test: adjust schema test for broader use cases

src/resources/foo.ts

@@ -14,6 +14,9 @@
  */
 
 /**
+ * This is a simple interface declaration for
+ * testing the schema generation and validation.
+ * 
  * @validatable
  */
 export interface Foo {
@@ -21,4 +24,15 @@ export interface Foo {
    * Dummy parameter
    */
   lorem: 'ipsum';
+
+  /**
+   * String literal type property
+   */
+  type: FooType;
 }
+
+/**
+ * This is a simple type declaration for
+ * usage in the Foo interace.
+ */
+export type FooType = 'Foo';

test/Schema.spec.ts

@@ -30,13 +30,20 @@ export class SchemaSpec {
     const converter = new Converter(join(__dirname, '..', 'src', 'resources'));
 
     const schema = converter.getSchema('Foo', '0.0.1');
-
     expect(schema).to.be.deep.equal({
       $schema: 'http://json-schema.org/draft-06/schema#',
       additionalProperties: false,
       definitions: {
+        FooType: {
+              description: 'This is a simple type declaration for\nusage in the Foo interace.',
+              enum: [
+                'Foo',
+              ],
+              type: 'string',
+            },
         SCFoo: {
           additionalProperties: false,
+          description: 'This is a simple interface declaration for\ntesting the schema generation and validation.',
           properties: {
             lorem: {
               description: 'Dummy parameter',
@@ -45,13 +52,19 @@ export class SchemaSpec {
               ],
               type: 'string',
             },
+            type: {
+              $ref: '#/definitions/FooType',
+              description: 'String literal type property',
+            },
           },
           required: [
             'lorem',
+            'type',
           ],
           type: 'object',
         },
       },
+      description: 'This is a simple interface declaration for\ntesting the schema generation and validation.',
       id: 'https://core.stapps.tu-berlin.de/v0.0.1/lib/schema/Foo.json',
       properties: {
         lorem: {
@@ -61,9 +74,14 @@ export class SchemaSpec {
           ],
           type: 'string',
         },
+        type: {
+          $ref: '#/definitions/FooType',
+          description: 'String literal type property',
+        },
       },
       required: [
         'lorem',
+        'type',
       ],
       type: 'object',
     });