reproduce failing to load JSON refs in non-openapi document

openapi3/swagger_loader_outside_refs_test.go

@@ -0,0 +1,20 @@
+package openapi3
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestLoadOutsideRefs(t *testing.T) {
+	loader := NewSwaggerLoader()
+	loader.IsExternalRefsAllowed = true
+	doc, err := loader.LoadSwaggerFromFile("testdata/303bis/service.yaml")
+	require.NoError(t, err)
+	require.NotNil(t, doc)
+
+	err = doc.Validate(loader.Context)
+	require.NoError(t, err)
+
+	require.Equal(t, "string", doc.Paths["/service"].Get.Responses["200"].Value.Content["application/json"].Schema.Value.Items.Value.AllOf[0].Value.Properties["created_at"].Value.Type)
+}

openapi3/testdata/303bis/common/properties.yaml

@@ -0,0 +1,16 @@
+timestamp:
+  type: string
+  description: Date and time in ISO 8601 format.
+  example: "2020-04-09T18:14:30Z"
+  readOnly: true
+  nullable: true
+
+timestamps:
+  type: object
+  properties:
+    created_at:
+      $ref: "#/timestamp"
+    deleted_at:
+      $ref: "#/timestamp"
+    updated_at:
+      $ref: "#/timestamp"

openapi3/testdata/303bis/service.yaml

@@ -0,0 +1,28 @@
+openapi: 3.0.0
+info:
+  title: 'some service spec'
+  version: 1.2.3
+
+paths:
+  /service:
+    get:
+      tags:
+        - services/service
+      summary: List services
+      description: List services.
+      operationId: list-services
+      responses:
+        "200":
+          description: OK
+          content:
+            application/json:
+              schema:
+                type: array
+                items:
+                  $ref: "#/components/schemas/model_service"
+
+components:
+  schemas:
+    model_service:
+      allOf:
+        - $ref: "common/properties.yaml#/timestamps"