Function appendRow

pj_datastore/tests/derived_engine_test.cpp:1498–1506

Append one row (ts, value) to an existing scalar topic and commit.

// Append one row (ts, value) to an existing scalar topic and commit.
static void appendRow(DataEngine& engine, PJ::TopicId topic_id, PJ::Timestamp ts, double value) {
  DataWriter writer = engine.createWriter();
  auto s = writer.beginRow(topic_id, ts);
  (void)s;
  writer.set(topic_id, 0, value);
  auto s2 = writer.finishRow(topic_id);
  (void)s2;
  engine.commitChunks(writer.flushAll());
}

TEST(DerivedEngineTest, SisoLateInputCommitTriggersFullRecompute) {
  DataEngine engine;