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109 lines
4.4 KiB
109 lines
4.4 KiB
// Copyright 2017-2018 DERO Project. All rights reserved.
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// Use of this source code in any form is governed by RESEARCH license.
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// license can be found in the LICENSE file.
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// GPG: 0F39 E425 8C65 3947 702A 8234 08B2 0360 A03A 9DE8
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//
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package difficulty
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import "testing"
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import "github.com/deroproject/derosuite/crypto"
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func Test_Next_Difficulty(t *testing.T) {
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target_seconds := uint64(120)
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var cumulative_difficulties []uint64
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var timestamps []uint64
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calculated := Next_Difficulty(timestamps, cumulative_difficulties, target_seconds)
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expected := uint64(1)
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if calculated != expected {
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t.Errorf("Difficulty should be %d found %d\n", expected, calculated)
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}
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timestamps = append(timestamps, 1)
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cumulative_difficulties = append(cumulative_difficulties, 1)
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calculated = Next_Difficulty(timestamps, cumulative_difficulties, target_seconds)
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expected = uint64(1)
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if calculated != expected {
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t.Errorf("Difficulty should be %d found %d\n", expected, calculated)
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}
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timestamps = append(timestamps, 1)
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cumulative_difficulties = append(cumulative_difficulties, 3)
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calculated = Next_Difficulty(timestamps, cumulative_difficulties, target_seconds)
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expected = uint64(3)
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if calculated != expected {
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t.Errorf("Difficulty should be %d found %d\n", expected, calculated)
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}
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timestamps = append(timestamps, 1)
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cumulative_difficulties = append(cumulative_difficulties, 10)
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calculated = Next_Difficulty(timestamps, cumulative_difficulties, target_seconds)
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expected = uint64(18)
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if calculated != expected {
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t.Errorf("Difficulty should be %d found %d\n", expected, calculated)
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}
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timestamps = append(timestamps, 1)
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cumulative_difficulties = append(cumulative_difficulties, 20)
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calculated = Next_Difficulty(timestamps, cumulative_difficulties, target_seconds)
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expected = uint64(28)
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if calculated != expected {
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t.Errorf("Difficulty should be %d found %d\n", expected, calculated)
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}
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}
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/*
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* raw data from daemon
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*
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* /*
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* 2018-01-07 20:18:21.157 [P2P4] INFO global src/cryptonote_core/blockchain.cpp:1436 ----- BLOCK ADDED AS ALTERNATIVE ON HEIGHT 16163
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id: <f9a3faa33054a4a1fa349321c546ee5f42cc416f13a991152c64fcbef994518b>
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PoW: <28b6fdf6655c45631c28be02bc528342b25fe913696911b788a01e0b0a000000>
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difficulty: 77897895
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2018-01-07 21:17:40.182 [P2P9] INFO global src/cryptonote_protocol/cryptonote_protocol_handler.inl:1521 SYNCHRONIZED OK
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2018-01-07 22:04:14.368 [P2P2] INFO global src/p2p/net_node.inl:258 Host 125.161.128.47 blocked.
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status
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Height: 16294/16294 (100.0%) on mainnet, not mining, net hash 780.13 kH/s, v6, up to date, 0(out)+15(in) connections, uptime 0d 10h 29m 2s
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2018-01-08 03:14:37.490 [P2P1] INFO global src/cryptonote_core/blockchain.cpp:1436 ----- BLOCK ADDED AS ALTERNATIVE ON HEIGHT 13618
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id: <a3918ac81a08e8740f99f79ff788d9e147ceb7e530ed590ac1e0f5d1cbba28c5>
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PoW: <b34caa51543b82efee0336677dd825e3236220e69d2f090c58df0b3e05000000>
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difficulty: 90940906
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*/
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func Test_CheckPowHash(t *testing.T) {
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hash := crypto.Hash{0x28, 0xb6, 0xfd, 0xf6, 0x65, 0x5c, 0x45, 0x63, 0x1c, 0x28, 0xbe,
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0x02, 0xbc, 0x52, 0x83, 0x42, 0xb2, 0x5f, 0xe9, 0x13, 0x69, 0x69,
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0x11, 0xb7, 0x88, 0xa0, 0x1e, 0x0b, 0x0a, 0x00, 0x00, 0x00}
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difficulty := uint64(77897895)
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if !CheckPowHash(hash, difficulty) {
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t.Errorf("POW check failedm, severe BUG\n")
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}
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hash = crypto.Hash{0xb3, 0x4c, 0xaa, 0x51, 0x54, 0x3b, 0x82, 0xef, 0xee, 0x03, 0x36, 0x67,
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0x7d, 0xd8, 0x25, 0xe3, 0x23, 0x62, 0x20, 0xe6, 0x9d, 0x2f, 0x09,
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0x0c, 0x58, 0xdf, 0x0b, 0x3e, 0x05, 0x00, 0x00, 0x00}
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difficulty = uint64(77897895)
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if !CheckPowHash(hash, difficulty) {
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t.Errorf("POW check 2 failed, severe BUG\n")
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}
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}
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