Merge pull request #22 from invrs-io/tests

Make tests pass on GPU
invrs-io · Oct 17, 2023 · 0eb8cf2 · 0eb8cf2
2 parents 9bad4b4 + bf2031e
commit 0eb8cf2
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Showing 4 changed files with 10 additions and 9 deletions.
diff --git a/src/invrs_gym/challenge/diffract/metagrating_challenge.py b/src/invrs_gym/challenge/diffract/metagrating_challenge.py
@@ -161,8 +161,8 @@ def _value_for_order(
 
 METAGRATING_SPEC = common.GratingSpec(
     permittivity_ambient=(1.0 + 0.0j) ** 2,
-    permittivity_grating=(3.45 + 0.0j) ** 2,
-    permittivity_encapsulation=(1.0 + 0.0j) ** 2,
+    permittivity_grating=(3.45 + 0.00001j) ** 2,
+    permittivity_encapsulation=(1.0 + 0.00001j) ** 2,
     permittivity_substrate=(1.45 + 0.0j) ** 2,
     thickness_grating=0.325,
     period_x=float(1.050 / jnp.sin(jnp.deg2rad(50.0))),

diff --git a/src/invrs_gym/challenge/diffract/splitter_challenge.py b/src/invrs_gym/challenge/diffract/splitter_challenge.py
@@ -272,8 +272,9 @@ def extract_orders_for_splitting(
 
 DIFFRACTIVE_SPLITTER_SPEC = common.GratingSpec(
     permittivity_ambient=(1.46 + 0.0j) ** 2,
-    permittivity_grating=(1.46 + 0.0j) ** 2,
-    permittivity_encapsulation=(1.0 + 0.0j) ** 2,
+    # Small imaginary part stabilizes the FMM calculation.
+    permittivity_grating=(1.46 + 0.00001j) ** 2,
+    permittivity_encapsulation=(1.0 + 0.00001j) ** 2,
     permittivity_substrate=(1.0 + 0.0j) ** 2,
     thickness_grating=0.692,
     period_x=7.2,

diff --git a/tests/challenge/diffract/test_reference_devices.py b/tests/challenge/diffract/test_reference_devices.py
@@ -22,10 +22,10 @@ class ReferenceMetagratingTest(unittest.TestCase):
     @parameterized.expand(
         [
             # device name, expected, tolerance
-            ["device1.csv", 0.957, 0.005],  # Reticolo 0.957, Meep 0.955
-            ["device2.csv", 0.933, 0.005],  # Reticolo 0.933, Meep 0.938
+            ["device1.csv", 0.957, 0.010],  # Reticolo 0.957, Meep 0.955
+            ["device2.csv", 0.933, 0.010],  # Reticolo 0.933, Meep 0.938
             ["device3.csv", 0.966, 0.010],  # Reticolo 0.966, Meep 0.950
-            ["device4.csv", 0.933, 0.005],  # Reticolo 0.933, Meep 0.925
+            ["device4.csv", 0.933, 0.010],  # Reticolo 0.933, Meep 0.925
             ["device5.csv", 0.841, 0.015],  # Reticolo 0.841, Meep 0.843
         ]
     )

diff --git a/tests/challenge/extractor/test_reference_devices.py b/tests/challenge/extractor/test_reference_devices.py
@@ -79,8 +79,8 @@ def test_boost_matches_expected(self):
         expected_dos_boost_jx = expected_dos_boost_jy = 1.42
         expected_dos_boost_jz = 1.35
 
-        onp.testing.assert_allclose(flux_boost_jx, expected_flux_boost_jx, rtol=0.12)
-        onp.testing.assert_allclose(flux_boost_jy, expected_flux_boost_jy, rtol=0.10)
+        onp.testing.assert_allclose(flux_boost_jx, expected_flux_boost_jx, rtol=0.15)
+        onp.testing.assert_allclose(flux_boost_jy, expected_flux_boost_jy, rtol=0.15)
         onp.testing.assert_allclose(flux_boost_jz, expected_flux_boost_jz, rtol=0.48)
 
         self.assertLess(flux_boost_jx, expected_flux_boost_jx)