From d76cef331d47f8bc37a7beede6f0f885f5887199 Mon Sep 17 00:00:00 2001
From: Alexander Pinchuk <drygva@gmail.com>
Date: Sun, 8 Dec 2019 22:03:00 +0300
Subject: [PATCH] #1267 - fix ArrayModel parsing to handle "uniqueItems" flag

---
 .../parser/util/SwaggerDeserializer.java      |  7 ++-
 .../parser/util/SwaggerDeserializerTest.java  | 48 +++++++++++++++++++
 2 files changed, 54 insertions(+), 1 deletion(-)

diff --git a/modules/swagger-parser/src/main/java/io/swagger/parser/util/SwaggerDeserializer.java b/modules/swagger-parser/src/main/java/io/swagger/parser/util/SwaggerDeserializer.java
index 11ab6e926f..a5999a33c8 100644
--- a/modules/swagger-parser/src/main/java/io/swagger/parser/util/SwaggerDeserializer.java
+++ b/modules/swagger-parser/src/main/java/io/swagger/parser/util/SwaggerDeserializer.java
@@ -793,7 +793,12 @@ public Model definition(ObjectNode node, String location, ParseResult result) {
 
             Integer minItems = getInteger("minItems", node, false, location, result);
             am.setMinItems(minItems);
-            
+
+            Boolean uniqueItems = getBoolean("uniqueItems", node, false, location, result);
+            if(uniqueItems != null) {
+                am.setUniqueItems(uniqueItems);
+            }
+
             // add xml specific information if available 
             JsonNode xml = node.get("xml");
             if(xml != null) {
diff --git a/modules/swagger-parser/src/test/java/io/swagger/parser/util/SwaggerDeserializerTest.java b/modules/swagger-parser/src/test/java/io/swagger/parser/util/SwaggerDeserializerTest.java
index 95937eb647..5b2dae71a0 100644
--- a/modules/swagger-parser/src/test/java/io/swagger/parser/util/SwaggerDeserializerTest.java
+++ b/modules/swagger-parser/src/test/java/io/swagger/parser/util/SwaggerDeserializerTest.java
@@ -632,6 +632,54 @@ public void testArrayModelDefinition() {
         assertTrue(response instanceof MapProperty);
     }
 
+    @Test
+    public void testArrayModelWithUniqueItems() {
+        String json = "{\n" +
+                "  \"swagger\": \"2.0\",\n" +
+                "  \"info\": {\n" +
+                "    \"title\": \"foo\"\n" +
+                "  },\n" +
+                "  \"paths\": {\n" +
+                "    \"/test\": {\n" +
+                "      \"post\": {\n" +
+                "        \"parameters\": [\n" +
+                "          {\n" +
+                "            \"name\": \"AnyName\",\n" +
+                "            \"in\": \"body\",\n" +
+                "            \"schema\": {\n" +
+                "              \"type\": \"array\",\n" +
+                "              \"uniqueItems\": true,\n" +
+                "              \"items\": {\n" +
+                "                \"type\": \"string\"\n" +
+                "              }\n" +
+                "            }\n" +
+                "          }\n" +
+                "        ],\n" +
+                "        \"responses\": {\n" +
+                "          \"200\": {\n" +
+                "            \"description\": \"ok\"\n" +
+                "          }\n" +
+                "        }\n" +
+                "      }\n" +
+                "    }\n" +
+                "  }\n" +
+                "}";
+
+        SwaggerParser parser = new SwaggerParser();
+        SwaggerDeserializationResult result = parser.readWithInfo(json);
+        Parameter parameter = result.getSwagger().getPath("/test")
+                .getPost().getParameters().get(0);
+
+        assertTrue(parameter instanceof BodyParameter);
+        BodyParameter bodyParameter = (BodyParameter) parameter;
+
+        Model model = bodyParameter.getSchema();
+        assertTrue(model instanceof ArrayModel);
+        ArrayModel arrayModel = (ArrayModel) model;
+        assertNotNull(arrayModel.getUniqueItems());
+        assertTrue(arrayModel.getUniqueItems());
+    }
+
     @Test
     public void testArrayQueryParam() throws Exception {
         String json = "{\n" +