Fix test on Node.js v26 (#19927)

tests/integration/__tests__/__snapshots__/config-invalid.js.snap

@@ -86,12 +86,3 @@ exports[`throw error with invalid config precedence option (configPrecedence)  1
   "write": [],
 }
 `;
-
-exports[`throw error with invalid config target (directory)  1`] = `
-{
-  "stderr": "[error] Invalid configuration:
-[error] Unable to read '<cli>/config/invalid/folder/.prettierrc': EISDIR: illegal operation on a directory, read",
-  "stdout": "",
-  "write": [],
-}
-`;

tests/integration/__tests__/__snapshots__/invalid-ignore.js.snap

@@ -1,9 +0,0 @@
-// Jest Snapshot v1, https://jestjs.io/docs/snapshot-testing
-
-exports[`throw error with invalid ignore  1`] = `
-{
-  "stderr": "[error] Unable to read '.prettierignore': EISDIR: illegal operation on a directory, read",
-  "stdout": "",
-  "write": [],
-}
-`;

tests/integration/__tests__/config-invalid.js

@@ -35,6 +35,22 @@ describe("throw error with invalid config target (directory)", () => {
     "folder/.prettierrc", // this is a directory
   ]).test({
     status: "non-zero",
+    stderr:
+      /*
+      On Node.js<26
+
+      ```
+      EISDIR: illegal operation on a directory, read
+      ```
+
+      On Node.js>=26
+      ```
+      EISDIR: illegal operation on a directory, read '<cli>/config/invalid/folder/.prettierrc'
+      ```
+      */
+      expect.stringContaining("EISDIR: illegal operation on a directory, read"),
+    stdout: "",
+    write: [],
   });
 });
 

tests/integration/__tests__/invalid-ignore.js

@@ -7,6 +7,22 @@ const { __dirname } = createEsmUtils(import.meta);
 describe("throw error with invalid ignore", () => {
   runCli("cli/invalid-ignore", ["something.js"]).test({
     status: "non-zero",
+    stderr:
+      /*
+      On Node.js<26
+
+      ```
+      EISDIR: illegal operation on a directory, read
+      ```
+
+      On Node.js>=26
+      ```
+      EISDIR: illegal operation on a directory, read '...'
+      ```
+      */
+      expect.stringContaining("EISDIR: illegal operation on a directory, read"),
+    stdout: "",
+    write: [],
   });
 
   test("sync api", async () => {
@@ -17,6 +33,6 @@ describe("throw error with invalid ignore", () => {
           "../cli/invalid-ignore/.prettierignore",
         ),
       }),
-    ).rejects.toThrow(/EISDIR: illegal operation on a directory/);
+    ).rejects.toThrow(/EISDIR: illegal operation on a directory, read/);
   });
 });