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rails--rails/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 format installed gems correctly" do
backtrace = [ "#{Gem.path[0]}/gems/nosuchgem-1.2.3/lib/foo.rb" ]
result = @cleaner.clean(backtrace, :all)
assert_equal "nosuchgem (1.2.3) lib/foo.rb", result[0]
end
test "should format installed gems not in Gem.default_dir correctly" do
target_dir = Gem.path.detect { |p| p != Gem.default_dir }
# skip this test if default_dir is the only directory on Gem.path
if target_dir
backtrace = [ "#{target_dir}/gems/nosuchgem-1.2.3/lib/foo.rb" ]
result = @cleaner.clean(backtrace, :all)
assert_equal "nosuchgem (1.2.3) lib/foo.rb", result[0]
end
end
test "should consider traces from irb lines as User code" do
backtrace = [ "from (irb):1",
"from /Path/to/rails/railties/lib/rails/commands/console.rb:77:in `start'",
"from bin/rails:4:in `<main>'" ]
result = @cleaner.clean(backtrace, :all)
assert_equal "from (irb):1", result[0]
end
end