Sha256: 1092bd0f6ff4317288b09e9382d046846294f0e7b4df94abbc41f5d788986514
Contents?: true
Size: 770 Bytes
Versions: 124
Compression:
Stored size: 770 Bytes
Contents
local conjecture = require('collatz-conjecture')
describe('collatz-conjecture', function()
it('zero steps for one', function()
assert.are.equal(0, conjecture(1))
end)
it('divide if even', function()
assert.are.equal(4, conjecture(16))
end)
it('even and odd steps', function()
assert.are.equal(9, conjecture(12))
end)
it('large number of even and odd steps', function()
assert.are.equal(152, conjecture(1000000))
end)
it('zero is an error', function()
assert.has_error(
function() conjecture(0) end,
'Only positive numbers are allowed'
)
end)
it('negative value is an error', function()
assert.has_error(
function() conjecture(-15) end,
'Only positive numbers are allowed'
)
end)
end)
Version data entries
124 entries across 124 versions & 1 rubygems