fix(cli): update help text to show default output format

Add test case to verify default console format when no --formats option is provided

Author: JuanVqz

lib/skunk/cli/options/argv.rb

@@ -27,7 +27,7 @@ def parse
               self.output_filename = filename
             end
 
-            opts.on("-f", "--formats json,html,console", Array, "Output formats: json,html,console") do |list|
+            opts.on("-f", "--formats json,html,console", Array, "Output formats: json,html,console (default: console)") do |list|
               Skunk::Config.formats = Array(list).map(&:to_sym)
             end
 

test/lib/skunk/cli/options/argv_test.rb

@@ -29,6 +29,7 @@
     after do
       Skunk::Config.reset
     end
+
     context "passing --formats option" do
       let(:argv) { ["--formats=json,html"] }
 
@@ -38,5 +39,13 @@
         _(Skunk::Config.formats).must_equal %i[json html]
       end
     end
+
+    context "not passing --formats option" do
+      it "defaults to console format" do
+        parser = Skunk::Cli::Options::Argv.new([])
+        parser.parse
+        _(Skunk::Config.formats).must_equal [:console]
+      end
+    end
   end
 end