public void TestWriteTriangle()
{
// given
var binaryWriterMock = new Mock <BinaryWriter>();
var vertices = new Vector3[3]
{
new Vector3(-1.0f, -2.0f, 3.0f),
new Vector3(-4.0f, 5.0f, -6.0f),
new Vector3(7.0f, 8.0f, 9.0f)
};
var norm = new Vector3(10.0f, 11.0f, 12.0f);
var triangle = new StlFormat.Triangle(norm, vertices);
// when
writer.WriteTriangle(triangle, binaryWriterMock.Object);
// then
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(norm.X), Times.Once);
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(norm.Y), Times.Once);
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(norm.Z), Times.Once);
for (var i = 0; i < 3; ++i)
{
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(vertices[i].X), Times.Once);
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(vertices[i].Y), Times.Once);
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(vertices[i].Z), Times.Once);
}
binaryWriterMock.Verify(binaryWriter => binaryWriter.Write(triangle.AttributeByteCount), Times.Once);
}
internal void WriteTriangle(StlFormat.Triangle triangle, BinaryWriter writer)
{
WriteVector3(triangle.Norm, writer);
for (var i = 0; i < 3; ++i)
{
WriteVector3(triangle.Vertices[i], writer);
}
writer.Write(triangle.AttributeByteCount);
}
