110 lines
3.1 KiB
Ruby
110 lines
3.1 KiB
Ruby
# frozen_string_literal: true
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module Ci
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class TestFailureHistoryService
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class Async
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attr_reader :service
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def initialize(service)
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@service = service
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end
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def perform_if_needed
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TestFailureHistoryWorker.perform_async(service.pipeline.id) if service.should_track_failures?
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end
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end
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MAX_TRACKABLE_FAILURES = 200
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attr_reader :pipeline
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delegate :project, to: :pipeline
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def initialize(pipeline)
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@pipeline = pipeline
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end
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def execute
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return unless should_track_failures?
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track_failures
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end
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def should_track_failures?
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return false unless project.default_branch_or_master == pipeline.ref
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# We fetch for up to MAX_TRACKABLE_FAILURES + 1 builds. So if ever we get
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# 201 total number of builds with the assumption that each job has at least
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# 1 failed unit test, then we have at least 201 failed unit tests which exceeds
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# the MAX_TRACKABLE_FAILURES of 200. If this is the case, let's early exit so we
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# don't have to parse each JUnit report of each of the 201 builds.
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failed_builds.length <= MAX_TRACKABLE_FAILURES
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end
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def async
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Async.new(self)
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end
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private
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def failed_builds
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@failed_builds ||= pipeline.builds_with_failed_tests(limit: MAX_TRACKABLE_FAILURES + 1)
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end
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def track_failures
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failed_unit_tests = gather_failed_unit_tests_from_reports(failed_builds)
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return if failed_unit_tests.size > MAX_TRACKABLE_FAILURES
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failed_unit_tests.each_slice(100) do |batch|
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Ci::UnitTest.transaction do
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unit_test_attrs = ci_unit_test_attrs(batch)
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ci_unit_tests = Ci::UnitTest.find_or_create_by_batch(project, unit_test_attrs)
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failures = ci_unit_test_failure_attrs(ci_unit_tests, failed_unit_tests)
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Ci::UnitTestFailure.insert_all(failures)
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end
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end
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end
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def gather_failed_unit_tests_from_reports(failed_builds)
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failed_builds.each_with_object({}) do |build, failed_unit_tests|
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test_suite = generate_test_suite!(build)
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test_suite.failed.each do |key, unit_test|
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failed_unit_tests[key] = {
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build: build, # This will be used in ci_unit_test_failure_attrs
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unit_test: unit_test # This will be used in ci_unit_test_attrs
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}
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end
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end
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end
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def generate_test_suite!(build)
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# Returns an instance of Gitlab::Ci::Reports::TestSuite
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build.collect_test_reports!(Gitlab::Ci::Reports::TestReports.new)
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end
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def ci_unit_test_attrs(batch)
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batch.map do |item|
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unit_test = item.last[:unit_test]
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{
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key_hash: unit_test.key,
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name: unit_test.name,
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suite_name: unit_test.suite_name
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}
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end
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end
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def ci_unit_test_failure_attrs(ci_unit_tests, failed_unit_tests)
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ci_unit_tests.map do |ci_unit_test|
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build = failed_unit_tests[ci_unit_test.key_hash][:build]
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{
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unit_test_id: ci_unit_test.id,
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build_id: build.id,
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failed_at: build.finished_at
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}
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end
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end
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end
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end
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