TST: fix test condition for Pyodide

pywt/_pytest.py

@@ -24,6 +24,7 @@
     futures_available = True
 # Check if running on Emscripten/WASM, and skip tests that require concurrency.
 # Relevant issue: https://github.com/pyodide/pyodide/issues/237
+# FIXME: you can't do `except a_bool`
 except (sys.platform == "emscripten") or (platform.machine() in ["wasm32", "wasm64"]):
     futures_available = False
     futures = None
@@ -34,6 +35,9 @@
     max_workers = 1
 
 
+IS_WASM = (sys.platform == "emscripten") or (platform.machine() in ["wasm32", "wasm64"])
+
+
 # check if pymatbridge + MATLAB tests should be run
 matlab_result_dict_dwt = None
 matlab_result_dict_cwt = None
@@ -63,7 +67,8 @@
     matlab_result_dict_dwt = np.load(matlab_data_file_dwt)
 
 uses_futures = pytest.mark.skipif(
-    not futures_available, reason='futures not available')
+    True, reason='futures not available')
+    #not futures_available, reason='futures not available')
 uses_matlab = pytest.mark.skipif(
     matlab_missing, reason='pymatbridge and/or Matlab not available')
 uses_pymatbridge = pytest.mark.skipif(

pywt/tests/test_concurrent.py

@@ -8,9 +8,11 @@
 import warnings
 import numpy as np
 from functools import partial
+
+import pytest
 from numpy.testing import assert_array_equal, assert_allclose
-from pywt._pytest import uses_futures, futures, max_workers
 
+from pywt._pytest import IS_WASM, futures, max_workers
 import pywt
 
 
@@ -32,7 +34,7 @@ def _assert_all_coeffs_equal(coefs1, coefs2):
     return True
 
 
-@uses_futures
+@pytest.mark.skipif(IS_WASM, reason="no futures support in Pyodide")
 def test_concurrent_swt():
     # tests error-free concurrent operation (see gh-288)
     # swt on 1D data calls the Cython swt
@@ -53,7 +55,7 @@ def test_concurrent_swt():
         _assert_all_coeffs_equal(expected_result, results[-1])
 
 
-@uses_futures
+@pytest.mark.skipif(IS_WASM, reason="no futures support in Pyodide")
 def test_concurrent_wavedec():
     # wavedec on 1D data calls the Cython dwt_single
     # other cases call dwt_axis
@@ -70,7 +72,7 @@ def test_concurrent_wavedec():
         _assert_all_coeffs_equal(expected_result, results[-1])
 
 
-@uses_futures
+@pytest.mark.skipif(IS_WASM, reason="no futures support in Pyodide")
 def test_concurrent_dwt():
     # dwt on 1D data calls the Cython dwt_single
     # other cases call dwt_axis
@@ -87,7 +89,7 @@ def test_concurrent_dwt():
         _assert_all_coeffs_equal([expected_result, ], [results[-1], ])
 
 
-@uses_futures
+@pytest.mark.skipif(IS_WASM, reason="no futures support in Pyodide")
 def test_concurrent_cwt():
     atol = rtol = 1e-14
     time, sst = pywt.data.nino()