From e5c3820bf5695e7ed08f9153881c1f1470f35238 Mon Sep 17 00:00:00 2001
From: Achilleas Pipinellis <axil@gitlab.com>
Date: Mon, 24 Apr 2023 16:55:02 +0000
Subject: Automate the update of versions.json

---
 spec/lib/release_spec.rb | 98 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 spec/lib/release_spec.rb

(limited to 'spec')

diff --git a/spec/lib/release_spec.rb b/spec/lib/release_spec.rb
new file mode 100644
index 00000000..50eaaa77
--- /dev/null
+++ b/spec/lib/release_spec.rb
@@ -0,0 +1,98 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+require_relative '../../lib/release'
+
+RSpec.describe Release do
+  let(:version) { 99.99 }
+  let(:dry_run) { nil }
+  let(:task_helpers) { TaskHelpers.new }
+
+  subject { described_class.new(version: version, dry_run: dry_run) }
+
+  before do
+    allow(TaskHelpers).to receive(:new).and_return(task_helpers)
+  end
+
+  describe '#single' do
+    context 'when in DRY_RUN mode' do
+      let(:dry_run) { true }
+
+      it 'does not push the branch' do
+        expect_info("DRY RUN: Not stashing local changes.")
+        expect_info("DRY RUN: Not checking out main branch and pulling updates.")
+        expect_info("DRY RUN: Not creating branch #{version}.")
+        expect_info("DRY RUN: Not creating file #{version}.Dockerfile.")
+        expect_info("DRY RUN: Not adding file #{version}.Dockerfile to branch #{version} or commiting changes.")
+        expect_info("DRY RUN: Not pushing branch #{version}.")
+
+        subject.single
+      end
+    end
+
+    context 'when not in DRY_RUN mode' do
+      let(:dry_run) { false }
+
+      it 'pushes the branch' do
+        allow(task_helpers).to receive(:info).with('gitlab-docs', any_args)
+
+        allow(task_helpers).to receive(:git_workdir_dirty?).and_return(true)
+
+        expect_exec_cmd("git stash -u")
+        expect_exec_cmd("git checkout main")
+        expect_exec_cmd("git pull origin main")
+        expect_exec_cmd("git checkout -b #{version}")
+
+        single_dockerfile_double = instance_double(Pathname, read: 'ARG VER')
+        expect(Pathname).to receive(:new).with('dockerfiles/single.Dockerfile').and_return(single_dockerfile_double)
+
+        dockerfile_double = instance_double(Pathname, exist?: false)
+        expect(Pathname).to receive(:new).with("#{version}.Dockerfile").and_return(dockerfile_double)
+        expect(dockerfile_double).to receive(:open).with('w').and_yield(dockerfile_double)
+        expect(dockerfile_double).to receive(:write).with("ARG VER=#{version}")
+
+        expect_exec_cmd("git add #{version}.Dockerfile")
+        expect_exec_cmd("git commit -m 'Release cut #{version}'")
+
+        expect_exec_cmd("git push origin #{version}")
+
+        subject.single
+      end
+    end
+  end
+
+  describe '#update_versions_dropdown' do
+    context 'when in DRY_RUN mode' do
+      let(:dry_run) { true }
+
+      it 'does not update the versions dropdown' do
+        expect_info("DRY RUN: Not updating the version dropdown...")
+        expect(File).not_to receive(:write)
+
+        subject.update_versions_dropdown
+      end
+    end
+
+    context 'when not in DRY_RUN mode' do
+      let(:dry_run) { false }
+
+      it 'updates content/versions.json' do
+        expected_json = [{ "next" => "16.0", "current" => "15.11", "last_minor" => ["15.10", "15.9"], "last_major" => ["14.10", "13.12"] }]
+
+        expect_info("Updating content/versions.json...")
+        expect(File).to receive(:write).with('content/versions.json', JSON.pretty_generate(expected_json))
+
+        subject.update_versions_dropdown
+      end
+    end
+  end
+
+  def expect_info(msg)
+    expect(task_helpers).to receive(:info).with('gitlab-docs', msg)
+  end
+
+  def expect_exec_cmd(cmd)
+    expect(subject).to receive(:exec_cmd).with(cmd)
+  end
+end
-- 
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