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https://github.com/Sosokker/Calculator-for-Matrix-and-Algebra.git
synced 2025-12-18 20:54:05 +01:00
55 lines
1.8 KiB
Python
55 lines
1.8 KiB
Python
import sys
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import pytest
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sys.path.append('..')
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from src.preparer.PrepareExpression import PrepareExpression
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def test_add_asterisks():
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preparer = PrepareExpression()
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# Test case 1: Single level parentheses
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expression1 = "(1+2)(3+4)"
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result1 = preparer.add_asterisks(expression1)
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assert result1 == "(1+2)*(3+4)"
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# Test case 2: Nested parentheses
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expression2 = "(1+2(2+3(3+4)))"
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result2 = preparer.add_asterisks(expression2)
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assert result2 == "(1+2*(2+3*(3+4)))"
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def test_fix_mismatched_parentheses():
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preparer = PrepareExpression()
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# Test case 1: Fixing a single mismatched closing parenthesis
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expression1 = "(((1+2)+3)+4))"
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fixed_expression1 = preparer.fix_mismatched_parentheses(expression1)
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assert fixed_expression1 == "(((1+2)+3)+4)"
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# Test case 2: Fixing a single mismatched opening parenthesis
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expression2 = "(((1+2)+3)+4"
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fixed_expression2 = preparer.fix_mismatched_parentheses(expression2)
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assert fixed_expression2 == "(((1+2)+3)+4)"
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# Test case 3: Fixing multiple mismatched parentheses
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expression3 = "(((1+2)+3)+4))"
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fixed_expression3 = preparer.fix_mismatched_parentheses(expression3)
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assert fixed_expression3 == "(((1+2)+3)+4)"
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# Test case 4: No mismatched parentheses
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expression4 = "(((1+2)+3)+4)"
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fixed_expression4 = preparer.fix_mismatched_parentheses(expression4)
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assert fixed_expression4 == "(((1+2)+3)+4)"
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def test_combined_methods():
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preparer = PrepareExpression()
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# Test case 1: Combined methods: add_asterisks + fix_mismatched_parentheses
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expression1 = "(((1+2)+3)+4))"
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result1 = preparer.add_asterisks(expression1)
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fixed_result1 = preparer.fix_mismatched_parentheses(result1)
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assert fixed_result1 == "(((1+2)+3)+4)"
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if __name__ == '__main__':
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pytest.main()
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