Added test to confirm referenced parameters are compiling to arrays

tests/spec/PathTest.php

@@ -192,4 +192,35 @@ public function testPathItemReference()
         $this->assertEquals('A bar', $barPath->get->responses['200']->description);
         $this->assertEquals('non-existing resource', $barPath->get->responses['404']->description);
     }
+
+    public function testPathParametersAreArrays()
+    {
+        $file = __DIR__ . '/data/path-params/openapi.yaml';
+        /** @var $openapi \cebe\openapi\spec\OpenApi */
+        $openapi = Reader::readFromYamlFile($file, \cebe\openapi\spec\OpenApi::class, true);
+
+        $result = $openapi->validate();
+        $this->assertEquals([], $openapi->getErrors(), print_r($openapi->getErrors(), true));
+        $this->assertTrue($result);
+
+        $this->assertInstanceOf(Paths::class, $openapi->paths);
+        $this->assertIsArray($openapi->paths->getPaths());
+        $this->assertInstanceOf(PathItem::class, $usersPath = $openapi->paths['/v1/{organizationId}/user']);
+        $this->assertInstanceOf(PathItem::class, $userIdPath = $openapi->paths['/v1/{organizationId}/user/{id}']);
+
+        $result = $usersPath->validate();
+        $this->assertTrue($result);
+        $this->assertIsArray($usersPath->parameters);
+        $this->assertInstanceOf(\cebe\openapi\spec\Parameter::class, $usersPath->parameters[0]);
+        $this->assertInstanceOf(\cebe\openapi\spec\Parameter::class, $usersPath->parameters[1]);
+        $this->assertEquals($usersPath->parameters[0]->name, 'api-version');
+
+        $result = $userIdPath->validate();
+        $this->assertTrue($result);
+        $this->assertIsArray($userIdPath->parameters);
+        $this->assertInstanceOf(\cebe\openapi\spec\Parameter::class, $userIdPath->parameters[0]);
+        $this->assertInstanceOf(\cebe\openapi\spec\Parameter::class, $userIdPath->parameters[1]);
+        $this->assertEquals($userIdPath->parameters[2]->name, 'id');        
+
+    }    
 }

tests/spec/data/path-params/global.yaml

@@ -0,0 +1,28 @@
+components:
+  parameters:
+    Version:
+      in: header
+      name: api-version
+      required: false
+      schema:
+        type: string
+        format: date
+        example: '2021-05-18'
+      description: The API version
+    OrganizationId:
+      in: path
+      name: organizationId
+      required: true
+      schema:
+        type: string
+        format: uuid
+      description: The Organization ID
+  responses:
+    BadRequest:
+      description: Bad Request
+    Forbidden:
+      description: Forbidden
+    NotFound:
+      description: Not Found
+    Success:
+      description: Success

tests/spec/data/path-params/openapi.yaml

@@ -0,0 +1,18 @@
+openapi: 3.0.0
+info:
+  version: "2021-05-18"
+  title: Test REST API
+  description: Specifications for the Test REST API.
+  contact:
+    name: bplainia
+    email: [email protected]
+
+servers:
+  - url: 'http://localhost:8000'
+    description: 'Test'
+
+paths: 
+  /v1/{organizationId}/user:
+    $ref: 'user.yaml#/paths/Users'
+  /v1/{organizationId}/user/{id}:
+    $ref: 'user.yaml#/paths/UserId'

tests/spec/data/path-params/user.yaml

@@ -0,0 +1,76 @@
+paths:
+  Users:
+    parameters:
+      - $ref: 'global.yaml#/components/parameters/Version'
+      - $ref: 'global.yaml#/components/parameters/OrganizationId'
+    post:
+      summary: Creates a user
+      security:
+        - BearerAuth: []
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                data:
+                  $ref: '#/components/schemas/User'
+      responses:
+        '201':
+          description: Created
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  data:
+                    $ref: '#/components/schemas/User'
+        '400':
+          $ref: 'global.yaml#/components/responses/BadRequest'
+        '403':
+          $ref: 'global.yaml#/components/responses/Forbidden'
+  UserId:
+    parameters:
+      - $ref: 'global.yaml#/components/parameters/Version'
+      - $ref: 'global.yaml#/components/parameters/OrganizationId'
+      - $ref: '#/components/parameters/UserId'
+    get:
+      summary: Gets a user
+      security:
+        - BearerAuth: []
+      responses:
+        '200':
+          description: A bar
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  data:
+                    $ref: '#/components/schemas/User'
+        '400':
+          $ref: 'global.yaml#/components/responses/BadRequest'
+        '403':
+          $ref: 'global.yaml#/components/responses/Forbidden'
+        '404':
+          $ref: 'global.yaml#/components/responses/NotFound'
+components:
+  schemas:
+    User:
+      type: object
+      properties:
+        id:
+          type: string
+          format: uuid
+        name:
+          type: string
+  parameters:
+    UserId:
+      in: path
+      name: id
+      required: true
+      schema:
+        type: string
+        format: uuid
+      description: User's ID