Class: Datadog::CI::TestVisibility::Context

Inherits:
Object
  • Object
show all
Defined in:
lib/datadog/ci/test_visibility/context.rb

Overview

Manages current in-memory context for test visibility (such as active test session, suite, test, etc.). Its responsibility includes building domain models for test visibility as well. Internally it uses Datadog::Tracing module to create spans.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(test_visibility_component:) ⇒ Context

Returns a new instance of Context.



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# File 'lib/datadog/ci/test_visibility/context.rb', line 33

def initialize(test_visibility_component:)
  @test_visibility_component = test_visibility_component

  @fiber_local_context = Store::FiberLocal.new
  @process_context = Store::Process.new

  @mutex = Mutex.new

  @total_tests_count = 0
  @tests_skipped_by_tia_count = 0
end

Instance Attribute Details

#tests_skipped_by_tia_count ⇒ Object (readonly)

Returns the value of attribute tests_skipped_by_tia_count.



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# File 'lib/datadog/ci/test_visibility/context.rb', line 31

def tests_skipped_by_tia_count
  @tests_skipped_by_tia_count
end

#total_tests_count ⇒ Object (readonly)

Returns the value of attribute total_tests_count.



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# File 'lib/datadog/ci/test_visibility/context.rb', line 31

def total_tests_count
  @total_tests_count
end

Instance Method Details

#active_span ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 149

def active_span
  tracer_span = Datadog::Tracing.active_span
  Span.new(tracer_span) if tracer_span
end

#active_test ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 154

def active_test
  @fiber_local_context.active_test
end

#active_test_module ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 162

def active_test_module
  @process_context.active_test_module
end

#active_test_session ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 158

def active_test_session
  @process_context.active_test_session
end

#active_test_suite(test_suite_name) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 166

def active_test_suite(test_suite_name)
  @process_context.active_test_suite(test_suite_name)
end

#deactivate_test ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 178

def deactivate_test
  @fiber_local_context.deactivate_test
end

#deactivate_test_module ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 186

def deactivate_test_module
  @process_context.deactivate_test_module!
end

#deactivate_test_session ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 182

def deactivate_test_session
  @process_context.deactivate_test_session!
end

#deactivate_test_suite(test_suite_name) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 190

def deactivate_test_suite(test_suite_name)
  @process_context.deactivate_test_suite!(test_suite_name)
end

#incr_tests_skipped_by_tia_count ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 198

def incr_tests_skipped_by_tia_count
  @mutex.synchronize { @tests_skipped_by_tia_count += 1 }
end

#incr_total_tests_count ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 194

def incr_total_tests_count
  @mutex.synchronize { @total_tests_count += 1 }
end

#single_active_test_suite ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 170

def single_active_test_suite
  @process_context.fetch_single_test_suite
end

#start_test_module(test_module_name, service: nil, tags: {}) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 61

def start_test_module(test_module_name, service: nil, tags: {})
  @process_context.fetch_or_activate_test_module do
    set_inherited_globals(tags)
    set_session_context(tags)

    tracer_span = start_datadog_tracer_span(
      test_module_name, build_tracing_span_options(service, Ext::AppTypes::TYPE_TEST_MODULE)
    )
    set_module_context(tags, tracer_span)

    test_module = build_test_module(tracer_span, tags)

    Telemetry.event_created(test_module)

    test_module
  end
end

#start_test_session(service: nil, tags: {}) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 45

def start_test_session(service: nil, tags: {})
  @process_context.fetch_or_activate_test_session do
    tracer_span = start_datadog_tracer_span(
      "test.session", build_tracing_span_options(service, Ext::AppTypes::TYPE_TEST_SESSION)
    )
    set_session_context(tags, tracer_span)

    test_session = build_test_session(tracer_span, tags)

    Telemetry.test_session_started(test_session)
    Telemetry.event_created(test_session)

    test_session
  end
end

#start_test_suite(test_suite_name, service: nil, tags: {}) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 79

def start_test_suite(test_suite_name, service: nil, tags: {})
  @process_context.fetch_or_activate_test_suite(test_suite_name) do
    set_inherited_globals(tags)
    set_session_context(tags)
    set_module_context(tags)

    tracer_span = start_datadog_tracer_span(
      test_suite_name, build_tracing_span_options(service, Ext::AppTypes::TYPE_TEST_SUITE)
    )
    set_suite_context(tags, test_suite: tracer_span)

    test_suite = build_test_suite(tracer_span, tags)

    Telemetry.event_created(test_suite)

    test_suite
  end
end

#stop_all_test_suites ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 174

def stop_all_test_suites
  @process_context.stop_all_test_suites
end

#trace(span_name, type: "span", tags: {}, &block) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 131

def trace(span_name, type: "span", tags: {}, &block)
  span_options = build_tracing_span_options(
    nil, # service name is completely optional for custom spans
    type,
    {resource: span_name}
  )

  if block
    start_datadog_tracer_span(span_name, span_options) do |tracer_span|
      block.call(build_span(tracer_span, tags))
    end
  else
    tracer_span = start_datadog_tracer_span(span_name, span_options)

    build_span(tracer_span, tags)
  end
end

#trace_test(test_name, test_suite, service: nil, tags: {}, &block) ⇒ Object 



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# File 'lib/datadog/ci/test_visibility/context.rb', line 98

def trace_test(test_name, test_suite, service: nil, tags: {}, &block)
  set_inherited_globals(tags)
  set_session_context(tags)
  set_module_context(tags)
  set_suite_context(tags, test_suite: test_suite)

  tags[Ext::Test::TAG_NAME] = test_name
  tags[Ext::Test::TAG_TYPE] ||= Ext::Test::Type::TEST

  span_options = build_tracing_span_options(
    service,
    Ext::AppTypes::TYPE_TEST,
    # :resource is needed for the agent APM protocol to work correctly (for older agent versions)
    # :continue_from is required to start a new trace for each test
    {resource: test_name, continue_from: Datadog::Tracing::TraceDigest.new}
  )

  if block
    start_datadog_tracer_span(test_name, span_options) do |tracer_span|
      test = build_test(tracer_span, tags)

      @fiber_local_context.activate_test(test) do
        block.call(test)
      end
    end
  else
    tracer_span = start_datadog_tracer_span(test_name, span_options)
    test = build_test(tracer_span, tags)
    @fiber_local_context.activate_test(test)
    test
  end
end