Tests and benchmark

sign/pdfvisualsignature_test.go

@@ -0,0 +1,77 @@
+package sign
+
+import (
+	"os"
+	"testing"
+	"time"
+
+	"bitbucket.org/digitorus/pdf"
+)
+
+func TestVisualSignature(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
+	}
+
+	timezone, _ := time.LoadLocation("Europe/Tallinn")
+	now := time.Date(2017, 9, 23, 14, 39, 0, 0, timezone)
+
+	sign_data := SignData{
+		Signature: SignDataSignature{
+			Info: SignDataSignatureInfo{
+				Name:        "Jeroen Bobbeldijk",
+				Location:    "Rotterdam",
+				Reason:      "Test",
+				ContactInfo: "Geen",
+				Date:        now,
+			},
+			CertType: 2,
+			Approval: false,
+		},
+	}
+
+	sign_data.ObjectId = uint32(rdr.XrefInformation.ItemCount) + 3
+
+	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,
+		},
+		SignData: sign_data,
+	}
+
+	expected_visual_signature := "10 0 obj\n<< /Type /Annot /Subtype /Widget /Rect [0 0 0 0] /P 4 0 R /F 132 /FT /Sig /T (Signature) /Ff 0 /V 13 0 R >>\nendobj\n"
+
+	visual_signature, err := context.createVisualSignature()
+	if err != nil {
+		t.Errorf("%s", err.Error())
+		return
+	}
+
+	if visual_signature != expected_visual_signature {
+		t.Errorf("Visual signature mismatch, expected %s, but got %s", expected_visual_signature, visual_signature)
+	}
+}