github.com/stafiprotocol/go-substrate-rpc-client@v1.4.7/hash/blake2b_test.go (about)

     1  // Go Substrate RPC Client (GSRPC) provides APIs and types around Polkadot and any Substrate-based chain RPC calls
     2  //
     3  // Copyright 2020 Stafi Protocol
     4  //
     5  // Licensed under the Apache License, Version 2.0 (the "License");
     6  // you may not use this file except in compliance with the License.
     7  // You may obtain a copy of the License at
     8  //
     9  //     http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  // Unless required by applicable law or agreed to in writing, software
    12  // distributed under the License is distributed on an "AS IS" BASIS,
    13  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  // See the License for the specific language governing permissions and
    15  // limitations under the License.
    16  
    17  package hash
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/stretchr/testify/assert"
    23  )
    24  
    25  func TestBlake2_128Concat(t *testing.T) {
    26  	h, err := NewBlake2b128Concat(nil)
    27  	assert.NoError(t, err)
    28  	n, err := h.Write([]byte("abc"))
    29  	assert.NoError(t, err)
    30  	assert.Equal(t, 3, n)
    31  	assert.Equal(t, []byte{
    32  		0xcf, 0x4a, 0xb7, 0x91, 0xc6, 0x2b, 0x8d, 0x2b, 0x21, 0x9, 0xc9, 0x2, 0x75, 0x28, 0x78, 0x16, 0x61, 0x62, 0x63,
    33  	}, h.Sum(nil))
    34  	assert.Equal(t, 128, h.BlockSize())
    35  	assert.Equal(t, 19, h.Size())
    36  	h.Reset()
    37  	assert.Equal(t, 16, h.Size())
    38  }