Class: MicroTest::TestWrapper

Inherits:
Object
  • Object
show all
Defined in:
lib/micro_test/test_wrapper.rb

Overview

A wrapper class for individual tests. Exists for the purpose of isolating the test method so it can run in its own thread.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(test_class, desc) { ... } ⇒ TestWrapper

Constructor.

Parameters:

  • test_class (MicroTest::Test) —

    The test class that defines the test being wrapped.

  • desc (String) —

    The test description.

Yields:

  • The block that defines the test code.



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# File 'lib/micro_test/test_wrapper.rb', line 12

def initialize(test_class, desc, &block)
  @test_class = test_class
  @desc = desc
  create_method(:test, &block)
  reset
end

Instance Attribute Details

#asserts ⇒ Object (readonly)

Returns the value of attribute asserts.



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# File 'lib/micro_test/test_wrapper.rb', line 6

def asserts
  @asserts
end

#desc ⇒ Object (readonly)

Returns the value of attribute desc.



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# File 'lib/micro_test/test_wrapper.rb', line 6

def desc
  @desc
end

#duration ⇒ Object (readonly)

Returns the value of attribute duration.



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# File 'lib/micro_test/test_wrapper.rb', line 6

def duration
  @duration
end

#test_class ⇒ Object (readonly)

Returns the value of attribute test_class.



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# File 'lib/micro_test/test_wrapper.rb', line 6

def test_class
  @test_class
end

Instance Method Details

#after ⇒ Object 



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# File 'lib/micro_test/test_wrapper.rb', line 29

def after; end

#assert(value) ⇒ Object

A basic assert method to be used within tests.

Examples:

class SimpleTest < MicroTest::Test
  test "common sense" do
    assert 1 > 0
  end
end

Parameters:

  • value (Object) —

    The value to assert.



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# File 'lib/micro_test/test_wrapper.rb', line 58

def assert(value)
  @asserts << assert_info(caller).merge(:value => value)

  if !value
    binding.pry(:quiet => true) if @options[:pry]

    # I don't really like the coupling to the runner here
    MicroTest::Runner.exit = true if @options[:fail_fast]
  end

  value
end

#before ⇒ Object

callback stubs



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# File 'lib/micro_test/test_wrapper.rb', line 28

def before; end

#create_method(name) { ... } ⇒ Object

Creates a method on this instance.

Parameters:

  • name (Symbol) —

    The name of the method.

Yields:

  • The block of code that will serve as the method’s implementation.



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# File 'lib/micro_test/test_wrapper.rb', line 22

def create_method(name, &block)
  eigen = class << self; self; end
  eigen.send(:define_method, name, &block)
end

#failed_asserts ⇒ Object

Returns a list of all failed asserts.



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# File 'lib/micro_test/test_wrapper.rb', line 85

def failed_asserts
  return [] if passed?
  @asserts.select { |a| !a[:value] }
end

#finished? ⇒ Boolean

Indicates if this test has finished running.

Returns:

  • (Boolean) 


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# File 'lib/micro_test/test_wrapper.rb', line 73

def finished?
  !@duration.nil?
end

#invoke(formatter, options = {}) ⇒ Object

Runs the test code.



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# File 'lib/micro_test/test_wrapper.rb', line 34

def invoke(formatter, options={})
  reset
  @formatter = formatter
  @options = options
  @formatter.before_test(self)
  start = Time.now
  before
  test
  @invoked = true
  after
  @duration = Time.now - start
  @formatter.after_test(self)
end

#passed? ⇒ Boolean

Indicates if this test passed.

Returns:

  • (Boolean) 


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# File 'lib/micro_test/test_wrapper.rb', line 78

def passed?
  return true if !@invoked || @asserts.empty?
  return false if @asserts.empty?
  @asserts.map{ |a| !!a[:value] }.uniq == [true]
end

#reset ⇒ Object

Resets this test in preparation for a clean test run.



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# File 'lib/micro_test/test_wrapper.rb', line 91

def reset
  @invoked = false
  @asserts = []
  @duration = nil
end