Homebrew formula for installing Flank

Flank.rb

class Flank < Formula
  desc "Massively parallel Android and iOS test runner for Firebase Test Lab"
  homepage "https://firebase.community/"
  url "https://github.com/Flank/flank/releases/download/v20.06.2/flank.jar"
  sha256 "2aa7e5e5fc83396fa95a2f41341a39d07ee289289e67bdfea874fd5e521777b9"

  bottle :unneeded

  depends_on "openjdk"

  def install
    libexec.install "flank.jar"
    (bin/"flank").write <<~EOS
      #!/usr/bin/env sh
      exec "#{Formula["openjdk"].opt_bin}/java" -jar "#{libexec}/flank.jar" "$@"
    EOS
  end

  test do
    expected = <<~EOS
      version: v20.06.2
      revision: 08de9c3f4f8ee1ecc3684ecb06391b8521a08f4d

    EOS
    assert_equal expected, shell_output("#{bin}/flank -v")
  end
end