Module: Minitest::Guard

Included in:
Test, Test
Defined in:
lib/minitest.rb

Overview

Provides a simple set of guards that you can use in your tests to skip execution if it is not applicable. These methods are mixed into Test as both instance and class methods so you can use them inside or outside of the test methods.

def test_something_for_mri
  skip "bug 1234"  if jruby?
  # ...
end

if windows? then
  # ... lots of test methods ...
end

Instance Method Summary collapse

Instance Method Details

#jruby?(platform = RUBY_PLATFORM) ⇒ Boolean

Is this running on jruby?

Returns:

  • (Boolean)

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# File 'lib/minitest.rb', line 955

def jruby? platform = RUBY_PLATFORM
  "java" == platform
end

#maglev?(platform = defined?(RUBY_ENGINE) && RUBY_ENGINE) ⇒ Boolean

Is this running on maglev?

Returns:

  • (Boolean)

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# File 'lib/minitest.rb', line 962

def maglev? platform = defined?(RUBY_ENGINE) && RUBY_ENGINE
  where = Minitest.filter_backtrace(caller).first
  where = where.split(/:in /, 2).first # clean up noise
  warn "DEPRECATED: `maglev?` called from #{where}. This will fail in Minitest 6."
  "maglev" == platform
end

#mri?(platform = RUBY_DESCRIPTION) ⇒ Boolean

Is this running on mri?

Returns:

  • (Boolean)

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# File 'lib/minitest.rb', line 972

def mri? platform = RUBY_DESCRIPTION
  /^ruby/ =~ platform
end

#osx?(platform = RUBY_PLATFORM) ⇒ Boolean

Is this running on macOS?

Returns:

  • (Boolean)

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# File 'lib/minitest.rb', line 979

def osx? platform = RUBY_PLATFORM
  /darwin/ =~ platform
end

#rubinius?(platform = defined?(RUBY_ENGINE) && RUBY_ENGINE) ⇒ Boolean

Is this running on rubinius?

Returns:

  • (Boolean)

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# File 'lib/minitest.rb', line 986

def rubinius? platform = defined?(RUBY_ENGINE) && RUBY_ENGINE
  where = Minitest.filter_backtrace(caller).first
  where = where.split(/:in /, 2).first # clean up noise
  warn "DEPRECATED: `rubinius?` called from #{where}. This will fail in Minitest 6."
  "rbx" == platform
end

#windows?(platform = RUBY_PLATFORM) ⇒ Boolean

Is this running on windows?

Returns:

  • (Boolean)

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# File 'lib/minitest.rb', line 996

def windows? platform = RUBY_PLATFORM
  /mswin|mingw/ =~ platform
end