chore: set resolve.mainFields and resolve.conditions for SSR envi…

…ronment (#6896)
vitest-dev · Nov 13, 2024 · 251893b · 251893b
1 parent 76169a1
commit 251893b
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diff --git a/packages/vitest/src/node/plugins/index.ts b/packages/vitest/src/node/plugins/index.ts
@@ -113,6 +113,18 @@ export async function VitestPlugin(
             // https://github.com/vitejs/vite/pull/16453
             emptyOutDir: false,
           },
+          // eslint-disable-next-line ts/ban-ts-comment
+          // @ts-ignore Vite 6 compat
+          environments: {
+            ssr: {
+              resolve: {
+                // by default Vite resolves `module` field, which not always a native ESM module
+                // setting this option can bypass that and fallback to cjs version
+                mainFields: [],
+                conditions: ['node'],
+              },
+            },
+          },
           test: {
             poolOptions: {
               threads: {

diff --git a/packages/vitest/src/node/plugins/workspace.ts b/packages/vitest/src/node/plugins/workspace.ts
@@ -96,6 +96,18 @@ export function WorkspaceVitestPlugin(
               ),
             },
           },
+          // eslint-disable-next-line ts/ban-ts-comment
+          // @ts-ignore Vite 6 compat
+          environments: {
+            ssr: {
+              resolve: {
+                // by default Vite resolves `module` field, which not always a native ESM module
+                // setting this option can bypass that and fallback to cjs version
+                mainFields: [],
+                conditions: ['node'],
+              },
+            },
+          },
           test: {
             name,
           },