fix(oas31): allow override names of top level schemas (#9787)

Refs #9713

Co-authored-by: Oliwia Rogala <oliwia.rogala@smartbear.com>

test/e2e-cypress/e2e/features/plugins/json-schema-2020-12/schema-title.cy.js

@@ -0,0 +1,21 @@
+/**
+ * @prettier
+ */
+
+describe("JSON Schema 2020-12 title keyword", () => {
+  it("should render a correct title for schemas", () => {
+    cy.visit("/?url=/documents/features/json-schema-2020-12-title.yaml")
+      .get(".json-schema-2020-12__title")
+      .eq(0)
+      .contains("My Pet")
+      .should("exist")
+      .get(".json-schema-2020-12__title")
+      .eq(1)
+      .contains("My Pets")
+      .should("exist")
+      .get(".json-schema-2020-12__title")
+      .eq(2)
+      .contains("Error")
+      .should("exist")
+  })
+})

test/e2e-cypress/static/documents/features/json-schema-2020-12-title.yaml

@@ -0,0 +1,114 @@
+openapi: 3.1.0
+info:
+  version: 1.0.0
+  title: Swagger Petstore
+  license:
+    name: MIT
+    url: https://opensource.org/licenses/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: A 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
+      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/Pet'
+        default:
+          description: unexpected error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/Error'
+components:
+  schemas:
+    Pet:
+      title: My Pet
+      type: object
+      required:
+        - id
+        - name
+      properties:
+        id:
+          type: integer
+          format: int64
+        name:
+          type: string
+        tag:
+          type: string
+    Pets:
+      title: My Pets
+      type: array
+      items:
+        $ref: '#/components/schemas/Pet'
+    Error:
+      type: object
+      required:
+        - code
+        - message
+      properties:
+        code:
+          type: integer
+          format: int32
+        message:
+          type: string