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HowToSD-ComfyUI-Pt-Wrapper/tests/pytorch_wrapper/ptn_residual_connection_model_test.py
2025-04-06 18:18:44 -07:00

69 lines
2.4 KiB
Python

import os
import sys
import unittest
import torch
import torch.nn as nn
PROJECT_ROOT = os.path.realpath(os.path.join(os.path.dirname(__file__), "..", ".."))
MODULE_ROOT = os.path.join(PROJECT_ROOT, "modules")
sys.path.append(MODULE_ROOT)
from pytorch_wrapper.ptn_residual_connection_model import PtnResidualConnectionModel
class TestPtnResidualConnectionModel(unittest.TestCase):
def setUp(self) -> None:
"""Set up test instance with dummy model."""
self.node = PtnResidualConnectionModel()
class DummyModel(nn.Module):
def __init__(self):
super().__init__()
self.layer = nn.Linear(3, 3, bias=False)
self.layer.weight = nn.Parameter(torch.eye(3) * 0.2, requires_grad=True)
def forward(self, x: torch.Tensor) -> torch.Tensor:
return self.layer(x)
self.model = DummyModel()
self.closure = nn.ReLU()
def test_forward_pass(self) -> None:
"""Test forward pass with residual addition and closure."""
model, = self.node.f(self.model, self.closure)
input_tensor = torch.tensor([[1.0, 0.0, -1.0]], dtype=torch.float32)
# model(input) = 0.2 * input = [0.2, 0.0, -0.2]
# residual + model(input) = [1.2, 0.0, -1.2]
# ReLU: [1.2, 0.0, 0.0]
expected_output = torch.tensor([[1.2, 0.0, 0.0]], dtype=torch.float32)
output = model(input_tensor)
self.assertIsInstance(output, torch.Tensor)
self.assertEqual(output.shape, expected_output.shape)
self.assertTrue(torch.allclose(output, expected_output, atol=1e-6),
f"Expected {expected_output}, got {output}")
def test_forward_pass_no_closure(self) -> None:
"""Test forward pass with residual addition without closure."""
model, = self.node.f(self.model, None)
input_tensor = torch.tensor([[1.0, 0.0, -1.0]], dtype=torch.float32)
# model(input) = 0.2 * input = [0.2, 0.0, -0.2]
# residual + model(input) = [1.2, 0.0, -1.2]
expected_output = torch.tensor([[1.2, 0.0, -1.2]], dtype=torch.float32)
output = model(input_tensor)
self.assertIsInstance(output, torch.Tensor)
self.assertEqual(output.shape, expected_output.shape)
self.assertTrue(torch.allclose(output, expected_output, atol=1e-6),
f"Expected {expected_output}, got {output}")
if __name__ == "__main__":
unittest.main()