feature(repository): add listPullRequestReviews (#454)

Author: SimonBarendse

lib/Repository.js

@@ -119,6 +119,17 @@ class Repository extends Requestable {
       return this._request('GET', `/repos/${this.__fullname}/pulls/${number}/files`, null, cb);
    }
 
+   /**
+    * List the reviews of a specific pull request
+    * @see https://developer.github.com/v3/pulls/reviews/
+    * @param {number|string} number - the PR you wish to fetch
+    * @param {Requestable.callback} [cb] - will receive the list of reviews from the API
+    * @return {Promise} - the promise for the http request
+    */
+   listPullRequestReviews(number, cb) {
+      return this._request('GET', `/repos/${this.__fullname}/pulls/${number}/reviews`, null, cb);
+   }
+
    /**
     * Compare two branches/commits/repositories
     * @see https://developer.github.com/v3/repos/commits/#compare-two-commits

test/repository.spec.js

@@ -260,6 +260,15 @@ describe('Repository', function() {
             done();
          }));
       });
+
+      it('should list pullrequest reviews', function(done) {
+         remoteRepo.listPullRequestReviews(454, assertSuccessful(done, function(err, reviews) {
+            expect(reviews).to.be.an.array();
+            expect(reviews[0]).to.have.own('body', 'Please add tests for this');
+
+            done();
+         }));
+      });
    });
 
    describe('creating/modifiying', function() {