test: add integration files

test/integration/announce.zig

@@ -0,0 +1,40 @@
+const std = @import("std");
+const rt = @import("reticulum");
+const fixtures = @import("fixtures");
+// const ohsnap = @import("ohsnap");
+
+test {
+    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
+    var thread_safe_gpa = std.heap.ThreadSafeAllocator{
+        .child_allocator = gpa.allocator(),
+    };
+    const ally = thread_safe_gpa.allocator();
+    var f = try abc(ally);
+    var c = f.getNode("C").?;
+
+    while (c.api.collect(rt.units.BitRate.default)) |packet| {
+        std.debug.print("{any}\n", .{packet});
+    }
+}
+
+fn abc(ally: std.mem.Allocator) !fixtures.Framework {
+    var f = fixtures.Framework.init(ally, .{});
+    const names = [_][]const u8{ "A", "B", "C" };
+
+    for (names) |name| {
+        try f.addNode(name);
+    }
+
+    try f.connect("A", "B");
+    try f.connect("C", "B");
+
+    for (names) |name| {
+        const n = f.getNode(name).?;
+        const endpoint = try f.addEndpoint(name);
+        try n.api.announce(&endpoint, name);
+        f.clock.advance(200, .ms);
+        try f.process();
+    }
+
+    return f;
+}