Add a spec for our custom GemFetcher coprs-gemfetcher-cop-spec

1 files changed, 46 insertions, 0 deletions

diff --git a/spec/rubocop/cop/gem_fetcher_spec.rb b/spec/rubocop/cop/gem_fetcher_spec.rb
new file mode 100644
index 00000000000..c07f6a831dc
--- /dev/null
+++ b/spec/rubocop/cop/gem_fetcher_spec.rb
@@ -0,0 +1,46 @@
+require 'spec_helper'
+
+require 'rubocop'
+require 'rubocop/rspec/support'
+
+require_relative '../../../rubocop/cop/gem_fetcher'
+
+describe RuboCop::Cop::GemFetcher do
+  include CopHelper
+
+  subject(:cop) { described_class.new }
+
+  context 'in Gemfile' do
+    before do
+      allow(cop).to receive(:gemfile?).and_return(true)
+    end
+
+    it 'registers an offense when a gem uses `git`' do
+      inspect_source(cop, 'gem "foo", git: "https://gitlab.com/foo/bar.git"')
+
+      aggregate_failures do
+        expect(cop.offenses.size).to eq(1)
+        expect(cop.offenses.map(&:line)).to eq([1])
+        expect(cop.highlights).to eq(['git: "https://gitlab.com/foo/bar.git"'])
+      end
+    end
+
+    it 'registers an offense when a gem uses `github`' do
+      inspect_source(cop, 'gem "foo", github: "foo/bar.git"')
+
+      aggregate_failures do
+        expect(cop.offenses.size).to eq(1)
+        expect(cop.offenses.map(&:line)).to eq([1])
+        expect(cop.highlights).to eq(['github: "foo/bar.git"'])
+      end
+    end
+  end
+
+  context 'outside of Gemfile' do
+    it 'registers no offense' do
+      inspect_source(cop, 'gem "foo", git: "https://gitlab.com/foo/bar.git"')
+
+      expect(cop.offenses.size).to eq(0)
+    end
+  end
+end