Tests and benchmark

sign/pdfcatalog_test.go

@@ -0,0 +1,56 @@
+package sign
+
+import (
+	"os"
+	"testing"
+
+	"bitbucket.org/digitorus/pdf"
+)
+
+func TestCreateCatalog(t *testing.T) {
+	input_file, err := os.Open("../testfiles/testfile20.pdf")
+	if err != nil {
+		t.Errorf("Failed to load test PDF")
+		return
+	}
+
+	finfo, err := input_file.Stat()
+	if err != nil {
+		t.Errorf("Failed to load test PDF")
+		return
+	}
+	size := finfo.Size()
+
+	rdr, err := pdf.NewReader(input_file, size)
+	if err != nil {
+		t.Errorf("Failed to load test PDF")
+		return
+	}
+
+	context := SignContext{
+		Filesize:  size + 1,
+		PDFReader: rdr,
+		InputFile: input_file,
+		VisualSignData: VisualSignData{
+			ObjectId: uint32(rdr.XrefInformation.ItemCount),
+		},
+		CatalogData: CatalogData{
+			ObjectId: uint32(rdr.XrefInformation.ItemCount) + 1,
+		},
+		InfoData: InfoData{
+			ObjectId: uint32(rdr.XrefInformation.ItemCount) + 2,
+		},
+	}
+
+	catalog, err := context.createCatalog()
+	if err != nil {
+		t.Errorf("%s", err.Error())
+		return
+	}
+
+	expected_catalog := "11 0 obj\n<< /Type /Catalog /Version /2.0 /Pages 3 0 R /AcroForm << /Fields [10 0 R] /NeedAppearances false /SigFlags 1 >> /Perms << /UR3 0 0 R >> >>\nendobj\n"
+
+	if catalog != expected_catalog {
+		t.Errorf("Catalog mismatch, expected %s, but got %s", expected_catalog, catalog)
+	}
+}