Split reframe tests into multiple files

reframe_tests/tests/test_subgrids.py

@@ -0,0 +1,46 @@
+import reframe as rfm
+from reframe.core.builtins import parameter, run_after
+
+from reframe_tests.tests.base_tests import GprMaxAPIRegressionTest
+
+"""Reframe regression tests for subgrids
+"""
+
+
+@rfm.simple_test
+class TestSubgrids(GprMaxAPIRegressionTest):
+    tags = {
+        "test",
+        "api",
+        "serial",
+        "subgrid",
+        "hertzian_dipole",
+        "waveform",
+        "material",
+        "dispersive",
+        "cylinder",
+    }
+    sourcesdir = "src/subgrid_tests"
+    model = parameter(["cylinder_fs"])
+
+
+@rfm.simple_test
+class TestSubgridsWithAntennaModel(GprMaxAPIRegressionTest):
+    tags = {
+        "test",
+        "api",
+        "serial",
+        "subgrid",
+        "antenna",
+        "material",
+        "box",
+        "fractal_box",
+        "add_surface_roughness",
+    }
+    sourcesdir = "src/subgrid_tests"
+    model = parameter(["gssi_400_over_fractal_subsurface"])
+    is_antenna_model = True
+
+    @run_after("init")
+    def skip_test(self):
+        self.skip_if(self.current_system.name == "archer2", "Takes ~1hr 30m on ARCHER2")