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import pytest
import sys
import os

# Add parent directory to path to import app modules
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

class TestSOAPGeneration:
    """Test SOAP note generation functionality"""
    
    def test_generate_soap_note_with_valid_input(self, sample_medical_text):
        """Test SOAP generation with valid medical text"""
        # Mock the generate_soap_note function since it requires the model
        def mock_generate_soap_note(text, include_timestamp=True):
            if not text.strip():
                return "❌ Please enter some medical notes to process."
            
            # Return a mock SOAP note
            return """
SUBJECTIVE:
45-year-old male presents with chief complaint of chest pain for 2 hours.

OBJECTIVE:
Vital Signs: BP 150/90, HR 110, RR 22, O2 Sat 96%
Physical exam shows patient appears anxious and diaphoretic.

ASSESSMENT:
Acute chest pain, rule out myocardial infarction

PLAN:
1. EKG
2. Cardiac enzymes
3. Chest X-ray
4. Aspirin 325mg
            """
        
        result = mock_generate_soap_note(sample_medical_text)
        
        assert "SUBJECTIVE:" in result
        assert "OBJECTIVE:" in result
        assert "ASSESSMENT:" in result
        assert "PLAN:" in result
        assert "45-year-old male" in result

    def test_generate_soap_note_empty_input(self):
        """Test SOAP generation with empty input"""
        def mock_generate_soap_note(text, include_timestamp=True):
            if not text.strip():
                return "❌ Please enter some medical notes to process."
            return "Valid SOAP note"
        
        result = mock_generate_soap_note("")
        assert "❌ Please enter some medical notes to process." in result

    def test_generate_soap_note_whitespace_only(self):
        """Test SOAP generation with whitespace only"""
        def mock_generate_soap_note(text, include_timestamp=True):
            if not text.strip():
                return "❌ Please enter some medical notes to process."
            return "Valid SOAP note"
        
        result = mock_generate_soap_note("   \n\t   ")
        assert "❌ Please enter some medical notes to process." in result

    def test_soap_note_structure(self, sample_medical_text):
        """Test that generated SOAP notes have proper structure"""
        def mock_generate_soap_note(text, include_timestamp=True):
            return """
SUBJECTIVE:
Patient reports chest pain.

OBJECTIVE:
Vital signs stable.

ASSESSMENT:
Chest pain evaluation.

PLAN:
Further testing recommended.
            """
        
        result = mock_generate_soap_note(sample_medical_text)
        lines = result.strip().split('\n')
        
        # Check that SOAP sections are present and in order
        soap_sections = []
        for line in lines:
            if line.strip().endswith(':') and line.strip() in ['SUBJECTIVE:', 'OBJECTIVE:', 'ASSESSMENT:', 'PLAN:']:
                soap_sections.append(line.strip())
        
        expected_order = ['SUBJECTIVE:', 'OBJECTIVE:', 'ASSESSMENT:', 'PLAN:']
        assert soap_sections == expected_order