Merge pull request #8003 from swagger-api/issue-7999

show number as strings

Author: HugoMario

modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerYamlGenerator.java

@@ -60,7 +60,9 @@ public void processOpts() {
     @Override
     public void processSwagger(Swagger swagger) {
         try {
-            final ObjectMapper mapper = new ObjectMapper(new YAMLFactory().configure(YAMLGenerator.Feature.MINIMIZE_QUOTES, true));
+            final ObjectMapper mapper = new ObjectMapper(new YAMLFactory()
+                    .configure(YAMLGenerator.Feature.MINIMIZE_QUOTES, true)
+                    .configure(YAMLGenerator.Feature.ALWAYS_QUOTE_NUMBERS_AS_STRINGS, true));
             configureMapper(mapper);
             String swaggerString = mapper.writeValueAsString(swagger);
             String outputFile = outputFolder + File.separator + this.outputFile;

modules/swagger-codegen/src/test/java/io/swagger/codegen/swaggeryaml/SwaggerYamlGeneratorTest.java

@@ -39,4 +39,29 @@ public void testLongText() throws Exception {
         folder.delete();
 
     }
+
+    @Test
+    public void testNumberAsStrings() throws Exception {
+        final TemporaryFolder folder = new TemporaryFolder();
+        folder.create();
+        final File output = folder.getRoot();
+        final CodegenConfigurator configurator = new CodegenConfigurator()
+                .setLang("swagger-yaml")
+                .setInputSpec("src/test/resources/2_0/petstore_issue_7999.json")
+                .setOutputDir(output.getAbsolutePath());
+
+        final ClientOptInput clientOptInput = configurator.toClientOptInput();
+        new DefaultGenerator().opts(clientOptInput).generate();
+
+        File outputFile = new File(output, "swagger.yaml");
+        Assert.assertTrue(outputFile.exists());
+
+        String content = FileUtils.readFileToString(outputFile);
+
+        Assert.assertTrue(content.contains("swagger: \"2.0\""));
+        Assert.assertTrue(content.contains("version: \"1.0\""));
+
+        folder.delete();
+
+    }
 }