Class: TestRunComparer

Inherits:
Object
  • Object
show all
Defined in:
app/interactors/test_run_comparer.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(test_run1, test_run2) ⇒ TestRunComparer

Returns a new instance of TestRunComparer.



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# File 'app/interactors/test_run_comparer.rb', line 8

def initialize(test_run1, test_run2)
  @test_run1 = test_run1
  @test_run2 = test_run2
end

Instance Attribute Details

#test_run1 ⇒ Object (readonly)

Returns the value of attribute test_run1.



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# File 'app/interactors/test_run_comparer.rb', line 2

def test_run1
  @test_run1
end

#test_run2 ⇒ Object (readonly)

Returns the value of attribute test_run2.



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# File 'app/interactors/test_run_comparer.rb', line 2

def test_run2
  @test_run2
end

Class Method Details

.compare!(test_run1, test_run2) ⇒ Object 



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# File 'app/interactors/test_run_comparer.rb', line 4

def self.compare!(test_run1, test_run2)
  self.new(test_run1, test_run2).compare!
end

Instance Method Details

#compare! ⇒ Object 



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# File 'app/interactors/test_run_comparer.rb', line 13

def compare!
  return if test_run1.completed_without_running_tests? ||
            test_run2.completed_without_running_tests?

  TestRun.transaction do
    each_comparison do |result_id, status1, status2|
      if status1.nil?
        TestResult.where(id: result_id).update_all(different: false, new_test: true)
      elsif status1 == status2
        TestResult.where(id: result_id).update_all(different: false, new_test: false)
      else
        TestResult.where(id: result_id).update_all(different: true, new_test: false)
      end
    end

    test_run2.update_attribute :compared, true

    Houston.observer.fire "test_run:compared", test_run2
  end
end

#each_comparison(&block) ⇒ Object 



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# File 'app/interactors/test_run_comparer.rb', line 34

def each_comparison(&block)
  Test.connection.select_all(<<-SQL).rows.each(&block)
  SELECT
    test_results2.id,
    test_results1.status,
    test_results2.status
  FROM (SELECT * FROM test_results WHERE test_run_id=#{test_run2.id}) "test_results2"
  LEFT OUTER JOIN (SELECT * FROM test_results WHERE test_run_id=#{test_run1.id}) "test_results1"
    ON test_results1.test_id=test_results2.test_id
  SQL
end