Function TestSignAndAddNewSignature

go/integrityblock/integrityblock_test.go:210–262

Test SignAndAddNewSignature when there isn't any previous signatures in the signature stack.

(t *testing.T)

// Test SignAndAddNewSignature when there isn't any previous signatures in the signature stack.
func TestSignAndAddNewSignature(t *testing.T) {
	pub, priv, err := ed25519.GenerateKey(rand.Reader)
	if err != nil {
		t.Error("Failed to generate test keys")
	}

	bundleFile, err := os.Open("./testfile.wbn")
	if err != nil {
		t.Error("Failed to open the test file")
	}
	defer bundleFile.Close()

	webBundleHash, err := ComputeWebBundleSha512(bundleFile, 0)
	if err != nil {
		t.Fatal(err)
	}

	ibs := IntegrityBlockSigner{
		SigningStrategy: NewParsedEd25519KeySigningStrategy(priv),
		WebBundleHash:   webBundleHash,
		IntegrityBlock:  generateEmptyIntegrityBlock(),
	}
	publicKey, err := ibs.SigningStrategy.GetPublicKey()
	if err != nil {
		t.Fatal(err)
	}
	err = ibs.SignAndAddNewSignature(publicKey, GenerateSignatureAttributesWithPublicKey(publicKey))

	integrityBlockBytes, err := ibs.IntegrityBlock.CborBytes()
	if err != nil {
		t.Errorf("integrityBlock.CborBytes. err: %v", err)
	}

	publicKeyAsReadableCborString, err := bytesToCborAndToReadableStringHelper(pub)
	if err != nil {
		t.Errorf("integrityBlock.CborBytes. err: %v", err)
	}

	signatureAsReadableCborString, err := bytesToCborAndToReadableStringHelper(ibs.IntegrityBlock.SignatureStack[0].Signature)
	if err != nil {
		t.Errorf("integrityBlock.CborBytes. err: %v", err)
	}

	want := `["🖋📦" "1b\x00\x00" [[map["ed25519PublicKey":` + publicKeyAsReadableCborString + `] ` + signatureAsReadableCborString + `]]]`

	got, err := testhelper.CborBinaryToReadableString(integrityBlockBytes)
	if err != nil {
		t.Fatal(err)
	}
	if got != want {
		t.Errorf("integrityblock: got: %s\nwant: %s", got, want)
	}
}

// Test SignAndAddNewSignature when there is an existing signature already in the stack.
// Signature attributes should always be "freshly" made.