Add ProjectPathHelper cop

1 files changed, 41 insertions, 0 deletions

diff --git a/spec/rubocop/cop/project_path_helper_spec.rb b/spec/rubocop/cop/project_path_helper_spec.rb
new file mode 100644
index 00000000000..bc47b45cad7
--- /dev/null
+++ b/spec/rubocop/cop/project_path_helper_spec.rb
@@ -0,0 +1,41 @@
+require 'spec_helper'
+
+require 'rubocop'
+require 'rubocop/rspec/support'
+
+require_relative '../../../rubocop/cop/project_path_helper'
+
+describe RuboCop::Cop::ProjectPathHelper do
+  include CopHelper
+
+  subject(:cop) { described_class.new }
+
+  context "when using namespace_project with the project's namespace" do
+    let(:source) { 'edit_namespace_project_issue_path(@issue.project.namespace, @issue.project, @issue)' }
+    let(:correct_source) { 'edit_project_issue_path(@issue.project, @issue)' }
+
+    it 'registers an offense' do
+      inspect_source(cop, source)
+
+      aggregate_failures do
+        expect(cop.offenses.size).to eq(1)
+        expect(cop.offenses.map(&:line)).to eq([1])
+        expect(cop.highlights).to eq(['edit_namespace_project_issue_path'])
+      end
+    end
+
+    it 'autocorrects to the right version' do
+      autocorrected = autocorrect_source(cop, source)
+
+      expect(autocorrected).to eq(correct_source)
+    end
+  end
+
+  context 'when using namespace_project with a different namespace' do
+    it 'registers no offense' do
+      inspect_source(cop, 'edit_namespace_project_issue_path(namespace, project)')
+
+      expect(cop.offenses.size).to eq(0)
+    end
+  end
+end