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rxi 2015-08-13 18:30:44 +01:00
parent 05ad7beaf3
commit e150a5239c
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test/test.lua Normal file
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local json = loadfile("../json.lua")()
local fmt = string.format
local function test(name, func)
xpcall(function()
func()
print( fmt("[pass] %s", name) )
end, function(err)
print( fmt("[fail] %s : %s", name, err) )
end)
end
local function equal(a, b)
-- Handle table
if type(a) == "table" and type(b) == "table" then
for k in pairs(a) do
if not equal(a[k], b[k]) then
return false
end
end
for k in pairs(b) do
if not equal(b[k], a[k]) then
return false
end
end
return true
end
-- Handle scalar
return a == b
end
test("numbers", function()
local t = {
[ "123.456" ] = 123.456,
[ "-123" ] = -123,
[ "-567.765" ] = -567.765,
[ "12.3" ] = 12.3,
[ "0" ] = 0,
}
for k, v in pairs(t) do
local res = json.decode(k)
assert( res == v, fmt("expected '%s', got '%s'", k, res) )
local res = json.encode(v)
assert( res == k, fmt("expected '%s', got '%s'", v, res) )
end
assert( json.decode("13e2") == 13e2 )
assert( json.decode("13E+2") == 13e2 )
assert( json.decode("13e-2") == 13e-2 )
end)
test("keywords", function()
assert( json.decode("true") == true )
assert( json.encode(true) == "true" )
assert( json.decode("false") == false )
assert( json.encode(false) == "false" )
assert( json.decode("null") == nil )
assert( json.encode(nil) == "null")
end)
test("strings", function()
local s = "Hello world"
assert( s == json.decode( json.encode(s) ) )
local s = "\0 \13 \27"
assert( s == json.decode( json.encode(s) ) )
end)
test("unicode", function()
local s = "こんにちは世界"
assert( s == json.decode( json.encode(s) ) )
end)
test("arrays", function()
local t = { "cat", "dog", "owl" }
assert( equal( t, json.decode( json.encode(t) ) ) )
end)
test("objects", function()
local t = { x = 10, y = 20, z = 30 }
assert( equal( t, json.decode( json.encode(t) ) ) )
end)
test("strict decode", function()
local t = {
'{x : 1}',
'{x : hello}',
"{'x' : 1}",
'{"x" : nil}',
'{"x" : 0x10}',
'{"x" : 1, }',
'[1, 2, 3, ]'
}
for i, v in ipairs(t) do
local status = pcall(json.decode, v)
assert( not status, fmt("'%s' was parsed without error", v) )
end
end)
test("decode invalid", function()
local t = {
'',
' ',
'{',
'[',
'{"x" : ',
'{"x" : 1',
'{"x" : z }',
'{"x" : 123z }',
'{x : 123 }',
'{10 : 123 }',
'{]',
'[}',
'"a',
}
for i, v in ipairs(t) do
local status = pcall(json.decode, v)
assert( not status, fmt("'%s' was parsed without error", v) )
end
end)
test("decode invalid escape", function()
local t = {
[["\z"]],
[["\1"]],
[["\u000z"]],
[["\ud83d\ude0q"]]
}
for i, v in ipairs(t) do
local status, err = pcall(json.decode, v)
assert( not status, fmt("'%s' was parsed without error", v) )
end
end)
test("decode escape", function()
local t = {
[ [["\u263a"]] ] = '',
[ [["\ud83d\ude02"]] ] = '😂',
[ [["\r\n\t\\\""]] ] = '\r\n\t\\"',
}
for k, v in pairs(t) do
local res = json.decode(k)
assert( res == v, fmt("expected '%s', got '%s'", v, res) )
end
end)
test("decode empty", function()
local t = {
[ '[]' ] = {},
[ '{}' ] = {},
[ '""' ] = "",
}
for k, v in pairs(t) do
local res = json.decode(k)
assert( equal(res, v), fmt("'%s' did not equal expected", k) )
end
end)
test("decode collection", function()
local t = {
[ '[1, 2, 3, 4, 5, 6]' ] = {1, 2, 3, 4, 5, 6},
[ '[1, 2, 3, "hello"]' ] = {1, 2, 3, "hello"},
[ '{ "name": "test", "id": 231 }' ] = {name = "test", id = 231},
[ '{"x":1,"y":2,"z":[1,2,3]}' ] = {x = 1, y = 2, z = {1, 2, 3}},
}
for k, v in pairs(t) do
local res = json.decode(k)
assert( equal(res, v), fmt("'%s' did not equal expected", k) )
end
end)
test("encode invalid", function()
local t = {
{ [1000] = "b" },
{ [ function() end ] = 12 },
{ nil, 2, 3, 4 },
}
for i, v in ipairs(t) do
local status, res = pcall(json.encode, v)
assert( not status, fmt("encoding '%s' did not result in an error", v) )
end
end)
test("encode invalid number", function()
local t = {
math.huge, -- inf
-math.huge, -- -inf
math.huge * 0, -- NaN
}
for i, v in ipairs(t) do
local status, res = pcall(json.encode, v)
assert( not status, fmt("encoding '%s' did not result in an error", v) )
end
end)
test("encode escape", function()
local t = {
[ '"x"' ] = [["\"x\""]],
[ 'x\ny' ] = [["x\ny"]],
[ 'x\0y' ] = [["x\u0000y"]],
[ 'x\27y' ] = [["x\u001by"]],
[ '\r\n\t\\"' ] = [["\r\n\t\\\""]],
}
for k, v in pairs(t) do
local res = json.encode(k)
assert( res == v, fmt("'%s' was not escaped properly", k) )
end
end)