diff --git a/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/petStoreApiJsonStringWithEnum.st b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/petStoreApiJsonStringWithEnum.st
new file mode 100644
index 0000000..b3c0a35
--- /dev/null
+++ b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/petStoreApiJsonStringWithEnum.st
@@ -0,0 +1,179 @@
+as yet unclassified
+petStoreApiJsonStringWithEnum
+	^ '{
+  "openapi": "3.0.0",
+  "info": {
+    "version": "1.0.0",
+    "title": "Swagger Petstore",
+    "license": {
+      "name": "MIT"
+    }
+  },
+  "servers": [
+    {
+      "url": "http://petstore.swagger.io/v1"
+    }
+  ],
+  "paths": {
+    "/pets": {
+      "get": {
+        "summary": "List all pets",
+        "operationId": "listPets",
+        "tags": [
+          "pets"
+        ],
+        "parameters": [
+          {
+            "name": "limit",
+            "in": "query",
+            "description": "How many items to return at one time (max 100)",
+            "required": false,
+            "schema": {
+              "type": "integer",
+              "format": "int32"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "An paged array of pets",
+            "headers": {
+              "x-next": {
+                "description": "A link to the next page of responses",
+                "schema": {
+                  "type": "string"
+                }
+              }
+            },
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Pets"
+                }
+              }
+            }
+          },
+          "default": {
+            "description": "unexpected error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      },
+      "post": {
+        "summary": "Create a pet",
+        "operationId": "createPets",
+        "tags": [
+          "pets"
+        ],
+		  "requestBody" : { 
+		 
+		     "content": {
+              "application/json": {
+					 "schema": {
+                		"type": "array",
+                		"items": {"$ref": "#/components/schemas/Pet"},
+                		"minItems": 1
+						}
+              }
+           }
+        },
+        "responses": {
+          "201": {
+            "description": "Null response"
+          },
+          "default": {
+            "description": "unexpected error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
+    "/pets/{petId}": {
+      "get": {
+        "summary": "Info for a specific pet",
+        "operationId": "showPetById",
+        "tags": [
+          "pets"
+        ],
+        "parameters": [
+          {
+            "name": "petId",
+            "in": "path",
+            "required": true,
+            "description": "The id of the pet to retrieve",
+            "schema": {
+              "type": "string"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Expected response to a valid request",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Pets"
+                }
+              }
+            }
+          },
+          "default": {
+            "description": "unexpected error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+  },
+  "components": {
+    "schemas": {
+      "Pet": {
+          "type": "string",
+       	 "enum": [
+          	"PET_A",
+         		 "PET_B"
+        	]
+      },
+      "Pets": {
+        "type": "array",
+        "items": {
+          "$ref": "#/components/schemas/Pet"
+        }
+      },
+      "Error": {
+        "type" : "object",
+        "required": [
+          "code",
+          "message"
+        ],
+        "properties": {
+          "code": {
+            "type": "integer",
+            "format": "int32"
+          },
+          "message": {
+            "type": "string"
+          }
+        }
+      }
+    }
+  }
+}'
\ No newline at end of file
diff --git a/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/responseObjectJSONWithLinks.st b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/responseObjectJSONWithLinks.st
new file mode 100644
index 0000000..708f700
--- /dev/null
+++ b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/responseObjectJSONWithLinks.st
@@ -0,0 +1,31 @@
+as yet unclassified
+responseObjectJSONWithLinks
+	^ '
+{
+"description": "Response with links",
+"content": {
+ 	"application/json": {
+   		"schema": {
+                  "type": "object",
+                  "required": [
+                    "_embedded"
+                  ],
+                  "properties": {
+                    "_embedded": {
+                      "type": "array",
+                      "items": {
+                        "$ref": "#/components/schemas/Booking"
+                      }
+                    }
+                  }
+                }
+          	}
+         },
+"links": {
+              "getActionsForBooking": {
+                "$ref": "#/components/links/getActionsForBooking"
+              }
+            }
+}
+          
+'.
\ No newline at end of file
diff --git a/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/schemaArrayMinItems.st b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/schemaArrayMinItems.st
new file mode 100644
index 0000000..9c7d03d
--- /dev/null
+++ b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/schemaArrayMinItems.st
@@ -0,0 +1,10 @@
+as yet unclassified
+schemaArrayMinItems
+	
+	^ '{
+	
+	"type": "array",
+   "items": {"$ref": "#/components/schemas/Pet"},
+   "minItems": 1
+
+}'
\ No newline at end of file
diff --git a/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingOpenAPIWithEnum.st b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingOpenAPIWithEnum.st
new file mode 100644
index 0000000..e9a0a13
--- /dev/null
+++ b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingOpenAPIWithEnum.st
@@ -0,0 +1,10 @@
+tests
+testParsingOpenAPIWithEnum
+	| api path |
+	api := OpenAPI fromString: self petStoreApiJsonStringWithEnum.
+	self assert: api info title equals: 'Swagger Petstore'.
+	self assert: api openapi equals: '3.0.0'.
+	self assert: api paths size = 2.
+
+	path := api paths values first.
+	path should beInstanceOf: OAPathItem.
\ No newline at end of file
diff --git a/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingResponseWithLinks.st b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingResponseWithLinks.st
new file mode 100644
index 0000000..4174508
--- /dev/null
+++ b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingResponseWithLinks.st
@@ -0,0 +1,13 @@
+tests
+testParsingResponseWithLinks
+	| response |
+	response := NeoJSONReader fromString: self responseObjectJSONWithLinks as: OAResponse.
+
+	response should beInstanceOf: OAResponse.
+	response description should equal: 'Response with links'.
+
+	response content should
+		beInstanceOf: Dictionary;
+		haveSize: 1;
+		includeKey: 'application/json'.
+	response content values do: [ :each | each should beInstanceOf: OAMediaTypeObject. ].
\ No newline at end of file
diff --git a/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingSchemaMinItems.st b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingSchemaMinItems.st
new file mode 100644
index 0000000..4a9a25c
--- /dev/null
+++ b/source/OpenAPI-Core-Tests.package/OAParsingTests.class/instance/testParsingSchemaMinItems.st
@@ -0,0 +1,5 @@
+tests
+testParsingSchemaMinItems
+	| schemaDefinition |
+	schemaDefinition := NeoJSONReader fromString: self schemaArrayMinItems as: OASchemaDefinition.
+	self assert: schemaDefinition schemaClass equals: JSONSchemaArray 
\ No newline at end of file