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rose-ash/next/tests/delivery_set.sh
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fed-sx-m2: Step 7a — delivery:delivery_set/2,3 + 17 tests
New next/kernel/delivery.erl computes the audience-resolved
deduplicated recipient list for an outbound activity.

delivery_set/2(Activity, KernelState)
delivery_set/3(Activity, KernelState, FollowerGraph)
  Returns a deduplicated list of ActorId atoms. Step 8 will
  resolve each entry to {PeerInstanceUrl, ActorId} via the
  peer-actors cache.

Sources unioned then deduped:
  - :to field   (single ActorId or list, atoms or audience symbols)
  - :cc field   (same shape)
  - audience-symbol expansion:
      followers -> sender's followers from follower_graph
      public    -> [] for v2 (Step 7b layers known-peer-instance set)

Self-delivery suppressed every time the sender's ActorId appears
in the set.

Module lives in its own file (not inside outbox.erl) so Step 8's
delivery-queue gen_server has a clean home alongside it.

17/17 in next/tests/delivery_set.sh covering:
  - empty activity -> []
  - single :to atom + list :to recipients
  - :to + :cc unioned
  - self-suppression
  - duplicate / cross-field dedup
  - followers symbol expands via follower_graph state
  - empty follower-graph -> []
  - public v2 placeholder -> []
  - mixed explicit + followers
  - collect_recipients raw flat
  - suppress_self drops every match
  - dedup preserves first-occurrence order
  - expand_audience pass-through for plain ActorId

Conformance 761/761. 86/86 across 6 Step-7-adjacent suites
(follower_graph, follow_lifecycle, auto_accept, inbox,
nx_kernel_multi, outbox_publish).
2026-06-06 23:34:18 +00:00

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#!/usr/bin/env bash
# next/tests/delivery_set.sh — m2 Step 7 test.
#
# delivery:delivery_set/2,3 computes the audience-resolved
# recipient list for an outbound activity. Sources are :to / :cc
# fields plus expansion of `followers` (via follower_graph) and
# `public` (v2 placeholder — Step 7c will populate with peer
# instances). Self-delivery suppressed; result deduplicated.
set -uo pipefail
cd "$(git rev-parse --show-toplevel)"
SX_SERVER="${SX_SERVER:-hosts/ocaml/_build/default/bin/sx_server.exe}"
if [ ! -x "$SX_SERVER" ]; then
SX_SERVER="/root/rose-ash/hosts/ocaml/_build/default/bin/sx_server.exe"
fi
if [ ! -x "$SX_SERVER" ]; then
echo "ERROR: sx_server.exe not found." >&2
exit 1
fi
VERBOSE="${1:-}"
PASS=0; FAIL=0; ERRORS=""
TMPFILE=$(mktemp); trap "rm -f $TMPFILE" EXIT
cat > "$TMPFILE" <<'EPOCHS'
(epoch 1)
(load "lib/erlang/tokenizer.sx")
(load "lib/erlang/parser.sx")
(load "lib/erlang/parser-core.sx")
(load "lib/erlang/parser-expr.sx")
(load "lib/erlang/parser-module.sx")
(load "lib/erlang/transpile.sx")
(load "lib/erlang/runtime.sx")
(load "lib/erlang/vm/dispatcher.sx")
(epoch 2)
(eval "(get (erlang-load-module (file-read \"next/kernel/envelope.erl\")) :name)")
(epoch 3)
(eval "(get (erlang-load-module (file-read \"next/kernel/follower_graph.erl\")) :name)")
(epoch 4)
(eval "(get (erlang-load-module (file-read \"next/kernel/delivery.erl\")) :name)")
;; Empty activity -> empty delivery set
(epoch 10)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}], []) =:= []\") :name)")
;; Single :to atom recipient
(epoch 11)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, bob}], []) =:= [bob]\") :name)")
;; :to list of recipients
(epoch 12)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, [bob, carol]}], []) =:= [bob, carol]\") :name)")
;; :cc adds to :to
(epoch 13)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, [bob]}, {cc, [carol]}], []) =:= [bob, carol]\") :name)")
;; Self-delivery suppressed (alice in :to is the publisher)
(epoch 14)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, [alice, bob]}], []) =:= [bob]\") :name)")
;; Duplicate recipients deduped
(epoch 15)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, [bob, bob]}, {cc, [bob]}], []) =:= [bob]\") :name)")
;; :to and :cc with overlap are deduped
(epoch 16)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, [bob, carol]}, {cc, [carol, dave]}], []) =:= [bob, carol, dave]\") :name)")
;; followers audience symbol -> sender's followers from follower_graph
(epoch 17)
(eval "(get (erlang-eval-ast \"Follow = [{actor, bob}, {type, follow}, {object, alice}], Accept = [{actor, alice}, {type, accept}, {object, Follow}], S = follower_graph:fold(Accept, follower_graph:fold(Follow, follower_graph:new())), delivery:delivery_set([{actor, alice}, {to, followers}], [], S) =:= [bob]\") :name)")
;; followers with empty follower-graph -> []
(epoch 18)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, followers}], [], follower_graph:new()) =:= []\") :name)")
;; public audience symbol -> [] for v2 (Step 7c will populate)
(epoch 19)
(eval "(get (erlang-eval-ast \"delivery:delivery_set([{actor, alice}, {to, public}], []) =:= []\") :name)")
;; Mixed explicit + followers, followers carry two peers
(epoch 20)
(eval "(get (erlang-eval-ast \"F1 = [{actor, bob}, {type, follow}, {object, alice}], A1 = [{actor, alice}, {type, accept}, {object, F1}], F2 = [{actor, carol}, {type, follow}, {object, alice}], A2 = [{actor, alice}, {type, accept}, {object, F2}], S = follower_graph:fold(A2, follower_graph:fold(F2, follower_graph:fold(A1, follower_graph:fold(F1, follower_graph:new())))), delivery:delivery_set([{actor, alice}, {to, [dave, followers]}], [], S) =:= [dave, bob, carol]\") :name)")
;; followers + explicit, with overlap deduped
(epoch 21)
(eval "(get (erlang-eval-ast \"F = [{actor, bob}, {type, follow}, {object, alice}], A = [{actor, alice}, {type, accept}, {object, F}], S = follower_graph:fold(A, follower_graph:fold(F, follower_graph:new())), delivery:delivery_set([{actor, alice}, {to, [bob, followers]}], [], S) =:= [bob]\") :name)")
;; collect_recipients: bare helper returns flat list (no dedup, no self-suppression)
(epoch 22)
(eval "(get (erlang-eval-ast \"delivery:collect_recipients([{actor, alice}, {to, [bob, carol]}, {cc, [carol, dave]}]) =:= [bob, carol, carol, dave]\") :name)")
;; suppress_self drops every occurrence of Self
(epoch 23)
(eval "(get (erlang-eval-ast \"delivery:suppress_self([bob, alice, carol, alice], alice) =:= [bob, carol]\") :name)")
;; dedup preserves first occurrence order
(epoch 24)
(eval "(get (erlang-eval-ast \"delivery:dedup([bob, carol, bob, dave, carol]) =:= [bob, carol, dave]\") :name)")
;; expand_audience: pass-through for plain ActorId
(epoch 25)
(eval "(get (erlang-eval-ast \"delivery:expand_audience(carol, alice, follower_graph:new()) =:= [carol]\") :name)")
EPOCHS
OUTPUT=$(timeout 240 "$SX_SERVER" < "$TMPFILE" 2>/dev/null)
check() {
local epoch="$1" desc="$2" expected="$3"
local actual
actual=$(echo "$OUTPUT" | awk -v e="$epoch" '
$0 ~ "^\\(ok-len " e " " { getline; print; exit }
$0 ~ "^\\(ok " e " " { print; exit }
$0 ~ "^\\(error " e " " { print; exit }
')
[ -z "$actual" ] && actual="<no output for epoch $epoch>"
if echo "$actual" | grep -qF -- "$expected"; then
PASS=$((PASS+1))
[ "$VERBOSE" = "-v" ] && echo " ok $desc"
else
FAIL=$((FAIL+1))
ERRORS+=" FAIL [$desc] (epoch $epoch) expected: $expected | actual: $actual
"
fi
}
check 4 "delivery module loaded" "delivery"
check 10 "empty activity -> empty set" "true"
check 11 "single :to atom recipient" "true"
check 12 "list :to recipients" "true"
check 13 ":to + :cc unioned" "true"
check 14 "self-delivery suppressed" "true"
check 15 "duplicates within :to deduped" "true"
check 16 ":to/:cc overlap deduped" "true"
check 17 "followers expands via graph" "true"
check 18 "empty follower-graph -> []" "true"
check 19 "public v2 -> []" "true"
check 20 "mixed explicit + followers" "true"
check 21 "followers + overlap deduped" "true"
check 22 "collect_recipients raw flat" "true"
check 23 "suppress_self drops every match" "true"
check 24 "dedup preserves first-occurrence" "true"
check 25 "expand_audience pass-through" "true"
TOTAL=$((PASS+FAIL))
if [ $FAIL -eq 0 ]; then
echo "ok $PASS/$TOTAL next/tests/delivery_set.sh passed"
else
echo "FAIL $PASS/$TOTAL passed, $FAIL failed:"
echo "$ERRORS"
fi
[ $FAIL -eq 0 ]