module main // NB: this should be in vlib/crypto/ed25519/ed25519_test.v // but is currently one folder below, because of a V parser/symbol registration bug. // TODO: move this test back to vlib/crypto/ed25519/ed25519_test.v import os import sync.pool import encoding.hex import crypto.ed25519 const vexe = os.getenv('VEXE') const vroot = os.dir(vexe) const testdata = os.join_path(vroot, 'vlib/crypto/ed25519/testdata') const contents = os.read_lines(os.join_path(testdata, 'sign.input')) or { panic(err) } /* struct ZeroReader {} fn (z ZeroReader) read(mut buf []byte) ?int { for i, _ in buf { buf[i] = 0 } return buf.len } */ fn test_sign_verify() ? { // mut zero := ZeroReader{} public, private := ed25519.generate_key() ? message := 'test message'.bytes() sig := ed25519.sign(private, message) ? res := ed25519.verify(public, message, sig) or { false } assert res == true wrongmessage := 'wrong message'.bytes() res2 := ed25519.verify(public, wrongmessage, sig) ? assert res2 == false } fn test_equal() ? { public, private := ed25519.generate_key() ? assert public.equal(public) == true // This is not AVAILABLE /* if !public.Equal(crypto.Signer(private).Public()) { t.Errorf("private.Public() is not Equal to public: %q", public) }*/ assert private.equal(private) == true otherpub, otherpriv := ed25519.generate_key() ? assert public.equal(otherpub) == false assert private.equal(otherpriv) == false } fn test_malleability() ? { // https://tools.ietf.org/html/rfc8032#section-5.1.7 adds an additional test // that s be in [0, order). This prevents someone from adding a multiple of // order to s and obtaining a second valid signature for the same message. msg := [byte(0x54), 0x65, 0x73, 0x74] sig := [byte(0x7c), 0x38, 0xe0, 0x26, 0xf2, 0x9e, 0x14, 0xaa, 0xbd, 0x05, 0x9a, 0x0f, 0x2d, 0xb8, 0xb0, 0xcd, 0x78, 0x30, 0x40, 0x60, 0x9a, 0x8b, 0xe6, 0x84, 0xdb, 0x12, 0xf8, 0x2a, 0x27, 0x77, 0x4a, 0xb0, 0x67, 0x65, 0x4b, 0xce, 0x38, 0x32, 0xc2, 0xd7, 0x6f, 0x8f, 0x6f, 0x5d, 0xaf, 0xc0, 0x8d, 0x93, 0x39, 0xd4, 0xee, 0xf6, 0x76, 0x57, 0x33, 0x36, 0xa5, 0xc5, 0x1e, 0xb6, 0xf9, 0x46, 0xb3, 0x1d] publickey := [byte(0x7d), 0x4d, 0x0e, 0x7f, 0x61, 0x53, 0xa6, 0x9b, 0x62, 0x42, 0xb5, 0x22, 0xab, 0xbe, 0xe6, 0x85, 0xfd, 0xa4, 0x42, 0x0f, 0x88, 0x34, 0xb1, 0x08, 0xc3, 0xbd, 0xae, 0x36, 0x9e, 0xf5, 0x49, 0xfa] // verify should fail on provided bytes res := ed25519.verify(publickey, msg, sig) or { false } assert res == false } fn works_check_on_sign_input_string(item string) bool { // this is core part of the tests sign input parts := item.split(':') // []string if parts.len != 5 { return false } // assert parts.len == 5 privbytes := hex.decode(parts[0]) or { panic(err.msg) } pubkey := hex.decode(parts[1]) or { panic(err.msg) } msg := hex.decode(parts[2]) or { panic(err.msg) } mut sig := hex.decode(parts[3]) or { panic(err.msg) } if pubkey.len != ed25519.public_key_size { return false } // assert pubkey.len == public_key_size sig = sig[..ed25519.signature_size] mut priv := []byte{len: ed25519.private_key_size} copy(priv[..], privbytes) copy(priv[32..], pubkey) sig2 := ed25519.sign(priv[..], msg) or { panic(err.msg) } if sig != sig2[..] { return false } res := ed25519.verify(pubkey, msg, sig2) or { panic(err.msg) } // assert res == true if !res { return false } priv2 := ed25519.new_key_from_seed(priv[..32]) if ed25519.PrivateKey(priv[..]) != priv2 { return false } pubkey2 := priv2.public_key() if ed25519.PublicKey(pubkey) != pubkey2 { return false } seed2 := priv2.seed() if priv[0..32] != seed2 { return false } return true } fn worker_for_string_content(p &pool.PoolProcessor, idx int, worker_id int) &SignResult { item := p.get_item(idx) // println('worker_s worker_id: $worker_id | idx: $idx ') res := works_check_on_sign_input_string(item) mut sr := &SignResult{ item: item result: res } return sr } struct SignResult { mut: item string result bool } // This test read a lot of entries in `testdata/sign.input` // so, maybe need a long time to finish. // be quiet and patient fn test_input_from_djb_ed25519_crypto_sign_input_with_syncpool() ? { // contents := os.read_lines('testdata/sign.input') or { panic(err.msg) } //[]string mut pool_s := pool.new_pool_processor( callback: worker_for_string_content maxjobs: 4 ) pool_s.work_on_items(contents) for i, x in pool_s.get_results() { // println("i: $i = $x.result") assert x.result == true } } // same as above, but without sync.pool /* fn test_input_from_djb_ed25519_crypto_sign_input_without_syncpool() ? { // contents := os.read_lines('testdata/sign.input') or { panic(err.msg) } //[]string for i, item in ed25519.contents { parts := item.split(':') // []string // println(parts) /* if parts.len != 5 { lg.fatal('not contains len 5') }*/ assert parts.len == 5 privbytes := hex.decode(parts[0]) ? pubkey := hex.decode(parts[1]) ? msg := hex.decode(parts[2]) ? mut sig := hex.decode(parts[3]) ? assert pubkey.len == public_key_size sig = sig[..signature_size] mut priv := []byte{len: ed25519.private_key_size} copy(priv[..], privbytes) copy(priv[32..], pubkey) sig2 := ed25519.sign(priv[..], msg) ? assert sig == sig2[..] res := ed25519.verify(pubkey, msg, sig2) ? assert res == true priv2 := new_key_from_seed(priv[..32]) assert priv[..] == priv2 pubkey2 := priv2.public_key() assert pubkey == pubkey2 seed2 := priv2.seed() assert priv[0..32] == seed2 } }*/