test: move the creation of the nan_table to slt (#9022)

datafusion/sqllogictest/src/test_context.rs

@@ -73,10 +73,6 @@ impl TestContext {
 
         let file_name = relative_path.file_name().unwrap().to_str().unwrap();
         match file_name {
-            "scalar.slt" => {
-                info!("Registering scalar tables");
-                register_scalar_tables(test_ctx.session_ctx()).await;
-            }
             "information_schema_table_types.slt" => {
                 info!("Registering local temporary table");
                 register_temp_table(test_ctx.session_ctx()).await;
@@ -170,27 +166,6 @@ pub async fn register_avro_tables(ctx: &mut crate::TestContext) {
         .unwrap();
 }
 
-pub async fn register_scalar_tables(ctx: &SessionContext) {
-    register_nan_table(ctx)
-}
-
-/// Register a table with a NaN value (different than NULL, and can
-/// not be created via SQL)
-fn register_nan_table(ctx: &SessionContext) {
-    let schema = Arc::new(Schema::new(vec![Field::new("c1", DataType::Float64, true)]));
-
-    let data = RecordBatch::try_new(
-        schema,
-        vec![Arc::new(Float64Array::from(vec![
-            Some(1.0),
-            None,
-            Some(f64::NAN),
-        ]))],
-    )
-    .unwrap();
-    ctx.register_batch("test_float", data).unwrap();
-}
-
 /// Generate a partitioned CSV file and register it with an execution context
 pub async fn register_partition_table(test_ctx: &mut TestContext) {
     test_ctx.enable_testdir();

datafusion/sqllogictest/test_files/scalar.slt

@@ -1383,7 +1383,8 @@ create table test_boolean(c1 boolean) as values (false), (null), (true);
 statement ok
 create table test_int32(c1 int) as values (0), (1), (null), (3);
 
-## Note that test_float has a NaN (which is not possible to create in SQL) so it is registered via rust.
+statement ok
+create table test_float(c1 double) as values (1.0), (null), ('NaN'::double);
 
 # query_not()