module Test::Unit::Util::Output
Public Instance Methods
capture_output() { || ... }
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Returns output for standard output and standard error as string.
Example:
capture_output do puts("stdout") warn("stderr") end # -> ["stdout\n", "stderr\n"]
# File test-unit-3.6.1/lib/test/unit/util/output.rb, line 15 def capture_output require 'stringio' output = StringIO.new error = StringIO.new stdout_save, stderr_save = $stdout, $stderr $stdout, $stderr = output, error begin yield [output.string, error.string] ensure $stdout, $stderr = stdout_save, stderr_save end end