Update test_mismatch.py

Author: jesuspolo

tests/spectrum/test_mismatch.py

@@ -302,3 +302,21 @@ def test_spectral_factor_jrc_supplied_ambiguous():
     with pytest.raises(ValueError, match='No valid input provided'):
         spectrum.spectral_factor_jrc(1.0, 0.8, module_type=None,
                                      coefficients=None)
+@pytest.mark.parametrize("module_type,expected", [
+    ('cdte', np.array([0.991926, 0.999809, 1.01108, 0.993319, 0.956621, 0.970872])),
+    ('monosi', np.array([1.00174, 0.971769, 0.986224, 1.01661, 1.02026, 1.0106])),
+    ('cigs', np.array([1.00769,	0.959666, 0.974438, 1.02861, 1.05203, 1.03117])),
+    ('asi', np.array([0.982133, 1.04674, 1.04859, 0.951109, 0.865328, 0.919515])),
+])
+def test_spectral_factor_polo():
+    altitude=500
+
+    pws = np.array([0.96, 0.96, 1.85, 1.88, 0.66, 0.66])
+    aods = np.array([0.085, 0.085, 0.16, 0.19, 0.088, 0.088])
+    ams = np.array([1.34, 1.34, 2.2, 2.2, 2.6, 2.6])
+    aois = np.array([46.0, 76.0, 74.0, 28.0, 24.0, 55.0])
+    alb=np.array([0.15, 0.2, 0.3, 0.18, 0.32, 0.26])
+
+    out=spectral_factor_polo(pws,ams,aods,aois,altitude,module_type=module_type,albedo=alb)
+    assert np.allclose(expected, out, atol=1e-8)
+