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Add format-specific ArchiveInformation details

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This commit is contained in:
copilot-swe-agent[bot]
2026-07-28 16:45:31 +00:00
committed by GitHub
parent 0d317bb466
commit d301cb365f
4 changed files with 192 additions and 3 deletions
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51
tests/SharpCompress.Test/ArchiveFactoryTests.cs
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@@ -760,6 +760,57 @@ public class ArchiveFactoryTests : TestBase
Assert.Equal(startPosition, stream.Position);
}
[Theory]
[InlineData("Zip.none.datadescriptors.zip", true)]
[InlineData("Zip.deflate.zip", false)]
public void GetArchiveInformation_ZipDataDescriptorEntryCount(
string archiveName,
bool expectsDataDescriptorTrailers
)
{
using var stream = File.OpenRead(GetTestArchivePath(archiveName));
var info = ArchiveFactory.GetArchiveInformation(stream);
Assert.NotNull(info);
Assert.Equal(ArchiveType.Zip, info.Type);
Assert.NotNull(info.ZipDataDescriptorEntryCount);
Assert.Equal(expectsDataDescriptorTrailers, info.ZipDataDescriptorEntryCount > 0);
}
[Theory]
[InlineData("7Zip.solid.7z", true)]
[InlineData("7Zip.nonsolid.7z", false)]
[InlineData("Rar.rar", false)]
public void GetArchiveInformation_SolidStreamCount(string archiveName, bool expectsSolidStreams)
{
using var stream = File.OpenRead(GetTestArchivePath(archiveName));
var info = ArchiveFactory.GetArchiveInformation(stream);
Assert.NotNull(info);
Assert.NotNull(info.SolidStreamCount);
Assert.Equal(expectsSolidStreams, info.SolidStreamCount > 0);
}
[Theory]
[InlineData("Zip.none.datadescriptors.zip", true)]
[InlineData("7Zip.solid.7z", true)]
public async ValueTask GetArchiveInformationAsync_IncludesFormatSpecificDetails(
string archiveName,
bool expectsAnyFormatSpecificDetails
)
{
using var stream = File.OpenRead(GetTestArchivePath(archiveName));
var info = await ArchiveFactory.GetArchiveInformationAsync(stream);
Assert.NotNull(info);
var hasZipDetail = info.ZipDataDescriptorEntryCount > 0;
var hasSolidDetail = info.SolidStreamCount > 0;
Assert.Equal(expectsAnyFormatSpecificDetails, hasZipDetail || hasSolidDetail);
}
private MemoryStream CreatePrefixedArchiveStream(string archiveName, int prefixLength)
{
var archiveBytes = File.ReadAllBytes(GetTestArchivePath(archiveName));