Implement verbose mode

spec/uh/wm/cli_spec.rb

@@ -88,6 +88,20 @@ module Uh
           end
         end
 
+        context 'with verbose option' do
+          let(:arguments) { %w[-v] }
+
+          it 'sets the env as verbose' do
+            cli.parse_arguments!
+            expect(cli.env).to be_verbose
+          end
+
+          it 'tells the env to log its logger level' do
+            expect(cli.env).to receive :log_logger_level
+            cli.parse_arguments!
+          end
+        end
+
         context 'with invalid option' do
           let(:arguments) { %w[--unknown-option] }
 

spec/uh/wm/env_spec.rb

@@ -3,7 +3,7 @@ module Uh
     RSpec.describe Env do
       let(:output)  { StringIO.new }
       let(:logger)  { Logger.new(StringIO.new) }
-      subject(:env) { described_class.new output, logger: logger }
+      subject(:env) { described_class.new output }
 
       it 'has verbose mode disabled' do
         expect(env).not_to be_verbose
@@ -29,20 +29,32 @@ module Uh
 
       describe '#logger' do
         it 'returns a logger' do
-          expect(env.logger).to be_a ::Logger
+          expect(env.logger).to be_a Logger
+        end
+
+        it 'has logger level warn set' do
+          expect(env.logger.level).to be Logger::WARN
+        end
+
+        context 'when verbose mode is enabled' do
+          before { env.verbose = true }
+
+        it 'has logger level info set' do
+          expect(env.logger.level).to be Logger::INFO
+        end
         end
       end
 
       describe '#log' do
         it 'logs given message at info level' do
-          expect(logger).to receive(:info).with 'some message'
+          expect(env.logger).to receive(:info).with 'some message'
           env.log 'some message'
         end
       end
 
       describe '#log_logger_level' do
         it 'logs the logger level' do
-          expect(logger).to receive(:info).with /log.+(warn|info|debug).+level/i
+          expect(env.logger).to receive(:info).with /log.+(warn|info|debug).+level/i
           env.log_logger_level
         end
       end