73 lines
2.0 KiB
Crystal
73 lines
2.0 KiB
Crystal
require "../../spec_helper"
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require "../../../src/sodium/crypto_box/secret_key"
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private def new_key_bytes
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Sodium::CryptoBox::SecretKey.new.bytes
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end
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describe Sodium::CryptoBox::SecretKey do
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it "loads keys" do
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key1 = Sodium::CryptoBox::SecretKey.new
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key2 = Sodium::CryptoBox::SecretKey.new key1.bytes, key1.public_key.bytes
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key1.bytes.should eq key2.bytes
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key1.public_key.bytes.should eq key2.public_key.bytes
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end
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it "recomputes the public_key" do
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key1 = Sodium::CryptoBox::SecretKey.new
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key2 = Sodium::CryptoBox::SecretKey.new key1.bytes
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key1.bytes.should eq key2.bytes
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key1.public_key.bytes.should eq key2.public_key.bytes
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end
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it "seed keys" do
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seed = Bytes.new Sodium::CryptoBox::SecretKey::SEED_SIZE
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key1 = Sodium::CryptoBox::SecretKey.new seed: seed
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key2 = Sodium::CryptoBox::SecretKey.new seed: seed
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key1.bytes.should eq key2.bytes
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key1.public_key.bytes.should eq key2.public_key.bytes
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end
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it "authenticated easy encrypt/decrypt" do
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data = "Hello World!"
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# Alice is the sender
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alice = Sodium::CryptoBox::SecretKey.new
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# Bob is the recipient
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bob = Sodium::CryptoBox::SecretKey.new
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# Encrypt a message for Bob using his public key, signing it with Alice's
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# secret key
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box = alice.box bob.public_key
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nonce, encrypted = box.encrypt_easy data
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# Decrypt the message using Bob's secret key, and verify its signature against
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# Alice's public key
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bob.box alice.public_key do |box|
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decrypted = box.decrypt_easy encrypted, nonce: nonce
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String.new(decrypted).should eq(data)
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end
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end
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it "unauthenticated seal encrypt/decrypt" do
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data = "foo bar"
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# Bob is the recipient
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bob = Sodium::CryptoBox::SecretKey.new
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# Encrypt a message for Bob using his public key. No signature.
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encrypted = bob.public_key.encrypt data
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# Decrypt the message using Bob's secret key.
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decrypted = bob.decrypt encrypted
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String.new(decrypted).should eq(data)
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end
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it "wipes keys" do
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check_wiped new_key_bytes
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end
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end
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