Make Cask tests work without tapping caskroom/cask.

Library/Homebrew/cask/lib/hbc/locations.rb

@@ -15,6 +15,8 @@ def default_caskroom
         @default_caskroom ||= HOMEBREW_PREFIX.join("Caskroom")
       end
 
+      attr_writer :caskroom
+
       def caskroom
         @caskroom ||= begin
           if Utils.path_occupied?(legacy_caskroom)
@@ -36,14 +38,12 @@ def caskroom
         end
       end
 
-      def caskroom=(caskroom)
-        @caskroom = caskroom
-      end
-
       def legacy_cache
         @legacy_cache ||= HOMEBREW_CACHE.join("Casks")
       end
 
+      attr_writer :cache
+
       def cache
         @cache ||= HOMEBREW_CACHE.join("Cask")
       end

Library/Homebrew/cask/spec/cask/cask_spec.rb

@@ -22,43 +22,43 @@
   end
 
   describe "load" do
-    let(:hbc_relative_tap_path) { "../../Taps/caskroom/homebrew-cask" }
+    let(:tap_path) { Hbc.default_tap.path }
+    let(:file_dirname) { Pathname.new(__FILE__).dirname }
+    let(:relative_tap_path) { tap_path.relative_path_from(file_dirname) }
 
     it "returns an instance of the Cask for the given token" do
-      c = Hbc.load("adium")
+      c = Hbc.load("local-caffeine")
       expect(c).to be_kind_of(Hbc::Cask)
-      expect(c.token).to eq("adium")
+      expect(c.token).to eq("local-caffeine")
     end
 
     it "returns an instance of the Cask from a specific file location" do
-      location = File.expand_path(hbc_relative_tap_path + "/Casks/dia.rb")
-      c = Hbc.load(location)
+      c = Hbc.load("#{tap_path}/Casks/local-caffeine.rb")
       expect(c).to be_kind_of(Hbc::Cask)
-      expect(c.token).to eq("dia")
+      expect(c.token).to eq("local-caffeine")
     end
 
     it "returns an instance of the Cask from a url" do
-      url = "file://" + File.expand_path(hbc_relative_tap_path + "/Casks/dia.rb")
       c = shutup do
-        Hbc.load(url)
+        Hbc.load("file://#{tap_path}/Casks/local-caffeine.rb")
       end
       expect(c).to be_kind_of(Hbc::Cask)
-      expect(c.token).to eq("dia")
+      expect(c.token).to eq("local-caffeine")
     end
 
     it "raises an error when failing to download a Cask from a url" do
       expect {
-        url = "file://" + File.expand_path(hbc_relative_tap_path + "/Casks/notacask.rb")
+        url = "file://#{tap_path}/Casks/notacask.rb"
         shutup do
           Hbc.load(url)
         end
       }.to raise_error(Hbc::CaskUnavailableError)
     end
 
     it "returns an instance of the Cask from a relative file location" do
-      c = Hbc.load(hbc_relative_tap_path + "/Casks/bbedit.rb")
+      c = Hbc.load(relative_tap_path/"Casks/local-caffeine.rb")
       expect(c).to be_kind_of(Hbc::Cask)
-      expect(c.token).to eq("bbedit")
+      expect(c.token).to eq("local-caffeine")
     end
 
     it "uses exact match when loading by token" do
@@ -83,7 +83,7 @@
 
   describe "metadata" do
     it "proposes a versioned metadata directory name for each instance" do
-      cask_token = "adium"
+      cask_token = "local-caffeine"
       c = Hbc.load(cask_token)
       metadata_path = Hbc.caskroom.join(cask_token, ".metadata", c.version)
       expect(c.metadata_versioned_container_path.to_s).to eq(metadata_path.to_s)

Library/Homebrew/cask/spec/cask/cli/install_spec.rb

@@ -64,21 +64,21 @@
   it "returns a suggestion for a misspelled Cask" do
     expect {
       begin
-        Hbc::CLI::Install.run("googlechrome")
+        Hbc::CLI::Install.run("localcaffeine")
       rescue Hbc::CaskError
         nil
       end
-    }.to output(/No available Cask for googlechrome\. Did you mean:\ngoogle-chrome/).to_stderr
+    }.to output(/No available Cask for localcaffeine\. Did you mean:\nlocal-caffeine/).to_stderr
   end
 
   it "returns multiple suggestions for a Cask fragment" do
     expect {
       begin
-        Hbc::CLI::Install.run("google")
+        Hbc::CLI::Install.run("local-caf")
       rescue Hbc::CaskError
         nil
       end
-    }.to output(/No available Cask for google\. Did you mean one of:\ngoogle/).to_stderr
+    }.to output(/No available Cask for local-caf\. Did you mean one of:\nlocal-caffeine/).to_stderr
   end
 
   describe "when no Cask is specified" do

Library/Homebrew/cask/spec/cask/cli/search_spec.rb

@@ -3,11 +3,11 @@
 describe Hbc::CLI::Search do
   it "lists the available Casks that match the search term" do
     expect {
-      Hbc::CLI::Search.run("photoshop")
+      Hbc::CLI::Search.run("local")
     }.to output(<<-EOS.undent).to_stdout
       ==> Partial matches
-      adobe-photoshop-cc
-      adobe-photoshop-lightroom
+      local-caffeine
+      local-transmission
     EOS
   end
 
@@ -20,37 +20,37 @@
   it "lists all available Casks with no search term" do
     expect {
       Hbc::CLI::Search.run
-    }.to output(/google-chrome/).to_stdout
+    }.to output(/local-caffeine/).to_stdout
   end
 
   it "ignores hyphens in search terms" do
     expect {
-      Hbc::CLI::Search.run("goo-gle-chrome")
-    }.to output(/google-chrome/).to_stdout
+      Hbc::CLI::Search.run("lo-cal-caffeine")
+    }.to output(/local-caffeine/).to_stdout
   end
 
   it "ignores hyphens in Cask tokens" do
     expect {
-      Hbc::CLI::Search.run("googlechrome")
-    }.to output(/google-chrome/).to_stdout
+      Hbc::CLI::Search.run("localcaffeine")
+    }.to output(/local-caffeine/).to_stdout
   end
 
   it "accepts multiple arguments" do
     expect {
-      Hbc::CLI::Search.run("google chrome")
-    }.to output(/google-chrome/).to_stdout
+      Hbc::CLI::Search.run("local caffeine")
+    }.to output(/local-caffeine/).to_stdout
   end
 
   it "accepts a regexp argument" do
     expect {
-      Hbc::CLI::Search.run("/^google-c[a-z]rome$/")
-    }.to output("==> Regexp matches\ngoogle-chrome\n").to_stdout
+      Hbc::CLI::Search.run("/^local-c[a-z]ffeine$/")
+    }.to output("==> Regexp matches\nlocal-caffeine\n").to_stdout
   end
 
   it "Returns both exact and partial matches" do
     expect {
-      Hbc::CLI::Search.run("mnemosyne")
-    }.to output(/^==> Exact match\nmnemosyne\n==> Partial matches\nsubclassed-mnemosyne/).to_stdout
+      Hbc::CLI::Search.run("test-opera")
+    }.to output(/^==> Exact match\ntest-opera\n==> Partial matches\ntest-opera-mail/).to_stdout
   end
 
   it "does not search the Tap name" do

Library/Homebrew/cask/spec/cask/cli/uninstall_spec.rb

@@ -9,13 +9,13 @@
 
   it "shows an error when a Cask is provided that's not installed" do
     expect {
-      Hbc::CLI::Uninstall.run("anvil")
+      Hbc::CLI::Uninstall.run("local-caffeine")
     }.to raise_error(Hbc::CaskNotInstalledError)
   end
 
   it "tries anyway on a non-present Cask when --force is given" do
     expect {
-      Hbc::CLI::Uninstall.run("anvil", "--force")
+      Hbc::CLI::Uninstall.run("local-caffeine", "--force")
     }.not_to raise_error
   end
 

Library/Homebrew/cask/spec/spec_helper.rb

@@ -1,4 +1,3 @@
-require "pathname"
 require "rspec/its"
 require "rspec/wait"
 
@@ -22,21 +21,16 @@
 require "hbc"
 
 # create and override default directories
-Hbc.appdir = Pathname.new(TEST_TMPDIR).join("Applications").tap(&:mkpath)
-Hbc.cache.mkpath
-Hbc.caskroom = Hbc.default_caskroom.tap(&:mkpath)
 Hbc.default_tap = Tap.fetch("caskroom", "spec").tap do |tap|
   # link test casks
   FileUtils.mkdir_p tap.path.dirname
   FileUtils.ln_s TEST_FIXTURE_DIR.join("cask"), tap.path
 end
 
-# pretend that the caskroom/cask Tap is installed
-FileUtils.ln_s Pathname.new(ENV["HOMEBREW_LIBRARY"]).join("Taps", "caskroom", "homebrew-cask"), Tap.fetch("caskroom", "cask").path
-
 HOMEBREW_CASK_DIRS = [
   :appdir,
   :caskroom,
+  :cache,
   :prefpanedir,
   :qlplugindir,
   :servicedir,