```ruby
require "spec_helper"
require "tempfile"

RSpec::Matchers.define :not_be_higher_than_builtin_coverage do |fn, lines, lineno|
  match do
    source = lines.join
    @builtin = DeepCover::Tools.builtin_coverage(source, fn, lineno)
    @our = DeepCover::Tools.our_coverage(source, fn, lineno, not_higher_than_builtin: true)
    errors = @our.zip(@builtin).each_with_index.reject do |(us, ruby), _i|
      ruby_exec = ruby && ruby > 0 || false
      us_exec = us && us > 0 || false

      us == ruby || ruby_exec && us_exec || us == 0
    end
    @errors = errors.map{|_, i| i + lineno}
    @errors.empty?
  end
  failure_message do
    result = DeepCover::Tools.format(@builtin, @our, source: lines.join, lineno: lineno, bad_linenos: @errors).join
    "Builtin & DeepCover's line coverage should match or DeepCover should be stricter\n#{result}"
  end
end

RSpec.describe 'line coverage(not_higher_than_builtin: true)' do
  each_code_examples('./spec/branch_cover/*.rb') do |fn, lines, lineno|
    should not_be_higher_than_builtin_coverage(fn, lines, lineno)
  end
end
```

Disable tests comparing builtin to deepcover
user
```ruby
require "spec_helper"
require "tempfile"

RSpec::Matchers.define :not_be_higher_than_builtin_coverage do |fn, lines, lineno|
  match do
    source = lines.join
    @builtin = DeepCover::Tools.builtin_coverage(source, fn, lineno)
    @our = DeepCover::Tools.our_coverage(source, fn, lineno, not_higher_than_builtin: true)
    errors = @our.zip(@builtin).each_with_index.reject do |(us, ruby), _i|
      ruby_exec = ruby && ruby > 0 || false
      us_exec = us && us > 0 || false

      us == ruby || ruby_exec && us_exec || us == 0
    end
    @errors = errors.map{|_, i| i + lineno}
    @errors.empty?
  end
  failure_message do
    result = DeepCover::Tools.format(@builtin, @our, source: lines.join, lineno: lineno, bad_linenos: @errors).join
    "Builtin & DeepCover's line coverage should match or DeepCover should be stricter\n#{result}"
  end
end

RSpec.describe 'line coverage(not_higher_than_builtin: true)' do
  #each_code_examples('./spec/branch_cover/*.rb') do |fn, lines, lineno|
  #  should not_be_higher_than_builtin_coverage(fn, lines, lineno)
  #end
end
```
assistant