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| author | Justin M. Keyes <justinkz@gmail.com> | 2016-02-28 11:48:54 -0500 |
|---|---|---|
| committer | Justin M. Keyes <justinkz@gmail.com> | 2016-02-28 11:48:54 -0500 |
| commit | 0c2ba7554fe6b1b821ad662872ab6b13dd0487d3 (patch) | |
| tree | 854f68f6a1648cf44c267b03dc6090c295728548 /test/functional/eval/operators_spec.lua | |
| parent | 8ade191b7ab6dec93b09259ac4a370ed5b29df3a (diff) | |
| parent | 92d4dfdca5f83906f4a9fa7409c7c8f5e603e4d5 (diff) | |
| download | rneovim-0c2ba7554fe6b1b821ad662872ab6b13dd0487d3.tar.gz rneovim-0c2ba7554fe6b1b821ad662872ab6b13dd0487d3.tar.bz2 rneovim-0c2ba7554fe6b1b821ad662872ab6b13dd0487d3.zip | |
Merge pull request #3900 from ZyX-I/inf-nan-string
Make it possible to eval() all floating-point values dumped by string()
Diffstat (limited to 'test/functional/eval/operators_spec.lua')
| -rw-r--r-- | test/functional/eval/operators_spec.lua | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/functional/eval/operators_spec.lua b/test/functional/eval/operators_spec.lua new file mode 100644 index 0000000000..bc9a17935c --- /dev/null +++ b/test/functional/eval/operators_spec.lua @@ -0,0 +1,28 @@ +local helpers = require('test.functional.helpers') +local eq = helpers.eq +local eval = helpers.eval +local clear = helpers.clear + +describe('Division operator', function() + before_each(clear) + + it('returns infinity on {positive}/0.0', function() + eq('str2float(\'inf\')', eval('string(1.0/0.0)')) + eq('str2float(\'inf\')', eval('string(1.0e-100/0.0)')) + eq('str2float(\'inf\')', eval('string(1.0e+100/0.0)')) + eq('str2float(\'inf\')', eval('string((1.0/0.0)/0.0)')) + end) + + it('returns -infinity on {negative}/0.0', function() + eq('-str2float(\'inf\')', eval('string((-1.0)/0.0)')) + eq('-str2float(\'inf\')', eval('string((-1.0e-100)/0.0)')) + eq('-str2float(\'inf\')', eval('string((-1.0e+100)/0.0)')) + eq('-str2float(\'inf\')', eval('string((-1.0/0.0)/0.0)')) + end) + + it('returns NaN on 0.0/0.0', function() + eq('str2float(\'nan\')', eval('string(0.0/0.0)')) + eq('str2float(\'nan\')', eval('string(-(0.0/0.0))')) + eq('str2float(\'nan\')', eval('string((-0.0)/0.0)')) + end) +end) |