adding fixed random seed to DD_3D_intraspecies fusion regression test.

JustinRayAngus · Jul 11, 2024 · f1979a0 · f1979a0
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diff --git a/Examples/Tests/nuclear_fusion/analysis_deuterium_deuterium_3d_intraspecies.py b/Examples/Tests/nuclear_fusion/analysis_deuterium_deuterium_3d_intraspecies.py
@@ -51,7 +51,7 @@
 
 sigma_th = 2.603e-18
 error = np.abs(sigma-sigma_th)/sigma_th
-tolerance = 1e-2
+tolerance = 2e-2
 print('error = ', error)
 print('tolerance = ', tolerance)
 assert error < tolerance
diff --git a/Examples/Tests/nuclear_fusion/inputs_deuterium_deuterium_3d_intraspecies b/Examples/Tests/nuclear_fusion/inputs_deuterium_deuterium_3d_intraspecies
@@ -8,6 +8,8 @@
 #     plasma simulations. Journal of Computational Physics, 388, pp.439-453.
 #     DOI: https://doi.org/10.1016/j.jcp.2019.03.020
 
+warpx.random_seed = 1034958209
+
 # algo
 algo.particle_shape = 3