public void ChangeSingleMergefield_ShouldDoNothing_IfLengthIncorrect()
{
// Arrange
var paragraph = GetMockParagraph();
paragraph.RemoveChild((Run)paragraph.ChildElements[0]);
var expected = "original";
var fields = paragraph.Descendants <FieldCode>();
// Act
_service.ChangeSingleMergefield(fields, "test");
var actual = paragraph.ChildElements[3].InnerText;
// Assert
Assert.AreEqual(expected, actual);
}
public void ChangeSingleMergefield(string filePath, string mergefieldName = "DEBTOR__First_name_excl_middle", string correctValue = "Robert")
{
// Updates a merge field's value when we know the field name but not the current value
using (WordprocessingDocument doc = WordprocessingDocument.Open(filePath, true))
{
string completeMergeFieldName = $" MERGEFIELD {mergefieldName} ";
var fields = doc.MainDocumentPart.RootElement.Descendants <FieldCode>().Where(x => x.Text.Contains(completeMergeFieldName));
_service.ChangeSingleMergefield(fields, correctValue);
doc.MainDocumentPart.Document.Save();
}
}