From 06fa29ae97299148a9af1df8a54881defda0a992 Mon Sep 17 00:00:00 2001
From: Aleksey Semikozov <alwexy@gmail.com>
Date: Thu, 11 Jun 2026 12:47:18 -0300
Subject: [PATCH] CI: type-check Jest test files in __internal via tsc --noEmit

---
 .github/workflows/renovation.yml | 5 ++++-
 packages/devextreme/package.json | 1 +
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/renovation.yml b/.github/workflows/renovation.yml
index d14d20aabe64..acd145ea9d17 100644
--- a/.github/workflows/renovation.yml
+++ b/.github/workflows/renovation.yml
@@ -1,4 +1,4 @@
-name: Renovation
+name: Jest tests
 
 concurrency:
   group: wf-${{github.event.pull_request.number || github.sha}}-${{github.workflow}}
@@ -53,6 +53,9 @@ jobs:
       working-directory: ./packages/devextreme
       run: pnpm exec gulp localization
 
+    - name: Check test types
+      run: pnpm exec nx check-types devextreme
+
     - name: Jest tests
       run: pnpm exec nx test-jest devextreme
 
diff --git a/packages/devextreme/package.json b/packages/devextreme/package.json
index e20680ea6ceb..7b74b5c82b39 100644
--- a/packages/devextreme/package.json
+++ b/packages/devextreme/package.json
@@ -247,6 +247,7 @@
     "update-ts-bundle": "dx-tools generate-ts-bundle --sources ./js --output-path ./ts/dx.all.d.ts",
     "regenerate": "pnpm run update-ts-bundle && pnpm run update-ts-reexports",
     "validate-ts": "gulp validate-ts",
+    "check-types": "tsc --noEmit -p js/__internal/tsconfig.json",
     "validate-declarations": "dx-tools validate-declarations --sources ./js --exclude \"js/(renovation|__internal|.eslintrc.js)\" --compiler-options \"{ \\\"typeRoots\\\": [] }\"",
     "testcafe-in-docker": "docker build -f ./testing/testcafe/docker/Dockerfile -t testcafe-testing . && docker run -it testcafe-testing",
     "dev:playground": "vite",