Convert postflight test to spec.

1 files changed, 143 insertions, 0 deletions

diff --git a/Library/Homebrew/cask/spec/support/shared_examples/staged.rb b/Library/Homebrew/cask/spec/support/shared_examples/staged.rb
new file mode 100644
index 000000000..f791696ac
--- /dev/null
+++ b/Library/Homebrew/cask/spec/support/shared_examples/staged.rb
@@ -0,0 +1,143 @@
+require "spec_helper"
+
+require "hbc/staged"
+
+shared_examples Hbc::Staged do
+  let(:fake_pathname_exists) {
+    fake_pathname = Pathname.new("/path/to/file/that/exists")
+    allow(fake_pathname).to receive(:exist?).and_return(true)
+    allow(fake_pathname).to receive(:expand_path).and_return(fake_pathname)
+    fake_pathname
+  }
+
+  let(:fake_pathname_does_not_exist) {
+    fake_pathname = Pathname.new("/path/to/file/that/does/not/exist")
+    allow(fake_pathname).to receive(:exist?).and_return(false)
+    allow(fake_pathname).to receive(:expand_path).and_return(fake_pathname)
+    fake_pathname
+  }
+
+  it "can run system commands with list-form arguments" do
+    Hbc::FakeSystemCommand.expects_command(
+      ["echo", "homebrew-cask", "rocks!"]
+    )
+
+    shutup do
+      staged.system_command("echo", args: ["homebrew-cask", "rocks!"])
+    end
+  end
+
+  it "can get the Info.plist file for the primary app" do
+    expect(staged.info_plist_file.to_s).to include Hbc.appdir.join("TestCask.app/Contents/Info.plist")
+  end
+
+  it "can execute commands on the Info.plist file" do
+    allow(staged).to receive(:bundle_identifier).and_return("com.example.BasicCask")
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/usr/libexec/PlistBuddy", "-c", "Print CFBundleIdentifier", staged.info_plist_file]
+    )
+
+    shutup do
+      staged.plist_exec("Print CFBundleIdentifier")
+    end
+  end
+
+  it "can set a key in the Info.plist file" do
+    allow(staged).to receive(:bundle_identifier).and_return("com.example.BasicCask")
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/usr/libexec/PlistBuddy", "-c", "Set :JVMOptions:JVMVersion 1.6+", staged.info_plist_file]
+    )
+
+    shutup do
+      staged.plist_set(":JVMOptions:JVMVersion", "1.6+")
+    end
+  end
+
+  it "can set the permissions of a file" do
+    fake_pathname = fake_pathname_exists
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/bin/chmod", "-R", "--", "777", fake_pathname]
+    )
+
+    shutup do
+      staged.set_permissions(fake_pathname.to_s, "777")
+    end
+  end
+
+  it "can set the permissions of multiple files" do
+    fake_pathname = fake_pathname_exists
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/bin/chmod", "-R", "--", "777", fake_pathname, fake_pathname]
+    )
+
+    shutup do
+      staged.set_permissions([fake_pathname.to_s, fake_pathname.to_s], "777")
+    end
+  end
+
+  it "cannot set the permissions of a file that does not exist" do
+    fake_pathname = fake_pathname_does_not_exist
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+    staged.set_permissions(fake_pathname.to_s, "777")
+  end
+
+  it "can set the ownership of a file" do
+    fake_pathname = fake_pathname_exists
+
+    allow(staged).to receive(:current_user).and_return("fake_user")
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/usr/bin/sudo", "-E", "--", "/usr/sbin/chown", "-R", "--", "fake_user:staff", fake_pathname]
+    )
+
+    shutup do
+      staged.set_ownership(fake_pathname.to_s)
+    end
+  end
+
+  it "can set the ownership of multiple files" do
+    fake_pathname = fake_pathname_exists
+
+    allow(staged).to receive(:current_user).and_return("fake_user")
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/usr/bin/sudo", "-E", "--", "/usr/sbin/chown", "-R", "--", "fake_user:staff", fake_pathname, fake_pathname]
+    )
+
+    shutup do
+      staged.set_ownership([fake_pathname.to_s, fake_pathname.to_s])
+    end
+  end
+
+  it "can set the ownership of a file with a different user and group" do
+    fake_pathname = fake_pathname_exists
+
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+
+    Hbc::FakeSystemCommand.expects_command(
+      ["/usr/bin/sudo", "-E", "--", "/usr/sbin/chown", "-R", "--", "other_user:other_group", fake_pathname]
+    )
+
+    shutup do
+      staged.set_ownership(fake_pathname.to_s, user: "other_user", group: "other_group")
+    end
+  end
+
+  it "cannot set the ownership of a file that does not exist" do
+    allow(staged).to receive(:current_user).and_return("fake_user")
+    fake_pathname = fake_pathname_does_not_exist
+    allow(staged).to receive(:Pathname).and_return(fake_pathname)
+
+    shutup do
+      staged.set_ownership(fake_pathname.to_s)
+    end
+  end
+end