| import math |
|
|
| import pytest |
| from collections import OrderedDict |
| from unittest.mock import patch, MagicMock |
|
|
| mock_nodes = MagicMock() |
| mock_nodes.MAX_RESOLUTION = 16384 |
| mock_server = MagicMock() |
|
|
| with patch.dict("sys.modules", {"nodes": mock_nodes, "server": mock_server}): |
| from comfy_extras.nodes_math import MathExpressionNode |
|
|
|
|
| class TestMathExpressionExecute: |
| @staticmethod |
| def _exec(expression: str, **kwargs) -> object: |
| values = OrderedDict(kwargs) |
| return MathExpressionNode.execute(expression, values) |
|
|
| def test_addition(self): |
| result = self._exec("a + b", a=3, b=4) |
| assert result[0] == 7.0 |
| assert result[1] == 7 |
|
|
| def test_subtraction(self): |
| result = self._exec("a - b", a=10, b=3) |
| assert result[0] == 7.0 |
| assert result[1] == 7 |
|
|
| def test_multiplication(self): |
| result = self._exec("a * b", a=3, b=5) |
| assert result[0] == 15.0 |
| assert result[1] == 15 |
|
|
| def test_division(self): |
| result = self._exec("a / b", a=10, b=4) |
| assert result[0] == 2.5 |
| assert result[1] == 2 |
|
|
| def test_single_input(self): |
| result = self._exec("a * 2", a=5) |
| assert result[0] == 10.0 |
| assert result[1] == 10 |
|
|
| def test_three_inputs(self): |
| result = self._exec("a + b + c", a=1, b=2, c=3) |
| assert result[0] == 6.0 |
| assert result[1] == 6 |
|
|
| def test_float_inputs(self): |
| result = self._exec("a + b", a=1.5, b=2.5) |
| assert result[0] == 4.0 |
| assert result[1] == 4 |
|
|
| def test_mixed_int_float_inputs(self): |
| result = self._exec("a * b", a=1024, b=1.5) |
| assert result[0] == 1536.0 |
| assert result[1] == 1536 |
|
|
| def test_mixed_resolution_scale(self): |
| result = self._exec("a * b", a=512, b=0.75) |
| assert result[0] == 384.0 |
| assert result[1] == 384 |
|
|
| def test_sum_values_array(self): |
| result = self._exec("sum(values)", a=1, b=2, c=3) |
| assert result[0] == 6.0 |
|
|
| def test_sum_variadic(self): |
| result = self._exec("sum(a, b, c)", a=1, b=2, c=3) |
| assert result[0] == 6.0 |
|
|
| def test_min_values(self): |
| result = self._exec("min(values)", a=5, b=2, c=8) |
| assert result[0] == 2.0 |
|
|
| def test_max_values(self): |
| result = self._exec("max(values)", a=5, b=2, c=8) |
| assert result[0] == 8.0 |
|
|
| def test_abs_function(self): |
| result = self._exec("abs(a)", a=-7) |
| assert result[0] == 7.0 |
| assert result[1] == 7 |
|
|
| def test_sqrt(self): |
| result = self._exec("sqrt(a)", a=16) |
| assert result[0] == 4.0 |
| assert result[1] == 4 |
|
|
| def test_ceil(self): |
| result = self._exec("ceil(a)", a=2.3) |
| assert result[0] == 3.0 |
| assert result[1] == 3 |
|
|
| def test_floor(self): |
| result = self._exec("floor(a)", a=2.7) |
| assert result[0] == 2.0 |
| assert result[1] == 2 |
|
|
| def test_sin(self): |
| result = self._exec("sin(a)", a=0) |
| assert result[0] == 0.0 |
|
|
| def test_log10(self): |
| result = self._exec("log10(a)", a=100) |
| assert result[0] == 2.0 |
| assert result[1] == 2 |
|
|
| def test_float_output_type(self): |
| result = self._exec("a + b", a=1, b=2) |
| assert isinstance(result[0], float) |
|
|
| def test_int_output_type(self): |
| result = self._exec("a + b", a=1, b=2) |
| assert isinstance(result[1], int) |
|
|
| def test_non_numeric_result_raises(self): |
| with pytest.raises(ValueError, match="must evaluate to a numeric result"): |
| self._exec("'hello'", a=42) |
|
|
| def test_undefined_function_raises(self): |
| with pytest.raises(Exception, match="not defined"): |
| self._exec("str(a)", a=42) |
|
|
| def test_boolean_result_raises(self): |
| with pytest.raises(ValueError, match="got bool"): |
| self._exec("a > b", a=5, b=3) |
|
|
| def test_empty_expression_raises(self): |
| with pytest.raises(ValueError, match="Expression cannot be empty"): |
| self._exec("", a=1) |
|
|
| def test_whitespace_only_expression_raises(self): |
| with pytest.raises(ValueError, match="Expression cannot be empty"): |
| self._exec(" ", a=1) |
|
|
| |
|
|
| def test_round(self): |
| result = self._exec("round(a)", a=2.7) |
| assert result[0] == 3.0 |
| assert result[1] == 3 |
|
|
| def test_round_with_ndigits(self): |
| result = self._exec("round(a, 2)", a=3.14159) |
| assert result[0] == pytest.approx(3.14) |
|
|
| def test_pow(self): |
| result = self._exec("pow(a, b)", a=2, b=10) |
| assert result[0] == 1024.0 |
| assert result[1] == 1024 |
|
|
| def test_log(self): |
| result = self._exec("log(a)", a=math.e) |
| assert result[0] == pytest.approx(1.0) |
|
|
| def test_log2(self): |
| result = self._exec("log2(a)", a=8) |
| assert result[0] == pytest.approx(3.0) |
|
|
| def test_cos(self): |
| result = self._exec("cos(a)", a=0) |
| assert result[0] == 1.0 |
|
|
| def test_tan(self): |
| result = self._exec("tan(a)", a=0) |
| assert result[0] == 0.0 |
|
|
| |
|
|
| def test_int_converter(self): |
| result = self._exec("int(a / b)", a=7, b=2) |
| assert result[1] == 3 |
|
|
| def test_float_converter(self): |
| result = self._exec("float(a)", a=5) |
| assert result[0] == 5.0 |
|
|
| |
|
|
| def test_division_by_zero_raises(self): |
| with pytest.raises(ZeroDivisionError): |
| self._exec("a / b", a=1, b=0) |
|
|
| def test_sqrt_negative_raises(self): |
| with pytest.raises(ValueError, match="math domain error"): |
| self._exec("sqrt(a)", a=-1) |
|
|
| def test_overflow_inf_raises(self): |
| with pytest.raises(ValueError, match="non-finite result"): |
| self._exec("a * b", a=1e308, b=10) |
|
|
| def test_pow_huge_exponent_raises(self): |
| with pytest.raises(ValueError, match="Exponent .* exceeds maximum"): |
| self._exec("pow(a, b)", a=10, b=10000000) |
|
|
