61 lines
2.6 KiB
Factor
61 lines
2.6 KiB
Factor
! Copyright (C) 2016 Jon Harper.
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! See http://factorcode.org/license.txt for BSD license.
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USING: tools.test math math.functions math.functions.integer-logs ;
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IN: math.functions.integer-logs.tests
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[ -576460752303423489 integer-log10 ] [ log-expects-positive? ] must-fail-with
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[ -123124 integer-log10 ] [ log-expects-positive? ] must-fail-with
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[ -1/2 integer-log10 ] [ log-expects-positive? ] must-fail-with
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[ 0 integer-log10 ] [ log-expects-positive? ] must-fail-with
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{ 0 } [ 1 integer-log10 ] unit-test
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{ 0 } [ 5 integer-log10 ] unit-test
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{ 0 } [ 9 integer-log10 ] unit-test
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{ 1 } [ 10 integer-log10 ] unit-test
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{ 1 } [ 99 integer-log10 ] unit-test
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{ 2 } [ 100 integer-log10 ] unit-test
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{ 2 } [ 101 integer-log10 ] unit-test
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{ 2 } [ 101 integer-log10 ] unit-test
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{ 8 } [ 134217726 integer-log10 ] unit-test
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{ 8 } [ 134217727 integer-log10 ] unit-test
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{ 8 } [ 134217728 integer-log10 ] unit-test
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{ 8 } [ 134217729 integer-log10 ] unit-test
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{ 8 } [ 999999999 integer-log10 ] unit-test
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{ 9 } [ 1000000000 integer-log10 ] unit-test
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{ 9 } [ 1000000001 integer-log10 ] unit-test
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{ 17 } [ 576460752303423486 integer-log10 ] unit-test
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{ 17 } [ 576460752303423487 integer-log10 ] unit-test
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{ 17 } [ 576460752303423488 integer-log10 ] unit-test
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{ 17 } [ 576460752303423489 integer-log10 ] unit-test
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{ 17 } [ 999999999999999999 integer-log10 ] unit-test
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{ 18 } [ 1000000000000000000 integer-log10 ] unit-test
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{ 18 } [ 1000000000000000001 integer-log10 ] unit-test
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{ 999 } [ 1000 10^ 1 - integer-log10 ] unit-test
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{ 1000 } [ 1000 10^ integer-log10 ] unit-test
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{ 1000 } [ 1000 10^ 1 + integer-log10 ] unit-test
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{ 0 } [ 9+1/2 integer-log10 ] unit-test
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{ 1 } [ 10 integer-log10 ] unit-test
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{ 1 } [ 10+1/2 integer-log10 ] unit-test
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{ 999 } [ 1000 10^ 1/2 - integer-log10 ] unit-test
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{ 1000 } [ 1000 10^ integer-log10 ] unit-test
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{ 1000 } [ 1000 10^ 1/2 + integer-log10 ] unit-test
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{ -1000 } [ 1000 10^ 1/2 - recip integer-log10 ] unit-test
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{ -1000 } [ 1000 10^ recip integer-log10 ] unit-test
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{ -1001 } [ 1000 10^ 1/2 + recip integer-log10 ] unit-test
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{ -1 } [ 8/10 integer-log10 ] unit-test
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{ -1 } [ 4/10 integer-log10 ] unit-test
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{ -1 } [ 1/10 integer-log10 ] unit-test
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{ -2 } [ 1/11 integer-log10 ] unit-test
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{ 99 } [ 100 2^ 1/2 - integer-log2 ] unit-test
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{ 100 } [ 100 2^ integer-log2 ] unit-test
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{ 100 } [ 100 2^ 1/2 + integer-log2 ] unit-test
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{ -100 } [ 100 2^ 1/2 - recip integer-log2 ] unit-test
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{ -100 } [ 100 2^ recip integer-log2 ] unit-test
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{ -101 } [ 100 2^ 1/2 + recip integer-log2 ] unit-test
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{ -1 } [ 8/10 integer-log2 ] unit-test
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{ -2 } [ 4/10 integer-log2 ] unit-test
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{ -3 } [ 2/10 integer-log2 ] unit-test
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{ -4 } [ 1/10 integer-log2 ] unit-test
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