public void ValidateReturnsExpectedResultWhenEntryStreamIsEmpty()
{
var sut = new ZipArchiveDbaseEntryValidator <FakeDbaseRecord>(
Encoding.Default,
new FakeDbaseSchema(),
new FakeDbaseRecordValidator());
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.HasDbaseHeaderFormatError(
new EndOfStreamException("Unable to read beyond the end of the stream."))
),
result,
new FileProblemComparer());
}
}
}
public void ValidateEntryCanNotBeNull()
{
var sut = new ZipArchiveDbaseEntryValidator <FakeDbaseRecord>(
Encoding.Default,
new FakeDbaseSchema(),
new FakeDbaseRecordValidator());
Assert.Throws <ArgumentNullException>(() => sut.Validate(null));
}
public void ValidatePassesExpectedDbaseRecordsToDbaseRecordValidator()
{
var schema = new FakeDbaseSchema();
var validator = new CollectDbaseRecordValidator();
var sut = new ZipArchiveDbaseEntryValidator <FakeDbaseRecord>(
Encoding.UTF8,
schema,
validator);
var records = new []
{
new FakeDbaseRecord {
Field = { Value = 1 }
},
new FakeDbaseRecord {
Field = { Value = 2 }
}
};
var date = DateTime.Today;
var header = new DbaseFileHeader(
date,
DbaseCodePage.Western_European_ANSI,
new DbaseRecordCount(records.Length),
schema);
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);
}
writer.Write(DbaseRecord.EndOfFile);
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);
}
}
}
public void ValidateReturnsExpectedResultWhenDbaseRecordValidatorReturnsErrors()
{
var problems = new FileProblem[]
{
new FileError("file1", "error1", new ProblemParameter("parameter1", "value1")),
new FileWarning("file2", "error2", new ProblemParameter("parameter2", "value2"))
};
var schema = new FakeDbaseSchema();
var sut = new ZipArchiveDbaseEntryValidator <FakeDbaseRecord>(
Encoding.UTF8,
schema,
new FakeDbaseRecordValidator(problems));
var date = DateTime.Today;
var header = new DbaseFileHeader(
date,
DbaseCodePage.Western_European_ANSI,
new DbaseRecordCount(0),
schema);
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 ValidateReturnsExpectedResultWhenDbaseFileHeaderDoesNotMatch()
{
var sut = new ZipArchiveDbaseEntryValidator <FakeDbaseRecord>(
Encoding.UTF8,
new FakeDbaseSchema(),
new FakeDbaseRecordValidator());
var date = DateTime.Today;
var header = new DbaseFileHeader(
date,
DbaseCodePage.Western_European_ANSI,
new DbaseRecordCount(0),
new AnonymousDbaseSchema(new DbaseField[0]));
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.Single(entry.HasDbaseSchemaMismatch(
new FakeDbaseSchema(),
new AnonymousDbaseSchema(new DbaseField[0]))
),
result);
}
}
}
public void ValidateReturnsExpectedResultWhenEntryStreamContainsMalformedDbaseHeader()
{
var sut = new ZipArchiveDbaseEntryValidator <FakeDbaseRecord>(
Encoding.Default,
new FakeDbaseSchema(),
new FakeDbaseRecordValidator());
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.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.HasDbaseHeaderFormatError(
new DbaseFileHeaderException("The database file type must be 3 (dBase III)."))
),
result,
new FileProblemComparer());
}
}
}