Solving comments

The convertion methods has been added fot the version 2.0
it was added a test to validate the convertSwaggerToOpenapi method.
convertSwaggerToOpenapi throws an error when it fails

Author: erfemega

lib/options.js

@@ -149,7 +149,7 @@ module.exports = {
         description: 'Whether or not schemas should be faked.',
         external: false,
         usage: ['CONVERSION'],
-        supportedIn: [VERSION30, VERSION31]
+        supportedIn: [VERSION20, VERSION30, VERSION31]
       },
       {
         name: 'Schema resolution nesting limit',
@@ -161,7 +161,7 @@ module.exports = {
           ' option works correctly "optimizeConversion" option needs to be disabled)',
         external: false,
         usage: ['CONVERSION'],
-        supportedIn: [VERSION30, VERSION31]
+        supportedIn: [VERSION20, VERSION30, VERSION31]
       },
       {
         name: 'Include auth info in example requests',
@@ -277,7 +277,7 @@ module.exports = {
         description: 'Whether to set optional parameters as disabled',
         external: true,
         usage: ['CONVERSION'],
-        supportedIn: [VERSION30, VERSION31]
+        supportedIn: [VERSION20, VERSION30, VERSION31]
       },
       {
         name: 'Keep implicit headers',
@@ -287,7 +287,7 @@ module.exports = {
         description: 'Whether to keep implicit headers from the OpenAPI specification, which are removed by default.',
         external: true,
         usage: ['CONVERSION'],
-        supportedIn: [VERSION30, VERSION31]
+        supportedIn: [VERSION20, VERSION30, VERSION31]
       },
       {
         name: 'Include webhooks',

lib/swaggerUtils/swaggerToOpenapi.js

@@ -14,7 +14,7 @@ module.exports = {
       );
     }
     catch (error) {
-      return error;
+      throw error;
     }
 
   }

test/unit/swaggerToOpenapi.test.js

@@ -0,0 +1,30 @@
+const { convertSwaggerToOpenapi } = require('../../lib/swaggerUtils/swaggerToOpenapi'),
+  fs = require('fs'),
+  path = require('path'),
+  SWAGGER_20_FOLDER_JSON = '../data/valid_swagger/json/',
+  SWAGGER_20_INVALID_FOLDER_JSON = '../data/invalid_swagger/',
+  utils = require('../../lib/swaggerUtils/schemaUtilsSwagger'),
+  expect = require('chai').expect;
+
+describe('Test swaggerToOpenapi method', async function() {
+  it('Should convert a swagger file to an openapi', async function() {
+    const fileSource = path.join(__dirname, SWAGGER_20_FOLDER_JSON + '/sampleswagger.json'),
+      fileData = fs.readFileSync(fileSource, 'utf8'),
+      parsedSpec = utils.parseSpec(fileData);
+    let result = await convertSwaggerToOpenapi(parsedSpec.openapi);
+    expect(result.openapi.openapi).to.be.equal('3.0.0');
+  });
+
+  it('Should throw an error when swagger file is not complete', async function() {
+    const fileSource = path.join(__dirname, SWAGGER_20_INVALID_FOLDER_JSON + '/invalid_no_info.json'),
+      fileData = fs.readFileSync(fileSource, 'utf8'),
+      parsedSpec = utils.parseSpec(fileData);
+    try {
+      await convertSwaggerToOpenapi(parsedSpec.openapi);
+      expect.fail();
+    }
+    catch (error) {
+      expect(error.message).to.be.equal('Unsupported swagger/OpenAPI version: undefined');
+    }
+  });
+});