memory/ReadOnlySpan.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,26 @@ public static IEnumerable<object> TrimArguments()
yield return "abcdefg";
}

[Benchmark]
[ArgumentsSource(nameof(IsWhiteSpaceArguments))]
[MemoryRandomization]
public bool IsWhiteSpace(string input) => input.AsSpan().IsWhiteSpace();

public static IEnumerable<object> IsWhiteSpaceArguments()
{
yield return "";
yield return "0abcdefg";
yield return " 1abcdefg";
yield return " 2abcdefg";
yield return " 4abcdefg";
yield return " 6abcdefg";
yield return " 7abcdefg";
yield return " 8abcdefg";
yield return " 9abcdefg";
yield return " 16abcdefg";
yield return " 32abcdefg";
}

private static string GenerateInputString(char source, int count, char replaceChar, int replacePos)
{
char[] str = new char[count];
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