require "spec_helper"

module Omnibus
  describe Packager::MSI do
    let(:project) do
      Project.new.tap do |project|
        project.name("project")
        project.homepage("https://example.com")
        project.install_dir(install_dir)
        project.build_version("1.2.3")
        project.build_iteration("2")
        project.maintainer("Chef Software <maintainers@chef.io>")
      end
    end

    subject { described_class.new(project) }

    let(:project_root) { File.join(tmp_path, "project/root") }
    let(:package_dir)  { File.join(tmp_path, "package/dir") }
    let(:staging_dir)  { File.join(tmp_path, "staging/dir") }
    let(:install_dir)  { "C:/project" }

    before do
      Config.project_root(project_root)
      Config.package_dir(package_dir)

      allow(subject).to receive(:staging_dir).and_return(staging_dir)
      create_directory(staging_dir)
    end

    describe "DSL" do
      it "exposes :parameters" do
        expect(subject).to have_exposed_method(:parameters)
      end

      it "exposes :signing_identity" do
        expect(subject).to have_exposed_method(:signing_identity)
      end
    end

    describe "#id" do
      it "is :pkg" do
        expect(subject.id).to eq(:msi)
      end
    end

    describe "#upgrade_code" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:upgrade_code)
      end

      it "is required" do
        expect do
          subject.upgrade_code
        end.to raise_error(MissingRequiredAttribute)
      end

      it "requires the value to be a String" do
        expect do
          subject.parameters(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        code = "ABCD-1234"
        subject.upgrade_code(code)
        expect(subject.upgrade_code).to be(code)
      end
    end

    describe "#parameters" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:parameters)
      end

      it "is defaults to an empty hash" do
        expect(subject.parameters).to be_a(Hash)
      end

      it "requires the value to be a Hash" do
        expect do
          subject.parameters(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        params = { "Key" => "value" }
        subject.parameters(params)
        expect(subject.parameters).to be(params)
      end
    end

    describe "#localization" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:localization)
      end

      it "defaults to String en-us" do
        expect(subject.localization).to be_a(String)
        expect(subject.localization).to eq("en-us")
      end

      it "requires the value to be a String" do
        expect do
          subject.localization(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        loc = "te-st"
        subject.localization(loc)
        expect(subject.localization).to eq(loc)
      end
    end

    describe "#package_name" do
      before do
        allow(Config).to receive(:windows_arch).and_return(:foo_arch)
      end

      it "includes the name, version, and build iteration" do
        expect(subject.package_name).to eq("project-1.2.3-2-foo_arch.msi")
      end

      it "returns the bundle name when building a bundle" do
        subject.bundle_msi(true)
        expect(subject.package_name).to eq("project-1.2.3-2-foo_arch.exe")
      end
    end

    describe "#resources_dir" do
      it "is nested inside the staging_dir" do
        expect(subject.resources_dir).to eq("#{staging_dir}/Resources")
      end
    end

    describe "#write_localization_file" do
      it "generates the file" do
        subject.write_localization_file
        expect("#{staging_dir}/localization-en-us.wxl").to be_a_file
      end

      it "has the correct content" do
        subject.write_localization_file
        contents = File.read("#{staging_dir}/localization-en-us.wxl")

        expect(contents).to include('<String Id="ProductName">Project</String>')
        expect(contents).to include('<String Id="ManufacturerName">"Chef Software &lt;maintainers@chef.io&gt;"</String>')
        expect(contents).to include('<String Id="FeatureMainName">Project</String>')
      end
    end

    describe "#write_parameters_file" do
      before do
        subject.upgrade_code("ABCD-1234")
      end

      it "generates the file" do
        subject.write_parameters_file
        expect("#{staging_dir}/parameters.wxi").to be_a_file
      end

      it "has the correct content" do
        subject.write_parameters_file
        contents = File.read("#{staging_dir}/parameters.wxi")

        expect(contents).to include('<?define VersionNumber="1.2.3.2" ?>')
        expect(contents).to include('<?define DisplayVersionNumber="1.2.3" ?>')
        expect(contents).to include('<?define UpgradeCode="ABCD-1234" ?>')
      end
    end

    describe "#write_source_file" do
      it "generates the file" do
        subject.write_source_file
        expect("#{staging_dir}/source.wxs").to be_a_file
      end

      it "has the correct content" do
        project.install_dir("C:/foo/bar/blip")
        subject.write_source_file
        contents = File.read("#{staging_dir}/source.wxs")

        expect(contents).to include('<?include "parameters.wxi" ?>')
        expect(contents).to include <<-EOH.gsub(/^ {6}/, "")
          <Directory Id="TARGETDIR" Name="SourceDir">
            <Directory Id="WINDOWSVOLUME">
              <Directory Id="FOOLOCATION" Name="foo">
                <Directory Id="FOOBARLOCATION" Name="bar">
                  <Directory Id="PROJECTLOCATION" Name="blip">
                  </Directory>
                </Directory>
              </Directory>
            </Directory>
          </Directory>
        EOH
      end

      it "has the correct wix_install_dir when the path is short" do
        subject.write_source_file
        contents = File.read("#{staging_dir}/source.wxs")

        expect(contents).to include('<?include "parameters.wxi" ?>')
        expect(contents).to include('<Property Id="WIXUI_INSTALLDIR" Value="WINDOWSVOLUME" />')
      end

      context "when fastmsi is not specified" do
        it "does not include a reference to the fast msi custom action" do
          subject.write_source_file
          contents = File.read("#{staging_dir}/source.wxs")
          expect(contents).not_to include("<Binary Id=\"CustomActionFastMsiDLL\"")
        end
      end

      context "when fastmsi is specified" do
        before do
          subject.fast_msi(true)
        end

        it "includes a reference to the fast msi custom action" do
          subject.write_source_file
          contents = File.read("#{staging_dir}/source.wxs")
          expect(contents).to include("<Binary Id=\"CustomActionFastMsiDLL\"")
        end
      end
    end

    describe "#write_bundle_file" do
      before do
        subject.bundle_msi(true)
        subject.upgrade_code("ABCD-1234")
        allow(Config).to receive(:windows_arch).and_return(:x86)
      end

      it "generates the file" do
        subject.write_bundle_file
        expect("#{staging_dir}/bundle.wxs").to be_a_file
      end

      it "has the correct content" do
        outpath = "#{tmp_path}/package/dir/project-1.2.3-2-x86.msi"
        outpath = outpath.gsub(File::SEPARATOR, File::ALT_SEPARATOR) if windows?
        subject.write_bundle_file
        contents = File.read("#{staging_dir}/bundle.wxs")
        expect(contents).to include("<MsiPackage SourceFile=\"#{outpath}\" EnableFeatureSelection=\"no\" />")
      end
    end

    describe "#windows_package_version" do
      context "when the project build_version semver" do
        it "returns the right value" do
          expect(subject.windows_package_version).to eq("1.2.3.2")
        end
      end

      context "when the project build_version is git" do
        before { project.build_version("1.2.3-alpha.1+20140501194641.git.94.561b564") }

        it "returns the right value" do
          expect(subject.windows_package_version).to eq("1.2.3.2")
        end
      end
    end

    describe "#msi_display_version" do
      context 'when the project build_version is "safe"' do
        it "returns the right value" do
          expect(subject.msi_display_version).to eq("1.2.3")
        end
      end

      context "when the project build_version is a git tag" do
        before { project.build_version("1.2.3-alpha.1+20140501194641.git.94.561b564") }

        it "returns the right value" do
          expect(subject.msi_display_version).to eq("1.2.3")
        end
      end
    end

    describe "#wix_candle_extensions" do
      it "defaults to an empty Array" do
        expect(subject.wix_candle_extensions).to be_an(Array)
        expect(subject.wix_candle_extensions).to be_empty
      end
    end

    describe "#wix_light_extensions" do
      it "defaults to an empty Array" do
        expect(subject.wix_light_extensions).to be_an(Array)
        expect(subject.wix_light_extensions).to be_empty
      end
    end

    describe "#wix_light_delay_validation" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:wix_light_delay_validation)
      end

      it "requires the value to be a TrueClass or a FalseClass" do
        expect do
          subject.wix_light_delay_validation(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "defaults to an empty String" do
        expect(subject.wix_light_delay_validation).to be_a(String)
        expect(subject.wix_light_delay_validation).to be_empty
      end

      it "returns the string `-sval` when true" do
        subject.wix_light_delay_validation(true)
        expect(subject.wix_light_delay_validation).to eq("-sval")
      end
    end

    describe "#wix_candle_extension" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:wix_candle_extension)
      end

      it "requires the value to be an String" do
        expect do
          subject.wix_candle_extension(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        extensions = ["a"]
        subject.wix_candle_extension(extensions[0])
        expect(subject.wix_candle_extensions).to match_array(extensions)
      end
    end

    describe "#wix_light_extension" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:wix_light_extension)
      end

      it "requires the value to be an String" do
        expect do
          subject.wix_light_extension(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        extensions = ["a"]
        subject.wix_light_extension(extensions[0])
        expect(subject.wix_light_extensions).to match_array(extensions)
      end
    end

    describe "#wix_extension_switches" do
      it "returns an empty string for an empty array" do
        expect(subject.wix_extension_switches([])).to eq("")
      end

      it "returns the correct value for one extension" do
        expect(subject.wix_extension_switches(["a"])).to eq("-ext 'a'")
      end

      it "returns the correct value for many extensions" do
        expect(subject.wix_extension_switches(%w{a b})).to eq("-ext 'a' -ext 'b'")
      end
    end

    describe "#bundle_msi" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:bundle_msi)
      end

      it "requires the value to be a TrueClass or a FalseClass" do
        expect do
          subject.bundle_msi(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        subject.bundle_msi(true)
        expect(subject.bundle_msi).to be_truthy
      end
    end

    describe "#fast_msi" do
      it "is a DSL method" do
        expect(subject).to have_exposed_method(:fast_msi)
      end

      it "requires the value to be a TrueClass or a FalseClass" do
        expect do
          subject.fast_msi(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "returns the given value" do
        subject.fast_msi(true)
        expect(subject.fast_msi).to be_truthy
      end
    end

    describe "#zip_command" do
      it "returns a String" do
        expect(subject.zip_command).to be_a(String)
      end

      it "sets zip file location to the staging directory" do
        expect(subject.zip_command).to include("#{subject.windows_safe_path(staging_dir)}\\#{project.name}.zip")
      end
    end

    describe "#candle_command" do
      it "returns a String" do
        expect(subject.candle_command).to be_a(String)
      end

      context "default behavior" do
        it "defines the ProjectSourceDir property" do
          expect(subject.candle_command).to include("-dProjectSourceDir=")
        end

        it "outputs a source.wxs file to the staging directory" do
          expect(subject.candle_command).to include("#{subject.windows_safe_path(staging_dir, "source.wxs")}")
        end
      end

      context "when is_bundle is true" do
        it "uses the WIX Bootstrapper/Burn extension" do
          expect(subject.candle_command(is_bundle: true)).to include("-ext WixBalExtension")
        end

        it "defines the OmnibusCacheDir property" do
          expect(subject.candle_command(is_bundle: true)).to include("-dOmnibusCacheDir=")
        end

        it "outputs a bundle.wxs file to the staging directory" do
          expect(subject.candle_command(is_bundle: true)).to include("#{subject.windows_safe_path(staging_dir, "bundle.wxs")}")
        end
      end
    end

    describe "#heat_command" do
      it "returns a String" do
        expect(subject.heat_command).to be_a(String)
      end

      context "when fast_msi is not set" do
        it "operates in directory mode" do
          expect(subject.heat_command).to include("dir \"#{subject.windows_safe_path(project.install_dir)}\"")
        end

        it "sets destination to the project location" do
          expect(subject.heat_command).to include("-dr PROJECTLOCATION")
        end
      end

      context "when fast_msi is set" do
        before do
          subject.fast_msi(true)
        end

        it "operates in file mode" do
          expect(subject.heat_command).to include("file \"#{project.name}.zip\"")
        end

        it "sets destination to the install location" do
          expect(subject.heat_command).to include("-dr INSTALLLOCATION")
        end
      end
    end

    describe "#light_command" do
      it "returns a String" do
        expect(subject.light_command("foo")).to be_a(String)
      end

      context "default behavior" do
        let (:command) { subject.light_command("foo") }

        it "uses the WIX UI extension" do
          expect(command).to include("-ext WixUIExtension")
        end

        it "includes the project-files and source wixobj files" do
          expect(command).to include("project-files.wixobj source.wixobj")
        end
      end

      context "when is_bundle is true" do
        let (:command) { subject.light_command("foo", is_bundle: true) }

        it "uses the WIX Bootstrapper/Burn extension" do
          expect(command).to include("-ext WixBalExtension")
        end

        it "includes the bundle wixobj file" do
          expect(command).to include("bundle.wixobj")
        end
      end
    end

    describe "#gem_path" do
      let(:install_dir) { File.join(tmp_path, "install_dir") }

      before do
        create_directory(install_dir)
      end

      after do
        remove_directory(install_dir)
      end

      it "is a DSL method" do
        expect(subject).to have_exposed_method(:gem_path)
      end

      it "requires the value to be a String" do
        expect do
          subject.gem_path(Object.new)
        end.to raise_error(InvalidValue)
      end

      it "globs for gems under the install directory" do
        expected_gem_path = "something/gems/athing-1.0.0"
        create_directory(File.join(install_dir, expected_gem_path))
        expect(subject.gem_path("athing-*")).to eq(expected_gem_path)
      end

      it "returns the gem directory when no argument is given" do
        expected_gem_path = "foo/bar123/gems"
        create_directory(File.join(install_dir, expected_gem_path))
        expect(subject.gem_path).to eq(expected_gem_path)
      end
    end

    context "when signing parameters are provided" do
      let(:msi) { "somemsi.msi" }

      context "when invalid parameters" do
        it "should raise an InvalidValue error when the certificate name is not a String" do
          expect { subject.signing_identity(Object.new) }.to raise_error(InvalidValue)
        end

        it "should raise an InvalidValue error when params is not a Hash" do
          expect { subject.signing_identity("foo", Object.new) }.to raise_error(InvalidValue)
        end

        it "should raise an InvalidValue error when params contains an invalid key" do
          expect { subject.signing_identity("foo", bar: "baz") }.to raise_error(InvalidValue)
        end
      end

      context "when valid parameters" do
        before do
          allow(subject).to receive(:shellout!)
        end

        describe "#keypair_alias" do
          it "uses the keypair alias if provided through the #keypair_alias dsl" do
            subject.signing_identity("foo", keypair_alias: "bar")
            expect(subject).to receive(:is_signed?).with(msi).and_return(true)
            subject.sign_package(msi)
          end

          it "raises an exception if the signing fails" do
            subject.signing_identity("foo", keypair_alias: "bar")
            expect(subject).to receive(:is_signed?).with(msi).and_return(false)
            expect { subject.sign_package(msi) }.to raise_error(FailedToSignWindowsPackage)
          end
        end
      end
    end
  end
end