init

1 files changed, 183 insertions, 0 deletions

diff --git a/Library/Homebrew/cask/test/test_helper.rb b/Library/Homebrew/cask/test/test_helper.rb
new file mode 100644
index 000000000..dfe2484ed
--- /dev/null
+++ b/Library/Homebrew/cask/test/test_helper.rb
@@ -0,0 +1,183 @@
+require "bundler"
+require "bundler/setup"
+require "pathname"
+
+if ENV["COVERAGE"]
+  require "coveralls"
+  Coveralls.wear_merged!
+end
+
+project_root = Pathname.new(File.expand_path("../..", __FILE__))
+
+# add Homebrew to load path
+$LOAD_PATH.unshift(File.expand_path("#{ENV['HOMEBREW_REPOSITORY']}/Library/Homebrew"))
+
+require "global"
+require "extend/pathname"
+
+# add Homebrew-Cask to load path
+$LOAD_PATH.push(project_root.join("lib").to_s)
+
+# force some environment variables
+ENV["HOMEBREW_NO_EMOJI"] = "1"
+ENV["HOMEBREW_CASK_OPTS"] = nil
+
+# TODO: temporary, copied from old Homebrew, this method is now moved inside a class
+def shutup
+  if ENV.key?("VERBOSE_TESTS")
+    yield
+  else
+    begin
+      tmperr = $stderr.clone
+      tmpout = $stdout.clone
+      $stderr.reopen "/dev/null", "w"
+      $stdout.reopen "/dev/null", "w"
+      yield
+    ensure
+      $stderr.reopen tmperr
+      $stdout.reopen tmpout
+    end
+  end
+end
+
+def sudo(*args)
+  %w[/usr/bin/sudo -E --] + Array(args).flatten
+end
+
+TEST_TMPDIR = Dir.mktmpdir("homebrew_cask_tests")
+at_exit do
+  FileUtils.remove_entry(TEST_TMPDIR)
+end
+
+# must be called after testing_env so at_exit hooks are in proper order
+require "minitest/autorun"
+require "minitest/reporters"
+Minitest::Reporters.use! Minitest::Reporters::DefaultReporter.new(color: true)
+
+# Force mocha to patch MiniTest since we have both loaded thanks to homebrew's testing_env
+require "mocha/api"
+require "mocha/integration/mini_test"
+Mocha::Integration::MiniTest.activate
+
+# our baby
+require "hbc"
+
+# override Homebrew locations
+Hbc.homebrew_prefix = Pathname.new(TEST_TMPDIR).join("prefix")
+Hbc.homebrew_repository = Hbc.homebrew_prefix
+
+# Override Tap::TAP_DIRECTORY to use our test Tap directory.
+class Tap
+  send(:remove_const, :TAP_DIRECTORY)
+  TAP_DIRECTORY = Hbc.homebrew_prefix.join("Library", "Taps")
+end
+
+Hbc.default_tap = Tap.fetch("caskroom", "testcasks")
+
+# also jack in some test Casks
+FileUtils.ln_s project_root.join("test", "support"), Tap::TAP_DIRECTORY.join("caskroom").tap(&:mkpath).join("homebrew-testcasks")
+
+# pretend that the caskroom/cask Tap is installed
+FileUtils.ln_s project_root, Tap::TAP_DIRECTORY.join("caskroom").tap(&:mkpath).join("homebrew-cask")
+
+# create cache directory
+Hbc.homebrew_cache = Pathname.new(TEST_TMPDIR).join("cache")
+Hbc.cache.mkpath
+
+# our own testy caskroom
+Hbc.caskroom = Hbc.homebrew_prefix.join("TestCaskroom")
+
+class TestHelper
+  # helpers for test Casks to reference local files easily
+  def self.local_binary_path(name)
+    File.expand_path(File.join(File.dirname(__FILE__), "support", "binaries", name))
+  end
+
+  def self.local_binary_url(name)
+    "file://" + local_binary_path(name)
+  end
+
+  def self.test_cask
+    @test_cask ||= Hbc.load("basic-cask")
+  end
+
+  def self.fake_fetcher
+    Hbc::FakeFetcher
+  end
+
+  def self.fake_response_for(*args)
+    Hbc::FakeFetcher.fake_response_for(*args)
+  end
+
+  def self.must_output(test, lambda, expected = nil)
+    out, err = test.capture_subprocess_io do
+      lambda.call
+    end
+
+    if block_given?
+      yield (out + err).chomp
+    elsif expected.is_a?(Regexp)
+      (out + err).chomp.must_match expected
+    else
+      (out + err).chomp.must_equal expected.gsub(%r{^ *}, "")
+    end
+  end
+
+  def self.valid_alias?(candidate)
+    return false unless candidate.symlink?
+    candidate.readlink.exist?
+  end
+
+  def self.install_without_artifacts(cask)
+    Hbc::Installer.new(cask).tap do |i|
+      shutup do
+        i.download
+        i.extract_primary_container
+      end
+    end
+  end
+
+  def self.install_with_caskfile(cask)
+    Hbc::Installer.new(cask).tap do |i|
+      shutup do
+        i.save_caskfile
+      end
+    end
+  end
+
+  def self.install_without_artifacts_with_caskfile(cask)
+    Hbc::Installer.new(cask).tap do |i|
+      shutup do
+        i.download
+        i.extract_primary_container
+        i.save_caskfile
+      end
+    end
+  end
+end
+
+# Extend MiniTest API with support for RSpec-style shared examples
+require "support/shared_examples"
+require "support/shared_examples/dsl_base.rb"
+require "support/shared_examples/staged.rb"
+
+require "support/fake_fetcher"
+require "support/fake_dirs"
+require "support/fake_system_command"
+require "support/cleanup"
+require "support/never_sudo_system_command"
+require "tmpdir"
+require "tempfile"
+
+# create directories
+FileUtils.mkdir_p Hbc.homebrew_prefix.join("bin")
+
+# Common superclass for test Casks for when we need to filter them out
+class Hbc::TestCask < Hbc::Cask; end
+
+# jack in some optional utilities
+FileUtils.ln_s "/usr/local/bin/cabextract", Hbc.homebrew_prefix.join("bin/cabextract")
+FileUtils.ln_s "/usr/local/bin/unar", Hbc.homebrew_prefix.join("bin/unar")
+FileUtils.ln_s "/usr/local/bin/unlzma", Hbc.homebrew_prefix.join("bin/unlzma")
+FileUtils.ln_s "/usr/local/bin/unxz", Hbc.homebrew_prefix.join("bin/unxz")
+FileUtils.ln_s "/usr/local/bin/lsar", Hbc.homebrew_prefix.join("bin/lsar")