30 lines
768 B
Python
30 lines
768 B
Python
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from FluidSim.FluidSimulator import FluidSimulator2D
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import numpy as np
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def test_stand_still():
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fs = FluidSimulator2D(50, 50)
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fs.array.has_fluid[10, 10] = True
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for i in range(100):
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fs.timestep(0)
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assert fs.array.has_fluid[10, 10], "Fluid not on the same spot anymore"
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assert np.sum(fs.array.has_fluid * 1.0) == 1.0, "Fluid amount changed"
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def test_move_positive_x():
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fs = FluidSimulator2D(50, 50)
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fs.array.has_fluid[10, 10] = True
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fs.array.u_x[10, 10] = 1.0
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fs.array.u_x[11, 10] = 1.0
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# fs.array.u_x[9, 10] = -1.0
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for i in range(10):
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fs.timestep(0)
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assert np.sum(fs.array.has_fluid * 1.0) == 1.0, "Fluid amount changed"
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assert fs.array.has_fluid[0, 10], "Fluid not on the right border"
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