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# frozen_string_literal: true
require "pathname"
module QA
module Tools
module Ci
# Determine specific qa specs or paths to execute based on changes
class QaChanges
include Helpers
QA_PATTERN = %r{^qa/}.freeze
SPEC_PATTERN = %r{^qa/qa/specs/features/\S+_spec\.rb}.freeze
DEPENDENCY_PATTERN = Regexp.union(
/_VERSION/,
/Gemfile\.lock/,
/yarn\.lock/,
/Dockerfile\.assets/
)
def initialize(mr_diff, mr_labels, additional_group_spec_list)
@mr_diff = mr_diff
@mr_labels = mr_labels
@additional_group_spec_list = additional_group_spec_list
end
# Specific specs to run
#
# @return [String]
def qa_tests
return if mr_diff.empty? || dependency_changes
# make paths relative to qa directory
return changed_files&.map { |path| path.delete_prefix("qa/") }&.join(" ") if only_spec_changes?
return qa_spec_directories_for_devops_stage&.join(" ") if non_qa_changes? && mr_labels.any?
end
# Qa framework changes
#
# @return [Boolean]
def framework_changes?
return false if mr_diff.empty?
return false if only_spec_changes?
changed_files
# TODO: expand pattern to other non spec paths that shouldn't trigger full suite
.select { |file_path| file_path.match?(QA_PATTERN) && !file_path.match?(SPEC_PATTERN) }
.any?
end
def quarantine_changes?
return false if mr_diff.empty?
return false if mr_diff.any? { |change| change[:new_file] || change[:deleted_file] }
files_count = 0
specs_count = 0
quarantine_specs_count = 0
mr_diff.each do |change|
path = change[:path]
next if File.directory?(File.expand_path("../#{path}", QA::Runtime::Path.qa_root))
files_count += 1
next unless path.match?(SPEC_PATTERN) && path.end_with?('_spec.rb')
specs_count += 1
quarantine_specs_count += 1 if change[:diff].match?(/^\+.*,? quarantine:/)
end
return false if specs_count == 0
return true if quarantine_specs_count == specs_count && quarantine_specs_count == files_count
false
end
private
# @return [Array]
attr_reader :mr_diff
# @return [Array]
attr_reader :mr_labels
# @return [Hash<String, Array<String>>]
attr_reader :additional_group_spec_list
# Are the changed files only qa specs?
#
# @return [Boolean] whether the changes files are only qa specs
def only_spec_changes?
changed_files.all? { |file_path| file_path =~ SPEC_PATTERN }
end
# Are the changed files only outside the qa directory?
#
# @return [Boolean] whether the changes files are outside of qa directory
def non_qa_changes?
changed_files.none? { |file_path| file_path =~ QA_PATTERN }
end
# Extract devops stage from MR labels
#
# @return [String] a devops stage
def devops_stage_from_mr_labels
mr_labels.find { |label| label =~ /^devops::/ }&.delete_prefix('devops::')
end
# Extract group name from MR labels
#
# @return [String] a group name
def group_name_from_mr_labels
mr_labels.find { |label| label =~ /^group::/ }&.delete_prefix('group::')
end
# Get qa spec directories for devops stage
#
# @return [Array] qa spec directories
def qa_spec_directories_for_devops_stage
devops_stage = devops_stage_from_mr_labels
return unless devops_stage
spec_dirs = stage_specs(devops_stage)
grp_name = group_name_from_mr_labels
return spec_dirs if grp_name.nil?
additional_grp_specs = additional_group_spec_list[grp_name]
return spec_dirs if additional_grp_specs.nil?
spec_dirs + stage_specs(*additional_grp_specs)
end
# Changes to gitlab dependencies
#
# @return [Boolean]
def dependency_changes
changed_files.any? { |file| file.match?(DEPENDENCY_PATTERN) }
end
# Change files in merge request
#
# @return [Array<String>]
def changed_files
@changed_files ||= mr_diff.map { |change| change[:path] }
end
# Devops stage specs
#
# @param [Array<String>] devops_stages
# @return [Array]
def stage_specs(*devops_stages)
Dir.glob("qa/specs/**/*/").select { |dir| dir =~ %r{\d+_(#{devops_stages.join('|')})/$} }
end
end
end
end
end
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