Added simple PSA import test

Just validates that the actions get imported.

tests/psa_import_test.py

@@ -0,0 +1,39 @@
+import bpy
+import pytest
+
+SHREK_PSK_FILEPATH = 'tests/data/Shrek.psk'
+SHREK_PSA_FILEPATH = 'tests/data/Shrek.psa'
+
+
+@pytest.fixture(autouse=True)
+def run_before_and_after_Tests(tmpdir):
+    # Setup: Run before the tests
+    bpy.ops.wm.read_homefile(app_template='')
+    yield
+    # Teardown: Run after the tests
+    pass
+
+
+def test_psa_import_all():
+    assert bpy.ops.psk.import_file(
+        filepath=SHREK_PSK_FILEPATH,
+        components='ALL',
+        ) == {'FINISHED'}, "PSK import failed."
+
+    armature_object = bpy.data.objects.get('Shrek', None)
+    assert armature_object is not None, "Armature object not found in the scene."
+    assert armature_object.type == 'ARMATURE', "Object is not of type ARMATURE."
+
+    # Select the armature object
+    bpy.context.view_layer.objects.active = armature_object
+    armature_object.select_set(True)
+
+    # Import the associated PSA file with import_all operator.
+    assert bpy.ops.psa.import_all(
+        filepath=SHREK_PSA_FILEPATH
+        ) == {'FINISHED'}, "PSA import failed."
+    
+    # TODO: More thorough tests on the imported data for the animations.
+    EXPECTED_ACTION_COUNT = 135
+    assert len(bpy.data.actions) == EXPECTED_ACTION_COUNT, \
+        f"Expected {EXPECTED_ACTION_COUNT} actions, but found {len(bpy.data.actions)}."

tests/psk_import_test.py

@@ -23,6 +23,7 @@ def test_psk_import_all():
 
     armature_object = bpy.data.objects.get('Suzanne', None)
 
+    assert armature_object is not None, "Armature object not found in the scene"
     assert armature_object.type == 'ARMATURE', "Armature object type should be ARMATURE"
     assert armature_object is not None, "Armature object not found in the scene"
     assert len(armature_object.children) == 1, "Armature object should have one child"