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Move GetBytesReadable to Core, add tests

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This commit is contained in:
Matt Nadareski
2025-04-14 20:45:02 -04:00
parent 44f96e7ef0
commit d45f903d41
5 changed files with 86 additions and 59 deletions
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57
SabreTools.Reports/BaseReport.cs
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@@ -41,62 +41,5 @@ namespace SabreTools.Reports
/// <param name="throwOnError">True if the error that is thrown should be thrown back to the caller, false otherwise</param>
/// <returns>True if the report was written correctly, false otherwise</returns>
public abstract bool WriteToFile(string? outfile, bool baddumpCol, bool nodumpCol, bool throwOnError = false);
/// <summary>
/// Returns the human-readable file size for an arbitrary, 64-bit file size
/// The default format is "0.### XB", e.g. "4.2 KB" or "1.434 GB"
/// </summary>
/// <param name="input"></param>
/// <returns>Human-readable file size</returns>
/// <link>http://www.somacon.com/p576.php</link>
protected internal static string GetBytesReadable(long input)
{
// Get absolute value
long absolute_i = (input < 0 ? -input : input);
// Determine the suffix and readable value
string suffix;
double readable;
if (absolute_i >= 0x1000000000000000) // Exabyte
{
suffix = "EB";
readable = (input >> 50);
}
else if (absolute_i >= 0x4000000000000) // Petabyte
{
suffix = "PB";
readable = (input >> 40);
}
else if (absolute_i >= 0x10000000000) // Terabyte
{
suffix = "TB";
readable = (input >> 30);
}
else if (absolute_i >= 0x40000000) // Gigabyte
{
suffix = "GB";
readable = (input >> 20);
}
else if (absolute_i >= 0x100000) // Megabyte
{
suffix = "MB";
readable = (input >> 10);
}
else if (absolute_i >= 0x400) // Kilobyte
{
suffix = "KB";
readable = input;
}
else
{
return input.ToString("0 B"); // Byte
}
// Divide by 1024 to get fractional value
readable /= 1024;
// Return formatted number with suffix
return readable.ToString("0.### ") + suffix;
}
}
}