add tests for the rang:screen command

.gitignore

@@ -1,2 +1,3 @@
 .idea
 node_modules
+test/tmp

README.md

@@ -28,15 +28,17 @@ yo rang
 
 **Note: Generators are to be run from the root directory of your app.**
 
-### Screen  
- 
+### Screen
+
 Generates a screen module with a controller and view.
 
 Example:
+
 ```bash
 yo rang:screen
 ```
 
 ## Testing
-
-TODO
+```bash
+gulp test
+```

generators/screen/index.js

@@ -114,11 +114,18 @@ RangScreenGenerator.prototype.writing = function () {
     }, {});
 };
 
+/**
+ * Read an application dependencies
+ */
+RangScreenGenerator.prototype._getDependencies = function () {
+    return this.readFileAsString( config.appModules );
+};
+
 /**
  * Add module as the application dependency
  */
 RangScreenGenerator.prototype.updateDependencies = function () {
-    var appModulesSrc = this.readFileAsString( config.appModules );
+    var appModulesSrc = this._getDependencies();
     var appModules = [];
     var lastModule;
 

gulpfile.js

@@ -0,0 +1,23 @@
+'use strict';
+
+/**
+ * Dependencies
+ */
+var gulp = require('gulp');
+var mocha = require('gulp-mocha');
+
+gulp.task('test', function () {
+    return gulp.src(['test/test-*.js'], { read: false })
+        .pipe(mocha({
+            reporter: 'dot',
+            globals: {
+                chai: require('chai')
+            }
+        }));
+});
+
+gulp.task('watch-test', function() {
+    gulp.watch(['generators/**', 'test/**'], ['test']);
+});
+
+gulp.task('default', ['test']);

package.json

@@ -9,5 +9,23 @@
   "dependencies": {
     "chalk": "^0.5.1",
     "yeoman-generator": "^0.17.7"
-  }
+  },
+  "main": "app/index.js",
+  "devDependencies": {
+    "fixture-stdout": "^0.2.1",
+    "gulp": "^3.8.10",
+    "gulp-mocha": "^2.0.0"
+  },
+  "scripts": {
+    "test": "gulp test"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/rise2semi/generator-rang.git"
+  },
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/rise2semi/generator-rang/issues"
+  },
+  "homepage": "https://github.com/rise2semi/generator-rang"
 }

test/mute.js

@@ -0,0 +1,53 @@
+/**
+ * Silence Yeoman during tests
+ * uses https://github.com/balderdashy/fixture-stdout
+ */
+
+'use strict';
+
+var Fixture = require('fixture-stdout');
+var fixtureOut = new Fixture();
+var fixtureErr = new Fixture({
+    stream: process.stderr
+});
+
+var _writesOut = [];
+var _writesErr = [];
+
+/**
+ * Mute
+ */
+function mute() {
+    var captureStdout = function ( string ) {
+        _writesOut.push({ string: string });
+        return false;
+    };
+
+    var captureStderr = function ( string ) {
+        _writesErr.push({ string: string });
+        return false;
+    };
+
+    fixtureOut.capture( captureStdout );
+    fixtureErr.capture( captureStderr );
+}
+
+/**
+ * Unmute
+ */
+function unmute() {
+    fixtureOut.release();
+    fixtureErr.release();
+}
+
+// Return the output that was captured
+function getMutedWrites() {
+    return {
+        out: _writesOut,
+        err: _writesErr
+    }
+}
+
+module.exports.mute = mute;
+module.exports.unmute = unmute;
+module.exports.getMutedWrites = getMutedWrites;

test/test-screen-creation.js

@@ -0,0 +1,76 @@
+'use strict';
+
+/**
+ * Dependencies
+ */
+var path = require('path');
+var helpers = require('yeoman-generator').test;
+var assert = require('yeoman-generator').assert;
+var output = require('./mute');
+
+describe('rang:screen generator', function () {
+    var rangScreen;
+    var tempFolder = 'tmp/tmpRangScreen';
+    var mockPrompts = {
+        screen: 'test',
+        url: 'test'
+    };
+
+    var expectedFile = [
+        'workspace/scripts/app/screens/test/main.js',
+        'workspace/scripts/app/screens/test/templates/test.tmpl.html',
+        'workspace/scripts/app/screens/test/controllers/testController.js'
+    ];
+
+    var expectedContent = [
+        [
+            'workspace/scripts/app/screens/test/main.js',
+            /var testTemplate = require\('text!\.\/templates\/test\.tmpl\.html'\);/
+        ],
+        [
+            'workspace/scripts/app/screens/test/main.js',
+            /var testController = require\('\.\/controllers\/testController'\);/
+        ],
+        [ 'workspace/scripts/app/screens/test/main.js', /Module: test screen/ ],
+        [ 'workspace/scripts/app/screens/test/main.js', /var module = angular.module\('app\.test', \[]\);/ ],
+        [ 'workspace/scripts/app/screens/test/main.js', /controller\( testController \)/ ],
+        [ 'workspace/scripts/app/screens/test/main.js', /state\('root\.test'/ ],
+        [ 'workspace/scripts/app/screens/test/main.js', /url: '\/test',/ ],
+        [ 'workspace/scripts/app/screens/test/main.js', /template: testTemplate,/ ],
+        [ 'workspace/scripts/app/screens/test/main.js', /controller: 'testController'/ ],
+        [ 'workspace/scripts/app/screens/test/controllers/testController.js', /testController:/ ],
+        [ 'workspace/scripts/app/appModules.js', /require\('screens\/test\/main'\)/ ]
+    ];
+
+    beforeEach(function (done) {
+        helpers.testDirectory( path.join( __dirname, tempFolder ), function ( error ) {
+            if ( error ) {
+                done( error );
+            }
+
+            rangScreen = helpers.createGenerator( 'rang:screen', ['../../../generators/screen'], [], {} );
+            rangScreen.on('run', output.mute);
+            rangScreen.on('end', output.unmute);
+
+            helpers.stub( rangScreen, '_getDependencies', function () {
+                return "return [\n" +
+                    "        require('screens/old/module')\n" +
+                    "];";
+            });
+
+            done();
+        });
+    });
+
+    it('should generate the expected files and their content', function ( done ) {
+        helpers.mockPrompt( rangScreen, mockPrompts );
+
+        rangScreen.run({}, function () {
+
+            assert.file( expectedFile );
+            assert.fileContent( expectedContent );
+
+            done();
+        });
+    });
+});