From 681e821b719065099470fe4df69f4d3df95ba75c Mon Sep 17 00:00:00 2001
From: spacether <spacether@users.noreply.github.com>
Date: Sat, 5 Sep 2020 18:02:00 -0700
Subject: [PATCH] Syncs validation properties for arraymodels (#7357)

* Syncs validation properties for arraymodels

* Adds arrayModelHasValidation test
---
 .../org/openapitools/codegen/DefaultCodegen.java   |  1 +
 .../openapitools/codegen/DefaultCodegenTest.java   | 13 +++++++++++++
 .../src/test/resources/3_0/issue7356.yaml          | 14 ++++++++++++++
 3 files changed, 28 insertions(+)
 create mode 100644 modules/openapi-generator/src/test/resources/3_0/issue7356.yaml

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java
index a9bb1318147..6fee1e5686b 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java
@@ -2272,6 +2272,7 @@ public class DefaultCodegen implements CodegenConfig {
             m.isArrayModel = true;
             m.arrayModelType = fromProperty(name, schema).complexType;
             addParentContainer(m, name, schema);
+            ModelUtils.syncValidationProperties(schema, m);
         } else if (schema instanceof ComposedSchema) {
             final ComposedSchema composed = (ComposedSchema) schema;
             Map<String, Schema> properties = new LinkedHashMap<String, Schema>();
diff --git a/modules/openapi-generator/src/test/java/org/openapitools/codegen/DefaultCodegenTest.java b/modules/openapi-generator/src/test/java/org/openapitools/codegen/DefaultCodegenTest.java
index 4dec1cb3441..f36cd51e2c3 100644
--- a/modules/openapi-generator/src/test/java/org/openapitools/codegen/DefaultCodegenTest.java
+++ b/modules/openapi-generator/src/test/java/org/openapitools/codegen/DefaultCodegenTest.java
@@ -2253,4 +2253,17 @@ public class DefaultCodegenTest {
         assertEquals(openAPI.getComponents().getSchemas().size(), 2);
         assertNull(cm.getDiscriminator());
     }
+
+    @Test
+    public void arrayModelHasValidation() {
+        final OpenAPI openAPI = TestUtils.parseFlattenSpec("src/test/resources/3_0/issue7356.yaml");
+        final DefaultCodegen codegen = new DefaultCodegen();
+        codegen.setOpenAPI(openAPI);
+
+        String modelName = "ArrayWithValidations";
+        Schema sc = openAPI.getComponents().getSchemas().get(modelName);
+        CodegenModel cm = codegen.fromModel(modelName, sc);
+        assertEquals((int) cm.getMinItems(), 1);
+    }
+
 }
diff --git a/modules/openapi-generator/src/test/resources/3_0/issue7356.yaml b/modules/openapi-generator/src/test/resources/3_0/issue7356.yaml
new file mode 100644
index 00000000000..bcdf72f5bf6
--- /dev/null
+++ b/modules/openapi-generator/src/test/resources/3_0/issue7356.yaml
@@ -0,0 +1,14 @@
+openapi: 3.0.1
+info:
+  title: My title
+  description: API under test
+  version: 1.0.7
+servers:
+  - url: https://localhost:9999/root
+paths:
+components:
+  schemas:
+    ArrayWithValidations:
+      type: array
+      minItems: 1
+      items: {}
\ No newline at end of file