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37 lines
1.4 KiB
Python
37 lines
1.4 KiB
Python
from lightning import Millisatoshi
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def test_to_approx_str():
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amount = Millisatoshi('10000000sat')
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assert amount.to_approx_str() == "0.1btc"
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amount = Millisatoshi('1000000sat')
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assert amount.to_approx_str() == "0.01btc"
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amount = Millisatoshi('100000sat')
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assert amount.to_approx_str() == "0.001btc"
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amount = Millisatoshi('10000sat')
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assert amount.to_approx_str() == "10000sat"
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amount = Millisatoshi('1000sat')
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assert amount.to_approx_str() == "1000sat"
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amount = Millisatoshi('100msat')
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assert amount.to_approx_str() == "0.1sat"
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# also test significant rounding
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amount = Millisatoshi('10001234sat')
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assert amount.to_approx_str() == "0.1btc"
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amount = Millisatoshi('1234sat')
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assert amount.to_approx_str(3) == "1234sat" # note: no rounding
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amount = Millisatoshi('1234sat')
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assert amount.to_approx_str(2) == "1234sat" # note: no rounding
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amount = Millisatoshi('1230sat')
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assert amount.to_approx_str(2) == "1230sat" # note: no rounding
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amount = Millisatoshi('12345678sat')
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assert amount.to_approx_str() == "0.123btc"
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amount = Millisatoshi('12345678sat')
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assert amount.to_approx_str(1) == "0.1btc"
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amount = Millisatoshi('15345678sat')
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assert amount.to_approx_str(1) == "0.2btc"
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amount = Millisatoshi('1200000000sat')
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assert amount.to_approx_str() == "12btc"
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amount = Millisatoshi('1200000000sat')
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assert amount.to_approx_str(1) == "12btc" # note: no rounding
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