Add Google Cloud client project list

lib/google_api/cloud_platform/client.rb

@@ -1,4 +1,5 @@
 require 'google/apis/container_v1'
+require 'google/apis/cloudresourcemanager_v1'
 
 module GoogleApi
   module CloudPlatform
@@ -40,6 +41,15 @@ module GoogleApi
         true
       end
 
+      def projects_list
+        service = Google::Apis::CloudresourcemanagerV1::CloudResourceManagerService.new
+        service.authorization = access_token
+
+        service.fetch_all(items: :projects) do |token|
+          service.list_projects(page_token: token)
+        end
+      end
+
       def projects_zones_clusters_get(project_id, zone, cluster_id)
         service = Google::Apis::ContainerV1::ContainerService.new
         service.authorization = access_token

spec/lib/google_api/cloud_platform/client_spec.rb

@@ -50,6 +50,18 @@ describe GoogleApi::CloudPlatform::Client do
     end
   end
 
+  describe '#projects_list' do
+    subject { client.projects_list }
+    let(:projects) { double }
+
+    before do
+      allow_any_instance_of(Google::Apis::CloudresourcemanagerV1::CloudResourceManagerService)
+        .to receive(:fetch_all).and_return(projects)
+    end
+
+    it { is_expected.to eq(projects) }
+  end
+
   describe '#projects_zones_clusters_get' do
     subject { client.projects_zones_clusters_get(spy, spy, spy) }
     let(:gke_cluster) { double }