Add mocha tests (for browser)

at0g · Mar 24, 2015 · 46ff5e3 · 46ff5e3
1 parent 3a4bec9
commit 46ff5e3
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Showing 10 changed files with 162 additions and 2 deletions.
diff --git a/.npmignore b/.npmignore
@@ -1,2 +1,3 @@
 examples
-node_modules
+node_modules
+test
diff --git a/package.json b/package.json
@@ -4,7 +4,7 @@
   "description": "A nunjucks loader for webpack.",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "webpack-dev-server --config test/webpack.config.js"
   },
   "repository": {
     "type": "git",
@@ -25,5 +25,11 @@
   "homepage": "https://github.com/at0g/nunjucks-loader",
   "peerDependencies": {
     "nunjucks": "1.x"
+  },
+  "devDependencies": {
+    "chai": "^2.1.2",
+    "mocha": "^2.2.1",
+    "mocha-loader": "^0.7.1",
+    "nunjucks": "^1.1.0"
   }
 }
diff --git a/test/fixtures/templates/async-filter.nunj b/test/fixtures/templates/async-filter.nunj
@@ -0,0 +1 @@
+{{ number | square }}
diff --git a/test/fixtures/templates/child.nunj b/test/fixtures/templates/child.nunj
@@ -0,0 +1,4 @@
+{% extends './parent.nunj' %}
+{% block content %}
+Child says: hello {{ name | default('world') }}
+{% endblock %}
diff --git a/test/fixtures/templates/parent.nunj b/test/fixtures/templates/parent.nunj
@@ -0,0 +1,3 @@
+<div class="content">
+    {% block content %}{% endblock %}
+</div>
diff --git a/test/fixtures/templates/standard-filter.nunj b/test/fixtures/templates/standard-filter.nunj
@@ -0,0 +1 @@
+{{ number | double }}
diff --git a/test/index.html b/test/index.html
@@ -0,0 +1,6 @@
+<html>
+	<head></head>
+	<body>
+		<script src="/bundle.js" type="text/javascript" charset="utf-8"></script>
+	</body>
+</html>
diff --git a/test/nunjucks.config.js b/test/nunjucks.config.js
@@ -0,0 +1,14 @@
+module.exports = function(env) {
+
+    env.addFilter('double', function(input) {
+        return input * 2;
+    });
+
+    env.addFilter('square', function(input, done) {
+        var result = input * input;
+        setTimeout(function() {
+            done(null, result);
+        }, 10);
+    }, true)
+
+}
diff --git a/test/web.js b/test/web.js
@@ -0,0 +1,89 @@
+var chai = require('chai');
+var should = chai.should();
+
+describe('path resolution', function() {
+
+    it('should resolve paths using webpack resolve', function() {
+        var tpl1 = require('./fixtures/templates/child.nunj');
+        var tpl2 = require('child.nunj');
+
+        tpl1.render.should.be.a.Function;
+        tpl2.render.should.be.a.Function;
+        tpl1.render().should.equal(tpl2.render());
+    });
+
+});
+
+
+describe('template inheritance', function() {
+
+    beforeEach(function() {
+        this.tpl = require('child.nunj');
+    });
+
+    it('should inherit from parent template', function() {
+        this.tpl.render.should.be.a.Function;
+    });
+
+    it('should render a default argument', function() {
+        var result = this.tpl.render();
+        result.should.be.a.String
+        result.should.contain('hello world');
+        result.should.contain('<div class="content">')
+    });
+
+    it('should render using the data context', function() {
+        var context = { name: 'everyone'};
+        var result = this.tpl.render(context);
+        result.should.be.a.String
+        result.should.contain('hello ' + context.name);
+    });
+
+});
+
+
+describe('environment config', function() {
+
+    describe('filters', function() {
+
+        before(function() {
+            this.tpl = require('standard-filter.nunj');
+        });
+
+        it('should register "double" filter', function() {
+            this.tpl.render.should.be.a.Function;
+        });
+
+        it('should render (a)sync', function(done) {
+            this.tpl.render({number: 2}).should.equal('4');
+            this.tpl.render({number: 20}, function(err, result) {
+                should.not.exist(err);
+                result.should.equal('40');
+                done();
+            });
+        });
+
+    });
+
+    describe('filters [async]', function() {
+
+        before(function() {
+            this.tpl = require('async-filter.nunj');
+        });
+
+        it('should add "square" async filter', function() {
+            this.tpl.render.should.be.a.Function;
+        });
+
+        it('should render async only', function(done) {
+            should.not.exist(this.tpl.render());
+            this.tpl.render({ number: 2 }, function(err, result) {
+                should.not.exist(err);
+                result.should.be.a.Number;
+                done();
+            });
+        });
+
+    });
+
+});
diff --git a/test/webpack.config.js b/test/webpack.config.js
@@ -0,0 +1,35 @@
+module.exports = {
+
+    context: __dirname,
+
+    entry: 'mocha!./web.js',
+
+    output: {
+        path: __dirname,
+        filename: 'bundle.js'
+    },
+
+    module: {
+        loaders: [
+            {
+                test: /\.(nunj|nunjucks)$/,
+                loader: 'index',
+                query: {
+                    config: __dirname + '/nunjucks.config.js'
+                }
+            }
+        ]
+    },
+
+    resolve: {
+        root: [
+            __dirname,
+            __dirname + '/fixtures/templates'
+        ]
+    },
+
+    resolveLoader: {
+        modulesDirectories: ['web_loaders', 'web_modules', 'node_loaders', 'node_modules', '../']
+    }
+
+};