1 files changed, 112 insertions, 0 deletions
diff --git a/spec/requests/api/markdown_spec.rb b/spec/requests/api/markdown_spec.rb
new file mode 100644
index 00000000000..a55796cf343
--- /dev/null
+++ b/spec/requests/api/markdown_spec.rb
@@ -0,0 +1,112 @@
+require "spec_helper"
+
+describe API::Markdown do
+  RSpec::Matchers.define_negated_matcher :exclude, :include
+
+  describe "POST /markdown" do
+    let(:user) {} # No-op. It gets overwritten in the contexts below.
+
+    before do
+      post api("/markdown", user), params
+    end
+
+    shared_examples "rendered markdown text without GFM" do
+      it "renders markdown text" do
+        expect(response).to have_http_status(201)
+        expect(response.headers["Content-Type"]).to eq("application/json")
+        expect(json_response).to be_a(Hash)
+        expect(json_response["html"]).to eq("<p>#{text}</p>")
+      end
+    end
+
+    shared_examples "404 Project Not Found" do
+      it "responses with 404 Not Found" do
+        expect(response).to have_http_status(404)
+        expect(response.headers["Content-Type"]).to eq("application/json")
+        expect(json_response).to be_a(Hash)
+        expect(json_response["message"]).to eq("404 Project Not Found")
+      end
+    end
+
+    context "when arguments are invalid" do
+      context "when text is missing" do
+        let(:params) { {} }
+
+        it "responses with 400 Bad Request" do
+          expect(response).to have_http_status(400)
+          expect(response.headers["Content-Type"]).to eq("application/json")
+          expect(json_response).to be_a(Hash)
+          expect(json_response["error"]).to eq("text is missing")
+        end
+      end
+
+      context "when project is not found" do
+        let(:params) { { text: "Hello world!", gfm: true, project: "Dummy project" } }
+
+        it_behaves_like "404 Project Not Found"
+      end
+    end
+
+    context "when arguments are valid" do
+      set(:project) { create(:project) }
+      set(:issue) { create(:issue, project: project) }
+      let(:text) { ":tada: Hello world! :100: #{issue.to_reference}" }
+
+      context "when not using gfm" do
+        context "without project" do
+          let(:params) { { text: text } }
+
+          it_behaves_like "rendered markdown text without GFM"
+        end
+
+        context "with project" do
+          let(:params) { { text: text, project: project.full_path } }
+
+          context "when not authorized" do
+            it_behaves_like "404 Project Not Found"
+          end
+
+          context "when authorized" do
+            let(:user) { project.owner }
+
+            it_behaves_like "rendered markdown text without GFM"
+          end
+        end
+      end
+
+      context "when using gfm" do
+        context "without project" do
+          let(:params) { { text: text, gfm: true } }
+
+          it "renders markdown text" do
+            expect(response).to have_http_status(201)
+            expect(response.headers["Content-Type"]).to eq("application/json")
+            expect(json_response).to be_a(Hash)
+            expect(json_response["html"]).to include("Hello world!")
+                                        .and include('data-name="tada"')
+                                        .and include('data-name="100"')
+                                        .and include("#1")
+                                        .and exclude("<a href=\"#{IssuesHelper.url_for_issue(issue.iid, project)}\"")
+                                        .and exclude("#1</a>")
+          end
+        end
+
+        context "with project" do
+          let(:params) { { text: text, gfm: true, project: project.full_path } }
+          let(:user) { project.owner }
+
+          it "renders markdown text" do
+            expect(response).to have_http_status(201)
+            expect(response.headers["Content-Type"]).to eq("application/json")
+            expect(json_response).to be_a(Hash)
+            expect(json_response["html"]).to include("Hello world!")
+                                        .and include('data-name="tada"')
+                                        .and include('data-name="100"')
+                                        .and include("<a href=\"#{IssuesHelper.url_for_issue(issue.iid, project)}\"")
+                                        .and include("#1</a>")
+          end
+        end
+      end
+    end
+  end
+end