Wrap shared state tests in describe.sequential block

Author: cristianrgreco

packages/modules/gcloud/src/spanner-emulator-container.test.ts

@@ -31,25 +31,31 @@ describe("SpannerEmulatorContainer", { timeout: 240_000 }, () => {
   });
   // }
 
-  // startupWithEnvironmentVariable {
-  it("should start, expose endpoints and accept real client connections using projectId and SPANNER_EMULATOR_HOST", async () => {
-    const container = await new SpannerEmulatorContainer(IMAGE).withProjectId("test-project").start();
+  describe.sequential("Shared state", () => {
+    afterEach(() => {
+      process.env.SPANNER_EMULATOR_HOST = "";
+    });
 
-    // configure the client to talk to our emulator
-    process.env.SPANNER_EMULATOR_HOST = container.getEmulatorGrpcEndpoint();
-    const client = new Spanner({ projectId: container.getProjectId() });
+    // startupWithEnvironmentVariable {
+    it("should start, expose endpoints and accept real client connections using projectId and SPANNER_EMULATOR_HOST", async () => {
+      const container = await new SpannerEmulatorContainer(IMAGE).withProjectId("test-project").start();
 
-    // list instance configs
-    const admin = client.getInstanceAdminClient();
-    const [configs] = await admin.listInstanceConfigs({
-      parent: admin.projectPath(container.getProjectId()),
-    });
+      // configure the client to talk to our emulator
+      process.env.SPANNER_EMULATOR_HOST = container.getEmulatorGrpcEndpoint();
+      const client = new Spanner({ projectId: container.getProjectId() });
 
-    // emulator always includes "emulator-config"
-    const expectedConfigName = admin.instanceConfigPath(container.getProjectId(), "emulator-config");
-    expect(configs.map((c) => c.name)).toContain(expectedConfigName);
+      // list instance configs
+      const admin = client.getInstanceAdminClient();
+      const [configs] = await admin.listInstanceConfigs({
+        parent: admin.projectPath(container.getProjectId()),
+      });
 
-    await container.stop();
+      // emulator always includes "emulator-config"
+      const expectedConfigName = admin.instanceConfigPath(container.getProjectId(), "emulator-config");
+      expect(configs.map((c) => c.name)).toContain(expectedConfigName);
+
+      await container.stop();
+    });
+    // }
   });
-  // }
 });