HAXY

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╭ event.zig ────────────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯

╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │http│ ssh │ │ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯

.. ╭─────────────────────────────────╮ │event.zig │ ╰─────────────────────────────────╯ net.zig

1 const std = @import("std"); 2 const hx = @import("haxy"); 3 const evt = hx.event; 4 const xit = hx.xit; 5 const rp = xit.repo; 6 const hash = xit.hash; 7 8 test "simple" { 9 const io = std.testing.io; 10 const allocator = std.testing.allocator; 11 const temp_dir_name = "temp-event-simple"; 12 13 // create the temp dir 14 const cwd = std.Io.Dir.cwd(); 15 var temp_dir_or_err = cwd.openDir(io, temp_dir_name, .{}); 16 if (temp_dir_or_err) |*temp_dir| { 17 temp_dir.close(io); 18 try cwd.deleteTree(io, temp_dir_name); 19 } else |_| {} 20 var temp_dir = try cwd.createDirPathOpen(io, temp_dir_name, .{}); 21 defer cwd.deleteTree(io, temp_dir_name) catch {}; 22 defer temp_dir.close(io); 23 24 const cwd_path = try std.process.currentPathAlloc(io, allocator); 25 defer allocator.free(cwd_path); 26 27 const work_path = try std.fs.path.join(allocator, &.{ cwd_path, temp_dir_name }); 28 defer allocator.free(work_path); 29 30 const repo_opts: rp.RepoOpts(.xit) = .{ .is_test = true }; 31 const Repo = rp.Repo(.xit, repo_opts); 32 var repo = try Repo.init(io, allocator, .{ .path = work_path }); 33 defer repo.deinit(io, allocator); 34 35 // 36 // define test events 37 // 38 39 var prng = std.Random.DefaultPrng.init(std.testing.random_seed); 40 41 const first_event_id = evt.randomId(prng.random()); 42 43 const events_to_consume = [_]evt.Event{ 44 .{ 45 .id = std.fmt.bytesToHex(first_event_id, .lower), 46 .data = .{ 47 .issue = .{ 48 .title = "Login form clears password on validation error", 49 .description = "Submitting an invalid email address resets the password field. Preserve the field value and show an inline validation message.", 50 .tags = "bug\x00priority-high\x00ui", 51 }, 52 }, 53 }, 54 // this event edits the previous one because it has the same id 55 .{ 56 .id = std.fmt.bytesToHex(first_event_id, .lower), 57 .data = .{ 58 .issue = .{ 59 .title = "Login form clears password on validation error", 60 .description = "Submitting an invalid email address resets the password field and removes typed input. Preserve the field value and show an inline validation message.", 61 .tags = "bug\x00priority-low\x00ui", 62 }, 63 }, 64 }, 65 .{ 66 .id = std.fmt.bytesToHex(evt.randomId(prng.random()), .lower), 67 .data = .{ 68 .issue = .{ 69 .title = "Search results ignore archived project filter", 70 .description = "Filtering search results to active projects still returns issues from archived projects. Apply the archived flag before ranking results.", 71 .tags = "bug\x00search\x00backend", 72 }, 73 }, 74 }, 75 .{ 76 .id = std.fmt.bytesToHex(evt.randomId(prng.random()), .lower), 77 .data = .{ 78 .issue = .{ 79 .title = "Issue list does not persist selected sort order", 80 .description = "Changing the issue list sort order is lost after refresh. Store the selected sort field and direction with the user's view preferences.", 81 .tags = "enhancement\x00frontend\x00preferences", 82 }, 83 }, 84 }, 85 }; 86 87 // 88 // insert issues as commits in the repo 89 // 90 91 var arena = std.heap.ArenaAllocator.init(allocator); 92 defer arena.deinit(); 93 94 { 95 var json: std.Io.Writer.Allocating = .init(std.testing.allocator); 96 defer json.deinit(); 97 98 for (events_to_consume) |event| { 99 json.clearRetainingCapacity(); 100 101 try std.json.Stringify.value(event, .{}, &json.writer); 102 103 // commit the event into a special branch 104 _ = try repo.commitAtRef(io, allocator, .{ .message = json.written() }, null, .{ .kind = .head, .name = "haxy/meta" }); 105 } 106 } 107 108 // 109 // read and parse all of the events from the repo 110 // 111 112 var events: std.ArrayList(evt.RepoEvent(repo_opts.hash)) = .empty; 113 defer events.deinit(allocator); 114 115 { 116 const Commit = struct { 117 oid: [hash.byteLen(repo_opts.hash)]u8, 118 message: []const u8, 119 }; 120 var commits: std.ArrayList(Commit) = .empty; 121 defer commits.deinit(allocator); 122 123 const ref_haxy_meta = try repo.readRef(io, .{ .kind = .head, .name = "haxy/meta" }) orelse return error.RefNotFound; 124 var commit_iter = try repo.log(io, allocator, &.{ref_haxy_meta}); 125 defer commit_iter.deinit(); 126 127 // read the message from each commit 128 while (try commit_iter.next()) |commit_object| { 129 defer commit_object.deinit(); 130 131 try commit_object.object_reader.seekTo(commit_object.content.commit.message_position); 132 const message = try commit_object.object_reader.interface.allocRemaining(arena.allocator(), .unlimited); 133 134 var commit: Commit = .{ 135 .oid = undefined, 136 .message = message, 137 }; 138 _ = try std.fmt.hexToBytes(&commit.oid, &commit_object.oid); 139 140 try commits.append(allocator, commit); 141 } 142 143 // parse commit messages as JSON into event values. 144 // add events in reverse order so the earliest event is first. 145 for (0..commits.items.len) |i| { 146 const commit = commits.items[commits.items.len - i - 1]; 147 const event = try std.json.parseFromSliceLeaky(evt.Event, arena.allocator(), commit.message, .{}); 148 try events.append(allocator, .{ .oid = commit.oid, .event = event }); 149 } 150 } 151 152 // 153 // consume events into the database 154 // 155 156 try evt.consume(Repo.DB, repo_opts.hash, io, &repo.core.db, repo.core.db_file, events.items); 157 158 const history = try Repo.DB.ArrayList(.read_only).init(repo.core.db.rootCursor().readOnly()); 159 160 // read the moment we just created 161 const moment_cursor = try history.getCursor(-1) orelse return error.NotFound; 162 const moment = try Repo.DB.HashMap(.read_only).init(moment_cursor); 163 164 const haxy_cursor = try moment.getCursor(hash.hashInt(repo_opts.hash, "haxy")) orelse return error.NotFound; 165 const haxy = try Repo.DB.HashMap(.read_only).init(haxy_cursor); 166 167 const object_id_to_views_cursor = try haxy.getCursor(hash.hashInt(repo_opts.hash, "object-id->views")) orelse return error.NotFound; 168 const object_id_to_views = try Repo.DB.HashMap(.read_only).init(object_id_to_views_cursor); 169 170 // make sure the issue from the first event was correctly edited 171 { 172 // get the last object id 173 const last_object_id_cursor = try haxy.getCursor(hash.hashInt(repo_opts.hash, "last-object-id")) orelse return error.NotFound; 174 var last_object_id: [hash.byteLen(repo_opts.hash)]u8 = undefined; 175 _ = try last_object_id_cursor.readBytes(&last_object_id); 176 177 // get the latest views (the views generated by the last object id) 178 const views_cursor = try object_id_to_views.getCursor(hash.bytesToInt(repo_opts.hash, &last_object_id)) orelse return error.NotFound; 179 const views = try Repo.DB.HashMap(.read_only).init(views_cursor); 180 181 // get the map of issues 182 const event_id_to_issue_cursor = try views.getCursor(hash.hashInt(repo_opts.hash, "event-id->issue")) orelse return error.NotFound; 183 const event_id_to_issue = try Repo.DB.HashMap(.read_only).init(event_id_to_issue_cursor); 184 185 // get the issue out of the map that was edited 186 const first_issue_cursor = try event_id_to_issue.getCursor(hash.hashInt(repo_opts.hash, &first_event_id)) orelse return error.NotFound; 187 const first_issue_map = try Repo.DB.HashMap(.read_only).init(first_issue_cursor); 188 const first_issue = try evt.read(Repo.DB, repo_opts.hash, arena.allocator(), first_issue_map, .issue); 189 190 // make sure the issue's description was correctly edited 191 try std.testing.expectEqualStrings(events_to_consume[1].data.issue.description, first_issue.issue.description); 192 193 // make sure the issue's tags were correctly edited 194 try std.testing.expectEqualStrings(events_to_consume[1].data.issue.tags, first_issue.issue.tags); 195 } 196 } 197