public void ValidateReturnsExpectedResultWhenEntryStreamIsEmpty()
{
var sut = new ZipArchiveShapeEntryValidator(
Encoding.Default,
new FakeShapeRecordValidator());
using (var stream = new MemoryStream())
{
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create, true))
{
archive.CreateEntry("entry");
}
stream.Flush();
stream.Position = 0;
using (var archive = new ZipArchive(stream, ZipArchiveMode.Read, true))
{
var entry = archive.GetEntry("entry");
var result = sut.Validate(entry);
Assert.Equal(
ZipArchiveProblems.Single(entry.HasShapeHeaderFormatError(
new EndOfStreamException("Unable to read beyond the end of the stream."))
),
result,
new FileProblemComparer());
}
}
}
public void ValidateEntryCanNotBeNull()
{
var sut = new ZipArchiveShapeEntryValidator(
Encoding.Default,
new FakeShapeRecordValidator());
Assert.Throws <ArgumentNullException>(() => sut.Validate(null));
}
public void ValidatePassesExpectedShapeRecordsToShapeRecordValidator()
{
var validator = new CollectShapeRecordValidator();
var sut = new ZipArchiveShapeEntryValidator(Encoding.UTF8, validator);
var records = _fixture.CreateMany <ShapeRecord>(2).ToArray();
var fileSize = records.Aggregate(ShapeFileHeader.Length, (length, record) => length.Plus(record.Length));
var header = new ShapeFileHeader(
fileSize,
ShapeType.Point,
BoundingBox3D.Empty);
using (var stream = new MemoryStream())
{
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create, true))
{
var entry = archive.CreateEntry("entry");
using (var entryStream = entry.Open())
using (var writer = new BinaryWriter(entryStream, Encoding.UTF8))
{
header.Write(writer);
foreach (var record in records)
{
record.Write(writer);
}
entryStream.Flush();
}
}
stream.Flush();
stream.Position = 0;
using (var archive = new ZipArchive(stream, ZipArchiveMode.Read, true))
{
var entry = archive.GetEntry("entry");
var result = sut.Validate(entry);
Assert.Equal(ZipArchiveProblems.None, result);
Assert.Equal(records, validator.Collected, new ShapeRecordEqualityComparer());
}
}
}
public void ValidateReturnsExpectedResultWhenShapeRecordValidatorReturnsErrors()
{
var problems = new FileProblem[]
{
new FileError("file1", "error1", new ProblemParameter("parameter1", "value1")),
new FileWarning("file2", "error2", new ProblemParameter("parameter2", "value2"))
};
var sut = new ZipArchiveShapeEntryValidator(
Encoding.UTF8,
new FakeShapeRecordValidator(problems));
var header = new ShapeFileHeader(
ShapeFileHeader.Length,
ShapeType.Point,
BoundingBox3D.Empty);
using (var stream = new MemoryStream())
{
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create, true))
{
var entry = archive.CreateEntry("entry");
using (var entryStream = entry.Open())
using (var writer = new BinaryWriter(entryStream, Encoding.UTF8))
{
header.Write(writer);
entryStream.Flush();
}
}
stream.Flush();
stream.Position = 0;
using (var archive = new ZipArchive(stream, ZipArchiveMode.Read, true))
{
var entry = archive.GetEntry("entry");
var result = sut.Validate(entry);
Assert.Equal(
ZipArchiveProblems.None.AddRange(problems),
result);
}
}
}
public void ValidateReturnsExpectedResultWhenEntryStreamContainsMalformedShapeHeader()
{
var sut = new ZipArchiveShapeEntryValidator(
Encoding.Default,
new FakeShapeRecordValidator());
using (var stream = new MemoryStream())
{
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create, true))
{
var entry = archive.CreateEntry("entry");
using (var entryStream = entry.Open())
{
entryStream.WriteByte(0);
entryStream.WriteByte(0);
entryStream.WriteByte(0);
entryStream.WriteByte(0);
entryStream.Flush();
}
}
stream.Flush();
stream.Position = 0;
using (var archive = new ZipArchive(stream, ZipArchiveMode.Read, true))
{
var entry = archive.GetEntry("entry");
var result = sut.Validate(entry);
Assert.Equal(
ZipArchiveProblems.Single(entry.HasShapeHeaderFormatError(
new ShapeFileHeaderException("The File Code field does not match 9994."))
),
result,
new FileProblemComparer());
}
}
}
