54 lines
1.4 KiB
Python
54 lines
1.4 KiB
Python
"""Test of structure module.
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"""
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import unittest
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import fvr.structure
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class TestStructureBeam(unittest.TestCase):
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def setUp(self):
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self.obj = fvr.structure.Beam(1, 2, 3, 4, 5)
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def test_volume(self):
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self.assertEqual(self.obj.V, 12, 'incorrect volume after creation')
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def test_volume_a(self):
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self.obj.A = 6
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self.assertEqual(self.obj.V, 24, 'incorrect volume after changing A')
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def test_volume_l(self):
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self.obj.L = 7
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self.assertEqual(self.obj.V, 21, 'incorrect volume after changing L')
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def test_mu(self):
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self.assertEqual(self.obj.mu, 15, 'incorrect specific mass after creation')
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def test_m(self):
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self.assertEqual(self.obj.m, 60, 'incorrect mass after creation')
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def test_eigenfrequency(self):
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self.assertEqual(
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self.obj.eigenfrequency(1), 0.012770856732837836,
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'incorrect eigen-frequency after creation')
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class TestStructureTubeBuckling(unittest.TestCase):
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def setUp(self):
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self.obj = fvr.structure.TubeBuckling(1, 0.2, 3, h=4)
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def test_force(self):
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self.assertEqual(
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self.obj.force(), 1.8518518518518516,
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'incorrect buckling force after creation')
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def test_pressure(self):
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self.assertEqual(
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self.obj.pressure(), 0.6172839506172838,
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'incorrect buckling force after creation')
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def test_stress(self):
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self.assertEqual(
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self.obj.stress(), 0.46296296296296297,
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'incorrect buckling force after creation')
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if __name__ == '__main__':
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unittest.main()
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