Fix LEAST header formatting and add test coverage for documentation queries

Author: arnaud-lacurie

docs/sphinx/source/reference/Functions/scalar_functions/least.rst

@@ -1,4 +1,4 @@
-====
+=====
 LEAST
 =====
 

yaml-tests/src/test/java/DocumentationQueriesTests.java

@@ -43,4 +43,14 @@ void castDocumentationQueriesTests(YamlTest.Runner runner) throws Exception {
     void vectorDocumentationQueriesTests(YamlTest.Runner runner) throws Exception {
         runner.runYamsql(PREFIX + "/vector-documentation-queries.yamsql");
     }
+
+    @TestTemplate
+    void aggregateFunctionsDocumentationQueriesTests(YamlTest.Runner runner) throws Exception {
+        runner.runYamsql(PREFIX + "/aggregate-functions-documentation-queries.yamsql");
+    }
+
+    @TestTemplate
+    void scalarFunctionsDocumentationQueriesTests(YamlTest.Runner runner) throws Exception {
+        runner.runYamsql(PREFIX + "/scalar-functions-documentation-queries.yamsql");
+    }
 }

yaml-tests/src/test/resources/documentation-queries/aggregate-functions-documentation-queries.yamsql

@@ -4,6 +4,8 @@ options:
 ---
 schema_template:
     create table sales(id bigint, product string, region string, amount bigint, primary key(id))
+    create index product_idx as select product from sales order by product
+    create index region_idx as select region from sales order by region
 ---
 setup:
   steps: