test: requests wait for schema cache load

* nix: add postgrest-test-big-schema command

test/io/test_big_schema.py

@@ -0,0 +1,47 @@
+"IO tests for PostgREST started on the big schema."
+
+import pytest
+
+from config import *
+from util import *
+from postgrest import *
+
+
+def test_requests_wait_for_schema_cache_to_be_loaded(defaultenv):
+    "requests that use the schema cache (e.g. resource embedding) wait for schema cache to be loaded"
+
+    env = {
+        **defaultenv,
+        "PGRST_DB_SCHEMAS": "apflora",
+        "PGRST_DB_POOL": "2",
+        "PGRST_DB_ANON_ROLE": "postgrest_test_anonymous",
+        "PGRST_SERVER_TIMING_ENABLED": "true",
+    }
+
+    with run(env=env, wait_for_readiness=False) as postgrest:
+        time.sleep(1.5)  # manually wait for schema cache to start loading
+
+        response = postgrest.session.get("/tpopmassn?select=*,tpop(*)")
+        assert response.status_code == 200
+
+        server_timings = parse_server_timings_header(response.headers["Server-Timing"])
+        plan_dur = server_timings["plan"]
+        assert plan_dur > 10000.0
+
+
+# TODO: This test fails now because of https://github.com/PostgREST/postgrest/pull/2122
+# The stack size of 1K(-with-rtsopts=-K1K) is not enough and this fails with "stack overflow"
+# A stack size of 200K seems to be enough for succeess
+@pytest.mark.skip
+def test_openapi_in_big_schema(defaultenv):
+    "Should get a successful response from openapi on a big schema"
+
+    env = {
+        **defaultenv,
+        "PGRST_DB_SCHEMAS": "apflora",
+        "PGRST_OPENAPI_MODE": "ignore-privileges",
+    }
+
+    with run(env=env) as postgrest:
+        response = postgrest.session.get("/")
+        assert response.status_code == 200

test/io/test_io.py

@@ -1007,24 +1007,6 @@ def test_schema_cache_concurrent_notifications(slow_schema_cache_env):
         assert response.status_code == 200
 
 
-# TODO: This test fails now because of https://github.com/PostgREST/postgrest/pull/2122
-# The stack size of 1K(-with-rtsopts=-K1K) is not enough and this fails with "stack overflow"
-# A stack size of 200K seems to be enough for succeess
-@pytest.mark.skip
-def test_openapi_in_big_schema(defaultenv):
-    "Should get a successful response from openapi on a big schema"
-
-    env = {
-        **defaultenv,
-        "PGRST_DB_SCHEMAS": "apflora",
-        "PGRST_OPENAPI_MODE": "ignore-privileges",
-    }
-
-    with run(env=env) as postgrest:
-        response = postgrest.session.get("/")
-        assert response.status_code == 200
-
-
 @pytest.mark.parametrize("dburi_type", ["no_params", "no_params_qmark", "with_params"])
 def test_get_pgrst_version_with_uri_connection_string(dburi_type, dburi, defaultenv):
     "The fallback_application_name should be added to the db-uri if it has a URI format"

test/io/util.py

@@ -55,5 +55,5 @@ def parse_server_timings_header(header):
     for timing in header.split(","):
         name, duration_text, *_ = timing.split(";")
         _, duration = duration_text.split("=")
-        timings[name] = float(duration)
+        timings[name.strip()] = float(duration)
     return timings