Export IS_TESTING from harp::

crates/ark/src/modules.rs

@@ -11,7 +11,6 @@ use harp::environment::R_ENVS;
 use harp::exec::RFunction;
 use harp::exec::RFunctionExt;
 use harp::r_symbol;
-use harp::test::IS_TESTING;
 use harp::utils::r_poke_option;
 use libr::Rf_ScalarLogical;
 use libr::SEXP;
@@ -77,7 +76,7 @@ pub struct ArkEnvs {
 
 pub fn initialize() -> anyhow::Result<()> {
     // If we are `testing`, set the corresponding R level global option
-    if IS_TESTING {
+    if harp::IS_TESTING {
         r_poke_option_ark_testing()
     }
 

crates/ark/src/sys/unix/interface.rs

@@ -75,7 +75,7 @@ pub fn setup_r(mut args: Vec<*mut c_char>) {
         //
         // This must be called _after_ `Rf_initialize_R()`, since that's where R
         // detects the stack size and sets the default limit.
-        if harp::test::IS_TESTING {
+        if harp::IS_TESTING {
             libr::set(libr::R_CStackLimit, usize::MAX);
         }
 

crates/harp/src/lib.rs

@@ -62,6 +62,7 @@ pub use harp::object::list_get;
 pub use harp::object::list_poke;
 pub use harp::object::RObject;
 pub use harp::symbol::RSymbol;
+pub use harp::test::IS_TESTING;
 pub use harp::utils::get_option;
 pub use harp_macros::register;