Add specs for empty states .matches? methods

spec/lib/gitlab/ci/status/build/canceled_spec.rb

 require 'spec_helper'
 
 describe Gitlab::Ci::Status::Build::Canceled do
+  let(:user) { create(:user) }
+
   subject do
     described_class.new(double('subject'))
   end
@@ -8,4 +10,24 @@ describe Gitlab::Ci::Status::Build::Canceled do
   describe '#illustration' do
     it { expect(subject.illustration).to include(:image, :size, :title) }
   end
+
+  describe '.matches?' do
+    subject {described_class.matches?(build, user) }
+
+    context 'when build is canceled' do
+      let(:build) { create(:ci_build, :canceled) }
+
+      it 'is a correct match' do
+        expect(subject).to be true
+      end
+    end
+
+    context 'when build is not canceled' do
+      let(:build) { create(:ci_build) }
+
+      it 'does not match' do
+        expect(subject).to be false
+      end
+    end
+  end
 end

spec/lib/gitlab/ci/status/build/created_spec.rb

 require 'spec_helper'
 
 describe Gitlab::Ci::Status::Build::Created do
+  let(:user) { create(:user) }
+
   subject do
     described_class.new(double('subject'))
   end
@@ -8,4 +10,24 @@ describe Gitlab::Ci::Status::Build::Created do
   describe '#illustration' do
     it { expect(subject.illustration).to include(:image, :size, :title, :content) }
   end
+
+  describe '.matches?' do
+    subject {described_class.matches?(build, user) }
+
+    context 'when build is created' do
+      let(:build) { create(:ci_build, :created) }
+
+      it 'is a correct match' do
+        expect(subject).to be true
+      end
+    end
+
+    context 'when build is not created' do
+      let(:build) { create(:ci_build) }
+
+      it 'does not match' do
+        expect(subject).to be false
+      end
+    end
+  end
 end

spec/lib/gitlab/ci/status/build/manual_spec.rb

 require 'spec_helper'
 
 describe Gitlab::Ci::Status::Build::Manual do
+  let(:user) { create(:user) }
+
   subject do
-    user = create(:user)
     build = create(:ci_build, :manual)
     described_class.new(Gitlab::Ci::Status::Core.new(build, user))
   end
@@ -10,4 +11,24 @@ describe Gitlab::Ci::Status::Build::Manual do
   describe '#illustration' do
     it { expect(subject.illustration).to include(:image, :size, :title, :content) }
   end
+
+  describe '.matches?' do
+    subject {described_class.matches?(build, user) }
+
+    context 'when build is manual' do
+      let(:build) { create(:ci_build, :manual) }
+
+      it 'is a correct match' do
+        expect(subject).to be true
+      end
+    end
+
+    context 'when build is not manual' do
+      let(:build) { create(:ci_build) }
+
+      it 'does not match' do
+        expect(subject).to be false
+      end
+    end
+  end
 end

spec/lib/gitlab/ci/status/build/pending_spec.rb

 require 'spec_helper'
 
 describe Gitlab::Ci::Status::Build::Pending do
+  let(:user) { create(:user) }
+
   subject do
     described_class.new(double('subject'))
   end
@@ -8,4 +10,24 @@ describe Gitlab::Ci::Status::Build::Pending do
   describe '#illustration' do
     it { expect(subject.illustration).to include(:image, :size, :title, :content) }
   end
+
+  describe '.matches?' do
+    subject {described_class.matches?(build, user) }
+
+    context 'when build is pending' do
+      let(:build) { create(:ci_build, :pending) }
+
+      it 'is a correct match' do
+        expect(subject).to be true
+      end
+    end
+
+    context 'when build is not pending' do
+      let(:build) { create(:ci_build, :success) }
+
+      it 'does not match' do
+        expect(subject).to be false
+      end
+    end
+  end
 end

spec/lib/gitlab/ci/status/build/skipped_spec.rb

 require 'spec_helper'
 
 describe Gitlab::Ci::Status::Build::Skipped do
+  let(:user) { create(:user) }
+
   subject do
     described_class.new(double('subject'))
   end
@@ -8,4 +10,24 @@ describe Gitlab::Ci::Status::Build::Skipped do
   describe '#illustration' do
     it { expect(subject.illustration).to include(:image, :size, :title) }
   end
+
+  describe '.matches?' do
+    subject {described_class.matches?(build, user) }
+
+    context 'when build is skipped' do
+      let(:build) { create(:ci_build, :skipped) }
+
+      it 'is a correct match' do
+        expect(subject).to be true
+      end
+    end
+
+    context 'when build is not skipped' do
+      let(:build) { create(:ci_build) }
+
+      it 'does not match' do
+        expect(subject).to be false
+      end
+    end
+  end
 end