1 files changed, 56 insertions, 0 deletions
diff --git a/spec/models/slack_message_spec.rb b/spec/models/slack_message_spec.rb
new file mode 100644
index 00000000000..b39cd4edf82
--- /dev/null
+++ b/spec/models/slack_message_spec.rb
@@ -0,0 +1,56 @@
+require_relative '../../app/models/project_services/slack_message'
+
+describe SlackMessage do
+  subject { SlackMessage.new(args) }
+
+  let(:args) {
+    {
+      after: 'after',
+      before: 'before',
+      project_name: 'project_name',
+      ref: 'refs/heads/master',
+      user_name: 'user_name',
+      project_url: 'url'
+    }
+  }
+
+  context 'push' do
+    before do
+      args[:commits] = [
+        { message: 'message1', url: 'url1', id: 'abcdefghi' },
+        { message: 'message2', url: 'url2', id: '123456789' },
+      ]
+    end
+
+    it 'returns a message regarding pushes' do
+      subject.compose.should ==
+        'user_name pushed to branch <url/commits/master|master> of ' <<
+        '<url|project_name> (<url/compare/before...after|Compare changes>)' <<
+        "\n - message1 (<url1|abcdef>)" <<
+        "\n - message2 (<url2|123456>)"
+    end
+  end
+
+  context 'new branch' do
+    before do
+      args[:before] = '000000'
+    end
+
+    it 'returns a message regarding a new branch' do
+      subject.compose.should ==
+        'user_name pushed new branch <url/commits/master|master> to ' <<
+        '<url|project_name>'
+    end
+  end
+
+  context 'removed branch' do
+    before do
+      args[:after] = '000000'
+    end
+
+    it 'returns a message regarding a removed branch' do
+      subject.compose.should ==
+        'user_name removed branch master from <url|project_name>'
+    end
+  end
+end