Rename part of test_andes.py to test_andes_mats.py

tests/test_andes_mats.py

@@ -0,0 +1,61 @@
+"""
+Test ANDES matrices.
+"""
+
+import unittest
+import numpy as np
+import pkg_resources
+from pkg_resources import parse_version
+
+import ams
+
+
+class TestMatrices(unittest.TestCase):
+    """
+    Tests for system matrices consistency.
+    """
+
+    andes_version = pkg_resources.get_distribution("andes").version
+    if parse_version(andes_version) < parse_version('1.9.2'):
+        raise unittest.SkipTest("Requires ANDES version >= 1.9.2")
+
+    sp = ams.load(ams.get_case('5bus/pjm5bus_demo.xlsx'),
+                  setup=True, no_output=True, default_config=True,)
+    sa = sp.to_andes(setup=True, no_output=True, default_config=True,)
+
+    def setUp(self) -> None:
+        """
+        Test setup.
+        """
+
+    def test_build_y(self):
+        """
+        Test build_y consistency.
+        """
+        ysp = self.sp.Line.build_y()
+        ysa = self.sa.Line.build_y()
+        np.testing.assert_equal(np.array(ysp.V), np.array(ysa.V))
+
+    def test_build_Bp(self):
+        """
+        Test build_Bp consistency.
+        """
+        Bp_sp = self.sp.Line.build_Bp()
+        Bp_sa = self.sa.Line.build_Bp()
+        np.testing.assert_equal(np.array(Bp_sp.V), np.array(Bp_sa.V))
+
+    def test_build_Bpp(self):
+        """
+        Test build_Bpp consistency.
+        """
+        Bpp_sp = self.sp.Line.build_Bpp()
+        Bpp_sa = self.sa.Line.build_Bpp()
+        np.testing.assert_equal(np.array(Bpp_sp.V), np.array(Bpp_sa.V))
+
+    def test_build_Bdc(self):
+        """
+        Test build_Bdc consistency.
+        """
+        Bdc_sp = self.sp.Line.build_Bdc()
+        Bdc_sa = self.sa.Line.build_Bdc()
+        np.testing.assert_equal(np.array(Bdc_sp.V), np.array(Bdc_sa.V))