comphead commented on code in PR #6254:
URL: https://github.com/apache/arrow-datafusion/pull/6254#discussion_r1186303103
##########
datafusion/core/tests/dataframe.rs:
##########
@@ -1230,3 +1232,36 @@ pub async fn register_alltypes_tiny_pages_parquet(ctx:
&SessionContext) -> Resul
.await?;
Ok(())
}
+
+#[derive(Debug)]
+struct HardcodedIntProvider {}
+
+impl VarProvider for HardcodedIntProvider {
+ fn get_value(&self, _var_names: Vec<String>) -> Result<ScalarValue,
DataFusionError> {
+ Ok(ScalarValue::Int64(Some(1234)))
+ }
+
+ fn get_type(&self, _: &[String]) -> Option<DataType> {
+ Some(DataType::Int64)
+ }
+}
+
+#[tokio::test]
+async fn use_var_provider() -> Result<()> {
Review Comment:
```
let runtime = Arc::new(RuntimeEnv::default());
let config = SessionConfig::new().with_target_partitions(4);
let config =
config.set_bool("datafusion.optimizer.skip_failed_rules", false);
SessionState::with_config_rt(config, runtime)
let ctx = SessionContext::with_config(config);
let df = ctx.sql(sql)
```
?
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