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rose-ash/next/tests/http_capabilities.sh
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fed-sx-m1: Step 8c-cap — GET /.well-known/sx-capabilities route + 8 tests
2026-05-28 08:42:02 +00:00

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#!/usr/bin/env bash
# next/tests/http_capabilities.sh — Step 8c-cap acceptance test.
#
# Exercises GET /.well-known/sx-capabilities — kernel-version
# descriptor per design §16. The path is exposed as
# http_server:capabilities_path/0 so tests don't have to spell
# it byte-by-byte. 7 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)")
;; capabilities_path is exposed and non-empty
(epoch 10)
(eval "(get (erlang-eval-ast \"byte_size(http_server:capabilities_path()) > 10\") :name)")
;; GET capabilities_path returns 200
(epoch 11)
(eval "(get (erlang-eval-ast \"P = http_server:capabilities_path(), Req = [{method, <<71,69,84>>}, {path, P}], case http_server:route(Req) of [{status, 200} | _] -> ok; _ -> bad end\") :name)")
;; Capabilities body is non-empty and contains the verb names
(epoch 12)
(eval "(get (erlang-eval-ast \"B = http_server:capabilities_body(), byte_size(B) > 30\") :name)")
;; POST to capabilities path returns 404 (only GET dispatched)
(epoch 13)
(eval "(get (erlang-eval-ast \"P = http_server:capabilities_path(), Req = [{method, <<80,79,83,84>>}, {path, P}], case http_server:route(Req) of [{status, 404} | _] -> ok; _ -> bad end\") :name)")
;; Route returns capabilities_body when matching
(epoch 14)
(eval "(get (erlang-eval-ast \"P = http_server:capabilities_path(), Req = [{method, <<71,69,84>>}, {path, P}], R = http_server:route(Req), case R of [_, _, {body, B}] -> B =:= http_server:capabilities_body(); _ -> false end\") :name)")
;; capabilities_path starts with '/' (47)
(epoch 15)
(eval "(get (erlang-eval-ast \"case http_server:capabilities_path() of <<47, _/binary>> -> ok; _ -> bad end\") :name)")
;; Existing GET / route still works (no regression from the new clause)
(epoch 16)
(eval "(get (erlang-eval-ast \"Req = [{method, <<71,69,84>>}, {path, <<47>>}], case http_server:route(Req) of [{status, 200} | _] -> ok; _ -> bad end\") :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: $actual
"
fi
}
check 2 "module load name" "http_server"
check 10 "capabilities_path non-empty" "true"
check 11 "GET capabilities -> 200" "ok"
check 12 "capabilities body non-empty" "true"
check 13 "POST capabilities -> 404" "ok"
check 14 "route body matches capabilities" "true"
check 15 "capabilities_path leading /" "ok"
check 16 "GET / still works" "ok"
TOTAL=$((PASS+FAIL))
if [ $FAIL -eq 0 ]; then
echo "ok $PASS/$TOTAL next/tests/http_capabilities.sh passed"
else
echo "FAIL $PASS/$TOTAL passed, $FAIL failed:"
echo "$ERRORS"
fi
[ $FAIL -eq 0 ]