refactor(e2e): use __NOW__ substitution in e2e test for `generate_s…

…eries` ends with `now()` (risingwavelabs#17527)

Signed-off-by: Richard Chien <[email protected]>

ci/scripts/run-e2e-test.sh

@@ -80,9 +80,6 @@ RUST_LOG="info,risingwave_stream=info,risingwave_batch=info,risingwave_storage=i
 cluster_start
 # Please make sure the regression is expected before increasing the timeout.
 sqllogictest -p 4566 -d dev './e2e_test/streaming/**/*.slt' --junit "streaming-${profile}"
-if [[ "$mode" != "single-node" ]]; then
-  sqllogictest -p 4566 -d dev './e2e_test/streaming_now/**/*.slt' --junit "streaming-${profile}"
-fi
 sqllogictest -p 4566 -d dev './e2e_test/backfill/sink/different_pk_and_dist_key.slt'
 
 echo "--- Kill cluster"

e2e_test/streaming_now/now.slt → e2e_test/streaming/now.slt

@@ -1,12 +1,13 @@
-system ok
-./risedev psql -c "
+control substitution on
+
+statement ok
 create materialized view mv as
 select * from generate_series(
-    to_timestamp($(date +%s)) - interval '10 second',
+    -- $__NOW__ is in nanoseconds, `to_timestamp` expects seconds
+    to_timestamp($__NOW__ / 1000.0 / 1000.0 / 1000.0) - interval '10 second',
     now(),
     interval '1 second'
 );
-"
 
 statement ok
 flush;