test: faking-v150 (#3509)

* fix: raising port busy when connecting

* chore: adding changelog file 3507.fixed.md [dependabot-skip]

* refactor: tests

* fix: check mode

* fix: has_dependency

* chore: adding changelog file 3509.added.md [dependabot-skip]

* chore: update src/ansys/mapdl/core/launcher.py

Co-authored-by: Maxime Rey <87315832+MaxJPRey@users.noreply.github.com>

* feat: removing memproof

* docs: update src/ansys/mapdl/core/launcher.py

Co-authored-by: Maxime Rey <87315832+MaxJPRey@users.noreply.github.com>

* fix: adding full directory

* test: testing lazy read

* chore: adding changelog file 3509.added.md [dependabot-skip]

* tests: not adding proc directory

* fix: test_old_version

* ci: add pyfakefs to minimal

* fix: test_invalid_mode

* fix: patching psutil

* fix: redundancy

* fix: tests

* fix: early exit

* fix: tests

* refactor: delegating to pypim first

* fix: remove some warnings from pytest output

* feat: running MPI fix only if on windows

---------

Co-authored-by: pyansys-ci-bot <92810346+pyansys-ci-bot@users.noreply.github.com>
Co-authored-by: Maxime Rey <87315832+MaxJPRey@users.noreply.github.com>

Author: 3 people

.github/workflows/ci.yml

@@ -821,7 +821,7 @@ jobs:
 
       - name: "Unit testing requirements installation"
         run: |
-          python -m pip install pytest pytest-rerunfailures pytest-cov pytest-random-order
+          python -m pip install pytest pytest-rerunfailures pytest-cov pytest-random-order pyfakefs
 
       - name: "Unit testing"
         env:

doc/changelog.d/3509.added.md

@@ -0,0 +1 @@
+test: faking-v150

pyproject.toml

@@ -63,7 +63,6 @@ tests = [
     "pyfakefs==5.7.2",
     "pyiges[full]==0.3.1",
     "pytest-cov==6.0.0",
-    "pytest-memprof<0.3.0",
     "pytest-pyvista==0.1.9",
     "pytest-random-order==1.1.1",
     "pytest-rerunfailures==15.0",

src/ansys/mapdl/core/launcher.py

@@ -1423,7 +1423,25 @@ def launch_mapdl(
 
     pre_check_args(args)
 
+    ########################################
+    # PyPIM connection
+    # ----------------
+    # Delegating to PyPIM if applicable
+    #
+    if _HAS_PIM and exec_file is None and pypim.is_configured():
+        # Start MAPDL with PyPIM if the environment is configured for it
+        # and the user did not pass a directive on how to launch it.
+        LOG.info("Starting MAPDL remotely. The startup configuration will be ignored.")
+
+        return launch_remote_mapdl(
+            cleanup_on_exit=args["cleanup_on_exit"], version=args["version"]
+        )
+
+    ########################################
     # SLURM settings
+    # --------------
+    # Checking if running on SLURM HPC
+    #
     if is_running_on_slurm(args):
         LOG.info("On Slurm mode.")
 
@@ -1499,20 +1517,6 @@ def launch_mapdl(
             env_vars.setdefault("ANS_MULTIPLE_NODES", "1")
             env_vars.setdefault("HYDRA_BOOTSTRAP", "slurm")
 
-    ########################################
-    # PyPIM connection
-    # ----------------
-    # Delegating to PyPIM if applicable
-    #
-    if _HAS_PIM and exec_file is None and pypim.is_configured():
-        # Start MAPDL with PyPIM if the environment is configured for it
-        # and the user did not pass a directive on how to launch it.
-        LOG.info("Starting MAPDL remotely. The startup configuration will be ignored.")
-
-        return launch_remote_mapdl(
-            cleanup_on_exit=args["cleanup_on_exit"], version=args["version"]
-        )
-
     start_parm = generate_start_parameters(args)
 
     # Early exit for debugging.
@@ -2261,9 +2265,9 @@ def get_version(
                 raise VersionError(
                     "The MAPDL gRPC interface requires MAPDL 20.2 or later"
                 )
-
-        # Early exit
-        return
+        else:
+            # Early exit
+            return
 
     if isinstance(version, float):
         version = int(version * 10)

tests/test_launcher.py

@@ -30,6 +30,7 @@
 import warnings
 
 import psutil
+from pyfakefs.fake_filesystem import OSType
 import pytest
 
 from ansys.mapdl import core as pymapdl
@@ -94,15 +95,11 @@
     from ansys.mapdl.core.launcher import get_default_ansys
 
     installed_mapdl_versions = list(get_available_ansys_installations().keys())
-    try:
-        V150_EXEC = find_mapdl("150")[0]
-    except ValueError:
-        V150_EXEC = ""
 except:
     from conftest import MAPDL_VERSION
 
     installed_mapdl_versions = [MAPDL_VERSION]
-    V150_EXEC = ""
+
 
 from ansys.mapdl.core._version import SUPPORTED_ANSYS_VERSIONS as versions
 
@@ -136,6 +133,12 @@ class myprocess:
     return process
 
 
+@pytest.fixture
+def my_fs(fs):
+    # fs.add_real_directory("/proc", lazy_read=False)
+    yield fs
+
+
 @pytest.fixture
 def fake_local_mapdl(mapdl):
     """Fixture to execute asserts before and after a test is run"""
@@ -148,66 +151,131 @@ def fake_local_mapdl(mapdl):
     mapdl._local = False
 
 
-@requires("local")
-@requires("windows")
+@patch("os.name", "nt")
 def test_validate_sw():
     # ensure that windows adds msmpi
     # fake windows path
     version = 211
     add_sw = set_MPI_additional_switches("", version=version)
     assert "msmpi" in add_sw
 
-    add_sw = set_MPI_additional_switches("-mpi intelmpi", version=version)
-    assert "msmpi" in add_sw and "intelmpi" not in add_sw
+    with pytest.warns(
+        UserWarning, match="Due to incompatibilities between this MAPDL version"
+    ):
+        add_sw = set_MPI_additional_switches("-mpi intelmpi", version=version)
+        assert "msmpi" in add_sw and "intelmpi" not in add_sw
 
-    add_sw = set_MPI_additional_switches("-mpi INTELMPI", version=version)
-    assert "msmpi" in add_sw and "INTELMPI" not in add_sw
+    with pytest.warns(
+        UserWarning, match="Due to incompatibilities between this MAPDL version"
+    ):
+        add_sw = set_MPI_additional_switches("-mpi INTELMPI", version=version)
+        assert "msmpi" in add_sw and "INTELMPI" not in add_sw
 
 
 @requires("ansys-tools-path")
-@requires("local")
 @pytest.mark.parametrize("path_data", paths)
 def test_version_from_path(path_data):
     exec_file, version = path_data
     assert version_from_path("mapdl", exec_file) == version
 
 
 @requires("ansys-tools-path")
-@requires("local")
 def test_catch_version_from_path():
     with pytest.raises(RuntimeError):
         version_from_path("mapdl", "abc")
 
 
+@pytest.mark.parametrize(
+    "path,version,raises",
+    [
+        ["/ansys_inc/v221/ansys/bin/ansys221", 22.1, None],
+        ["/ansys_inc/v222/ansys/bin/mapdl", 22.2, None],
+        ["/usr/ansys_inc/v231/ansys/bin/mapdl", 23.1, None],
+        ["/usr/ansys_inc/v232/ansys/bin/mapdl", 23.2, None],
+        ["/usr/ansys_inc/v241/ansys/bin/mapdl", 24.1, None],
+        ["/ansysinc/v242/ansys/bin/ansys2", 24.2, ValueError],
+        ["/ansysinc/v242/ansys/bin/mapdl", 24.2, ValueError],
+    ],
+)
 @requires("ansys-tools-path")
-@requires("local")
-@requires("linux")
-def test_find_mapdl_linux():
-    # assuming ansys is installed, should be able to find it on linux
-    # without env var
+def test_find_mapdl_linux(my_fs, path, version, raises):
+    my_fs.os = OSType.LINUX
+    my_fs.create_file(path)
+
     bin_file, ver = pymapdl.launcher.find_mapdl()
-    assert os.path.isfile(bin_file)
-    assert isinstance(ver, float)
+
+    if raises:
+        assert not bin_file
+        assert not ver
+
+    else:
+        assert bin_file.startswith(path.replace("mapdl", ""))
+        assert isinstance(ver, float)
+        assert ver == version
 
 
 @requires("ansys-tools-path")
-@requires("local")
-def test_invalid_mode(mapdl, cleared):
+@patch("psutil.cpu_count", lambda *args, **kwargs: 2)
+@patch("ansys.mapdl.core.launcher._is_ubuntu", lambda *args, **kwargs: True)
+@patch("ansys.mapdl.core.launcher.get_process_at_port", lambda *args, **kwargs: None)
+def test_invalid_mode(mapdl, my_fs, cleared, monkeypatch):
+    monkeypatch.delenv("PYMAPDL_START_INSTANCE", False)
+    monkeypatch.delenv("PYMAPDL_IP", False)
+    monkeypatch.delenv("PYMAPDL_PORT", False)
+
+    my_fs.create_file("/ansys_inc/v241/ansys/bin/ansys241")
     with pytest.raises(ValueError):
-        exec_file = find_mapdl(installed_mapdl_versions[0])[0]
+        exec_file = find_mapdl()[0]
         pymapdl.launch_mapdl(
             exec_file, port=mapdl.port + 1, mode="notamode", start_timeout=start_timeout
         )
 
 
 @requires("ansys-tools-path")
-@requires("local")
-@pytest.mark.skipif(not os.path.isfile(V150_EXEC), reason="Requires v150")
-def test_old_version(mapdl, cleared):
-    exec_file = find_mapdl("150")[0]
-    with pytest.raises(ValueError):
+@pytest.mark.parametrize("version", [120, 170, 190])
+@patch("psutil.cpu_count", lambda *args, **kwargs: 2)
+@patch("ansys.mapdl.core.launcher._is_ubuntu", lambda *args, **kwargs: True)
+@patch("ansys.mapdl.core.launcher.get_process_at_port", lambda *args, **kwargs: None)
+def test_old_version_not_version(mapdl, my_fs, cleared, monkeypatch, version):
+    monkeypatch.delenv("PYMAPDL_START_INSTANCE", False)
+    monkeypatch.delenv("PYMAPDL_IP", False)
+    monkeypatch.delenv("PYMAPDL_PORT", False)
+
+    exec_file = f"/ansys_inc/v{version}/ansys/bin/ansys{version}"
+    my_fs.create_file(exec_file)
+    assert exec_file == find_mapdl()[0]
+
+    with pytest.raises(
+        ValueError, match="The MAPDL gRPC interface requires MAPDL 20.2 or later"
+    ):
+        pymapdl.launch_mapdl(
+            exec_file=exec_file,
+            port=mapdl.port + 1,
+            mode="grpc",
+            start_timeout=start_timeout,
+        )
+
+
+@requires("ansys-tools-path")
+@pytest.mark.parametrize("version", [203, 213, 351])
+@patch("psutil.cpu_count", lambda *args, **kwargs: 2)
+@patch("ansys.mapdl.core.launcher._is_ubuntu", lambda *args, **kwargs: True)
+@patch("ansys.mapdl.core.launcher.get_process_at_port", lambda *args, **kwargs: None)
+def test_not_valid_versions(mapdl, my_fs, cleared, monkeypatch, version):
+    monkeypatch.delenv("PYMAPDL_START_INSTANCE", False)
+    monkeypatch.delenv("PYMAPDL_IP", False)
+    monkeypatch.delenv("PYMAPDL_PORT", False)
+
+    exec_file = f"/ansys_inc/v{version}/ansys/bin/ansys{version}"
+    my_fs.create_file(exec_file)
+
+    assert exec_file == find_mapdl()[0]
+    with pytest.raises(ValueError, match="MAPDL version must be one of the following"):
         pymapdl.launch_mapdl(
-            exec_file, port=mapdl.port + 1, mode="console", start_timeout=start_timeout
+            exec_file=exec_file,
+            port=mapdl.port + 1,
+            mode="grpc",
+            start_timeout=start_timeout,
         )
 
 
@@ -244,7 +312,6 @@ def test_license_type_keyword_names(monkeypatch, license_name):
     assert f"-p {license_name}" in args["additional_switches"]
 
 
-# @requires("local")
 @pytest.mark.parametrize("license_name", LICENSES)
 def test_license_type_additional_switch(license_name):
     args = launch_mapdl(
@@ -721,7 +788,7 @@ def test_get_slurm_options(set_env_var_context, validation):
     ],
 )
 def test_slurm_ram(monkeypatch, ram, expected, context):
-    monkeypatch.setenv("SLURM_MEM_PER_NODE", ram)
+    monkeypatch.setenv("SLURM_MEM_PER_NODE", str(ram))
     monkeypatch.setenv("PYMAPDL_MAPDL_EXEC", "asdf/qwer/poiu")
 
     args = {
@@ -1208,7 +1275,7 @@ def test_launch_grpc(tmpdir, launch_on_hpc):
 @pytest.mark.parametrize("env", [None, 3, 10])
 def test_get_cpus(monkeypatch, arg, env):
     if env:
-        monkeypatch.setenv("PYMAPDL_NPROC", env)
+        monkeypatch.setenv("PYMAPDL_NPROC", str(env))
 
     context = NullContext()
     cores_machine = psutil.cpu_count(logical=False)  # it is patched
@@ -1440,7 +1507,7 @@ def test_launch_on_hpc_not_found_ansys(mck_sc, mck_lgrpc, mck_kj, monkeypatch):
 
 def test_launch_on_hpc_exception_launch_mapdl(monkeypatch):
     monkeypatch.delenv("PYMAPDL_START_INSTANCE", False)
-    exec_file = "path/to/mapdl/v242/executable/ansys242"
+    exec_file = "path/to/mapdl/v242/ansys/bin/executable/ansys242"
 
     process = get_fake_process("ERROR")
 
@@ -1475,7 +1542,7 @@ def test_launch_on_hpc_exception_launch_mapdl(monkeypatch):
 
 def test_launch_on_hpc_exception_successfull_sbatch(monkeypatch):
     monkeypatch.delenv("PYMAPDL_START_INSTANCE", False)
-    exec_file = "path/to/mapdl/v242/executable/ansys242"
+    exec_file = "path/to/mapdl/v242/ansys/bin/executable/ansys242"
 
     def raise_exception(*args, **kwargs):
         raise Exception("Fake exception when launching MAPDL")
@@ -1603,7 +1670,7 @@ def test_get_port(monkeypatch, port, port_envvar, start_instance, port_busy, res
 
     monkeypatch.delenv("PYMAPDL_PORT", False)
     if port_envvar:
-        monkeypatch.setenv("PYMAPDL_PORT", port_envvar)
+        monkeypatch.setenv("PYMAPDL_PORT", str(port_envvar))
 
     # Testing
     if port_busy:
@@ -1706,7 +1773,7 @@ def test_get_version_version_error(monkeypatch):
 
 @pytest.mark.parametrize("version", [211, 221, 232])
 def test_get_version_env_var(monkeypatch, version):
-    monkeypatch.setenv("PYMAPDL_MAPDL_VERSION", version)
+    monkeypatch.setenv("PYMAPDL_MAPDL_VERSION", str(version))
 
     assert version == get_version(None)
     assert version != get_version(241)