[ci] Add step to run unit tests. (#2820)

.github/workflows/ci.yml

@@ -66,9 +66,8 @@ jobs:
           path: ${{ env.CACHE_DIR }}
           key: build-test-cpp-asserts-manylinux-v2-${{ github.sha }}
 
-      - name: Test project (torch-${{ matrix.torch-version }})
+      - name: Integration tests (torch-${{ matrix.torch-version }})
         run: |
-          export cache_dir="${{ env.CACHE_DIR }}"
           bash build_tools/ci/test_posix.sh ${{ matrix.torch-version }}
 
       - name: Check generated sources (torch-nightly only)

build_tools/ci/build_posix.sh

@@ -56,5 +56,9 @@ echo "::group::Build"
 cmake --build "$build_dir" --target tools/torch-mlir/all -- -k 0
 echo "::endgroup::"
 
+echo "::group::Unit tests"
+cmake --build $repo_root/build --target check-torch-mlir-all
+echo "::endgroup::"
+
 # Show ccache stats.
 ccache --show-stats