1 files changed, 41 insertions, 0 deletions
diff --git a/spec/lib/slack/api_spec.rb b/spec/lib/slack/api_spec.rb
new file mode 100644
index 00000000000..360e0284164
--- /dev/null
+++ b/spec/lib/slack/api_spec.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Slack::API, feature_category: :integrations do
+  describe '#post' do
+    let(:slack_installation) { build(:slack_integration) }
+    let(:api_method) { 'api_method_call' }
+    let(:api_url) { "#{described_class::BASE_URL}/#{api_method}" }
+    let(:payload) { { foo: 'bar' } }
+
+    subject(:post) { described_class.new(slack_installation).post(api_method, payload) }
+
+    before do
+      stub_request(:post, api_url)
+    end
+
+    it 'posts to the Slack API correctly' do
+      post
+
+      expect(WebMock).to have_requested(:post, api_url).with(
+        body: payload.to_json,
+        headers: {
+          'Authorization' => "Bearer #{slack_installation.bot_access_token}",
+          'Content-Type' => 'application/json; charset=utf-8'
+        })
+    end
+
+    it 'returns the response' do
+      is_expected.to be_kind_of(HTTParty::Response)
+    end
+
+    context 'when the slack installation has no bot token' do
+      let(:slack_installation) { build(:slack_integration, :legacy) }
+
+      it 'raises an error' do
+        expect { post }.to raise_error(ArgumentError)
+      end
+    end
+  end
+end