54 lines
1.4 KiB
Python
54 lines
1.4 KiB
Python
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import unittest
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import os
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import subprocess
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def call_command(command_to_call):
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call = subprocess.check_call(command_to_call, shell=True)
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output = subprocess.check_output(command_to_call, shell=True)
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return call, output[:-1]
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class TestBC(unittest.TestCase):
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def test_divide(self):
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result = call_command("echo '6.5 / 2.7' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '2')
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def test_sum(self):
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result = call_command("echo '2 + 5' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '7')
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def test_difference(self):
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result = call_command("echo '10 - 4' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '6')
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def test_multiplying(self):
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result = call_command("echo '3 * 8' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '24')
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def test_scale(self):
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result = call_command("echo 'scale = 2; 2 / 3' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '.66')
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def test_remainder(self):
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result = call_command("echo '6 % 4' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '2')
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def test_exponent(self):
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result = call_command("echo '10^2' | bc")
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self.assertEqual( result[0], 0)
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self.assertEqual( result[1], '100')
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if __name__ == '__main__':
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unittest.main()
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