test: remove ci specific logic

Author: jbedard

tests/legacy-cli/e2e/utils/assets.ts

@@ -48,10 +48,6 @@ export async function createProjectFromAsset(
   process.chdir(dir);
   if (!useNpmPackages) {
     await useBuiltPackages();
-    if (!getGlobalVariable('ci')) {
-      const testRegistry = getGlobalVariable('package-registry');
-      await writeFile('.npmrc', `registry=${testRegistry}`);
-    }
   }
 
   if (!skipInstall) {

tests/legacy-cli/e2e/utils/packages.ts

@@ -49,8 +49,6 @@ export async function setRegistry(useTestRegistry: boolean): Promise<void> {
     ? getGlobalVariable('package-registry')
     : 'https://registry.npmjs.org';
 
-  const isCI = getGlobalVariable('ci');
-
   // Ensure local test registry is used when outside a project
   // Yarn supports both `NPM_CONFIG_REGISTRY` and `YARN_REGISTRY`.
   process.env['NPM_CONFIG_REGISTRY'] = url;

tests/legacy-cli/e2e_runner.ts

@@ -149,7 +149,6 @@ if (testsToRun.length == allTests.length) {
 console.log(['Tests:', ...testsToRun].join('\n '));
 
 setGlobalVariable('argv', argv);
-setGlobalVariable('ci', process.env['CI']?.toLowerCase() === 'true' || process.env['CI'] === '1');
 setGlobalVariable('package-manager', argv.yarn ? 'yarn' : 'npm');
 
 Promise.all([findFreePort(), findFreePort()])