HH-448: enforce PostgreSQL E2E gate (#87)

* HH-448 enforce PostgreSQL E2E gate

* HH-448 fail CI when concurrency test is missing

---------

Co-authored-by: Rogee <rogee@ipao.vip>

.github/workflows/ci.yml

@@ -49,11 +49,11 @@ jobs:
         run: go vet ./...
 
   backend-postgres:
-    name: Backend (PostgreSQL concurrency)
+    name: Backend (PostgreSQL)
     runs-on: ubuntu-latest
     services:
       postgres:
-        image: postgres:16-alpine
+        image: pgvector/pgvector:pg16
         env:
           POSTGRES_DB: gochat_test
           POSTGRES_USER: postgres
@@ -76,7 +76,67 @@ jobs:
         env:
           GOCHAT_TEST_DB: postgres
           GOCHAT_TEST_DB_URL: postgres://postgres:postgres@localhost:5432/gochat_test?sslmode=disable
-        run: go test ./internal/autoassignment -run '^TestAssignmentServiceOnlyOneConcurrentWorkerWinsPostgres$' -count=3
+        run: |
+          set -euo pipefail
+          output="$RUNNER_TEMP/autoassignment-concurrency.json"
+          go test -json ./internal/autoassignment -run '^TestAssignmentServiceOnlyOneConcurrentWorkerWinsPostgres$' -count=3 | tee "$output"
+          grep -Eq '"Action":"pass".*"Test":"TestAssignmentServiceOnlyOneConcurrentWorkerWinsPostgres"' "$output" || {
+            echo "PostgreSQL auto-assignment concurrency test did not run" >&2
+            exit 1
+          }
+      - name: Test PostgreSQL E2E
+        working-directory: backend
+        env:
+          GOCHAT_TEST_DB: postgres
+          GOCHAT_TEST_DB_URL: postgres://postgres:postgres@localhost:5432/gochat_test?sslmode=disable
+        run: |
+          set -euo pipefail
+          output="$RUNNER_TEMP/postgres-e2e.json"
+          go test -json -count=1 -timeout 10m ./tests/e2e/... | tee "$output"
+
+          python3 - "$output" <<'PY'
+          import json
+          import sys
+
+          required = {
+              "TestAuthE2ESuite",
+              "TestAccountCRUDE2ESuite",
+              "TestConversationE2ESuite",
+              "TestCRME2ESuite",
+              "TestCSRFE2ETestSuite",
+              "TestRBACE2ESuite",
+          }
+          results = {}
+          with open(sys.argv[1], encoding="utf-8") as events:
+              for line in events:
+                  event = json.loads(line)
+                  if event.get("Test") and event.get("Action") in {"pass", "skip", "fail"}:
+                      results[event["Test"]] = event["Action"]
+
+          missing = sorted(suite for suite in required if results.get(suite) != "pass")
+          passed_subtests = {suite: 0 for suite in required}
+          skipped_subtests = {suite: 0 for suite in required}
+          for test, action in results.items():
+              suite, separator, _ = test.partition("/")
+              if separator and suite in required:
+                  if action == "pass":
+                      passed_subtests[suite] += 1
+                  elif action == "skip":
+                      skipped_subtests[suite] += 1
+
+          empty = sorted(suite for suite, count in passed_subtests.items() if count == 0)
+          for suite in sorted(required):
+              print(f"{suite}: {passed_subtests[suite]} passed, {skipped_subtests[suite]} skipped")
+          print(
+              "E2E totals: "
+              f"{sum(action == 'pass' for action in results.values())} passed, "
+              f"{sum(action == 'skip' for action in results.values())} skipped"
+          )
+          if missing:
+              raise SystemExit(f"required E2E suites did not pass: {', '.join(missing)}")
+          if empty:
+              raise SystemExit(f"required E2E suites ran no passing subtests: {', '.join(empty)}")
+          PY
 
   frontend:
     name: Frontend Build