Add xfails for fft tests

Author: asmeurer

.github/workflows/array-api-tests.yml

@@ -3,7 +3,7 @@ name: Array API Tests
 on: [push, pull_request]
 
 env:
-  PYTEST_ARGS: "-v -rxXfE --ci"
+  PYTEST_ARGS: "-v -rxXfE --ci --xfails-file ${GITHUB_WORKSPACE}/array-api-strict/array-api-tests-xfails.txt"
 
 jobs:
   array-api-tests:

array-api-tests-xfails.txt

@@ -0,0 +1,12 @@
+# Some fft tests are currently wrong
+# (https://github.com/data-apis/array-api-tests/issues/231)
+array_api_tests/test_fft.py::test_fft
+array_api_tests/test_fft.py::test_ifft
+array_api_tests/test_fft.py::test_fftn
+array_api_tests/test_fft.py::test_ifftn
+array_api_tests/test_fft.py::test_rfft
+array_api_tests/test_fft.py::test_irfft
+array_api_tests/test_fft.py::test_rfftn
+array_api_tests/test_fft.py::test_irfftn
+array_api_tests/test_fft.py::test_hfft
+array_api_tests/test_fft.py::test_ihfft