public void RenderWithGsNetTest_WithTextOverPages_ResultedFileNotChanged()
{
string inPdfPath = Directory.GetCurrentDirectory() + "/BlackRectanglesWithAllText.pdf";
PdfProcessorTests.FlushResourceToFile(Resources + "BlackRectanglesWithAllText.pdf", inPdfPath);
string outPdfPath = inPdfPath + ".out.pdf";
Assert.IsFalse(target.RenderSpecialCsPagesWithGsNet(inPdfPath, outPdfPath, 150));
}
public void CheckActions_ResultedFileContainsOnlyImages_ProperlyRotated()
{
string inPdfPath = Directory.GetCurrentDirectory() + @"\BlackRectangles1.pdf";
PdfProcessorTests.FlushResourceToFile(Resources + "BlackRectangles.pdf", inPdfPath);
string outPdfPath = inPdfPath + ".out.pdf";
using (var reader = new PdfReader(inPdfPath))
{
using (var fs = new FileStream(outPdfPath, FileMode.Create))
{
using (var stamper = new PdfStamper(reader, fs))
{
using (var render = new GsNetPdfRender(inPdfPath, 150))
{
var andFilter = new AndFilter(
new HasSpecialCsResourceFilter(reader),
new NotFilter(new HasFontResourceFilter(reader)),
new NotFilter(
new PageHasSpecificKeyFilter(
reader,
RenderPageAction.EstPageRendered,
new PdfBoolean(true))));
using (var action = new RenderPageAction(reader, stamper, andFilter, render))
{
var processor = new PdfProcessor(new List <IPdfAction> {
action
});
for (int i = 1; i <= reader.NumberOfPages; i++)
{
processor.Execute(i);
}
}
}
}
}
}
using (var reader = new PdfReader(outPdfPath))
{
AssertPageRotation(reader, 1, 0);
AssertOnlyImageAndImageSize(reader, 1, 1275, 1650);
AssertPageRotation(reader, 2, 90);
AssertOnlyImageAndImageSize(reader, 2, 1275, 1650);
AssertPageRotation(reader, 3, 180);
AssertOnlyImageAndImageSize(reader, 3, 1275, 1650);
}
}
public void RenderWithGsNetTest_ResultedFileContainsOnlyImages_ProperlyRotated()
{
string inPdfPath = Directory.GetCurrentDirectory() + "/BlackRectangles2.pdf";
PdfProcessorTests.FlushResourceToFile(Resources + "BlackRectangles.pdf", inPdfPath);
string outPdfPath = inPdfPath + ".out.pdf";
Assert.IsTrue(target.RenderSpecialCsPagesWithGsNet(inPdfPath, outPdfPath, 150));
using (var reader = new PdfReader(outPdfPath))
{
AssertPageRotation(reader, 1, 0);
AssertOnlyImageAndImageSize(reader, 1, 1275, 1650);
AssertPageRotation(reader, 2, 90);
AssertOnlyImageAndImageSize(reader, 2, 1275, 1650);
AssertPageRotation(reader, 3, 180);
AssertOnlyImageAndImageSize(reader, 3, 1275, 1650);
}
}
public void CheckIfDocumentWasScannedAndFixIfNecessary_Stream_ResultedFileContainsOnlyImages_ProperlyRotated()
{
string inPdfPath = Directory.GetCurrentDirectory() + "/BlackRectangles5.pdf";
PdfProcessorTests.FlushResourceToFile(Resources + "BlackRectangles.pdf", inPdfPath);
byte[] buffer = File.ReadAllBytes(inPdfPath);
var result = target.CheckIfDocumentWasScannedAndFixIfNecessary(new MemoryStream(buffer));
Assert.IsTrue(result.Length != buffer.Length); // was modified
using (var reader = new PdfReader(result))
{
AssertPageRotation(reader, 1, 0);
AssertOnlyImageAndImageSize(reader, 1, 1275, 1650);
AssertPageRotation(reader, 2, 90);
AssertOnlyImageAndImageSize(reader, 2, 1275, 1650);
AssertPageRotation(reader, 3, 180);
AssertOnlyImageAndImageSize(reader, 3, 1275, 1650);
}
}
public void CheckIfDocumentWasScannedAndFixIfNecessary_File_DocumentWasFixed()
{
string pdfPath = Directory.GetCurrentDirectory() + "/BlackRectangles4.pdf";
PdfProcessorTests.FlushResourceToFile(Resources + "BlackRectangles.pdf", pdfPath);
DateTime lastWrite = File.GetLastWriteTime(pdfPath);
target.CheckIfDocumentWasScannedAndFixIfNecessary(pdfPath);
bool wasModified = lastWrite != File.GetLastWriteTime(pdfPath);
Assert.IsTrue(wasModified); // file was modified
using (var reader = new PdfReader(pdfPath))
{
AssertPageRotation(reader, 1, 0);
AssertOnlyImageAndImageSize(reader, 1, 1275, 1650);
AssertPageRotation(reader, 2, 90);
AssertOnlyImageAndImageSize(reader, 2, 1275, 1650);
AssertPageRotation(reader, 3, 180);
AssertOnlyImageAndImageSize(reader, 3, 1275, 1650);
}
}
public void CheckIfDocumentWasScannedAndFixIfNecessary_ResultedBufferNotChanged()
{
byte[] buffer = PdfProcessorTests.GetResourceBytes(Resources + "BlackRectanglesWithRenderedKey.pdf");
byte[] result = target.CheckIfDocumentWasScannedAndFixIfNecessary(buffer);
Assert.IsTrue(result.Length == buffer.Length);
}
