add attributes test

Author: keenan-simpson

cuda_core/tests/test_memory.py

@@ -259,12 +259,6 @@ def test_mempool():
     dst_buffer.close()
     src_buffer.close()
 
-    # Test pool attributes
-    used_mem = mr.used_mem_current
-    assert used_mem >= 0
-    reserved_mem = mr.reserved_mem_current
-    assert reserved_mem >= 0
-
     # Test error cases
     with pytest.raises(NotImplementedError, match="directly creating a Mempool object is not supported"):
         Mempool()
@@ -287,6 +281,53 @@ def test_mempool():
     buffer.close()
 
 
+@pytest.mark.parametrize(
+    "property_name,expected_type",
+    [
+        ("reuse_follow_event_dependencies", bool),
+        ("reuse_allow_opportunistic", bool),
+        ("reuse_allow_internal_dependencies", bool),
+        ("release_threshold", int),
+        ("reserved_mem_current", int),
+        ("reserved_mem_high", int),
+        ("used_mem_current", int),
+        ("used_mem_high", int),
+    ],
+)
+def test_mempool_properties(property_name, expected_type):
+    """Test all properties of the Mempool class."""
+    device = Device()
+    device.set_current()
+    pool_size = 2097152  # 2MB size
+    mr = Mempool.create(device.device_id, pool_size, enable_ipc=False)
+
+    # Get the property value
+    value = getattr(mr, property_name)
+
+    # Test type
+    assert isinstance(value, expected_type), f"{property_name} should return {expected_type}, got {type(value)}"
+
+    # Test value constraints
+    if expected_type is int:
+        assert value >= 0, f"{property_name} should be non-negative"
+
+    # Test memory usage properties with actual allocations
+    if property_name in ["reserved_mem_current", "used_mem_current"]:
+        # Allocate some memory and check if values increase
+        initial_value = value
+        buffer = mr.allocate(1024)
+        new_value = getattr(mr, property_name)
+        assert new_value >= initial_value, f"{property_name} should increase or stay same after allocation"
+        buffer.close()
+
+    # Test high watermark properties
+    if property_name in ["reserved_mem_high", "used_mem_high"]:
+        # High watermark should never be less than current
+        current_prop = property_name.replace("_high", "_current")
+        current_value = getattr(mr, current_prop)
+        assert value >= current_value, f"{property_name} should be >= {current_prop}"
+
+
 def mempool_child_process(importer, queue):
     try:
         device = Device()