Add definitions models support (#73)

* Add definitions models support

* Add test for definitions. Add it to swaggerInfo and additional assert to "fastify.swagger basic properties" test

* Move defenitions test to separeted test block

dynamic.js

@@ -22,6 +22,7 @@ module.exports = function (fastify, opts, next) {
   const schemes = opts.swagger.schemes || null
   const consumes = opts.swagger.consumes || null
   const produces = opts.swagger.produces || null
+  const definitions = opts.swagger.definitions || null
   const basePath = opts.swagger.basePath || null
   const securityDefinitions = opts.swagger.securityDefinitions || null
   const security = opts.swagger.security || null
@@ -69,6 +70,7 @@ module.exports = function (fastify, opts, next) {
     if (basePath) swaggerObject.basePath = basePath
     if (consumes) swaggerObject.consumes = consumes
     if (produces) swaggerObject.produces = produces
+    if (definitions) swaggerObject.definitions = definitions
     if (securityDefinitions) {
       swaggerObject.securityDefinitions = securityDefinitions
     }

test/swagger.js

@@ -279,7 +279,6 @@ test('fastify.swagger basic properties', t => {
     t.error(err)
 
     const swaggerObject = fastify.swagger()
-
     t.equal(swaggerObject.info, swaggerInfo.swagger.info)
     t.equal(swaggerObject.host, swaggerInfo.swagger.host)
     t.equal(swaggerObject.schemes, swaggerInfo.swagger.schemes)
@@ -288,6 +287,42 @@ test('fastify.swagger basic properties', t => {
   })
 })
 
+test('fastify.swagger definitions', t => {
+  t.plan(2)
+  const fastify = Fastify()
+
+  fastify.register(fastifySwagger, swaggerInfo)
+
+  const opts = {
+    schema: {
+      definitions: {
+        'ExampleModel': {
+          'type': 'object',
+          'properties': {
+            'id': {
+              'type': 'integer',
+              'description': 'Some id'
+            },
+            'name': {
+              'type': 'string',
+              'description': 'Name of smthng'
+            }
+          }
+        }
+      }
+    }
+  }
+
+  fastify.get('/', opts, () => {})
+
+  fastify.ready(err => {
+    t.error(err)
+
+    const swaggerObject = fastify.swagger()
+    t.equal(swaggerObject.definitions, swaggerInfo.swagger.definitions)
+  })
+})
+
 test('hide support', t => {
   t.plan(2)
   const fastify = Fastify()