1 files changed, 48 insertions, 0 deletions
diff --git a/spec/lib/gitlab/chat_commands/issue_show_spec.rb b/spec/lib/gitlab/chat_commands/issue_show_spec.rb
new file mode 100644
index 00000000000..2eab73e49e5
--- /dev/null
+++ b/spec/lib/gitlab/chat_commands/issue_show_spec.rb
@@ -0,0 +1,48 @@
+require 'spec_helper'
+
+describe Gitlab::ChatCommands::IssueShow, service: true do
+  describe '#execute' do
+    let(:issue) { create(:issue) }
+    let(:project) { issue.project }
+    let(:user) { issue.author }
+    let(:regex_match) { described_class.match("issue show #{issue.iid}") }
+
+    before do
+      project.team << [user, :master]
+    end
+
+    subject do
+      described_class.new(project, user).execute(regex_match)
+    end
+
+    context 'the issue exists' do
+      it 'returns the issue' do
+        expect(subject.iid).to be issue.iid
+      end
+
+      context 'when its reference is given' do
+        let(:regex_match) { described_class.match("issue show #{issue.to_reference}") }
+
+        it 'shows the issue' do
+          expect(subject.iid).to be issue.iid
+        end
+      end
+    end
+
+    context 'the issue does not exist' do
+      let(:regex_match) { described_class.match("issue show 2343242") }
+
+      it "returns nil" do
+        expect(subject).to be_nil
+      end
+    end
+  end
+
+  describe 'self.match' do
+    it 'matches the iid' do
+      match = described_class.match("issue show 123")
+
+      expect(match[:iid]).to eq("123")
+    end
+  end
+end