Add auto-generated tests and travis config to Dart clients (#3006)

* add auto-generated tests and travis config for dart

* improve tests

* fix tests

* add test, travis files to dart jaguar generator

Author: wing328

.gitignore

@@ -221,6 +221,7 @@ samples/server/petstore/erlang-server/rebar.lock
 samples/client/petstore/dart/petstore/packages
 samples/client/petstore/dart/flutter_petstore/test/packages
 samples/client/petstore/dart/petstore/test/packages
+**/.dart_tool
 
 # JS
 samples/client/petstore/javascript/package-lock.json

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/DartClientCodegen.java

@@ -49,6 +49,8 @@ public class DartClientCodegen extends DefaultCodegen implements CodegenConfig {
     protected String sourceFolder = "";
     protected String apiDocPath = "docs" + File.separator;
     protected String modelDocPath = "docs" + File.separator;
+    protected String apiTestPath = "test" + File.separator;
+    protected String modelTestPath = "test" + File.separator;
 
     public DartClientCodegen() {
         super();
@@ -66,6 +68,9 @@ public DartClientCodegen() {
         modelDocTemplateFiles.put("object_doc.mustache", ".md");
         apiDocTemplateFiles.put("api_doc.mustache", ".md");
 
+        modelTestTemplateFiles.put("model_test.mustache", ".dart");
+        apiTestTemplateFiles.put("api_test.mustache", ".dart");
+
         setReservedWordsLowerCase(
                 Arrays.asList(
                         "abstract", "as", "assert", "async", "async*", "await",
@@ -214,6 +219,7 @@ public void processOpts() {
         supportingFiles.add(new SupportingFile("git_push.sh.mustache", "", "git_push.sh"));
         supportingFiles.add(new SupportingFile("gitignore.mustache", "", ".gitignore"));
         supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
+        supportingFiles.add(new SupportingFile("travis.mustache", "", ".travis.yml"));
     }
 
     @Override
@@ -231,6 +237,16 @@ public String modelFileFolder() {
         return outputFolder + File.separator + sourceFolder + File.separator + modelPackage().replace('.', File.separatorChar);
     }
 
+    @Override
+    public String apiTestFileFolder() {
+        return outputFolder + File.separator + apiTestPath.replace('/', File.separatorChar);
+    }
+
+    @Override
+    public String modelTestFileFolder() {
+        return outputFolder + File.separator + modelTestPath.replace('/', File.separatorChar);
+    }
+
     @Override
     public String apiDocFileFolder() {
         return outputFolder + File.separator + apiDocPath.replace('/', File.separatorChar);
@@ -295,6 +311,16 @@ public String toApiFilename(String name) {
         return underscore(toApiName(name));
     }
 
+    @Override
+    public String toApiTestFilename(String name) {
+        return toApiFilename(name) + "_test";
+    }
+
+    @Override
+    public String toModelTestFilename(String name) {
+        return toModelFilename(name) + "_test";
+    }
+
     @Override
     public String toDefaultValue(Schema schema) {
         if (ModelUtils.isMapSchema(schema)) {

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/DartJaguarClientCodegen.java

@@ -177,6 +177,7 @@ public void processOpts() {
         supportingFiles.add(new SupportingFile("git_push.sh.mustache", "", "git_push.sh"));
         supportingFiles.add(new SupportingFile("gitignore.mustache", "", ".gitignore"));
         supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
+        supportingFiles.add(new SupportingFile("travis.mustache", "", ".travis.yml"));
 
         final String authFolder = sourceFolder + File.separator + "lib" + File.separator + "auth";
         supportingFiles.add(new SupportingFile("auth/api_key_auth.mustache", authFolder, "api_key_auth.dart"));

modules/openapi-generator/src/main/resources/dart-jaguar/api_test.mustache

@@ -0,0 +1,28 @@
+import 'package:{{pubName}}/api.dart';
+import 'package:test/test.dart';
+
+{{#operations}}
+
+/// tests for {{classname}}
+void main() {
+  var instance = new {{classname}}();
+
+  group('tests for {{classname}}', () {
+    {{#operation}}
+    {{#summary}}
+    // {{{.}}}
+    //
+    {{/summary}}
+    {{#notes}}
+    // {{{.}}}
+    //
+    {{/notes}}
+    //{{#returnType}}Future<{{{returnType}}}> {{/returnType}}{{^returnType}}Future {{/returnType}}{{operationId}}({{#allParams}}{{#required}}{{{dataType}}} {{paramName}}{{#hasMore}}, {{/hasMore}}{{/required}}{{/allParams}}{{#hasOptionalParams}}{ {{#allParams}}{{^required}}{{{dataType}}} {{paramName}}{{#hasMore}}, {{/hasMore}}{{/required}}{{/allParams}} }{{/hasOptionalParams}}) async 
+    test('test {{operationId}}', () async {
+      // TODO
+    });
+
+    {{/operation}}
+  });
+}
+{{/operations}}

modules/openapi-generator/src/main/resources/dart-jaguar/model_test.mustache

@@ -0,0 +1,26 @@
+{{#models}}
+{{#model}}
+import 'package:{{pubName}}/api.dart';
+import 'package:test/test.dart';
+
+// tests for {{classname}}
+void main() {
+  var instance = new Pet();
+
+  group('test {{classname}}', () {
+    {{#vars}}
+    {{#description}}
+    // {{{description}}}
+    {{/description}}
+    // {{{dataType}}} {{name}}{{#defaultValue}} (default value: {{{.}}}){{/defaultValue}}
+    test('to test the property `{{name}}`', () async {
+      // TODO
+    });
+
+    {{/vars}}
+
+  });
+
+}
+{{/model}}
+{{/models}}

modules/openapi-generator/src/main/resources/dart-jaguar/travis.mustache

@@ -0,0 +1,11 @@
+# https://docs.travis-ci.com/user/languages/dart/
+#
+language: dart
+dart:
+# Install a specific stable release
+- "1.24.3"
+install:
+- pub get
+
+script:
+- pub run test

modules/openapi-generator/src/main/resources/dart/api_test.mustache

@@ -0,0 +1,28 @@
+import 'package:{{pubName}}/api.dart';
+import 'package:test/test.dart';
+
+{{#operations}}
+
+/// tests for {{classname}}
+void main() {
+  var instance = new {{classname}}();
+
+  group('tests for {{classname}}', () {
+    {{#operation}}
+    {{#summary}}
+    // {{{.}}}
+    //
+    {{/summary}}
+    {{#notes}}
+    // {{{.}}}
+    //
+    {{/notes}}
+    //{{#returnType}}Future<{{{returnType}}}> {{/returnType}}{{^returnType}}Future {{/returnType}}{{operationId}}({{#allParams}}{{#required}}{{{dataType}}} {{paramName}}{{#hasMore}}, {{/hasMore}}{{/required}}{{/allParams}}{{#hasOptionalParams}}{ {{#allParams}}{{^required}}{{{dataType}}} {{paramName}}{{#hasMore}}, {{/hasMore}}{{/required}}{{/allParams}} }{{/hasOptionalParams}}) async 
+    test('test {{operationId}}', () async {
+      // TODO
+    });
+
+    {{/operation}}
+  });
+}
+{{/operations}}

modules/openapi-generator/src/main/resources/dart/model_test.mustache

@@ -0,0 +1,26 @@
+{{#models}}
+{{#model}}
+import 'package:{{pubName}}/api.dart';
+import 'package:test/test.dart';
+
+// tests for {{classname}}
+void main() {
+  var instance = new Pet();
+
+  group('test {{classname}}', () {
+    {{#vars}}
+    {{#description}}
+    // {{{description}}}
+    {{/description}}
+    // {{{dataType}}} {{name}}{{#defaultValue}} (default value: {{{.}}}){{/defaultValue}}
+    test('to test the property `{{name}}`', () async {
+      // TODO
+    });
+
+    {{/vars}}
+
+  });
+
+}
+{{/model}}
+{{/models}}

modules/openapi-generator/src/main/resources/dart/pubspec.mustache

@@ -3,3 +3,5 @@ version: {{pubVersion}}
 description: {{pubDescription}}
 dependencies:
   http: '>=0.11.1 <0.13.0'
+dev_dependencies:
+  test: ^1.3.0

modules/openapi-generator/src/main/resources/dart/travis.mustache

@@ -0,0 +1,11 @@
+# https://docs.travis-ci.com/user/languages/dart/
+#
+language: dart
+dart:
+# Install a specific stable release
+- "1.24.3"
+install:
+- pub get
+
+script:
+- pub run test