using ::testing::IsEmpty;
using ::testing::Not;
using namespace tensorflow::debug_test;

class InitPassManagerTest : public testing::Test {
 protected:
  InitPassManagerTest()
      : path_(GetOutputPath()), context_([]() {
          mlir::registerPassManagerCLOptions();
          mlir::DialectRegistry registry;
          registry.insert<mlir::BuiltinDialect>();
          registry.insert<mlir::arith::ArithDialect>();