public void SignAcroWithFieldSignature()
{
string inputFilePath = ResourceHelpers.WriteResourceToFile("Twenty57.Linx.Components.Pdf.Tests.Sign.Resources.Sign.pdf", this.inputDirectory);
string outputFilePath = Path.Combine(this.outputDirectory, "Sign.pdf");
string fieldName = "SignatureField";
this.lockDocument = !this.lockDocument;
FunctionDesigner designer = ProviderHelpers.CreateDesigner <SignProvider>();
ConfigureInputFileFunctionValues(designer, FileAuthentication.None, inputFilePath);
ConfigureSignCertificateProperties(designer, FileAuthentication.CertificateStore, this.lockDocument);
designer.Properties[PropertyNames.Placement].Value = SignaturePosition.FormField;
designer.Properties[PropertyNames.FieldName].Value = fieldName;
designer.Properties[PropertyNames.BackgroundImage].Value = ResourceHelpers.WriteResourceToFile("Twenty57.Linx.Components.Pdf.Tests.Sign.Resources.Sign_Image.png", this.inputDirectory);
designer.Properties[Pdf.Common.PropertyNames.OutputFilePath].Value = outputFilePath;
var tester = new FunctionTester <SignProvider>();
tester.Execute(designer.GetProperties(), designer.GetParameters());
PdfComparer.AssertFieldSignature(outputFilePath, FileAuthentication.None, this.authenticationManager, fieldName, signName, signLocation, signReason, this.lockDocument);
}
