test_royalty_rate_schedule

Author: softwareengineerprogrammer

src/geophires_x/Economics.py

@@ -981,7 +981,7 @@ def __init__(self, model: Model):
         )
 
         self.royalty_escalation_rate = self.ParameterDict[self.royalty_escalation_rate.Name] = floatParameter(
-            'Royalty Escalation Rate',
+            'Royalty Rate Escalation',
             DefaultValue=0.,
             Min=0.0,
             Max=1.0,
@@ -993,7 +993,7 @@ def __init__(self, model: Model):
         )
 
         self.maximum_royalty_rate = self.ParameterDict[self.maximum_royalty_rate.Name] = floatParameter(
-            'Maximum Royalty Rate',
+            'Royalty Rate Maximum',
             DefaultValue=1.0,  # Default to 100% (no effective cap)
             Min=0.0,
             Max=1.0,

tests/geophires_x_tests/test_economics_sam.py

@@ -21,6 +21,7 @@
     _ppa_pricing_model,
     _get_fed_and_state_tax_rates,
     SamEconomicsCalculations,
+    _get_royalty_rate_schedule,
 )
 from geophires_x.GeoPHIRESUtils import sig_figs, quantity
 
@@ -662,6 +663,48 @@ def get_row(name: str):
         # Note the above assertion assumes royalties are the only production-based O&M expenses. If this changes,
         # the assertion will need to be updated.
 
+    def test_royalty_rate_schedule(self):
+        royalty_rate = 0.1
+        escalation_rate = 0.01
+        max_rate = royalty_rate + 5 * escalation_rate
+        m: Model = EconomicsSamTestCase._new_model(
+            self._egs_test_file_path(),
+            additional_params={
+                'Royalty Rate': royalty_rate,
+                'Royalty Rate Escalation': escalation_rate,
+                'Royalty Rate Maximum': max_rate,
+            },
+        )
+
+        schedule: list[float] = _get_royalty_rate_schedule(m)
+
+        self.assertListAlmostEqual(
+            [
+                0.1,
+                0.11,
+                0.12,
+                0.13,
+                0.14,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+                0.15,
+            ],
+            schedule,
+            places=3,
+        )
+
     @staticmethod
     def _new_model(input_file: Path, additional_params: dict[str, Any] | None = None, read_and_calculate=True) -> Model:
         if additional_params is not None: