chore: Fix nondeterministic baseUrl errors

PiperOrigin-RevId: 915119347

Author: MarkDaoust

test/unit/node/base_url_test.ts

@@ -8,11 +8,28 @@ import {setDefaultBaseUrls} from '../../../src/_base_url.js';
 import {GoogleGenAI} from '../../../src/node/node_client.js';
 
 describe('setDefaultBaseUrls', () => {
+  beforeEach(() => {
+    delete process.env['GOOGLE_API_KEY'];
+    delete process.env['GEMINI_API_KEY'];
+    delete process.env['GOOGLE_GEMINI_BASE_URL'];
+    delete process.env['GOOGLE_VERTEX_BASE_URL'];
+    delete process.env['GOOGLE_GENAI_USE_ENTERPRISE'];
+    delete process.env['GOOGLE_GENAI_USE_VERTEXAI'];
+    delete process.env['GOOGLE_CLOUD_PROJECT'];
+    delete process.env['GOOGLE_CLOUD_LOCATION'];
+
+    setDefaultBaseUrls({});
+  });
+
   afterEach(() => {
+    delete process.env['GOOGLE_API_KEY'];
+    delete process.env['GEMINI_API_KEY'];
     delete process.env['GOOGLE_GEMINI_BASE_URL'];
     delete process.env['GOOGLE_VERTEX_BASE_URL'];
     delete process.env['GOOGLE_GENAI_USE_ENTERPRISE'];
     delete process.env['GOOGLE_GENAI_USE_VERTEXAI'];
+    delete process.env['GOOGLE_CLOUD_PROJECT'];
+    delete process.env['GOOGLE_CLOUD_LOCATION'];
 
     setDefaultBaseUrls({});
   });

test/unit/node/client_test.ts

@@ -25,6 +25,15 @@ describe('Client', () => {
     setDefaultBaseUrls({});
   });
   afterEach(() => {
+    delete process.env['GOOGLE_API_KEY'];
+    delete process.env['GEMINI_API_KEY'];
+    delete process.env['GOOGLE_GENAI_USE_ENTERPRISE'];
+    delete process.env['GOOGLE_GENAI_USE_VERTEXAI'];
+    delete process.env['GOOGLE_CLOUD_PROJECT'];
+    delete process.env['GOOGLE_CLOUD_LOCATION'];
+    delete process.env['GOOGLE_GEMINI_BASE_URL'];
+    delete process.env['GOOGLE_VERTEX_BASE_URL'];
+
     setDefaultBaseUrls({});
   });
 

test/unit/web/base_url_test.ts

@@ -8,6 +8,10 @@ import {setDefaultBaseUrls} from '../../../src/_base_url.js';
 import {GoogleGenAI} from '../../../src/web/web_client.js';
 
 describe('setDefaultBaseUrls', () => {
+  beforeEach(() => {
+    setDefaultBaseUrls({});
+  });
+
   afterEach(() => {
     setDefaultBaseUrls({});
   });