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rose-ash/next/tests/http_actors.sh
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fed-sx-m1: Step 8c-actors-doc — match_prefix + GET /actors/{id} route + 13 tests
2026-05-28 09:12:28 +00:00

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#!/usr/bin/env bash
# next/tests/http_actors.sh — Step 8c-actors acceptance test.
#
# Exercises match_prefix/2 + GET /actors/{id} route. The id is
# carried back in the response body so callers can confirm the
# right segment was extracted. 12 cases.
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/http_server.erl\")) :name)")
;; match_prefix on a clean match returns the rest
(epoch 10)
(eval "(get (erlang-eval-ast \"http_server:match_prefix(<<97,98>>, <<97,98,99,100>>) =:= {ok, <<99,100>>}\") :name)")
;; Empty prefix matches everything
(epoch 11)
(eval "(get (erlang-eval-ast \"http_server:match_prefix(<<>>, <<97,98,99>>) =:= {ok, <<97,98,99>>}\") :name)")
;; No common bytes -> nomatch
(epoch 12)
(eval "(get (erlang-eval-ast \"http_server:match_prefix(<<97,98>>, <<120,121>>) =:= nomatch\") :name)")
;; Prefix longer than path -> nomatch
(epoch 13)
(eval "(get (erlang-eval-ast \"http_server:match_prefix(<<97,98,99,100>>, <<97,98>>) =:= nomatch\") :name)")
;; Exact match yields empty rest
(epoch 14)
(eval "(get (erlang-eval-ast \"http_server:match_prefix(<<97,98>>, <<97,98>>) =:= {ok, <<>>}\") :name)")
;; actors_prefix is "/actors/" — 8 bytes
(epoch 15)
(eval "(erlang-eval-ast \"byte_size(http_server:actors_prefix())\")")
;; GET /actors/alice -> 200
(epoch 16)
(eval "(get (erlang-eval-ast \"Req = [{method, <<71,69,84>>}, {path, <<47,97,99,116,111,114,115,47,97,108,105,99,101>>}], case http_server:route(Req) of [{status, 200} | _] -> ok; _ -> bad end\") :name)")
;; The id appears in the body
(epoch 17)
(eval "(get (erlang-eval-ast \"Req = [{method, <<71,69,84>>}, {path, <<47,97,99,116,111,114,115,47,97,108,105,99,101>>}], R = http_server:route(Req), case R of [_, _, {body, B}] -> http_server:match_prefix(<<97,99,116,111,114,58,32>>, B) =/= nomatch; _ -> false end\") :name)")
;; GET /actors/ (empty id) -> 404
(epoch 18)
(eval "(get (erlang-eval-ast \"Req = [{method, <<71,69,84>>}, {path, <<47,97,99,116,111,114,115,47>>}], case http_server:route(Req) of [{status, 404} | _] -> ok; _ -> bad end\") :name)")
;; POST /actors/alice -> 404 (only GET)
(epoch 19)
(eval "(get (erlang-eval-ast \"Req = [{method, <<80,79,83,84>>}, {path, <<47,97,99,116,111,114,115,47,97,108,105,99,101>>}], case http_server:route(Req) of [{status, 404} | _] -> ok; _ -> bad end\") :name)")
;; GET /unrelated still 404
(epoch 20)
(eval "(get (erlang-eval-ast \"Req = [{method, <<71,69,84>>}, {path, <<47,102,111,111>>}], case http_server:route(Req) of [{status, 404} | _] -> ok; _ -> bad end\") :name)")
;; Existing routes (GET /, capabilities) still work
(epoch 21)
(eval "(get (erlang-eval-ast \"Req1 = [{method, <<71,69,84>>}, {path, <<47>>}], Req2 = [{method, <<71,69,84>>}, {path, http_server:capabilities_path()}], R1 = case http_server:route(Req1) of [{status, 200} | _] -> ok; _ -> bad end, R2 = case http_server:route(Req2) of [{status, 200} | _] -> ok; _ -> bad end, {R1, R2} =:= {ok, ok}\") :name)")
EPOCHS
OUTPUT=$(timeout 60 "$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: $actual
"
fi
}
check 2 "module load name" "http_server"
check 10 "match_prefix clean match" "true"
check 11 "empty prefix matches all" "true"
check 12 "no common bytes -> nomatch" "true"
check 13 "prefix > path -> nomatch" "true"
check 14 "exact match -> empty rest" "true"
check 15 "actors_prefix size = 8" "8"
check 16 "GET /actors/alice -> 200" "ok"
check 17 "body carries 'actor: ' prefix" "true"
check 18 "GET /actors/ (empty id) -> 404" "ok"
check 19 "POST /actors/alice -> 404" "ok"
check 20 "GET /unrelated still 404" "ok"
check 21 "existing routes intact" "true"
TOTAL=$((PASS+FAIL))
if [ $FAIL -eq 0 ]; then
echo "ok $PASS/$TOTAL next/tests/http_actors.sh passed"
else
echo "FAIL $PASS/$TOTAL passed, $FAIL failed:"
echo "$ERRORS"
fi
[ $FAIL -eq 0 ]