require File.expand_path('../../spec_helper', __FILE__)

module PlaygroundBookLint
  describe RootManifestLinter do
    include FakeFS::SpecHelpers
    let(:manifest_linter) { ManifestLinter.new() }

    it 'fails if a Manifest.plist file does not exist' do
      expect{ manifest_linter.lint() }.to raise_error(SystemExit)
    end

    it 'fails if the Manifest.plist file does not contain a Name value' do
      FakeFS do
        plist = {}.to_plist
        File.open('Manifest.plist', 'w') { |f| f.write(plist) }

        expect{ manifest_linter.lint() }.to raise_error(SystemExit)
      end
    end

    it 'succeeds if the Manifest.plist file is well-formed' do
      FakeFS do
        plist = {'Name' => 'My Test Name'}.to_plist
        File.open('Manifest.plist', 'w') { |f| f.write(plist) }

        expect{ manifest_linter.lint() }.to_not raise_error
      end
    end

    it 'extracts Manfiest.plist contents from pwd' do
      FakeFS do
        contents = {'key' => 'value'}
        File.open('Manifest.plist', 'w') { |f| f.write(contents.to_plist) }

        expect(manifest_linter.manifest_plist_contents).to eq(contents)
      end
    end

    describe 'key-value checking' do
      before do
      end

      it 'checks for non-defined keys in manifest' do
        FakeFS do
          plist = {}.to_plist
          File.open('Manifest.plist', 'w') { |f| f.write(plist) }

          expect(manifest_linter.value_defined_in_manifest?('key')).to be_falsy
        end
      end

      it 'checks for nil keys in manifest' do
        FakeFS do
          plist = {'key' => nil}.to_plist
          File.open('Manifest.plist', 'w') { |f| f.write(plist) }

          expect(manifest_linter.value_defined_in_manifest?('key')).to be_falsy
        end
      end

      it 'checks for empty keys in manifest' do
        FakeFS do
          plist = {'key' => 'value'}.to_plist
          File.open('Manifest.plist', 'w') { |f| f.write(plist) }

          expect(manifest_linter.value_defined_in_manifest?('key')).to be_truthy
        end
      end
    end
  end
end