82 lines
2.3 KiB
Go
82 lines
2.3 KiB
Go
package sign
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import (
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"os"
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"testing"
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"time"
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"github.com/digitorus/pdf"
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)
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func TestCreateSignature(t *testing.T) {
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input_file, err := os.Open("../testfiles/testfile20.pdf")
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if err != nil {
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t.Errorf("Failed to load test PDF")
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return
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}
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finfo, err := input_file.Stat()
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if err != nil {
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t.Errorf("Failed to load test PDF")
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return
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}
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size := finfo.Size()
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rdr, err := pdf.NewReader(input_file, size)
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if err != nil {
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t.Errorf("Failed to load test PDF")
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return
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}
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timezone, _ := time.LoadLocation("Europe/Tallinn")
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now := time.Date(2017, 9, 23, 14, 39, 0, 0, timezone)
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sign_data := SignData{
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Signature: SignDataSignature{
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Info: SignDataSignatureInfo{
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Name: "John Doe",
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Location: "Somewhere",
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Reason: "Test",
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ContactInfo: "None",
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Date: now,
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},
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CertType: CertificationSignature,
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DocMDPPerm: AllowFillingExistingFormFieldsAndSignaturesPerms,
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},
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}
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sign_data.ObjectId = uint32(rdr.XrefInformation.ItemCount) + 3
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context := SignContext{
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Filesize: size + 1,
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PDFReader: rdr,
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InputFile: input_file,
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VisualSignData: VisualSignData{
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ObjectId: uint32(rdr.XrefInformation.ItemCount),
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},
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CatalogData: CatalogData{
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ObjectId: uint32(rdr.XrefInformation.ItemCount) + 1,
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},
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InfoData: InfoData{
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ObjectId: uint32(rdr.XrefInformation.ItemCount) + 2,
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},
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SignData: sign_data,
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}
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expected_signature := "13 0 obj\n<< /Type /Sig /Filter /Adobe.PPKLite /SubFilter /adbe.pkcs7.detached /ByteRange[0 ********** ********** **********] /Contents<> /Reference [ << /Type /SigRef /TransformMethod /DocMDP /TransformParams << /Type /TransformParams /P 2 /V /1.2 >> >> ] /Name (John Doe) /Location (Somewhere) /Reason (Test) /ContactInfo (None) /M (D:20170923143900+03'00') >>\nendobj\n"
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signature, byte_range_start_byte, signature_contents_start_byte := context.createSignaturePlaceholder()
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if signature != expected_signature {
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t.Errorf("Signature mismatch, expected %s, but got %s", expected_signature, signature)
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}
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if byte_range_start_byte != 78 {
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t.Errorf("Byte range start mismatch, expected %d, but got %d", 78, byte_range_start_byte)
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}
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if signature_contents_start_byte != 135 {
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t.Errorf("Signature contents start byte mismatch, expected %d, but got %d", 135, signature_contents_start_byte)
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}
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}
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