New logfile for graphql queries

Specify dedicated logfile and logger class for GraphQL queries. Move
complexity analyzer to a dedicated class.

1 files changed, 21 insertions, 0 deletions

diff --git a/spec/lib/gitlab/graphql_logger_spec.rb b/spec/lib/gitlab/graphql_logger_spec.rb
new file mode 100644
index 00000000000..51c77181927
--- /dev/null
+++ b/spec/lib/gitlab/graphql_logger_spec.rb
@@ -0,0 +1,21 @@
+require 'spec_helper'
+
+describe Gitlab::GraphqlLogger, :request_store do
+  subject { described_class.new('/dev/null') }
+  let(:now) { Time.now }
+
+  it 'builds a logger once' do
+    expect(::Logger).to receive(:new).and_call_original
+
+    subject.info('hello world')
+    subject.error('hello again')
+  end
+
+  describe '#format_message' do
+    it 'formats properly' do
+      output = subject.format_message('INFO', now, 'test', 'Hello world')
+
+      expect(output).to match(/Hello world/)
+    end
+  end
+end