bin/benchmark in honey_format-0.12.0 vs bin/benchmark in honey_format-0.13.0

@@ -2,74 +2,45 @@
 require 'bundler/setup'
 require 'honey_format'
 
 require 'benchmark/ips'
 require 'csv'
-require 'optparse'
 
-input_path = nil
-benchmark_time = 30
-benchmark_warmup = 5
-lines_multipliers = [1]
+require 'honey_format/cli/benchmark_cli'
 
-OptionParser.new do |parser|
-  parser.banner = "Usage: bin/benchmark [file.csv] [options]"
-  parser.default_argv = ARGV
+cli = HoneyFormat::BenchmarkCLI.new
+Writer = cli.writer
+options = cli.options
 
-  parser.on("--csv=file1.csv", String, "CSV file(s)") do |value|
-    input_path = value
-  end
+input_path = options[:input_path]
+benchmark_time = options[:benchmark_time]
+benchmark_warmup = options[:benchmark_warmup]
+lines_multipliers = options[:lines_multipliers]
 
-  parser.on("--lines-multipliers=[1,10,50]", Array, "Multiply the rows in the CSV file (default: 1)") do |value|
-    lines_multipliers = value.map do |v|
-      Integer(v).tap do |int|
-        unless int >= 1
-          raise(ArgumentError, '--lines-multiplier must be 1 or greater')
-        end
-      end
-    end
-  end
+original_csv = input_path ? File.read(input_path) : cli.fetch_default_benchmark_csv
+original_csv_lines = original_csv.lines
 
-  parser.on("--time=[30]", String, "Benchmark time (default: 30)") do |value|
-    benchmark_time = Integer(value)
-  end
+runtime_seconds = cli.expected_runtime_seconds(report_count: 3)
+Writer.puts "Expected runtime: ~#{runtime_seconds} seconds.", verbose: true
 
-  parser.on("--warmup=[30]", String, "Benchmark warmup (default: 30)") do |value|
-    benchmark_warmup = Integer(value)
-  end
+lines_multipliers.each_with_index do |lines_multiplier, index|
+  rows = original_csv_lines[1..-1] * lines_multiplier
+  csv =  original_csv_lines.first + rows.join
 
-  parser.on("-h", "--help", "How to use") do
-    puts parser
-    exit
-  end
-
-  # No argument, shows at tail. This will print an options summary.
-  parser.on_tail("-h", "--help", "Show this message") do
-    puts parser
-    exit
-  end
-end.parse!
-
-csv = File.read(input_path)
-
-lines_multipliers.each do |lines_multiplier|
-  if lines_multiplier > 1
-    orignial_csv_lines = csv.lines
-    rows = orignial_csv_lines[1..-1] * lines_multiplier
-    csv = orignial_csv_lines.first + rows.join
-  end
-
   line_count = csv.lines.length
 
-  puts "== [START] Benchmark for #{line_count} lines =="
+  Writer.puts "== Benchmark #{index + 1} of #{lines_multipliers.length} =="
+  Writer.puts "path           #{cli.used_input_path}"
+  Writer.puts "lines          #{line_count}"
+  Writer.puts "multiplier     #{lines_multiplier}"
+
   Benchmark.ips do |x|
     x.time = benchmark_time
     x.warmup = benchmark_warmup
 
-    x.report('stdlib CSV no options')  { CSV.parse(csv) }
-    x.report('stdlib CSV with header') { CSV.parse(csv, headers: true) }
-    x.report('HoneyFormat::CSV')       { HoneyFormat::CSV.new(csv).rows }
+    x.report('CSV no options')   { CSV.parse(csv) }
+    x.report('CSV with header')  { CSV.parse(csv, headers: true) }
+    x.report('HoneyFormat::CSV') { HoneyFormat::CSV.new(csv).rows }
 
     x.compare!
   end
-  puts "== [END] Benchmark for #{line_count} lines =="
 end