Adding more tests for PodcastView.

1 files changed, 202 insertions, 12 deletions

diff --git a/test/PodcastView.js b/test/PodcastView.js
index b1ef22a..24acef2 100644
--- a/test/PodcastView.js
+++ b/test/PodcastView.js
@@ -4,22 +4,49 @@ var sinon = require('sinon');
 
 var PodcastView; // Subject of the test
 
-var dynamoStub = {
-  getItem: sinon.stub()
+var dynamoStub;
+var s3Stub;
+
+var view456 = {
+  feedId: '123',
+  viewId: '456',
+  name: 'Test View',
+  template: 'Hello World'
+};
+
+var view789 = {
+  feedId: '123',
+  viewId: '789',
+  name: 'Test View 2',
+  template: 'Goodbye World'
 };
 
+var episodes = [
+  { title: 'Episode 1' },
+  { title: 'Episode 2' },
+];
+
 describe('PodcastView', function() {
   before(function() {
-    mockery.enable();
+    mockery.enable({warnOnUnregistered: false});
   });
 
   beforeEach(function() {
     mockery.registerAllowable('underscore');
+
     mockery.registerMock('dynamodb-doc', { DynamoDB: function() { return dynamoStub } });
-    mockery.registerAllowable('../lib/PodcastView', true);
+    dynamoStub = {
+      getItem: sinon.stub(),
+      query: sinon.stub(),
+    };
 
-    PodcastView = require('../lib/PodcastView');
+    mockery.registerMock('aws-sdk', { S3: function() { return s3Stub } });
+    s3Stub = {
+      putObject: sinon.stub(),
+    };
 
+    mockery.registerAllowable('../lib/PodcastView', true);
+    PodcastView = require('../lib/PodcastView');
   });
 
   it('calls the callback with a view when findById is called with a valid viewId', function() {
@@ -31,12 +58,7 @@ describe('PodcastView', function() {
         Key: { feedId: '123', viewId: '456' }
       })
       .callsArgWith(1, null, {
-        Item: {
-          feedId: '123',
-          viewId: '456',
-          name: 'Test View',
-          template: 'Hello World'
-        }
+        Item: view456
       });
 
     var callback = sinon.spy();
@@ -56,8 +78,176 @@ describe('PodcastView', function() {
     assert.equal(view.template, 'Hello World');
   });
 
-  after(function() {
+  it('calls the callback with each view when forEachView is called', function() {
+    // Setup stubs
+    dynamoStub
+      .query 
+      .withArgs(
+      {
+        TableName: 'podcast-views',
+        KeyConditionExpression: "feedId = :feedId",
+        ExpressionAttributeValues: {
+          ':feedId': '123'
+        }
+      })
+      .callsArgWith(1, null, {
+        Items: [view456, view789]
+      });
+
+    var callback = sinon.spy();
+
+    // Call findById
+    PodcastView.forEachView('123', callback);
+
+    // Assertions
+    assert(callback.calledTwice);
+
+    var error = callback.getCall(0).args[0];
+    var view = callback.getCall(0).args[1];
+    var last = callback.getCall(0).args[2];
+    assert.equal(error, null);
+    assert.equal(view.feedId, '123');
+    assert.equal(view.viewId, '456');
+    assert.equal(view.name, 'Test View');
+    assert.equal(view.template, 'Hello World');
+    assert(!last);
+
+    var error = callback.getCall(1).args[0];
+    var view = callback.getCall(1).args[1];
+    var last = callback.getCall(1).args[2];
+    assert.equal(error, null);
+    assert.equal(view.feedId, '123');
+    assert.equal(view.viewId, '789');
+    assert.equal(view.name, 'Test View 2');
+    assert.equal(view.template, 'Goodbye World');
+    assert(last);
+  });
+
+  it("calls the callback with each view when forEachView's query is truncated", function() {
+    // Setup stubs
+    dynamoStub
+      .query 
+      .withArgs(
+      {
+        TableName: 'podcast-views',
+        KeyConditionExpression: "feedId = :feedId",
+        ExpressionAttributeValues: {
+          ':feedId': '123'
+        }
+      })
+      .callsArgWith(1, null, {
+        Items: [view456],
+        LastEvaluatedKey: { feedId: '123', viewId: '456' }
+      });
+    dynamoStub
+      .query 
+      .withArgs(
+      {
+        TableName: 'podcast-views',
+        KeyConditionExpression: "feedId = :feedId",
+        ExpressionAttributeValues: {
+          ':feedId': '123'
+        },
+        ExclusiveStartKey: { feedId: '123', viewId: '456' },
+      })
+      .callsArgWith(1, null, {
+        Items: [view789],
+      });
+
+    var callback = sinon.spy();
+
+    // Call findById
+    PodcastView.forEachView('123', callback);
+
+    // Assertions
+    assert(callback.calledTwice);
+
+    var error = callback.getCall(0).args[0];
+    var view = callback.getCall(0).args[1];
+    var last = callback.getCall(0).args[2];
+    assert.equal(error, null);
+    assert.equal(view.feedId, '123');
+    assert.equal(view.viewId, '456');
+    assert.equal(view.name, 'Test View');
+    assert.equal(view.template, 'Hello World');
+    assert(!last);
+
+    var error = callback.getCall(1).args[0];
+    var view = callback.getCall(1).args[1];
+    var last = callback.getCall(1).args[2];
+    assert.equal(error, null);
+    assert.equal(view.feedId, '123');
+    assert.equal(view.viewId, '789');
+    assert.equal(view.name, 'Test View 2');
+    assert.equal(view.template, 'Goodbye World');
+    assert(last);
+  });
+
+  it('uploads an artifact when render is called', function() {
+    // Setup the test.
+    s3Stub.putObject.onFirstCall().callsArgWith(1, null);
+
+    var view = new PodcastView({
+      bucket: 'test-bucket',
+      filenameTemplate: 'episodes.html',
+      template: '<% _.each(episodes, function(episode) { %><h1><%= episode.title %></h1><% }); %>',
+    });
+
+    var callback = sinon.stub();
+
+    // Render
+    view.render(episodes, callback);
+
+    // Verify the correct artifact was rendered.
+    assert(s3Stub.putObject.calledOnce);
+    var params = s3Stub.putObject.getCall(0).args[0];
+    assert.equal(params.Bucket, 'test-bucket');
+    assert.equal(params.Key, 'episodes.html');
+    assert.equal(params.Body, '<h1>Episode 1</h1><h1>Episode 2</h1>');
+
+    // Verify the callback was called.
+    assert(callback.calledOnce);
+  });
+
+  it('uploads multiple artifacts when render is called and renderEach is true', function() {
+    // Setup the test.
+    s3Stub.putObject.onFirstCall().callsArgWith(1, null);
+    s3Stub.putObject.onSecondCall().callsArgWith(1, null);
+
+    var view = new PodcastView({
+      bucket: 'test-bucket',
+      filenameTemplate: '<%= episode.title.toLowerCase().replace(/[^\w ]+/g,'').replace(/ +/g,'-') %>.html',
+      template: '<h1><%= episode.title %></h1>',
+      renderEach: true,
+    });
+
+    var callback = sinon.stub();
+
+    // Render
+    view.render(episodes, callback);
+
+    // Verify the correct artifact was rendered.
+    assert.equal(s3Stub.putObject.callCount, 2);
+
+    var params = s3Stub.putObject.getCall(0).args[0];
+    assert.equal(params.Bucket, 'test-bucket');
+    assert.equal(params.Key, 'episode-1.html');
+    assert.equal(params.Body, '<h1>Episode 1</h1>');
+
+    var params = s3Stub.putObject.getCall(1).args[0];
+    assert.equal(params.Bucket, 'test-bucket');
+    assert.equal(params.Key, 'episode-2.html');
+    assert.equal(params.Body, '<h1>Episode 2</h1>');
+
+    // Verify the callback was called.
+    assert(callback.calledOnce);
+  });
+
+  afterEach(function() {
     mockery.deregisterAll();
+  }),
+
+  after(function() {
     mockery.disable();
   });
 });