Convert alt target test to spec.

1 files changed, 79 insertions, 0 deletions

diff --git a/Library/Homebrew/cask/spec/cask/artifact/alt_target_spec.rb b/Library/Homebrew/cask/spec/cask/artifact/alt_target_spec.rb
new file mode 100644
index 000000000..9a57a9878
--- /dev/null
+++ b/Library/Homebrew/cask/spec/cask/artifact/alt_target_spec.rb
@@ -0,0 +1,79 @@
+require "spec_helper"
+
+describe Hbc::Artifact::App do
+  describe "activate to alternate target" do
+    let(:cask) { Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/with-alt-target.rb") }
+
+    let(:install_phase) {
+      -> { Hbc::Artifact::App.new(cask).install_phase }
+    }
+
+    let(:source_path) { cask.staged_path.join("Caffeine.app") }
+    let(:target_path) { Hbc.appdir.join("AnotherName.app") }
+
+    before do
+      InstallHelper.install_without_artifacts(cask)
+    end
+
+    it "installs the given apps using the proper target directory" do
+      expect(source_path).to be_a_directory
+      expect(target_path).not_to exist
+
+      shutup do
+        install_phase.call
+      end
+
+      expect(target_path).to be_a_directory
+      expect(source_path).not_to exist
+    end
+
+    describe "when app is in a subdirectory" do
+      let(:cask) {
+        Hbc::Cask.new("subdir") do
+          url "file://#{TEST_FIXTURE_DIR}/cask/caffeine.zip"
+          homepage "http://example.com/local-caffeine"
+          version "1.2.3"
+          sha256 "67cdb8a02803ef37fdbf7e0be205863172e41a561ca446cd84f0d7ab35a99d94"
+          app "subdir/Caffeine.app", target: "AnotherName.app"
+        end
+      }
+
+      it "installs the given apps using the proper target directory" do
+        appsubdir = cask.staged_path.join("subdir").tap(&:mkpath)
+        FileUtils.mv(source_path, appsubdir)
+
+        shutup do
+          install_phase.call
+        end
+
+        expect(target_path).to be_a_directory
+        expect(appsubdir.join("Caffeine.app")).not_to exist
+      end
+    end
+
+    it "only uses apps when they are specified" do
+      staged_app_copy = source_path.sub("Caffeine.app", "Caffeine Deluxe.app")
+      FileUtils.cp_r source_path, staged_app_copy
+
+      shutup do
+        install_phase.call
+      end
+
+      expect(target_path).to be_a_directory
+      expect(source_path).not_to exist
+
+      expect(Hbc.appdir.join("Caffeine Deluxe.app")).not_to exist
+      expect(cask.staged_path.join("Caffeine Deluxe.app")).to be_a_directory
+    end
+
+    it "avoids clobbering an existing app by moving over it" do
+      target_path.mkpath
+
+      expect(install_phase).to raise_error(Hbc::CaskError, "It seems there is already an App at '#{target_path}'.")
+
+      expect(source_path).to be_a_directory
+      expect(target_path).to be_a_directory
+      expect(File.identical?(source_path, target_path)).to be false
+    end
+  end
+end