Merge branch '23205-information-about-environments-build-page' into 'master'

Add environment info to builds page

![Screen_Shot_2016-11-02_at_5.44.01_PM](/uploads/3443d9518997147d1e6f41830e3774ff/Screen_Shot_2016-11-02_at_5.44.01_PM.png)

Closes #23205

See merge request !7251

4 files changed, 265 insertions, 9 deletions

diff --git a/spec/models/build_spec.rb b/spec/models/build_spec.rb
index ae185de9ca3..ef07f2275b1 100644
--- a/spec/models/build_spec.rb
+++ b/spec/models/build_spec.rb
@@ -1052,4 +1052,132 @@ describe Ci::Build, models: true do
       end
     end
   end
+
+  describe '#has_environment?' do
+    subject { build.has_environment? }
+
+    context 'when environment is defined' do
+      before do
+        build.update(environment: 'review')
+      end
+
+      it { is_expected.to be_truthy }
+    end
+
+    context 'when environment is not defined' do
+      before do
+        build.update(environment: nil)
+      end
+
+      it { is_expected.to be_falsey }
+    end
+  end
+
+  describe '#starts_environment?' do
+    subject { build.starts_environment? }
+
+    context 'when environment is defined' do
+      before do
+        build.update(environment: 'review')
+      end
+
+      context 'no action is defined' do
+        it { is_expected.to be_truthy }
+      end
+
+      context 'and start action is defined' do
+        before do
+          build.update(options: { environment: { action: 'start' } } )
+        end
+
+        it { is_expected.to be_truthy }
+      end
+    end
+
+    context 'when environment is not defined' do
+      before do
+        build.update(environment: nil)
+      end
+
+      it { is_expected.to be_falsey }
+    end
+  end
+
+  describe '#stops_environment?' do
+    subject { build.stops_environment? }
+
+    context 'when environment is defined' do
+      before do
+        build.update(environment: 'review')
+      end
+
+      context 'no action is defined' do
+        it { is_expected.to be_falsey }
+      end
+
+      context 'and stop action is defined' do
+        before do
+          build.update(options: { environment: { action: 'stop' } } )
+        end
+
+        it { is_expected.to be_truthy }
+      end
+    end
+
+    context 'when environment is not defined' do
+      before do
+        build.update(environment: nil)
+      end
+
+      it { is_expected.to be_falsey }
+    end
+  end
+
+  describe '#last_deployment' do
+    subject { build.last_deployment }
+
+    context 'when multiple deployments are created' do
+      let!(:deployment1) { create(:deployment, deployable: build) }
+      let!(:deployment2) { create(:deployment, deployable: build) }
+
+      it 'returns the latest one' do
+        is_expected.to eq(deployment2)
+      end
+    end
+  end
+
+  describe '#outdated_deployment?' do
+    subject { build.outdated_deployment? }
+
+    context 'when build succeeded' do
+      let(:build) { create(:ci_build, :success) }
+      let!(:deployment) { create(:deployment, deployable: build) }
+
+      context 'current deployment is latest' do
+        it { is_expected.to be_falsey }
+      end
+
+      context 'current deployment is not latest on environment' do
+        let!(:deployment2) { create(:deployment, environment: deployment.environment) }
+
+        it { is_expected.to be_truthy }
+      end
+    end
+
+    context 'when build failed' do
+      let(:build) { create(:ci_build, :failed) }
+
+      it { is_expected.to be_falsey }
+    end
+  end
+
+  describe '#expanded_environment_name' do
+    subject { build.expanded_environment_name }
+
+    context 'when environment uses variables' do
+      let(:build) { create(:ci_build, ref: 'master', environment: 'review/$CI_BUILD_REF_NAME') }
+
+      it { is_expected.to eq('review/master') }
+    end
+  end
 end
diff --git a/spec/models/ci/build_spec.rb b/spec/models/ci/build_spec.rb
index a37a00f461a..a7e90c8a381 100644
--- a/spec/models/ci/build_spec.rb
+++ b/spec/models/ci/build_spec.rb
@@ -4,6 +4,12 @@ describe Ci::Build, models: true do
   let(:build) { create(:ci_build) }
   let(:test_trace) { 'This is a test' }
 
+  it { is_expected.to belong_to(:runner) }
+  it { is_expected.to belong_to(:trigger_request) }
+  it { is_expected.to belong_to(:erased_by) }
+
+  it { is_expected.to have_many(:deployments) }
+
   describe '#trace' do
     it 'obfuscates project runners token' do
       allow(build).to receive(:raw_trace).and_return("Test: #{build.project.runners_token}")
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 73cf4c9a24c..bead1a006d1 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -26,10 +26,11 @@ RSpec.configure do |config|
   config.verbose_retry = true
   config.display_try_failure_messages = true
 
-  config.include Devise::Test::ControllerHelpers,   type: :controller
+  config.include Devise::Test::ControllerHelpers, type: :controller
+  config.include Devise::Test::ControllerHelpers, type: :view
   config.include Warden::Test::Helpers, type: :request
-  config.include LoginHelpers,          type: :feature
-  config.include SearchHelpers,         type: :feature
+  config.include LoginHelpers, type: :feature
+  config.include SearchHelpers, type: :feature
   config.include StubConfiguration
   config.include EmailHelpers
   config.include TestEnv
diff --git a/spec/views/projects/builds/show.html.haml_spec.rb b/spec/views/projects/builds/show.html.haml_spec.rb
index da43622d3f9..e0c77201116 100644
--- a/spec/views/projects/builds/show.html.haml_spec.rb
+++ b/spec/views/projects/builds/show.html.haml_spec.rb
@@ -1,14 +1,12 @@
 require 'spec_helper'
 
-describe 'projects/builds/show' do
-  include Devise::Test::ControllerHelpers
-
+describe 'projects/builds/show', :view do
   let(:project) { create(:project) }
+  let(:build) { create(:ci_build, pipeline: pipeline) }
+
   let(:pipeline) do
-    create(:ci_pipeline, project: project,
-                         sha: project.commit.id)
+    create(:ci_pipeline, project: project, sha: project.commit.id)
   end
-  let(:build) { create(:ci_build, pipeline: pipeline) }
 
   before do
     assign(:build, build)
@@ -17,6 +15,129 @@ describe 'projects/builds/show' do
     allow(view).to receive(:can?).and_return(true)
   end
 
+  describe 'environment info in build view' do
+    context 'build with latest deployment' do
+      let(:build) do
+        create(:ci_build, :success, environment: 'staging')
+      end
+
+      before do
+        create(:environment, name: 'staging')
+        create(:deployment, deployable: build)
+      end
+
+      it 'shows deployment message' do
+        expected_text = 'This build is the most recent deployment'
+        render
+
+        expect(rendered).to have_css(
+          '.environment-information', text: expected_text)
+      end
+    end
+
+    context 'build with outdated deployment' do
+      let(:build) do
+        create(:ci_build, :success, environment: 'staging', pipeline: pipeline)
+      end
+
+      let(:second_build) do
+        create(:ci_build, :success, environment: 'staging', pipeline: pipeline)
+      end
+
+      let(:environment) do
+        create(:environment, name: 'staging', project: project)
+      end
+
+      let!(:first_deployment) do
+        create(:deployment, environment: environment, deployable: build)
+      end
+
+      let!(:second_deployment) do
+        create(:deployment, environment: environment, deployable: second_build)
+      end
+
+      it 'shows deployment message' do
+        expected_text = 'This build is an out-of-date deployment ' \
+          "to staging.\nView the most recent deployment ##{second_deployment.iid}."
+        render
+
+        expect(rendered).to have_css('.environment-information', text: expected_text)
+      end
+    end
+
+    context 'build failed to deploy' do
+      let(:build) do
+        create(:ci_build, :failed, environment: 'staging', pipeline: pipeline)
+      end
+
+      let!(:environment) do
+        create(:environment, name: 'staging', project: project)
+      end
+
+      it 'shows deployment message' do
+        expected_text = 'The deployment of this build to staging did not succeed.'
+        render
+
+        expect(rendered).to have_css(
+          '.environment-information', text: expected_text)
+      end
+    end
+
+    context 'build will deploy' do
+      let(:build) do
+        create(:ci_build, :running, environment: 'staging', pipeline: pipeline)
+      end
+
+      let!(:environment) do
+        create(:environment, name: 'staging', project: project)
+      end
+
+      it 'shows deployment message' do
+        expected_text = 'This build is creating a deployment to staging'
+        render
+
+        expect(rendered).to have_css(
+          '.environment-information', text: expected_text)
+      end
+    end
+
+    context 'build that failed to deploy and environment has not been created' do
+      let(:build) do
+        create(:ci_build, :failed, environment: 'staging', pipeline: pipeline)
+      end
+
+      let!(:environment) do
+        create(:environment, name: 'staging', project: project)
+      end
+
+      it 'shows deployment message' do
+        expected_text = 'The deployment of this build to staging did not succeed'
+        render
+
+        expect(rendered).to have_css(
+          '.environment-information', text: expected_text)
+      end
+    end
+
+    context 'build that will deploy and environment has not been created' do
+      let(:build) do
+        create(:ci_build, :running, environment: 'staging', pipeline: pipeline)
+      end
+
+      let!(:environment) do
+        create(:environment, name: 'staging', project: project)
+      end
+
+      it 'shows deployment message' do
+        expected_text = 'This build is creating a deployment to staging'
+        render
+
+        expect(rendered).to have_css(
+          '.environment-information', text: expected_text)
+      end
+    end
+  end
+
   context 'when build is running' do
     before do
       build.run!