Add buildkite support (#177)

* Add buildkite support

* Add committer name, email, commit message and pull request number

* Add buildkite to support CIs in README.md

3 files changed, 45 insertions, 2 deletions

diff --git a/README.md b/README.md
index df52f41..46acc07 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 
 [Coveralls.io](https://coveralls.io/) support for node.js.  Get the great coverage reporting of coveralls.io and add a cool coverage button ( like the one above ) to your README.
 
-Supported CI services: [travis-ci](https://travis-ci.org/), [codeship](https://www.codeship.io/), [circleci](https://circleci.com/), [jenkins](http://jenkins-ci.org/), [Gitlab CI](http://gitlab.com/), [AppVeyor](http://appveyor.com/)
+Supported CI services: [travis-ci](https://travis-ci.org/), [codeship](https://www.codeship.io/), [circleci](https://circleci.com/), [jenkins](http://jenkins-ci.org/), [Gitlab CI](http://gitlab.com/), [AppVeyor](http://appveyor.com/), [Buildkite](https://buildkite.com/)
 
 ## Installation:
 Add the latest version of `coveralls` to your package.json:
diff --git a/lib/getOptions.js b/lib/getOptions.js
index 2030f6c..d30020f 100644
--- a/lib/getOptions.js
+++ b/lib/getOptions.js
@@ -25,7 +25,6 @@ var getBaseOptions = function(cb){
     git_branch = process.env.TRAVIS_BRANCH;
   }
 
-
   if (process.env.DRONE){
     options.service_name = 'drone';
     options.service_job_id = process.env.DRONE_BUILD_NUMBER;
@@ -93,12 +92,26 @@ var getBaseOptions = function(cb){
     git_commit = process.env.SURF_SHA1;
     git_branch = process.env.SURF_REF;
   }
+
+  if(process.env.BUILDKITE){
+    options.service_name = 'buildkite';
+    options.service_job_number = process.env.BUILDKITE_BUILD_NUMBER;
+    options.service_job_id = process.env.BUILDKITE_BUILD_ID;
+    options.service_pull_request = process.env.BUILDKITE_PULL_REQUEST;
+    git_commit = process.env.BUILDKITE_COMMIT;
+    git_branch = process.env.BUILDKITE_BRANCH;
+    git_committer_name = process.env.BUILDKITE_BUILD_CREATOR;
+    git_committer_email = process.env.BUILDKITE_BUILD_CREATOR_EMAIL;
+    git_message = process.env.BUILDKITE_MESSAGE;
+  }
+
   if(process.env.SEMAPHORE){
     options.service_name = 'semaphore';
     options.service_job_id = process.env.SEMAPHORE_BUILD_NUMBER;
     git_commit = process.env.REVISION;
     git_branch = process.env.BRANCH_NAME;
   }
+
   options.run_at = process.env.COVERALLS_RUN_AT || JSON.stringify(new Date()).slice(1, -1);
   if (process.env.COVERALLS_SERVICE_NAME){
     options.service_name = process.env.COVERALLS_SERVICE_NAME;
diff --git a/test/getOptions.js b/test/getOptions.js
index 9602d76..dd70a9b 100644
--- a/test/getOptions.js
+++ b/test/getOptions.js
@@ -55,6 +55,9 @@ describe("getBaseOptions", function(){
   it ("should set service_name and service_job_id if it's running on wercker", function(done){
     testWercker(getBaseOptions, done);
   });
+  it ("should set service_name and service_job_id if it's running on Buildkite", function(done){
+    testBuildkite(getBaseOptions, done);
+  });
 });
 
 describe("getOptions", function(){
@@ -143,6 +146,9 @@ describe("getOptions", function(){
   it ("should set service_name and service_job_id if it's running via Surf", function(done){
     testSurf(getOptions, done);
   });
+  it ("should set service_name and service_job_id if it's running via Buildkite", function(done){
+    testBuildkite(getOptions, done);
+  });
   it ("should set service_name and service_job_id if it's running via Semaphore", function(done){
     testSemaphore(getOptions, done);
   });
@@ -448,6 +454,30 @@ var testSurf = function(sut, done) {
   });
 };
 
+var testBuildkite = function(sut, done) {
+  process.env.BUILDKITE = true;
+  process.env.BUILDKITE_BUILD_NUMBER = "1234";
+  process.env.BUILDKITE_COMMIT = "e3e3e3e3e3e3e3e3e";
+  process.env.BUILDKITE_BRANCH = "feature";
+  process.env.BUILDKITE_BUILD_CREATOR = 'john doe';
+  process.env.BUILDKITE_BUILD_CREATOR_EMAIL = '[email protected]';
+  process.env.BUILDKITE_MESSAGE = 'msgmsgmsg';
+  sut(function(err, options){
+    options.service_name.should.equal("buildkite");
+    options.git.should.eql({ head:
+                               { id: 'e3e3e3e3e3e3e3e3e',
+                                 author_name: 'Unknown Author',
+                                 author_email: '',
+                                 committer_name: 'john doe',
+                                 committer_email: '[email protected]',
+                                 message: 'msgmsgmsg' },
+                              branch: 'feature',
+                              remotes: [] });
+    done();
+  });
+};
+
+    
 var testSemaphore = function(sut, done) {
   process.env.SEMAPHORE = true;
   process.env.SEMAPHORE_BUILD_NUMBER = '1234';