67 lines
2.3 KiB
Crystal
67 lines
2.3 KiB
Crystal
require "../spec_helper"
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require "../../src/sodium/secret_box"
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combined_test_vectors = [
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{
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key: "1b27556473e985d462cd51197a9a46c76009549eac6474f206c4ee0844f68389",
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nonce: "69696ee955b62b73cd62bda875fc73d68219e0036b7a0b37",
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plaintext: "be075fc53c81f2d5cf141316ebeb0c7b5228c52a4c62cbd44b66849b64244ffce5e" \
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"cbaaf33bd751a1ac728d45e6c61296cdc3c01233561f41db66cce314adb310e3be8" \
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"250c46f06dceea3a7fa1348057e2f6556ad6b1318a024a838f21af1fde048977eb4" \
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"8f59ffd4924ca1c60902e52f0a089bc76897040e082f937763848645e0705",
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ciphertext: "f3ffc7703f9400e52a7dfb4b3d3305d98e993b9f48681273c29650ba32fc76ce483" \
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"32ea7164d96a4476fb8c531a1186ac0dfc17c98dce87b4da7f011ec48c97271d2c2" \
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"0f9b928fe2270d6fb863d51738b48eeee314a7cc8ab932164548e526ae902243685" \
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"17acfeabd6bb3732bc0e9da99832b61ca01b6de56244a9e88d5f9b37973f622a43d" \
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"14a6599b1f654cb45a74e355a5",
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},
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]
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private def box_from_test_vector(vec)
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box = Sodium::SecretBox.new vec[:key].hexbytes
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nonce = Sodium::Nonce.new vec[:nonce].hexbytes
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plaintext = vec[:plaintext].hexbytes
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ciphertext = vec[:ciphertext].hexbytes
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{box, nonce, plaintext, ciphertext}
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end
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describe Sodium::SecretBox do
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it "encrypts/decrypts" do
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box = Sodium::SecretBox.new
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message = "foobar"
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encrypted, nonce = box.encrypt message
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decrypted = box.decrypt encrypted, nonce: nonce
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message.should eq String.new(decrypted)
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expect_raises(Sodium::Error::DecryptionFailed) do
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box.decrypt "badmsgbadmsgbadmsgbadmsgbadmsg".to_slice, nonce
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end
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end
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it "PyNaCl combined test vectors" do
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combined_test_vectors.each do |vec|
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box, nonce, plaintext, ciphertext = box_from_test_vector vec
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encrypted, _ = box.encrypt plaintext, nonce: nonce
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encrypted.should eq ciphertext
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decrypted = box.decrypt encrypted, nonce: nonce
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plaintext.should eq decrypted
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end
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end
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pending "detached test vectors" do
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detached_test_vectors.each do |vec|
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box, nonce, plaintext, ciphertext = box_from_test_vector vec
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encrypted = box.encrypt_detached plaintext, nonce
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encrypted.should eq ciphertext
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decrypted = box.decrypt_detached encrypted, nonce
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plaintext.should eq decrypted
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end
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end
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end
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