Improve TeamcityService and its specs

Signed-off-by: Rémy Coutable <remy@rymai.me>

CHANGELOG

@@ -13,6 +13,7 @@ v 8.7.0 (unreleased)
   - Expose label description in API (Mariusz Jachimowicz)
   - Allow back dating on issues when created through the API
   - Fix Error 500 after renaming a project path (Stan Hu)
+  - Fix a bug whith trailing slash in teamcity_url (Charles May)
   - Fix avatar stretching by providing a cropping feature
   - API: Expose `subscribed` for issues and merge requests (Robert Schilling)
   - Allow SAML to handle external users based on user's information !3530
@@ -123,9 +124,6 @@ v 8.6.0
   - Add information about `image` and `services` field at `job` level in the `.gitlab-ci.yml` documentation (Pat Turner)
   - HTTP error pages work independently from location and config (Artem Sidorenko)
   - Update `omniauth-saml` to 1.5.0 to allow for custom response attributes to be set
-  - Fix avatar stretching by providing a cropping feature (Johann Pardanaud)
-  - Fix a bug whith trailing slash in teamcity_url (Charles May)
-  - Don't load all of GitLab in mail_room
   - Memoize @group in Admin::GroupsController (Yatish Mehta)
   - Indicate how much an MR diverged from the target branch (Pierre de La Morinerie)
   - Added omniauth-auth0 Gem (Daniel Carraro)

app/models/project_services/teamcity_service.rb

@@ -91,7 +91,7 @@ class TeamcityService < CiService
     ).to_s
     auth = {
       username: username,
-      password: password,
+      password: password
     }
     @response = HTTParty.get(url, verify: false, basic_auth: auth)
   end
@@ -108,7 +108,7 @@ class TeamcityService < CiService
       built_id = @response['build']['id']
       URI.join(
         teamcity_url,
-        "#{teamcity_url}/viewLog.html?buildId=#{built_id}&buildTypeId=#{build_type}"
+        "/viewLog.html?buildId=#{built_id}&buildTypeId=#{build_type}"
       ).to_s
     end
   end
@@ -145,7 +145,7 @@ class TeamcityService < CiService
     branch = Gitlab::Git.ref_name(data[:ref])
 
     self.class.post(
-      URI.join(teamcity_url, "/httpAuth/app/rest/buildQueue").to_s,
+      URI.join(teamcity_url, '/httpAuth/app/rest/buildQueue').to_s,
       body: "<build branchName=\"#{branch}\">"\
             "<buildType id=\"#{build_type}\"/>"\
             '</build>',

spec/models/project_services/teamcity_service_spec.rb

@@ -21,73 +21,220 @@
 require 'spec_helper'
 
 describe TeamcityService, models: true do
-  describe "Associations" do
+  describe 'Associations' do
     it { is_expected.to belong_to :project }
     it { is_expected.to have_one :service_hook }
   end
 
-  describe "Execute" do
-    let(:user)    { create(:user) }
-    let(:project) { create(:project) }
+  describe 'Validations' do
+    describe '#teamcity_url' do
+      it 'does not validate the presence of teamcity_url if service is not active' do
+        teamcity_service = service
+        teamcity_service.active = false
 
-    context "when a password was previously set" do
-      before do
-        @teamcity_service = TeamcityService.create(
-          project: create(:project),
-          properties: {
-            teamcity_url: 'http://gitlab.com',
-            username: 'mic',
-            password: "password"
-          }
-        )
+        expect(teamcity_service).not_to validate_presence_of(:teamcity_url)
+      end
+
+      it 'validates the presence of teamcity_url if service is active' do
+        teamcity_service = service
+        teamcity_service.active = true
+
+        expect(teamcity_service).to validate_presence_of(:teamcity_url)
+      end
+    end
+
+    describe '#build_type' do
+      it 'does not validate the presence of build_type if service is not active' do
+        teamcity_service = service
+        teamcity_service.active = false
+
+        expect(teamcity_service).not_to validate_presence_of(:build_type)
+      end
+
+      it 'validates the presence of build_type if service is active' do
+        teamcity_service = service
+        teamcity_service.active = true
+
+        expect(teamcity_service).to validate_presence_of(:build_type)
+      end
+    end
+
+    describe '#username' do
+      it 'does not validate the presence of username if service is not active' do
+        teamcity_service = service
+        teamcity_service.active = false
+
+        expect(teamcity_service).not_to validate_presence_of(:username)
+      end
+
+      it 'does not validate the presence of username if username is nil' do
+        teamcity_service = service
+        teamcity_service.active = true
+        teamcity_service.password = nil
+
+        expect(teamcity_service).not_to validate_presence_of(:username)
+      end
+
+      it 'validates the presence of username if service is active and username is present' do
+        teamcity_service = service
+        teamcity_service.active = true
+        teamcity_service.password = 'secret'
+
+        expect(teamcity_service).to validate_presence_of(:username)
+      end
+    end
+
+    describe '#password' do
+      it 'does not validate the presence of password if service is not active' do
+        teamcity_service = service
+        teamcity_service.active = false
+
+        expect(teamcity_service).not_to validate_presence_of(:password)
+      end
+
+      it 'does not validate the presence of password if username is nil' do
+        teamcity_service = service
+        teamcity_service.active = true
+        teamcity_service.username = nil
+
+        expect(teamcity_service).not_to validate_presence_of(:password)
+      end
+
+      it 'validates the presence of password if service is active and username is present' do
+        teamcity_service = service
+        teamcity_service.active = true
+        teamcity_service.username = 'john'
+
+        expect(teamcity_service).to validate_presence_of(:password)
+      end
     end
+  end
+
+  describe 'Callbacks' do
+    describe 'before_update :reset_password' do
+      context 'when a password was previously set' do
+        it 'resets password if url changed' do
+          teamcity_service = service
+
+          teamcity_service.teamcity_url = 'http://gitlab1.com'
+          teamcity_service.save
 
-      it "reset password if url changed" do
-        @teamcity_service.teamcity_url = 'http://gitlab1.com'
-        @teamcity_service.save
-        expect(@teamcity_service.password).to be_nil
+          expect(teamcity_service.password).to be_nil
         end
 
-      it "does not reset password if username changed" do
-        @teamcity_service.username = "some_name"
-        @teamcity_service.save
-        expect(@teamcity_service.password).to eq("password")
+        it 'does not reset password if username changed' do
+          teamcity_service = service
+
+          teamcity_service.username = 'some_name'
+          teamcity_service.save
+
+          expect(teamcity_service.password).to eq('password')
         end
 
         it "does not reset password if new url is set together with password, even if it's the same password" do
-        @teamcity_service.teamcity_url = 'http://gitlab_edited.com'
-        @teamcity_service.password = 'password'
-        @teamcity_service.save
-        expect(@teamcity_service.password).to eq("password")
-        expect(@teamcity_service.teamcity_url).to eq("http://gitlab_edited.com")
+          teamcity_service = service
+
+          teamcity_service.teamcity_url = 'http://gitlab_edited.com'
+          teamcity_service.password = 'password'
+          teamcity_service.save
+
+          expect(teamcity_service.password).to eq('password')
+          expect(teamcity_service.teamcity_url).to eq('http://gitlab_edited.com')
+        end
+      end
+
+      it 'saves password if new url is set together with password when no password was previously set' do
+        teamcity_service = service
+        teamcity_service.password = nil
+
+        teamcity_service.teamcity_url = 'http://gitlab_edited.com'
+        teamcity_service.password = 'password'
+        teamcity_service.save
+
+        expect(teamcity_service.password).to eq('password')
+        expect(teamcity_service.teamcity_url).to eq('http://gitlab_edited.com')
+      end
+    end
+  end
+
+  describe '#build_page' do
+    it 'returns a specific URL when status is 500' do
+      stub_request(status: 500)
+
+      expect(service.build_page('123', 'unused')).to eq('http://gitlab.com/viewLog.html?buildTypeId=foo')
+    end
+
+    it 'returns a build URL when teamcity_url has no trailing slash' do
+      stub_request(body: %Q({"build":{"id":"666"}}))
+
+      expect(service(teamcity_url: 'http://gitlab.com').build_page('123', 'unused')).to eq('http://gitlab.com/viewLog.html?buildId=666&buildTypeId=foo')
+    end
+
+    it 'returns a build URL when teamcity_url has a trailing slash' do
+      stub_request(body: %Q({"build":{"id":"666"}}))
+
+      expect(service(teamcity_url: 'http://gitlab.com/').build_page('123', 'unused')).to eq('http://gitlab.com/viewLog.html?buildId=666&buildTypeId=foo')
+    end
+  end
+
+  describe '#commit_status' do
+    it 'sets commit status to :error when status is 500' do
+      stub_request(status: 500)
+
+      expect(service.commit_status('123', 'unused')).to eq(:error)
+    end
+
+    it 'sets commit status to "pending" when status is 404' do
+      stub_request(status: 404)
+
+      expect(service.commit_status('123', 'unused')).to eq('pending')
+    end
+
+    it 'sets commit status to "success" when build status contains SUCCESS' do
+      stub_request(build_status: 'YAY SUCCESS!')
+
+      expect(service.commit_status('123', 'unused')).to eq('success')
+    end
+
+    it 'sets commit status to "failed" when build status contains FAILURE' do
+      stub_request(build_status: 'NO FAILURE!')
+
+      expect(service.commit_status('123', 'unused')).to eq('failed')
     end
 
-      it "should reset password if url changed, even if setter called multiple times" do
-        @teamcity_service.teamcity_url = 'http://gitlab1.com'
-        @teamcity_service.teamcity_url = 'http://gitlab1.com'
-        @teamcity_service.save
-        expect(@teamcity_service.password).to be_nil
+    it 'sets commit status to "pending" when build status contains Pending' do
+      stub_request(build_status: 'NO Pending!')
+
+      expect(service.commit_status('123', 'unused')).to eq('pending')
+    end
+
+    it 'sets commit status to :error when build status is unknown' do
+      stub_request(build_status: 'FOO BAR!')
+
+      expect(service.commit_status('123', 'unused')).to eq(:error)
     end
   end
 
-    context "when no password was previously set" do
-      before do
-        @teamcity_service = TeamcityService.create(
-          project: create(:project),
+  def service(teamcity_url: 'http://gitlab.com')
+    described_class.create(
+      project: build_stubbed(:empty_project),
       properties: {
-            teamcity_url: 'http://gitlab.com',
-            username: 'mic'
+        teamcity_url: teamcity_url,
+        username: 'mic',
+        password: 'password',
+        build_type: 'foo'
       }
     )
   end
 
-      it "saves password if new url is set together with password" do
-        @teamcity_service.teamcity_url = 'http://gitlab_edited.com'
-        @teamcity_service.password = 'password'
-        @teamcity_service.save
-        expect(@teamcity_service.password).to eq("password")
-        expect(@teamcity_service.teamcity_url).to eq("http://gitlab_edited.com")
-      end
-    end
+  def stub_request(status: 200, body: nil, build_status: 'success')
+    teamcity_full_url = 'http://mic:password@gitlab.com/httpAuth/app/rest/builds/branch:unspecified:any,number:123'
+    body ||= %Q({"build":{"status":"#{build_status}","id":"666"}})
+
+    WebMock.stub_request(:get, teamcity_full_url).to_return(
+      status: status,
+      headers: { 'Content-Type' => 'application/json' },
+      body: body
+    )
   end
 end