Handle test code that is unused on wasm32.

src/conversions/chrono.rs

@@ -847,14 +847,12 @@ mod tests {
         check_time("non fold", 3, 5, 7, 999_999, 999_999, false);
     }
 
-    #[cfg(test)]
+    #[cfg(all(test, not(target_arch = "wasm32")))]
     mod proptests {
         use super::*;
 
-        #[cfg(not(target_arch = "wasm32"))]
         use proptest::prelude::*;
 
-        #[cfg(not(target_arch = "wasm32"))]
         proptest! {
             #[test]
             fn test_duration_roundtrip(days in -999999999i64..=999999999i64) {

src/conversions/std/num.rs

@@ -360,6 +360,7 @@ nonzero_int_impl!(NonZeroUsize, usize);
 #[cfg(test)]
 mod test_128bit_integers {
     use super::*;
+    #[cfg(not(target_arch = "wasm32"))]
     use crate::types::PyDict;
 
     #[cfg(not(target_arch = "wasm32"))]

src/gil.rs

@@ -522,6 +522,7 @@ impl EnsureGIL {
 mod tests {
     use super::{gil_is_acquired, GILPool, GIL_COUNT, OWNED_OBJECTS, POOL};
     use crate::{ffi, gil, AsPyPointer, IntoPyPointer, PyObject, Python, ToPyObject};
+    #[cfg(not(target_arch = "wasm32"))]
     use parking_lot::{const_mutex, Condvar, Mutex};
     use std::{ptr::NonNull, sync::atomic::Ordering};
 
@@ -543,6 +544,7 @@ mod tests {
         !POOL.dirty.load(Ordering::SeqCst)
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     fn pool_dirty_with(
         inc_refs: Vec<NonNull<ffi::PyObject>>,
         dec_refs: Vec<NonNull<ffi::PyObject>>,
@@ -766,11 +768,13 @@ mod tests {
         assert_eq!(count + 1, c.get_refcnt(py));
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     struct Event {
         set: Mutex<bool>,
         wait: Condvar,
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     impl Event {
         const fn new() -> Self {
             Self {