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write create snap shot

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This commit is contained in:
happyZYM
2024-05-04 14:33:12 +00:00
parent 6af4d88535
commit c59775c184
6 changed files with 152 additions and 2 deletions
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27
test/snapshot_test.cpp
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@ -128,4 +128,31 @@ TEST(Basic, T1) {
GenerateDiff("/tmp/1.dat", "/tmp/2.dat", "/tmp/diff.dat");
ApplyPatch("/tmp/1.dat", "/tmp/diff.dat", "/tmp/3.dat", false);
ApplyPatch("/tmp/2.dat", "/tmp/diff.dat", "/tmp/4.dat", true);
}
TEST(Basic, T2) {
remove("/tmp/T2/index.db");
remove("/tmp/T2/data.db");
remove("/tmp/T2/meta.dat");
{
DiskMap<int, int> disk_map("index", "/tmp/T2/index.db", "data", "/tmp/T2/data.db");
SnapShotManager snap_shot_manager;
sjtu::vector<DataDriverBase *> drivers;
drivers.push_back(&disk_map);
snap_shot_manager.Connect(drivers);
snap_shot_manager.SetMetaFile("/tmp/T2/meta.dat");
for (int i = 0; i < 100000; i++) disk_map.Put(i, i);
snap_shot_manager.CreateSnapShot("snap1");
}
{
DiskMap<int, int> disk_map("index", "/tmp/T2/index.db", "data", "/tmp/T2/data.db");
SnapShotManager snap_shot_manager;
sjtu::vector<DataDriverBase *> drivers;
drivers.push_back(&disk_map);
snap_shot_manager.Connect(drivers);
snap_shot_manager.SetMetaFile("/tmp/T2/meta.dat");
for (int i = 0; i < 100; i += 10) disk_map.Put(i + 3, i);
snap_shot_manager.CreateSnapShot("snap2");
snap_shot_manager.CreateSnapShot("snap3");
}
}