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sentiment-engine/sentiment_engine/tests/unit/test_nlp_pipeline.py

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Python

"""Tests for NLP processing pipeline"""
import pytest
from unittest.mock import AsyncMock, MagicMock, patch
from sentiment_engine.nlp.entity_extraction import EntityExtractor, AssetMapper
from sentiment_engine.nlp.sentiment_emotion import SentimentEmotionAnalyzer
from sentiment_engine.nlp.event_classification import EventClassifier, EventType
from sentiment_engine.nlp.temporal import TemporalAnchorer
from sentiment_engine.nlp.credibility import CredibilityScorer
from sentiment_engine.nlp.pipeline import NLPProcessingPipeline
from sentiment_engine.schemas.payload import NormalizedPayload, SourceType, AssetMention
from sentiment_engine.schemas.processed import ProcessedItem, EntityExtraction, SentimentScores, EmotionScores, EventClassification, TemporalAnchor, CredibilityScore
class TestAssetMapper:
"""Tests for AssetMapper"""
def test_map_known_ticker(self):
mapper = AssetMapper()
asset_id, confidence = mapper.map_ticker("BTC")
assert asset_id == "BTC"
assert confidence >= 0.9
def test_map_alias(self):
mapper = AssetMapper()
asset_id, confidence = mapper.map_ticker("VITALIK")
assert asset_id == "ETH"
assert confidence >= 0.7
def test_map_unknown_ticker(self):
mapper = AssetMapper()
asset_id, confidence = mapper.map_ticker("UNKNOWNTICKER")
assert asset_id == "UNKNOWNTICKER"
assert confidence == 0.5
def test_map_contract(self):
mapper = AssetMapper()
asset_id, confidence, chain = mapper.map_contract("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2")
assert asset_id == "ETH"
assert confidence >= 0.9
assert chain == "ethereum"
def test_resolve_aliases(self):
mapper = AssetMapper()
results = mapper.resolve_alias("Vitalik Buterin says ETH will moon")
assert any(r[1] == "ETH" for r in results)
class TestEntityExtractor:
"""Tests for EntityExtractor"""
@pytest.fixture
def extractor(self):
return EntityExtractor()
def test_extract_tickers(self, extractor):
text = "BTC and ETH are pumping hard"
mentions = extractor.extract_tickers(text)
assert len(mentions) == 2
asset_ids = [m.asset_id for m in mentions]
assert "BTC" in asset_ids
assert "ETH" in asset_ids
def test_extract_tickers_filters_false_positives(self, extractor):
text = "THE CEO OF API COMPANY SAYS BTC"
mentions = extractor.extract_tickers(text)
asset_ids = [m.asset_id for m in mentions]
assert "THE" not in asset_ids
assert "CEO" not in asset_ids
assert "API" not in asset_ids
assert "BTC" in asset_ids
def test_extract_contracts(self, extractor):
text = "Send to 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"
mentions = extractor.extract_contracts(text)
assert len(mentions) == 1
assert mentions[0].asset_id == "ETH"
def test_extract_aliases(self, extractor):
text = "Vitalik says ETH to the moon"
mentions = extractor.extract_aliases(text)
assert len(mentions) >= 1
assert mentions[0].asset_id == "ETH"
def test_deduplication(self, extractor):
text = "BTC BTC BTC"
mentions = extractor.extract_tickers(text)
assert len(mentions) == 1
assert mentions[0].asset_id == "BTC"
@pytest.mark.asyncio
async def test_extract_all(self, extractor):
text = "BTC surges. Vitalik buys ETH. Send to 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"
entities = await extractor.extract_all(text)
asset_ids = [e.asset_id for e in entities]
assert "BTC" in asset_ids
assert "ETH" in asset_ids
assert asset_ids.count("ETH") >= 1
class TestSentimentEmotionAnalyzer:
"""Tests for SentimentEmotionAnalyzer"""
@pytest.fixture
def analyzer(self):
return SentimentEmotionAnalyzer()
def test_heuristic_emotions(self, analyzer):
# Test fear emotions
text = "Crash panic fear liquidation dump"
emotions = analyzer._heuristic_emotions(text)
assert emotions.fear > 0.5
assert emotions.anger == 0.0 # No anger keywords in this text
# Test greed emotions
text = "Buy buy buy accumulate load bag stack moon lambo hodl fomo"
emotions = analyzer._heuristic_emotions(text)
assert emotions.greed > 0.5
assert emotions.joy > 0
def test_compute_intensity(self, analyzer):
text = "CRASH!!! BTC dumping hard!!!"
intensity = analyzer.compute_intensity(text)
assert intensity > 0.5
class TestEventClassifier:
"""Tests for EventClassifier"""
@pytest.fixture
def classifier(self):
return EventClassifier()
def test_classify_listing(self, classifier):
text = "Binance will list new token ABC tomorrow"
events = classifier._classify_sync(text, ["ABC"])
assert len(events) >= 1
assert events[0].event_type == EventType.LISTING
def test_classify_hack(self, classifier):
text = "Exchange hacked, millions stolen in exploit"
events = classifier._classify_sync(text, ["BTC"])
assert len(events) >= 1
assert events[0].event_type == EventType.HACK
def test_classify_regulatory(self, classifier):
text = "SEC investigation into crypto exchange"
events = classifier._classify_sync(text, ["BTC"])
assert len(events) >= 1
assert events[0].event_type == EventType.REGULATORY
def test_estimate_severity(self, classifier):
text = "Major hack, massive exploit, emergency"
events = classifier._classify_sync(text, ["BTC"])
assert events[0].severity > 0.8
class TestTemporalAnchorer:
"""Tests for TemporalAnchorer"""
@pytest.fixture
def anchorer(self):
return TemporalAnchorer()
def test_detect_horizon_immediate(self, anchorer):
text = "Breaking: BTC just crashed now!"
anchor = anchorer.anchor(text, None)
assert anchor.time_horizon == "immediate"
assert anchor.is_breaking is True
def test_detect_horizon_near(self, anchorer):
text = "Earnings report today, expecting big move"
anchor = anchorer.anchor(text, None)
assert anchor.time_horizon == "near"
def test_detect_scheduled(self, anchorer):
text = "Scheduled for 2024-01-15"
anchor = anchorer.anchor(text, None)
assert anchor.is_scheduled is True
def test_compute_recency_weight(self, anchorer):
import time
now = time.time()
# Recent
weight = anchorer.compute_recency_weight(now - 60) # 1 min ago
assert weight > 0.9
# Old
weight = anchorer.compute_recency_weight(now - 86400) # 1 day ago
assert weight < 0.1
class TestCredibilityScorer:
"""Tests for CredibilityScorer"""
@pytest.fixture
def scorer(self):
return CredibilityScorer()
def test_score_source(self, scorer):
scorer.load_registry({"test_source": {"base_credibility": 0.8}})
assert scorer.score_source("test_source") == 0.8
assert scorer.score_source("unknown") == 0.5
def test_score_content_quality(self, scorer):
# Long, well-structured text (enough words to avoid penalty, needs >500 words for +0.1)
text = "This is a well-structured article with multiple sentences. It has proper grammar and punctuation. The content is informative and detailed. The market analysis shows strong fundamentals and technical indicators suggest bullish momentum continuing." * 15
score = scorer.score_content_quality(text, {})
assert score > 0.5
# Short, poorly structured text
text = "btc moon"
score = scorer.score_content_quality(text, {})
assert score < 0.5
def test_score_engagement_authenticity(self, scorer):
# Natural ratios
engagement = {"likes": 100, "retweets": 10, "replies": 5, "views": 1000}
score = scorer.score_engagement_authenticity(engagement, "social")
assert score > 0.5
# Suspicious ratios
engagement = {"likes": 1000, "retweets": 0, "replies": 0, "views": 100}
score = scorer.score_engagement_authenticity(engagement, "social")
assert score < 0.5
def test_compute_composite(self, scorer):
scorer.load_registry({"test": {"base_credibility": 0.8}})
credibility = scorer.compute_composite(
source_id="test",
text="Breaking news about BTC crash",
metadata={"source_type": "news", "engagement_metrics": {"likes": 100, "retweets": 10}},
asset_id="BTC",
event_type="hack",
recent_items=[{"source_id": "other"}]
)
assert 0.0 <= credibility.composite <= 1.0
class TestNLPProcessingPipeline:
"""Tests for NLPProcessingPipeline"""
@pytest.fixture
def pipeline(self):
return NLPProcessingPipeline()
@pytest.mark.asyncio
async def test_pipeline_initialization(self, pipeline):
await pipeline.initialize()
assert pipeline._initialized is True
@pytest.mark.asyncio
async def test_process_empty_payload(self, pipeline):
await pipeline.initialize()
# This would test the full pipeline but requires models loaded
# For now, just verify initialization works
assert pipeline._initialized is True