From 1249c68d1bcae64c7008b5b8cb22b502570ec9fd Mon Sep 17 00:00:00 2001
From: Adam Thomas <adamthom@amazon.com>
Date: Wed, 19 Jun 2024 10:33:10 -0700
Subject: [PATCH] Add protocol tests for sparse list primitives

In some languages, like Java, Strings are naturally nullable and thus
handling sparse collections of String values is straightforward, but
sparse collection of values with primitives (such as shorts) may
introduce complexities.
---
 .../model/restJson1/json-lists.smithy            | 16 ++++++++++++++--
 .../model/shared-types.smithy                    |  5 +++++
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/smithy-aws-protocol-tests/model/restJson1/json-lists.smithy b/smithy-aws-protocol-tests/model/restJson1/json-lists.smithy
index af76a3307ce..66333134434 100644
--- a/smithy-aws-protocol-tests/model/restJson1/json-lists.smithy
+++ b/smithy-aws-protocol-tests/model/restJson1/json-lists.smithy
@@ -12,6 +12,7 @@ use aws.protocoltests.shared#IntegerEnumList
 use aws.protocoltests.shared#GreetingList
 use aws.protocoltests.shared#IntegerList
 use aws.protocoltests.shared#NestedStringList
+use aws.protocoltests.shared#SparseShortList
 use aws.protocoltests.shared#StringList
 use aws.protocoltests.shared#SparseStringList
 use aws.protocoltests.shared#StringSet
@@ -334,12 +335,17 @@ structure StructureListMember {
                     "sparseStringList": [
                         null,
                         "hi"
+                    ],
+                    "sparseShortList": [
+                        null,
+                        2
                     ]
                 }"""
         bodyMediaType: "application/json"
         headers: {"Content-Type": "application/json"}
         params: {
-            sparseStringList: [null, "hi"]
+            sparseStringList: [null, "hi"],
+            sparseShortList: [null, 2]
         }
     }
 ])
@@ -354,12 +360,17 @@ structure StructureListMember {
                     "sparseStringList": [
                         null,
                         "hi"
+                    ],
+                    "sparseShortList": [
+                        null,
+                        2
                     ]
                 }"""
         bodyMediaType: "application/json"
         headers: {"Content-Type": "application/json"}
         params: {
-            sparseStringList: [null, "hi"]
+            sparseStringList: [null, "hi"],
+            sparseShortList: [null, 2]
         }
     }
 ])
@@ -372,4 +383,5 @@ operation SparseJsonLists {
 
 structure SparseJsonListsInputOutput {
     sparseStringList: SparseStringList
+    sparseShortList: SparseShortList
 }
diff --git a/smithy-aws-protocol-tests/model/shared-types.smithy b/smithy-aws-protocol-tests/model/shared-types.smithy
index b4e31ba4d69..f53e7d453eb 100644
--- a/smithy-aws-protocol-tests/model/shared-types.smithy
+++ b/smithy-aws-protocol-tests/model/shared-types.smithy
@@ -59,6 +59,11 @@ list ShortList {
     member: Short,
 }
 
+@sparse
+list SparseShortList {
+    member: Short
+}
+
 list IntegerList {
     member: Integer,
 }