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import sys
import mymath_pybind11.bindings as mymath
import numpy as np
import pytest
def test_dot():
v1 = [1.0, 2, 3, -5.5, 42]
v2 = [-3.2, 0, 13, 6, -3.14]
result = mymath.dot(vector1=v1, vector2=v2)
assert pytest.approx(result) == np.dot(v1, v2)
def test_normalize():
v = [1.0, 2, 3, -5.5, 42]
result = mymath.normalize(data=v)
assert pytest.approx(result) == np.array(v) / np.linalg.norm(v)
def test_dot_numpy():
v1 = np.array([1.0, 2, 3, -5.5, 42])
v2 = np.array([-3.2, 0, 13, 6, -3.14])
result = mymath.dot(vector1=v1, vector2=v2)
assert pytest.approx(result) == np.dot(v1, v2)
def test_normalize_numpy():
v = np.array([1.0, 2, 3, -5.5, 42])
result = mymath.normalize_numpy(data=v)
assert isinstance(result, np.ndarray)
assert pytest.approx(result) == np.array(v) / np.linalg.norm(v)
@pytest.mark.skipif(
sys.platform == "win32", reason="fails with the error: access violation"
)
def test_assertion():
v1 = np.array([1.0, 2, 3, -5.5])
v2 = np.array([42.0])
with pytest.raises(RuntimeError):
_ = mymath.dot(vector1=v1, vector2=v2)
@pytest.mark.skipif(
sys.version_info < (3, 7), reason="capture_output and text require Python 3.7"
)
def test_executable():
import subprocess
result = subprocess.run("print_answer_pybind11", capture_output=True, text=True)
assert result.stdout.strip() == "42"
result = subprocess.run(
[sys.executable, "-m", "mymath_pybind11.bin", "print_answer_pybind11"],
capture_output=True,
text=True,
)
assert result.stdout.strip() == "42"
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