mirror of
https://github.com/nextcloud/android.git
synced 2024-12-11 08:43:32 +03:00
199 lines
6.4 KiB
Ruby
199 lines
6.4 KiB
Ruby
## Script from https://github.com/tir38/android-lint-entropy-reducer at 07.05.2017
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# adapts to drone, use git username / token as parameter
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Encoding.default_external = Encoding::UTF_8
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Encoding.default_internal = Encoding::UTF_8
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puts "=================== starting Android Lint Entropy Reducer ===================="
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# get args
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git_user, git_token, git_branch = ARGV
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# ======================== SETUP ============================
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# User name for git commits made by this script.
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TRAVIS_GIT_USERNAME = String.new("Drone CI server")
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# File name and relative path of generated Lint report. Must match build.gradle file:
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# lintOptions {
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# htmlOutput file("[FILE_NAME].html")
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# }
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LINT_REPORT_FILE = String.new("build/reports/lint/lint.html")
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# File name and relative path of previous results of this script.
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PREVIOUS_LINT_RESULTS_FILE=String.new("scripts/analysis/lint-results.txt")
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# Flag to evaluate warnings. true = check warnings; false = ignore warnings
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CHECK_WARNINGS = true
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# File name and relative path to custom lint rules; Can be null or "".
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CUSTOM_LINT_FILE = String.new("")
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# ================ SETUP DONE; DON'T TOUCH ANYTHING BELOW ================
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require 'fileutils'
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require 'pathname'
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require 'open3'
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# since we need the xml-simple gem, and we want this script self-contained, let's grab it just when we need it
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begin
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gem "xml-simple"
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rescue LoadError
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system("gem install xml-simple")
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Gem.clear_paths
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end
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require 'xmlsimple'
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# add custom Lint jar
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if !CUSTOM_LINT_FILE.nil? &&
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CUSTOM_LINT_FILE.length > 0
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ENV["ANDROID_LINT_JARS"] = Dir.pwd + "/" + CUSTOM_LINT_FILE
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puts "adding custom lint rules to default set: "
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puts ENV["ANDROID_LINT_JARS"]
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end
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# run Lint
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puts "running Lint..."
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system './gradlew clean lint'
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# confirm that Lint ran w/out error
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result = $?.to_i
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if result != 0
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puts "FAIL: failed to run ./gradlew clean lint"
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exit 1
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end
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# find Lint report file
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lint_reports = Dir.glob(LINT_REPORT_FILE)
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if lint_reports.length == 0
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puts "Lint HTML report not found."
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exit 1
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end
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lint_report = String.new(lint_reports[0])
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# find error/warning count string in HTML report
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error_warning_string = ""
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File.open lint_report do |file|
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error_warning_string = file.find { |line| line =~ /([0-9]* error[s]? and )?[0-9]* warning[s]?/ }
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end
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# find number of errors
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error_string = error_warning_string.match(/[0-9]* error[s]?/)
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if (error_string.nil?)
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current_error_count = 0
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else
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current_error_count = error_string[0].match(/[0-9]*/)[0].to_i
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end
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puts "found errors: " + current_error_count.to_s
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# find number of warnings
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if CHECK_WARNINGS == true
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warning_string = error_warning_string.match(/[0-9]* warning[s]?/)[0]
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current_warning_count = warning_string.match(/[0-9]*/)[0].to_i
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puts "found warnings: " + current_warning_count.to_s
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end
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# get previous error and warning counts from last successful build
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previous_results = false
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previous_lint_reports = Dir.glob(PREVIOUS_LINT_RESULTS_FILE)
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if previous_lint_reports.nil? ||
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previous_lint_reports.length == 0
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previous_lint_report = File.new(PREVIOUS_LINT_RESULTS_FILE, "w") # create for writing to later
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else
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previous_lint_report = String.new(previous_lint_reports[0])
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previous_error_warning_string = ""
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File.open previous_lint_report do |file|
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previous_error_warning_string = file.find { |line| line =~ /([0-9]* error[s]? and )?[0-9]* warning[s]?/ }
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end
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unless previous_error_warning_string.nil?
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previous_results = true
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previous_error_string = previous_error_warning_string.match(/[0-9]* error[s]?/)
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if previous_error_string.nil?
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previous_error_string = "0 errors"
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else
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previous_error_string = previous_error_string[0]
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end
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previous_error_count = previous_error_string.match(/[0-9]*/)[0].to_i
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puts "previous errors: " + previous_error_count.to_s
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if CHECK_WARNINGS == true
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previous_warning_string = previous_error_warning_string.match(/[0-9]* warning[s]?/)
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if previous_warning_string.nil?
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previous_warning_string = "0 warnings"
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else
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previous_warning_string = previous_warning_string[0]
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end
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previous_warning_count = previous_warning_string.match(/[0-9]*/)[0].to_i
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puts "previous warnings: " + previous_warning_count.to_s
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end
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end
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end
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# compare previous error count with current error count
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if previous_results == true &&
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current_error_count > previous_error_count
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puts "FAIL: error count increased"
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exit 1
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end
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# compare previous warning count with current warning count
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if CHECK_WARNINGS == true &&
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previous_results == true &&
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current_warning_count > previous_warning_count
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puts "FAIL: warning count increased"
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exit 1
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end
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# check if warning and error count stayed the same
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if previous_results == true &&
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current_error_count == previous_error_count &&
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current_warning_count == previous_warning_count
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puts "SUCCESS: count stayed the same"
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exit 2
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end
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# either error count or warning count DECREASED
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# write new results to file (will overwrite existing, or create new)
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File.write(previous_lint_report, "DO NOT TOUCH; GENERATED BY DRONE\n" + error_warning_string)
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# push changes to github (if this script is run locally, we don't want to overwrite git username and email, so save temporarily)
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previous_git_username, _ = Open3.capture2('git config user.name')
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previous_git_username = previous_git_username.strip
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previous_git_email, _ = Open3.capture3('git config user.email')
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previous_git_email = previous_git_email.strip
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# update git user name and email for this script
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system ("git config --local user.name '" + git_user + "'")
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system ("git config --local user.email '.'") # set email blank
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system ("git remote rm origin")
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system ("git remote add origin https://" + git_user + ":" + git_token + "@github.com/nextcloud/android")
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# add previous Lint result file to git
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system ('git add ' + PREVIOUS_LINT_RESULTS_FILE)
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# commit changes; Add "skip ci" so that we don't accidentally trigger another Drone build
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system ('git commit -m "Drone: update Lint results to reflect reduced error/warning count [skip ci]" ')
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# push to origin
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system ('git push origin HEAD:' + git_branch)
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# restore previous git user name and email
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system("git config --local user.name '#{previous_git_username}'")
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system("git config --local user.email '#{previous_git_email}'")
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puts "SUCCESS: count was reduced"
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exit 0 # success
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