fix(vite): update nx.json for vitest (#13606)

Co-authored-by: Nicholas Cunningham <ndcunningham>

packages/vite/src/generators/init/init.spec.ts

@@ -1,4 +1,10 @@
-import { addDependenciesToPackageJson, readJson, Tree } from '@nrwl/devkit';
+import {
+  addDependenciesToPackageJson,
+  NxJsonConfiguration,
+  readJson,
+  Tree,
+  updateJson,
+} from '@nrwl/devkit';
 import { createTreeWithEmptyV1Workspace } from '@nrwl/devkit/testing';
 import { nxVersion } from '../../utils/versions';
 
@@ -28,4 +34,30 @@ describe('@nrwl/vite:init', () => {
       expect(packageJson).toMatchSnapshot();
     });
   });
+
+  describe('vitest targets', () => {
+    it('should add target defaults for test', async () => {
+      updateJson<NxJsonConfiguration>(tree, 'nx.json', (json) => {
+        json.namedInputs ??= {};
+        json.namedInputs.production = ['default'];
+        return json;
+      });
+
+      initGenerator(tree, { uiFramework: 'react' });
+
+      const productionNamedInputs = readJson(tree, 'nx.json').namedInputs
+        .production;
+      const testDefaults = readJson(tree, 'nx.json').targetDefaults.test;
+
+      expect(productionNamedInputs).toContain(
+        '!{projectRoot}/**/?(*.)+(spec|test).[jt]s?(x)?(.snap)'
+      );
+      expect(productionNamedInputs).toContain(
+        '!{projectRoot}/tsconfig.spec.json'
+      );
+      expect(testDefaults).toEqual({
+        inputs: ['default', '^production'],
+      });
+    });
+  });
 });

packages/vite/src/generators/init/init.ts

@@ -2,8 +2,10 @@ import {
   addDependenciesToPackageJson,
   convertNxGenerator,
   readJson,
+  readWorkspaceConfiguration,
   Tree,
   updateJson,
+  updateWorkspaceConfiguration,
 } from '@nrwl/devkit';
 
 import {
@@ -60,8 +62,34 @@ function moveToDevDependencies(tree: Tree) {
   });
 }
 
+export function createVitestConfig(tree: Tree) {
+  const workspaceConfiguration = readWorkspaceConfiguration(tree);
+
+  const productionFileSet = workspaceConfiguration.namedInputs?.production;
+  if (productionFileSet) {
+    productionFileSet.push(
+      '!{projectRoot}/**/?(*.)+(spec|test).[jt]s?(x)?(.snap)',
+      '!{projectRoot}/tsconfig.spec.json'
+    );
+
+    workspaceConfiguration.namedInputs.production = Array.from(
+      new Set(productionFileSet)
+    );
+  }
+
+  workspaceConfiguration.targetDefaults ??= {};
+  workspaceConfiguration.targetDefaults.test ??= {};
+  workspaceConfiguration.targetDefaults.test.inputs ??= [
+    'default',
+    productionFileSet ? '^production' : '^default',
+  ];
+
+  updateWorkspaceConfiguration(tree, workspaceConfiguration);
+}
+
 export function initGenerator(tree: Tree, schema: Schema) {
   moveToDevDependencies(tree);
+  createVitestConfig(tree);
   const installTask = checkDependenciesInstalled(tree, schema);
   return installTask;
 }