from pyodide_build import testing

run_in_pyodide = testing.run_in_pyodide(
    module_scope=True,
    packages=["scipy"],
    xfail_browsers={"chrome": "Times out in chrome"},
    driver_timeout=40,
)


@run_in_pyodide
def test_scipy_linalg():
    import numpy as np
    import scipy.linalg
    from numpy.testing import assert_allclose

    N = 10
    X = np.random.RandomState(42).rand(N, N)

    X_inv = scipy.linalg.inv(X)

    res = X.dot(X_inv)

    assert_allclose(res, np.identity(N), rtol=1e-07, atol=1e-9)


@run_in_pyodide
def test_brentq():
    from scipy.optimize import brentq

    brentq(lambda x: x, -1, 1)


@run_in_pyodide
def test_dlamch():
    from scipy.linalg import lapack

    lapack.dlamch("Epsilon-Machine")


@run_in_pyodide
def test_binom_ppf():
    from scipy.stats import binom

    assert binom.ppf(0.9, 1000, 0.1) == 112