library-mirrors/inspect.lua
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organized tests into groups

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This commit is contained in:
Enrique García Cota 2011-04-23 21:33:03 +02:00
parent 87b3e1d82c
commit ecf208a938
2 changed files with 63 additions and 14 deletions
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20
inspect.lua
View File

@ -16,6 +16,19 @@ local function smartQuote(str)
return string.format("%q", str )
end
local unescapedChars = {
["\a"] = "\\a", ["\b"] = "\\b", ["\f"] = "\\f", ["\n"] = "\\n",
["\r"] = "\\r", ["\t"] = "\\t", ["\v"] = "\\v", ["\\"] = "\\\\"
}
local function unescapeChar(c)
return unescapedChars[c]
end
local function unescape(str)
return string.gsub( str, "(%c)", unescapeChar )
end
local Buffer = {}
@ -38,7 +51,9 @@ function Buffer:addValue(v)
local tv = type(v)
if tv == 'string' then
self:add(smartQuote(string.gsub( v, "\n", "\\n" )))
self:add(smartQuote(unescape(v)))
elseif tv == 'number' or tv == 'boolean' then
self:add(tostring(v))
elseif tv == 'table' then
self:add('{')
for i=1, #v do
@ -47,8 +62,9 @@ function Buffer:addValue(v)
end
self:add('}')
else
self:add(tostring(v))
self:add('<',tv,'>')
end
return self
end

49
spec/inspect_spec.lua
View File

@ -2,19 +2,50 @@ local inspect = require 'inspect'
context( 'inspect', function()
test('Should work with numbers', function()
context('numbers', function()
test('Should work with integers', function()
assert_equal(inspect(1), "1")
assert_equal(inspect(1.5), "1.5")
assert_equal(inspect(-3.14), "-3.14")
end)
test('Should work with strings', function()
assert_equal(inspect("hello"), '"hello"')
assert_equal(inspect('I have "quotes"'), "'I have \"quotes\"'")
assert_equal(inspect("I have \"quotes\" and 'apostrophes'"), '"I have \\"quotes\\" and \'apostrophes\'"')
assert_equal(inspect('I have \n new \n lines'), '"I have \\\\n new \\\\n lines"')
test('Should work with decimals', function()
assert_equal(inspect(1.5), "1.5")
end)
test('Should work with negative numbers', function()
assert_equal(inspect(-3.14), "-3.14")
end)
end)
context('strings', function()
test('Should put quotes around regular strings', function()
assert_equal(inspect("hello"), '"hello"')
end)
test('Should put apostrophes around strings with quotes', function()
assert_equal(inspect('I have "quotes"'), "'I have \"quotes\"'")
end)
test('Should use regular quotes if the string has both quotes and apostrophes', function()
assert_equal(inspect("I have \"quotes\" and 'apostrophes'"), '"I have \\"quotes\\" and \'apostrophes\'"')
end)
test('Should escape escape control characters', function()
assert_equal(inspect('I have \n new \n lines'), '"I have \\\\n new \\\\n lines"')
assert_equal(inspect('I have \b a back space'), '"I have \\\\b a back space"')
end)
end)
test('Should work with functions', function()
assert_equal(inspect(print), '<function>')
end)
test('Should work with booleans', function()
assert_equal(inspect(true), 'true')
assert_equal(inspect(false), 'false')
end)
context('tables', function()
test('Should work with simple array-like tables', function()
assert_equal(inspect({1,2,3}), "{1, 2, 3}" )
end)
@ -24,3 +55,5 @@ context( 'inspect', function()
end)
end)
end)