public void FindIsbn()
{
var sut = new PDFUtils();
var input = "abcd ---- _#$1ff 1234 isbn 1234567890 ffff ?!434 @@@@@ xxxx";
Assert.Equal("1234567890", sut.FindIsbn(input));
}
public void RecognizeIsbnWithDashes()
{
var sut = new PDFUtils();
var isbn = "isbn 123-4-5678-9012-3";
Assert.Equal("1234567890123", sut.FindIsbn(isbn));
}
public void RecognizeIsbnWithUnderscores()
{
var sut = new PDFUtils();
var isbn = "isbn 123_4_5678_9012_3";
Assert.Equal("1234567890123", sut.FindIsbn(isbn));
}
public void RecognizeIsbnSeparatedByColonOnly()
{
var sut = new PDFUtils();
var isbn = "isbn:1234567890";
Assert.Equal("1234567890", sut.FindIsbn(isbn));
}
public void RecognizeExplicitIsbn()
{
var sut = new PDFUtils();
var isbn = "isbn-10 1234567890";
Assert.Equal("1234567890", sut.FindIsbn(isbn));
}
public void RecognizeIsbnUppercase()
{
var sut = new PDFUtils();
var isbn = "ISBN 1234567890123";
Assert.Equal("1234567890123", sut.FindIsbn(isbn));
}
public void RecognizeIsbnSeparatedByGarbage()
{
var sut = new PDFUtils();
var isbn = "isbn-13 (abcd): 1234567890123";
Assert.Equal("1234567890123", sut.FindIsbn(isbn));
}
public void RecognizeIsbnSeparatedByWhitespaceDashWhitespace()
{
var sut = new PDFUtils();
var isbn = "isbn - 1234567890";
Assert.Equal("1234567890", sut.FindIsbn(isbn));
}