v2 / vlib / crypto / sha1 / sha1_test.v
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1// Copyright (c) 2019-2024 Alexander Medvednikov. All rights reserved.


2// Use of this source code is governed by an MIT license


3// that can be found in the LICENSE file.


4import crypto.sha1


5import hash


6


7// verify sha1.Digest implements hash.Hash


8fn test_digest_implements_hash() {


9    get_digest := fn () hash.Hash {


10        return sha1.new()


11    }


12}


13


14fn test_crypto_sha1() {


15    assert sha1.sum('This is a sha1 checksum.'.bytes()).hex() == 'e100d74442faa5dcd59463b808983c810a8eb5a1'


16}


17


18fn test_crypto_sha1_writer() {


19    mut digest := sha1.new()


20    digest.write('This is a'.bytes()) or { assert false }


21    digest.write(' sha1 checksum.'.bytes()) or { assert false }


22    mut sum := digest.sum([])


23    assert sum.hex() == 'e100d74442faa5dcd59463b808983c810a8eb5a1'


24    sum = digest.sum([])


25    assert sum.hex() == 'e100d74442faa5dcd59463b808983c810a8eb5a1'


26}


27


28fn test_crypto_sha1_writer_reset() {


29    mut digest := sha1.new()


30    digest.write('This is a'.bytes()) or { assert false }


31    digest.write(' sha1 checksum.'.bytes()) or { assert false }


32    _ = digest.sum([])


33    digest.reset()


34    digest.write('This is a'.bytes()) or { assert false }


35    digest.write(' sha1 checksum.'.bytes()) or { assert false }


36    sum := digest.sum([])


37    assert sum.hex() == 'e100d74442faa5dcd59463b808983c810a8eb5a1'


38}


39