Class: Toaster::TestCoverage

Inherits:
Object
  • Object
show all
Defined in:
lib/toaster/test/test_coverage.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(test_suite, state_graph = nil) ⇒ TestCoverage

Returns a new instance of TestCoverage.



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# File 'lib/toaster/test/test_coverage.rb', line 17

def initialize(test_suite, state_graph = nil)
  @state_graph = state_graph
  @test_suite = test_suite
  if !state_graph
    automation = test_suite.automation
    @state_graph = StateTransitionGraph.build_graph_for_test_suite(@test_suite)
  end 
end

Instance Attribute Details

#state_graph ⇒ Object

Returns the value of attribute state_graph.



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# File 'lib/toaster/test/test_coverage.rb', line 15

def state_graph
  @state_graph
end

#test_suite ⇒ Object

Returns the value of attribute test_suite.



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# File 'lib/toaster/test/test_coverage.rb', line 15

def test_suite
  @test_suite
end

Instance Method Details

#covered_states ⇒ Object 



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# File 'lib/toaster/test/test_coverage.rb', line 67

def covered_states()
  result = Set.new
  executed_tests = @test_suite.test_cases
  @state_graph.nodes().each do |n|
    tests = tests_covering_state(n, true)
    if !tests.empty?()
      result << n
    end
  end
  return result
end

#covered_transitions ⇒ Object 



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# File 'lib/toaster/test/test_coverage.rb', line 55

def covered_transitions()
  result = Set.new
  executed_tests = @test_suite.test_cases
  @state_graph.edges().each do |e|
    tests = tests_covering_transition(e, true)
    if !tests.empty?()
      result << e
    end
  end
  return result
end

#cvg_states ⇒ Object 



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# File 'lib/toaster/test/test_coverage.rb', line 26

def cvg_states()
  return covered_states().size.to_f / @state_graph.nodes().size.to_f
end

#test_executed?(test_case) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/toaster/test/test_coverage.rb', line 30

def test_executed?(test_case)
  executed_tests = @test_suite.test_cases
  skip_task_uuids = test_case.skip_task_uuids
  repeat_task_uuids = test_case.repeat_task_uuids
  attrs = test_case.test_attributes

  executed_tests.each do |t|
    # check skip_task_uuids
    if t.skip_task_uuids.eql?(skip_task_uuids)
      # check repeat_task_uuids
      if t.repeat_task_uuids.eql?(repeat_task_uuids)
        # check automation run attributes
        if t.automation_run
          attrs1 = t.automation_run.run_attributes
          if attrs1.eql?(attrs)
            puts "INFO: test case already executed: skip_tasks: #{skip_task_uuids}, repeat_tasks: #{repeat_task_uuids}, attributes: #{attrs}"
            return true
          end
        end
      end
    end
  end
  return false
end

#tests_covering_state(state_node, return_after_first_result = false) ⇒ Object 



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# File 'lib/toaster/test/test_coverage.rb', line 79

def tests_covering_state(state_node, return_after_first_result=false)
  result = Set.new
  executed_tests = @test_suite.test_cases
  pre_task = state_node.preceding_task
  suc_task = state_node.succeeding_task

  executed_tests.each do |test|
    # check if the post-state of the pre-task of the 
    # given state matches for this test execution
    if pre_task
      exec = test.task_execution(pre_task.uuid)
      if exec
        poststate = exec.state_after()
        if state_node.subset_of?(poststate, ["__task_num__"])
          result << test
          return result if return_after_first_result
          next
        end
      end
    end
    # check if the pre-state of the post-task of the 
    # given state matches for this test execution
    if suc_task
      exec = test.task_execution(suc_task.uuid)
      if exec
        prestate = exec.state_before
        if state_node.subset_of?(prestate, ["__task_num__"])
          result << test
          return result if return_after_first_result
        end
      end
    end
  end

  return result
end

#tests_covering_transition(transition_edge, return_after_first_result = false) ⇒ Object 



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# File 'lib/toaster/test/test_coverage.rb', line 116

def tests_covering_transition(transition_edge, return_after_first_result=false)
  result = Set.new
  task = transition_edge.represented_task
  executed_tests = @test_suite.test_cases
  executed_tests.each do |test|
    # check if task has been executed by test case
    if !test.executed_task_uuids().include?(task.uuid)
      next
    end
    exec = test.task_execution(task.uuid)

    # check if the task parameters match the transition condition
    params = exec.get_used_parameters()
    if !transition_edge.matches_parameters?(params)
      next
    end

    # check if the pre-state and post-state match
    prestate = exec.state_before()
    poststate = exec.state_after()
    if !transition_edge.matches_states?(prestate, poststate)
      next
    end

    # all tests passed, add to result
    result << test
    return result if return_after_first_result
  end
end