Fix tests

Author: lszinv

.mocharc.js

@@ -11,7 +11,6 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
-
 const config = {
   "enable-source-maps": true,
   "throw-deprecation": true,

package.json

@@ -59,7 +59,7 @@
     "@google-cloud/precise-date": "^4.0.0",
     "@google-cloud/projectify": "^4.0.0",
     "@google-cloud/promisify": "4.0.0",
-    "@grpc/grpc-js": "^1.13.3",
+    "@grpc/grpc-js": "^1.13.2",
     "@grpc/proto-loader": "^0.7.0",
     "@opentelemetry/api": "^1.9.0",
     "@opentelemetry/context-async-hooks": "^1.26.0",

src/metrics/spanner-metrics-exporter.ts

@@ -22,8 +22,8 @@ import {ExporterOptions} from './external-types';
 import {GoogleAuth, JWT} from 'google-auth-library';
 import {monitoring_v3} from 'googleapis';
 import {transformResourceMetricToTimeSeriesArray} from './transform';
-import {version} from '../../package.json';
 import {status} from '@grpc/grpc-js';
+const version = require('../../../package.json').version;
 
 // Stackdriver Monitoring v3 only accepts up to 200 TimeSeries per
 // CreateTimeSeries call.

test/metrics/spanner-metrics-exporter.test.ts

@@ -34,7 +34,8 @@ const INSTANCE_ID = 'test_instance';
 const DATABASE_ID = 'test_db';
 
 const auth = new GoogleAuth();
-process.env.GCLOUD_PROJECT = PROJECT_ID;
+auth.getProjectId = sinon.stub().resolves(PROJECT_ID);
+
 // Ensure custom exporter is valid
 describe('CustomExporter', () => {
   it('should construct an exporter', () => {
@@ -50,6 +51,7 @@ describe('CustomExporter', () => {
         private_key: '',
       },
     });
+    auth.getProjectId = sinon.stub().resolves(PROJECT_ID);
     const exporter = new CloudMonitoringMetricsExporter({auth});
 
     assert(exporter);