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FusionAGI/tests/test_gpu_attention.py
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feat: GPU/TensorCore integration — TensorFlow backend, GPU-accelerated reasoning, training, and memory
- New fusionagi/gpu/ module with TensorBackend protocol abstraction
  - TensorFlowBackend: GPU-accelerated ops with TensorCore mixed-precision
  - NumPyBackend: CPU fallback (always available, no extra deps)
  - Auto-selects best available backend at runtime

- GPU-accelerated operations:
  - Cosine similarity matrix (batched, XLA-compiled)
  - Multi-head attention for consensus scoring
  - Batch hypothesis scoring on GPU
  - Semantic similarity search (pairwise, nearest-neighbor, deduplication)

- New TensorFlowAdapter (fusionagi/adapters/):
  - LLMAdapter for local TF/Keras model inference
  - TensorCore mixed-precision support
  - GPU-accelerated embedding synthesis fallback

- Reasoning pipeline integration:
  - gpu_scoring.py: drop-in GPU replacement for multi_path scoring
  - Super Big Brain: use_gpu config flag, GPU scoring when available

- Memory integration:
  - gpu_search.py: GPU-accelerated semantic search for SemanticGraphMemory

- Self-improvement integration:
  - gpu_training.py: gradient-based heuristic weight optimization
  - Reflective memory training loop with loss tracking

- Dependencies: gpu extra (tensorflow>=2.16, numpy>=1.26)
- 64 new tests (276 total), all passing
- Architecture spec: docs/gpu_tensorcore_integration.md

Co-Authored-By: Nakamoto, S <defi@defi-oracle.io>
2026-04-28 05:05:50 +00:00

90 lines
2.6 KiB
Python

"""Tests for fusionagi.gpu.tensor_attention."""
import pytest
from fusionagi.gpu.backend import reset_backend, get_backend
from fusionagi.gpu.tensor_attention import (
attention_consensus,
cross_claim_attention,
)
@pytest.fixture(autouse=True)
def _use_numpy():
reset_backend()
get_backend(force="numpy")
yield
reset_backend()
class TestAttentionConsensus:
def test_empty(self):
result = attention_consensus([], "query")
assert result["head_scores"] == []
assert result["consensus_score"] == 0.0
def test_single_head(self):
result = attention_consensus(
[["the sky is blue"]],
"what color is the sky",
)
assert len(result["head_scores"]) == 1
assert isinstance(result["consensus_score"], float)
def test_multiple_heads(self):
result = attention_consensus(
[
["the sky is blue", "water is wet"],
["security is important"],
["cost should be minimized"],
],
"what should we do about the project",
)
assert len(result["head_scores"]) == 3
assert 0.0 <= result["consensus_score"] <= 1.0
def test_with_weights(self):
result = attention_consensus(
[["claim a"], ["claim b"]],
"query",
head_weights=[2.0, 0.5],
)
assert len(result["head_scores"]) == 2
def test_empty_claims(self):
result = attention_consensus(
[[], []],
"query",
)
assert len(result["head_scores"]) == 2
assert result["head_scores"] == [0.0, 0.0]
class TestCrossClaimAttention:
def test_empty(self):
result = cross_claim_attention([])
assert result["similarity_matrix"] == []
assert result["conflict_pairs"] == []
def test_single(self):
result = cross_claim_attention(["only one claim"])
assert result["similarity_matrix"] == []
def test_two_claims(self):
result = cross_claim_attention(["claim one", "claim two"])
assert len(result["similarity_matrix"]) == 2
assert len(result["similarity_matrix"][0]) == 2
def test_self_similarity_high(self):
result = cross_claim_attention(["same text", "same text"])
sim = result["similarity_matrix"]
assert sim[0][0] > 0.9
assert sim[1][1] > 0.9
def test_conflict_detection(self):
result = cross_claim_attention([
"the project is very safe and reliable",
"completely unrelated topic about food and cooking",
])
assert isinstance(result["conflict_pairs"], list)