diff options
Diffstat (limited to 'spec/tasks/gitlab/metrics_exporter_task_spec.rb')
-rw-r--r-- | spec/tasks/gitlab/metrics_exporter_task_spec.rb | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/spec/tasks/gitlab/metrics_exporter_task_spec.rb b/spec/tasks/gitlab/metrics_exporter_task_spec.rb new file mode 100644 index 00000000000..ca37fc1b5d7 --- /dev/null +++ b/spec/tasks/gitlab/metrics_exporter_task_spec.rb @@ -0,0 +1,81 @@ +# frozen_string_literal: true + +require 'rake_helper' +require_relative '../../support/helpers/next_instance_of' + +RSpec.describe 'gitlab:metrics_exporter:install', feature_category: :metrics do + before do + Rake.application.rake_require 'tasks/gitlab/metrics_exporter' + end + + subject(:task) do + Rake::Task['gitlab:metrics_exporter:install'] + end + + context 'when no target directory is specified' do + it 'aborts with an error message' do + expect do + expect { task.execute }.to output(/Please specify the directory/).to_stdout + end.to raise_error(SystemExit) + end + end + + context 'when target directory is specified' do + let(:args) { Rake::TaskArguments.new(%w[dir], %w[path/to/exporter]) } + let(:context) { TOPLEVEL_BINDING.eval('self') } + let(:expected_clone_params) do + { + repo: 'https://gitlab.com/gitlab-org/gitlab-metrics-exporter.git', + version: an_instance_of(String), + target_dir: 'path/to/exporter' + } + end + + context 'when dependencies are missing' do + it 'aborts with an error message' do + expect(Gitlab::Utils).to receive(:which).with('gmake').ordered + expect(Gitlab::Utils).to receive(:which).with('make').ordered + + expect do + expect { task.execute(args) }.to output(/Couldn't find a 'make' binary/).to_stdout + end.to raise_error(SystemExit) + end + end + + it 'installs the exporter with gmake' do + expect(Gitlab::Utils).to receive(:which).with('gmake').and_return('path/to/gmake').ordered + expect(context).to receive(:checkout_or_clone_version).with(hash_including(expected_clone_params)).ordered + expect(Dir).to receive(:chdir).with('path/to/exporter').and_yield.ordered + expect(context).to receive(:run_command!).with(['path/to/gmake']).ordered + + task.execute(args) + end + + it 'installs the exporter with make' do + expect(Gitlab::Utils).to receive(:which).with('gmake').ordered + expect(Gitlab::Utils).to receive(:which).with('make').and_return('path/to/make').ordered + expect(context).to receive(:checkout_or_clone_version).with(hash_including(expected_clone_params)).ordered + expect(Dir).to receive(:chdir).with('path/to/exporter').and_yield.ordered + expect(context).to receive(:run_command!).with(['path/to/make']).ordered + + task.execute(args) + end + + context 'when overriding version via environment variable' do + before do + stub_env('GITLAB_METRICS_EXPORTER_VERSION', '1.0') + end + + it 'clones from repository with that version instead' do + expect(Gitlab::Utils).to receive(:which).with('gmake').and_return('path/to/gmake').ordered + expect(context).to receive(:checkout_or_clone_version).with( + hash_including(expected_clone_params.merge(version: '1.0')) + ).ordered + expect(Dir).to receive(:chdir).with('path/to/exporter').and_yield.ordered + expect(context).to receive(:run_command!).with(['path/to/gmake']).ordered + + task.execute(args) + end + end + end +end |