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Merge pull request #3444
a79fc21
hardfork: fix get_earliest_ideal_height_for_version() to support non-existent versions (stoffu)7e30ead
unit_tests/hardfork: add tests for check_for_height() (stoffu)98cf62c
hardfork: fix get_next_version() (stoffu)0321d1a
unit_tests/hardfork: add tests for get_voting_info() (stoffu)
This commit is contained in:
commit
5321769b65
2 changed files with 138 additions and 7 deletions
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@ -379,20 +379,24 @@ uint8_t HardFork::get_ideal_version(uint64_t height) const
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uint64_t HardFork::get_earliest_ideal_height_for_version(uint8_t version) const
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{
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for (unsigned int n = heights.size() - 1; n > 0; --n) {
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if (heights[n].version <= version)
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return heights[n].height;
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uint64_t height = std::numeric_limits<uint64_t>::max();
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for (auto i = heights.rbegin(); i != heights.rend(); ++i) {
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if (i->version >= version) {
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height = i->height;
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} else {
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break;
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}
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return 0;
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}
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return height;
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}
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uint8_t HardFork::get_next_version() const
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{
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CRITICAL_REGION_LOCAL(lock);
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uint64_t height = db.height();
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for (unsigned int n = heights.size() - 1; n > 0; --n) {
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if (height >= heights[n].height) {
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return heights[n < heights.size() - 1 ? n + 1 : n].version;
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for (auto i = heights.rbegin(); i != heights.rend(); ++i) {
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if (height >= i->height) {
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return (i == heights.rbegin() ? i : (i - 1))->version;
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}
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}
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return original_version;
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@ -232,6 +232,59 @@ TEST(ordering, Success)
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ASSERT_FALSE(hf.add_fork(5, 5, 4));
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}
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TEST(check_for_height, Success)
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{
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TestDB db;
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HardFork hf(db, 1, 0, 0, 0, 1, 0); // no voting
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ASSERT_TRUE(hf.add_fork(1, 0, 0));
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ASSERT_TRUE(hf.add_fork(2, 5, 1));
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hf.init();
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for (uint64_t h = 0; h <= 4; ++h) {
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ASSERT_TRUE(hf.check_for_height(mkblock(1, 1), h));
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ASSERT_FALSE(hf.check_for_height(mkblock(2, 2), h)); // block version is too high
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db.add_block(mkblock(hf, h, 1), 0, 0, 0, crypto::hash());
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ASSERT_TRUE(hf.add(db.get_block_from_height(h), h));
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}
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for (uint64_t h = 5; h <= 10; ++h) {
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ASSERT_FALSE(hf.check_for_height(mkblock(1, 1), h)); // block version is too low
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ASSERT_TRUE(hf.check_for_height(mkblock(2, 2), h));
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db.add_block(mkblock(hf, h, 2), 0, 0, 0, crypto::hash());
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ASSERT_TRUE(hf.add(db.get_block_from_height(h), h));
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}
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}
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TEST(get, next_version)
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{
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TestDB db;
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HardFork hf(db);
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ASSERT_TRUE(hf.add_fork(1, 0, 0));
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ASSERT_TRUE(hf.add_fork(2, 5, 1));
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ASSERT_TRUE(hf.add_fork(4, 10, 2));
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hf.init();
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for (uint64_t h = 0; h <= 4; ++h) {
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ASSERT_EQ(2, hf.get_next_version());
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db.add_block(mkblock(hf, h, 1), 0, 0, 0, crypto::hash());
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ASSERT_TRUE(hf.add(db.get_block_from_height(h), h));
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}
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for (uint64_t h = 5; h <= 9; ++h) {
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ASSERT_EQ(4, hf.get_next_version());
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db.add_block(mkblock(hf, h, 2), 0, 0, 0, crypto::hash());
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ASSERT_TRUE(hf.add(db.get_block_from_height(h), h));
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}
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for (uint64_t h = 10; h <= 15; ++h) {
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ASSERT_EQ(4, hf.get_next_version());
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db.add_block(mkblock(hf, h, 4), 0, 0, 0, crypto::hash());
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ASSERT_TRUE(hf.add(db.get_block_from_height(h), h));
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}
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}
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TEST(states, Success)
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{
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TestDB db;
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@ -439,6 +492,55 @@ TEST(voting, different_thresholds)
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}
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}
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TEST(voting, info)
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{
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TestDB db;
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HardFork hf(db, 1, 0, 1, 1, 4, 50); // window size 4, default threshold 50%
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// v h ts
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ASSERT_TRUE(hf.add_fork(1, 0, 0));
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// v h thr ts
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ASSERT_TRUE(hf.add_fork(2, 5, 0, 1)); // asap
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ASSERT_TRUE(hf.add_fork(3, 10, 100, 2)); // all votes
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// v h ts
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ASSERT_TRUE(hf.add_fork(4, 15, 3)); // default 50% votes
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hf.init();
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// 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9
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static const uint8_t block_versions[] = { 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4 };
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static const uint8_t expected_versions[] = { 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4 };
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static const uint8_t expected_thresholds[] = { 0, 1, 1, 2, 2, 0, 0, 0, 0, 0, 0, 0, 4, 4, 4, 4, 2, 2, 2, 2 };
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for (uint64_t h = 0; h < sizeof(block_versions) / sizeof(block_versions[0]); ++h) {
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uint32_t window, votes, threshold;
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uint64_t earliest_height;
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uint8_t voting;
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ASSERT_TRUE(hf.get_voting_info(1, window, votes, threshold, earliest_height, voting));
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ASSERT_EQ(std::min<uint64_t>(h, 4), votes);
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ASSERT_EQ(0, earliest_height);
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ASSERT_EQ(hf.get_current_version() >= 2, hf.get_voting_info(2, window, votes, threshold, earliest_height, voting));
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ASSERT_EQ(std::min<uint64_t>(h <= 3 ? 0 : h - 3, 4), votes);
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ASSERT_EQ(5, earliest_height);
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ASSERT_EQ(hf.get_current_version() >= 3, hf.get_voting_info(3, window, votes, threshold, earliest_height, voting));
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ASSERT_EQ(std::min<uint64_t>(h <= 8 ? 0 : h - 8, 4), votes);
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ASSERT_EQ(10, earliest_height);
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ASSERT_EQ(hf.get_current_version() == 4, hf.get_voting_info(4, window, votes, threshold, earliest_height, voting));
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ASSERT_EQ(std::min<uint64_t>(h <= 14 ? 0 : h - 14, 4), votes);
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ASSERT_EQ(15, earliest_height);
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ASSERT_EQ(std::min<uint64_t>(h, 4), window);
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ASSERT_EQ(expected_thresholds[h], threshold);
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ASSERT_EQ(4, voting);
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db.add_block(mkblock(hf, h, block_versions[h]), 0, 0, 0, crypto::hash());
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ASSERT_TRUE(hf.add(db.get_block_from_height(h), h));
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}
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}
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TEST(new_blocks, denied)
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{
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TestDB db;
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@ -554,3 +656,28 @@ TEST(get, higher)
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ASSERT_EQ(hf.get_ideal_version(7), 3);
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}
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TEST(get, earliest_ideal_height)
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{
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TestDB db;
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HardFork hf(db, 1, 0, 1, 1, 4, 50);
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// v h t
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ASSERT_TRUE(hf.add_fork(1, 0, 0));
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ASSERT_TRUE(hf.add_fork(2, 2, 1));
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ASSERT_TRUE(hf.add_fork(5, 5, 2));
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ASSERT_TRUE(hf.add_fork(6, 10, 3));
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ASSERT_TRUE(hf.add_fork(9, 15, 4));
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hf.init();
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(1), 0);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(2), 2);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(3), 5);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(4), 5);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(5), 5);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(6), 10);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(7), 15);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(8), 15);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(9), 15);
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ASSERT_EQ(hf.get_earliest_ideal_height_for_version(10), std::numeric_limits<uint64_t>::max());
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}
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