railties/test/backtrace_cleaner_test.rb


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# frozen_string_literal: true

require "abstract_unit"
require "rails/backtrace_cleaner"

class BacktraceCleanerTest < ActiveSupport::TestCase
  def setup
    @cleaner = Rails::BacktraceCleaner.new
  end

  test "should consider traces from irb lines as User code" do
    backtrace = [ "(irb):1",
                  "/Path/to/rails/railties/lib/rails/commands/console.rb:77:in `start'",
                  "bin/rails:4:in `<main>'" ]
    result = @cleaner.clean(backtrace)
    assert_equal "(irb):1", result[0]
    assert_equal 1, result.length
  end

  test "should omit ActionView template methods names" do
    method_name = ActionView::Template.new(nil, "app/views/application/index.html.erb", nil, locals: []).send :method_name
    backtrace = [ "app/views/application/index.html.erb:4:in `block in #{method_name}'"]
    result = @cleaner.clean(backtrace, :all)
    assert_equal "app/views/application/index.html.erb:4", result[0]
  end
end