Class: Testcube::BuildEnv

Inherits:
Object
  • Object
show all
Defined in:
lib/testcube/build_env.rb

Class Method Summary collapse

Class Method Details

.branch ⇒ Object

TODO: Add support for other CI systems



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# File 'lib/testcube/build_env.rb', line 16

def self.branch
  ENV['BUILDKITE_BRANCH'] || git('rev-parse --abbrev-ref HEAD')
end

.build_url ⇒ Object 



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# File 'lib/testcube/build_env.rb', line 20

def self.build_url
  ENV['BUILDKITE_BUILD_URL']
end

.current ⇒ Object 



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# File 'lib/testcube/build_env.rb', line 5

def self.current
  # TODO could also get some of this data from github api
  {
    branch: branch,
    build_url: build_url,
    head: parse_from_git('HEAD'),
    merge_base: parse_from_git(merge_base)
  }
end

.git(cmd) ⇒ Object 



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# File 'lib/testcube/build_env.rb', line 42

def self.git(cmd)
  `git #{cmd}`.strip
rescue Errno::ENOENT
  nil
end

.merge_base ⇒ Object 



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# File 'lib/testcube/build_env.rb', line 38

def self.merge_base
  git("merge-base HEAD master")
end

.parse_from_git(sha) ⇒ Object 



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# File 'lib/testcube/build_env.rb', line 24

def self.parse_from_git(sha)
  out = git("show #{sha} --no-patch")
  return {} if !out

  # TODO: dont rescue nil
  return {
    sha: (out.match(/commit ([0-9a-f]+)\n/)[1] rescue nil),
    author: (out.match(/Author: (.*?) <(.*)>\n/)[1] rescue nil),
    ts: (Time.parse(out.match(/Date: (.*?)\n/)[1].strip).to_i rescue nil),
    author_email: (out.match(/Author: (.*?) <(.*)>\n/)[2] rescue nil),
    message: (out.lines[3..(out.lines.length)].find { |l| l.strip.length > 0 }.strip[0..50] rescue nil)
  }
end