library-mirrors/sandbox.lua
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more fiddling with string.rep

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kikito 2013-09-03 11:53:41 +02:00
parent b22efe1ca8
commit 95069bd456
2 changed files with 8 additions and 1 deletions
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4
sandbox.lua
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@ -54,10 +54,12 @@ local function run(f, options)
string.rep = nil
setfenv(f, BASE_ENV)
local result = f()
local ok, result = pcall(f)
string.rep = string_rep
if not ok then error(result) end
return result
end

5
spec/sandbox_spec.lua
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@ -33,6 +33,11 @@ describe('sandbox', function()
assert.equal('hellohello', string.rep('hello', 2))
end)
it('restores string.rep even if there is an error', function()
assert.has_error(function() sandbox("error('foo')") end)
assert.equal('hellohello', string.rep('hello', 2))
end)
end)