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29 lines
846 B
Python
29 lines
846 B
Python
import pytest
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from scaling import froude
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def test_unit_to_same_unit():
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assert froude.model_to_proto(1, 1, 'm', 'm') == 1
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def test_unit_to_different_unit():
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assert froude.model_to_proto(1, 1, 'kN', 'N') == 1000
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def test_froude_length():
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assert froude.model_to_proto(1, 10, 'm', 'm') == 10
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def test_froude_time():
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assert froude.model_to_proto(1, 25, 's', 's') == 5
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def test_froude_force():
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assert froude.model_to_proto(1, 10, 'N', 'N') == 1000
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def test_unit_dimensions():
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assert froude.dimensions('m') == 'L^1'
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assert froude.dimensions('kg') == 'M^1'
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assert froude.dimensions('s') == 'T^1'
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assert froude.dimensions('N') == 'L^1 M^1 T^-2'
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def test_scaling_exponent():
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assert froude.scaling_exponent('m') == 1
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assert froude.scaling_exponent('kg') == 3
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assert froude.scaling_exponent('s') == 0.5
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