instance method `run_in_isolation`

Ruby on Rails 4.1.16

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

run_in_isolation(&blk)

No documentation comment.

Parameters

blk block

Source

# File activesupport/lib/active_support/testing/isolation.rb, line 38
        def run_in_isolation(&blk)
          read, write = IO.pipe
          read.binmode
          write.binmode

          pid = fork do
            read.close
            yield
            write.puts [Marshal.dump(self.dup)].pack("m")
            exit!
          end

          write.close
          result = read.read
          Process.wait2(pid)
          return result.unpack("m")[0]
        end

Defined in activesupport/lib/active_support/testing/isolation.rb line 38 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::Testing::Isolation::Forking

Signature

Parameters