public void WriteManyOnDisposedInstanceHasExpectedResult()
{
var shapeType = _fixture.Create <ShapeType>();
var recordCount = _fixture.Create <ShapeRecordCount>();
var expectedRecords = GenerateManyRecords(shapeType, recordCount);
var length = expectedRecords.Aggregate(ShapeFileHeader.Length,
(result, current) => result.Plus(current.Length));
var boundingBox = expectedRecords.Aggregate(BoundingBox3D.Empty,
(result, current) =>
{
if (current.Content is PointShapeContent pointContent)
{
return(result.ExpandWith(BoundingBox3D.FromGeometry(pointContent.Shape)));
}
if (current.Content is PolyLineMShapeContent lineContent)
{
return(result.ExpandWith(BoundingBox3D.FromGeometry(lineContent.Shape)));
}
return(result);
});
var expectedHeader = new ShapeFileHeader(length, shapeType, boundingBox);
using (var stream = new MemoryStream())
{
using (var sut = new ShapeBinaryWriter(expectedHeader, new BinaryWriter(stream, Encoding.ASCII, true)))
{
sut.Dispose();
Assert.Throws <ObjectDisposedException>(() => sut.Write(expectedRecords));
}
}
}
public void WriteOneOnDisposedInstanceHasExpectedResult()
{
var shapeType = _fixture.Create <ShapeType>();
var expectedRecord = GenerateOneRecord(shapeType);
var length = ShapeFileHeader.Length.Plus(expectedRecord.Length);
var boundingBox = BoundingBox3D.Empty;
if (expectedRecord.Content is PointShapeContent pointContent)
{
boundingBox = BoundingBox3D.FromGeometry(pointContent.Shape);
}
if (expectedRecord.Content is PolyLineMShapeContent lineContent)
{
boundingBox = BoundingBox3D.FromGeometry(lineContent.Shape);
}
var expectedHeader = new ShapeFileHeader(length, shapeType, boundingBox);
using (var stream = new MemoryStream())
{
using (var sut = new ShapeBinaryWriter(expectedHeader, new BinaryWriter(stream, Encoding.ASCII, true)))
{
sut.Dispose();
Assert.Throws <ObjectDisposedException>(() => sut.Write(expectedRecord));
}
}
}
public void PropertiesReturnExpectedValues()
{
var header = _fixture.Create <ShapeFileHeader>();
using (var writer = new BinaryWriter(new MemoryStream()))
using (var sut = new ShapeBinaryWriter(header, writer))
{
Assert.Same(header, sut.Header);
Assert.Same(writer, sut.Writer);
}
}
public void WriteManyHasExpectedResult()
{
var shapeType = _fixture.Create <ShapeType>();
var recordCount = _fixture.Create <ShapeRecordCount>();
var expectedRecords = GenerateManyRecords(shapeType, recordCount);
var length = expectedRecords.Aggregate(ShapeFileHeader.Length,
(result, current) => result.Plus(current.Length));
var boundingBox = expectedRecords.Aggregate(BoundingBox3D.Empty,
(result, current) =>
{
if (current.Content is PointShapeContent pointContent)
{
return(result.ExpandWith(BoundingBox3D.FromGeometry(pointContent.Shape)));
}
if (current.Content is PolyLineMShapeContent lineContent)
{
return(result.ExpandWith(BoundingBox3D.FromGeometry(lineContent.Shape)));
}
if (current.Content is PolygonShapeContent polygonContent)
{
return(result.ExpandWith(BoundingBox3D.FromGeometry(polygonContent.Shape)));
}
return(result);
});
var expectedHeader = new ShapeFileHeader(length, shapeType, boundingBox);
using (var stream = new MemoryStream())
{
using (var sut = new ShapeBinaryWriter(expectedHeader, new BinaryWriter(stream, Encoding.ASCII, true)))
{
//Act
sut.Write(expectedRecords);
}
// Assert
stream.Position = 0;
using (var reader = new BinaryReader(stream, Encoding.ASCII, true))
{
var actualHeader = ShapeFileHeader.Read(reader);
var actualRecords = new List <ShapeRecord>();
while (reader.BaseStream.Position != reader.BaseStream.Length)
{
actualRecords.Add(ShapeRecord.Read(reader));
}
Assert.Equal(expectedHeader, actualHeader);
Assert.Equal(expectedRecords, actualRecords, new ShapeRecordEqualityComparer());
}
}
}
public void WriteOneRecordCanNotBeNull()
{
var expectedHeader = new ShapeFileHeader(
ShapeFileHeader.Length,
_fixture.Create <ShapeType>(),
BoundingBox3D.Empty
);
using (var stream = new MemoryStream())
{
using (var sut = new ShapeBinaryWriter(expectedHeader, new BinaryWriter(stream, Encoding.ASCII, true)))
{
Assert.Throws <ArgumentNullException>(() => sut.Write((ShapeRecord)null));
}
}
}
public void DisposeHasExpectedResult()
{
var expectedHeader = new ShapeFileHeader(
ShapeFileHeader.Length,
_fixture.Create <ShapeType>(),
BoundingBox3D.Empty
);
using (var stream = new MemoryStream())
{
using (var writer = new BinaryWriter(stream, Encoding.ASCII, false))
using (var sut = new ShapeBinaryWriter(expectedHeader, writer))
{
sut.Dispose();
Assert.Throws <ObjectDisposedException>(() => writer.Write(_fixture.Create <byte>()));
}
}
}
public void WriteOneHasExpectedResult()
{
var shapeType = _fixture.Create <ShapeType>();
var expectedRecord = GenerateOneRecord(shapeType);
var length = ShapeFileHeader.Length.Plus(expectedRecord.Length);
var boundingBox = BoundingBox3D.Empty;
if (expectedRecord.Content is PointShapeContent pointContent)
{
boundingBox = BoundingBox3D.FromGeometry(pointContent.Shape);
}
if (expectedRecord.Content is PolyLineMShapeContent lineContent)
{
boundingBox = BoundingBox3D.FromGeometry(lineContent.Shape);
}
if (expectedRecord.Content is PolygonShapeContent polygonContent)
{
boundingBox = BoundingBox3D.FromGeometry(polygonContent.Shape);
}
var expectedHeader = new ShapeFileHeader(length, shapeType, boundingBox);
using (var stream = new MemoryStream())
{
using (var sut = new ShapeBinaryWriter(expectedHeader, new BinaryWriter(stream, Encoding.ASCII, true)))
{
//Act
sut.Write(expectedRecord);
}
// Assert
stream.Position = 0;
using (var reader = new BinaryReader(stream, Encoding.ASCII, true))
{
var actualHeader = ShapeFileHeader.Read(reader);
var actualRecord = ShapeRecord.Read(reader);
Assert.Equal(expectedHeader, actualHeader);
Assert.Equal(expectedRecord, actualRecord, new ShapeRecordEqualityComparer());
}
}
}
