Convert Install test to spec.

2 files changed, 112 insertions, 0 deletions

diff --git a/Library/Homebrew/cask/spec/cask/cli/install_spec.rb b/Library/Homebrew/cask/spec/cask/cli/install_spec.rb
new file mode 100644
index 000000000..07aa78aa3
--- /dev/null
+++ b/Library/Homebrew/cask/spec/cask/cli/install_spec.rb
@@ -0,0 +1,109 @@
+require "spec_helper"
+
+describe Hbc::CLI::Install do
+  it "allows staging and activation of multiple Casks at once" do
+    shutup do
+      Hbc::CLI::Install.run("local-transmission", "local-caffeine")
+    end
+
+    expect(Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/local-transmission.rb")).to be_installed
+    expect(Hbc.appdir.join("Transmission.app")).to be_a_directory
+    expect(Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/local-caffeine.rb")).to be_installed
+    expect(Hbc.appdir.join("Caffeine.app")).to be_a_directory
+  end
+
+  it "skips double install (without nuking existing installation)" do
+    shutup do
+      Hbc::CLI::Install.run("local-transmission")
+    end
+    shutup do
+      Hbc::CLI::Install.run("local-transmission")
+    end
+    expect(Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/local-transmission.rb")).to be_installed
+  end
+
+  it "prints a warning message on double install" do
+    shutup do
+      Hbc::CLI::Install.run("local-transmission")
+    end
+
+    expect {
+      Hbc::CLI::Install.run("local-transmission", "")
+    }.to output(/Warning: A Cask for local-transmission is already installed./).to_stderr
+  end
+
+  it "allows double install with --force" do
+    shutup do
+      Hbc::CLI::Install.run("local-transmission")
+    end
+
+    expect {
+      expect {
+        Hbc::CLI::Install.run("local-transmission", "--force")
+      }.to output(/It seems there is already an App at.*overwriting\./).to_stderr
+    }.to output(/local-transmission was successfully installed!/).to_stdout
+  end
+
+  it "skips dependencies with --skip-cask-deps" do
+    shutup do
+      Hbc::CLI::Install.run("with-depends-on-cask-multiple", "--skip-cask-deps")
+    end
+    expect(Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/with-depends-on-cask-multiple.rb")).to be_installed
+    expect(Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/local-caffeine.rb")).not_to be_installed
+    expect(Hbc::CaskLoader.load_from_file(TEST_FIXTURE_DIR/"cask/Casks/local-transmission.rb")).not_to be_installed
+  end
+
+  it "properly handles Casks that are not present" do
+    expect {
+      shutup do
+        Hbc::CLI::Install.run("notacask")
+      end
+    }.to raise_error(Hbc::CaskError)
+  end
+
+  it "returns a suggestion for a misspelled Cask" do
+    expect {
+      begin
+        Hbc::CLI::Install.run("googlechrome")
+      rescue Hbc::CaskError
+        nil
+      end
+    }.to output(/No available Cask for googlechrome\. Did you mean:\ngoogle-chrome/).to_stderr
+  end
+
+  it "returns multiple suggestions for a Cask fragment" do
+    expect {
+      begin
+        Hbc::CLI::Install.run("google")
+      rescue Hbc::CaskError
+        nil
+      end
+    }.to output(/No available Cask for google\. Did you mean one of:\ngoogle/).to_stderr
+  end
+
+  describe "when no Cask is specified" do
+    with_options = lambda do |options|
+      it "raises an exception" do
+        expect {
+          Hbc::CLI::Install.run(*options)
+        }.to raise_error(Hbc::CaskUnspecifiedError)
+      end
+    end
+
+    describe "without options" do
+      with_options.call([])
+    end
+
+    describe "with --force" do
+      with_options.call(["--force"])
+    end
+
+    describe "with --skip-cask-deps" do
+      with_options.call(["--skip-cask-deps"])
+    end
+
+    describe "with an invalid option" do
+      with_options.call(["--notavalidoption"])
+    end
+  end
+end
diff --git a/Library/Homebrew/cask/spec/spec_helper.rb b/Library/Homebrew/cask/spec/spec_helper.rb
index d9f29c828..059d13a3a 100644
--- a/Library/Homebrew/cask/spec/spec_helper.rb
+++ b/Library/Homebrew/cask/spec/spec_helper.rb
@@ -31,6 +31,9 @@ Hbc.default_tap = Tap.fetch("caskroom", "spec").tap do |tap|
   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
+
 RSpec.configure do |config|
   config.order = :random
   config.include(Test::Helper::Shutup)