github.com/deroproject/derosuite@v2.1.6-1.0.20200307070847-0f2e589c7a2b+incompatible/crypto/scrypt_test.go (about)

     1  // Copyright 2017-2018 DERO Project. All rights reserved.
     2  // Use of this source code in any form is governed by RESEARCH license.
     3  // license can be found in the LICENSE file.
     4  // GPG: 0F39 E425 8C65 3947 702A  8234 08B2 0360 A03A 9DE8
     5  //
     6  //
     7  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
     8  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     9  // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
    10  // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    11  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    12  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    13  // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
    14  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
    15  // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    16  
    17  package crypto
    18  
    19  import "fmt"
    20  import "testing"
    21  import "encoding/hex"
    22  
    23  // test cases from  litecoin for guranteed compatibility
    24  func Test_Scrypt_1024_1_1_256(t *testing.T) {
    25  	tests := []struct {
    26  		data     string
    27  		expected string
    28  	}{
    29  		{
    30  			data:     "020000004c1271c211717198227392b029a64a7971931d351b387bb80db027f270411e398a07046f7d4a08dd815412a8712f874a7ebf0507e3878bd24e20a3b73fd750a667d2f451eac7471b00de6659",
    31  			expected: "00000000002bef4107f882f6115e0b01f348d21195dacd3582aa2dabd7985806",
    32  		},
    33  		{
    34  			data:     "0200000011503ee6a855e900c00cfdd98f5f55fffeaee9b6bf55bea9b852d9de2ce35828e204eef76acfd36949ae56d1fbe81c1ac9c0209e6331ad56414f9072506a77f8c6faf551eac7471b00389d01",
    35  			expected: "00000000003a0d11bdd5eb634e08b7feddcfbbf228ed35d250daf19f1c88fc94",
    36  		},
    37  		{
    38  			data:     "02000000a72c8a177f523946f42f22c3e86b8023221b4105e8007e59e81f6beb013e29aaf635295cb9ac966213fb56e046dc71df5b3f7f67ceaeab24038e743f883aff1aaafaf551eac7471b0166249b",
    39  			expected: "00000000000b40f895f288e13244728a6c2d9d59d8aff29c65f8dd5114a8ca81",
    40  		},
    41  		{
    42  			data:     "010000007824bc3a8a1b4628485eee3024abd8626721f7f870f8ad4d2f33a27155167f6a4009d1285049603888fe85a84b6c803a53305a8d497965a5e896e1a00568359589faf551eac7471b0065434e",
    43  			expected: "00000000003007005891cd4923031e99d8e8d72f6e8e7edc6a86181897e105fe",
    44  		},
    45  		{
    46  			data:     "0200000050bfd4e4a307a8cb6ef4aef69abc5c0f2d579648bd80d7733e1ccc3fbc90ed664a7f74006cb11bde87785f229ecd366c2d4e44432832580e0608c579e4cb76f383f7f551eac7471b00c36982",
    47  			expected: "000000000018f0b426a4afc7130ccb47fa02af730d345b4fe7c7724d3800ec8c",
    48  		},
    49  	}
    50  
    51  	for _, test := range tests {
    52  		data, err := hex.DecodeString(test.data)
    53  		if err != nil {
    54  			t.Fatalf("Could NOT decode test")
    55  		}
    56  
    57  		actual := Scrypt_1024_1_1_256(data)
    58  
    59  		// reverse it
    60  		blen := len(actual) // its hardcoded 32 bytes, so why do len but lets do it
    61  		for i := 0; i < blen/2; i++ {
    62  			actual[i], actual[blen-1-i] = actual[blen-1-i], actual[i]
    63  		}
    64  
    65  		//t.Logf("cryptonightv7: want: %s, got: %x", test.expected, actual)
    66  		if fmt.Sprintf("%s", actual) != test.expected {
    67  			t.Fatalf("scrypt: want: %s, got: %s", test.expected, actual)
    68  			continue
    69  		}
    70  
    71  	}
    72  
    73  }