fluids: Add smartsim regression testing

Requires that the fluids code be built with SMARTREDIS_DIR set, and in
an environment with SmartSim (Python library) installed as well.

Co-authored by: Zach

fluids: Add smartsim regression testing

Requires that the fluids code be built with SMARTREDIS_DIR set, and in
an environment with SmartSim (Python library) installed as well.

Co-authored by: Zach Atkins <zach.atkins@colorado.edu>

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reverting the change to IC that caused divergence on first step...guess I was too sleepy to drive last night

Merge pull request #1374 from CEED/jrwrigh/fix_test_python

fix(test): Use explicit `typing` objects for containers

fix(test): Use explicit `typing` objects for containers

- Using `list[str]` for type hints is incompatible with Python 3.7.9 (at
least, possibly with newer versions as well)

Add parallelism within test files (#1372)

* Add parallelism within test files

* Remove NPROC_POOL from nek tests

* Fix formatting

Merge pull request #1365 from CEED/sjg/make-format-prep

Expand Python formatting to tests/

Merge pull request #1352 from CEED/jeremy/jumint-only

Set interface only tests to only='cpu'

test - set interface only tests to only='cpu'

Vector - error-free usage when length = 0 (#1291)

* Allow for error-free usage of length 0 CeedVectors

* Add tests for length 0 CeedVectors

* make clang-tidy happy

* remove unnecessary tests

refactor junit.py for parity with Ratel (#1285)

* refactor junit.py for parity with Ratel

* clean up list of backends for CLI input to junit

* Improve readability and add documentation

* cl

refactor junit.py for parity with Ratel (#1285)

* refactor junit.py for parity with Ratel

* clean up list of backends for CLI input to junit

* Improve readability and add documentation

* cleanup common code and CLI

* add JUnit batch to command line args

* Fix issue with JUnit output files

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Change os.path to pathlib and simplify parsing (#1263)

* Change os.path to pathlib and simplify parsing

* support for testargs without parens/name

Merge pull request #1246 from sebastiangrimberg/sjg/minor-junit-fix

Fix a few missing default output/messages for junit/tap

Fix missed cases from 6e6d197

Add sycl/ref and sycl/shared backends (#1229)

* Merge sycl_backend from ALCF fork

---------
Co-authored-by: Umesh Unnikrishnan <unnikrishnan@anl.gov>
Co-authored-by: Kris Rowe <krowe@anl.gov>

Add sycl/ref and sycl/shared backends (#1229)

* Merge sycl_backend from ALCF fork

---------
Co-authored-by: Umesh Unnikrishnan <unnikrishnan@anl.gov>
Co-authored-by: Kris Rowe <krowe@anl.gov>
Co-authored-by: Jeremy L Thompson <jeremy@jeremylt.org>

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Merge pull request #1166 from CEED/jeremy/ci-fork

Run Actions or push to main or PR

junit - include test args in junit failure/error output

ci - set default output/message for junit/tap

Merge pull request #1121 from CEED/jeremy/junit-updates

Add Ratel junit.py updates

junit - add incremental output for tap, error/failure output for junit

Merge pull request #1074 from CEED/jeremy/fix-tap-dubious

Fix junit.py exit code for TAP

test - junit.py should return clean exit code for TAP, otherwise result marked as 'dubious'

Update OCCA Backend (#1072)

* Update OCCA memory interop call.

* Removes deprecated kernelBuilder calls; builds directly from the device.

* Uses `std::memset` and `std:memcpy`.

* Uses `std:

Update OCCA Backend (#1072)

* Update OCCA memory interop call.

* Removes deprecated kernelBuilder calls; builds directly from the device.

* Uses `std::memset` and `std:memcpy`.

* Uses `std::to_string` instead of internal `occa::toString`.

* Uses `std::memcpy`.

* Sets kernel properties.

* Removes deprecated kernelBuilder calls; builds directly from the device.

* Removes deprecated kernelBuild call; builds directly from the device.

* Uses `std::memcpy`.

* Removes deprecated calls to `occa::linalg`.

* Add registration and device configuration for DPC++ and OpenCL backends.

* Add DPC++ and OpenCL backends to makefile.

* Spelling.

* Configure build flags for oneAPI compilers.

* Correctly set mode in `occa::json` object.

* Add missing functions to OCCA CeedVector implementation.

* Adds missing call to `setValueKernel` in OCCA CeedVector impl.

* Gets occa device function name from the CeedQFunction.

* Adds OpenCL and DPC++ to backends list.

* Uses unique kernel name for OCCA qFunction kernels.

* Adds a dummy `ceed.h` header in include in OCCA kernels.

* Rewrite arrays of structs in format that OCCA can handle.

* Adds stubs for missing functions in OCCA qfunctioncontext.

* Includes the cmath header when compiling C++ code.

* Add stubs for missing OCCA backend LinearAssembleXXX functions.

* Adds missing functions to OCCA implemenation of qFunctionContext.

* Removes math function headers which were causing OCCA JIT failures.

* Rewrite arrays of structs in format that OCCA can handle.

* Rewrites fluids example qfunctions to be compatible with OCCA.

* Fixes array dimensions in mass2dbuild.

* Rewrites advection problem kernels to work with OCCA.

* Rewrites blasius problem kernels to work with OCCA.

* Rewrites channel problem kernels to work with OCCA.

* Rewrites dirichlet bc kernels to work with OCCA.

* Rewrites newtonian kernels to work with OCCA.

* Rewrites setupgeo kernels to be compatible with OCCA.

* Rewrites stabilization kernels to be compatible with OCCA.

* Rewrites stg kernels to be compatible with OCCA.

* Adds occa backends to tests for the fluids example.

* doc - update OCCA info in release notes + README

* ci - run with OCCA v1.4

* occa - update copyright boilerplate

* occa - drop unused define

* ci - fix OCCA install

* wip

* ci - fix occa skip list

* make/ci - fix use of OCCA_DIR/bin/occa

* makefile - minor style

* ci - re-enable OCCA dir caching

* doc - update release notes to mention OCCA QF workarounds

Co-authored-by: Kris Rowe <kris.rowe@anl.gov>

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Merge pull request #1070 from CEED/rezgar/tap-output

removed tap.sh and updated junit.py

removed tap.sh and updated junit.py