honor app name in arguments

model/index.js

@@ -114,6 +114,16 @@ module.exports = class ModelGenerator extends ActionsMixin(yeoman) {
 
   askForName() {
     if (this.abort) return;
+
+    if (this.arguments && this.arguments.length >= 1) {
+      debug('model name is provided as %s', this.arguments[0]);
+      this.name = this.arguments[0];
+      var valid = validateRequiredName(this.name);
+      if (valid === true) return;
+      this.log(valid);
+      this.name = undefined;
+    }
+
     var prompts = [
       {
         name: 'name',

test/model.test.js

@@ -112,6 +112,19 @@ describe('loopback:model generator', function() {
       });
   });
 
+  it('honors the model name in arg', function() {
+    return helpers.run(path.join(__dirname, '../model'))
+      .cd(SANDBOX)
+      .withArguments(['AdvancedProduct'])
+      .withPrompts({
+        dataSource: 'db',
+        base: 'Product',
+      }).then(function() {
+        var product = readAdvancedProductJsonSync();
+        expect(product).to.have.property('base', 'Product');
+      });
+  });
+
   describe('in an empty project', function() {
     beforeEach(common.resetWorkspace);
     beforeEach(function createSandbox(done) {
@@ -267,6 +280,12 @@ describe('loopback:model generator', function() {
     return JSON.parse(fs.readFileSync(productJson));
   }
 
+  function readAdvancedProductJsonSync() {
+    var advancedProductJson = path.resolve(SANDBOX, 'common/models/advanced-product.json');
+    expect(fs.existsSync(advancedProductJson), 'file exists');
+    return JSON.parse(fs.readFileSync(advancedProductJson));
+  }
+
   function readModelsJsonSync(facet) {
     facet = facet || 'server';
     var filepath = path.resolve(SANDBOX, facet, 'model-config.json');