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214 lines
8.5 KiB
Lua
214 lines
8.5 KiB
Lua
local helpers = require('test.functional.helpers')
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local clear = helpers.clear
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local funcs = helpers.funcs
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local eq = helpers.eq
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local eval = helpers.eval
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local execute = helpers.execute
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local exc_exec = helpers.exc_exec
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describe('jsonencode() function', function()
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before_each(clear)
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it('dumps strings', function()
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eq('"Test"', funcs.jsonencode('Test'))
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eq('""', funcs.jsonencode(''))
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eq('"\\t"', funcs.jsonencode('\t'))
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eq('"\\n"', funcs.jsonencode('\n'))
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eq('"\\u001B"', funcs.jsonencode('\27'))
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end)
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it('dumps numbers', function()
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eq('0', funcs.jsonencode(0))
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eq('10', funcs.jsonencode(10))
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eq('-10', funcs.jsonencode(-10))
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end)
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it('dumps floats', function()
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eq('0.0', eval('jsonencode(0.0)'))
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eq('10.5', funcs.jsonencode(10.5))
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eq('-10.5', funcs.jsonencode(-10.5))
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eq('-1.0e-5', funcs.jsonencode(-1e-5))
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eq('1.0e50', eval('jsonencode(1.0e50)'))
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end)
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it('dumps lists', function()
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eq('[]', funcs.jsonencode({}))
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eq('[[]]', funcs.jsonencode({{}}))
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eq('[[], []]', funcs.jsonencode({{}, {}}))
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end)
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it('dumps dictionaries', function()
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eq('{}', eval('jsonencode({})'))
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eq('{"d": []}', funcs.jsonencode({d={}}))
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eq('{"d": [], "e": []}', funcs.jsonencode({d={}, e={}}))
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end)
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it('cannot dump generic mapping with generic mapping keys and values',
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function()
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": []}')
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execute('let todumpv1 = {"_TYPE": v:msgpack_types.map, "_VAL": []}')
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execute('let todumpv2 = {"_TYPE": v:msgpack_types.map, "_VAL": []}')
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execute('call add(todump._VAL, [todumpv1, todumpv2])')
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eq('Vim(call):E474: Invalid key in special dictionary', exc_exec('call jsonencode(todump)'))
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end)
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it('cannot dump generic mapping with ext key', function()
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execute('let todump = {"_TYPE": v:msgpack_types.ext, "_VAL": [5, ["",""]]}')
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [[todump, 1]]}')
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eq('Vim(call):E474: Invalid key in special dictionary', exc_exec('call jsonencode(todump)'))
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end)
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it('cannot dump generic mapping with array key', function()
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execute('let todump = {"_TYPE": v:msgpack_types.array, "_VAL": [5, [""]]}')
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [[todump, 1]]}')
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eq('Vim(call):E474: Invalid key in special dictionary', exc_exec('call jsonencode(todump)'))
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end)
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it('cannot dump generic mapping with UINT64_MAX key', function()
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execute('let todump = {"_TYPE": v:msgpack_types.integer}')
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execute('let todump._VAL = [1, 3, 0x7FFFFFFF, 0x7FFFFFFF]')
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [[todump, 1]]}')
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eq('Vim(call):E474: Invalid key in special dictionary', exc_exec('call jsonencode(todump)'))
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end)
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it('cannot dump generic mapping with floating-point key', function()
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execute('let todump = {"_TYPE": v:msgpack_types.float, "_VAL": 0.125}')
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [[todump, 1]]}')
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eq('Vim(call):E474: Invalid key in special dictionary', exc_exec('call jsonencode(todump)'))
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end)
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it('can dump generic mapping with STR special key and NUL', function()
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execute('let todump = {"_TYPE": v:msgpack_types.string, "_VAL": ["\\n"]}')
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [[todump, 1]]}')
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eq('{"\\u0000": 1}', eval('jsonencode(todump)'))
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end)
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it('can dump generic mapping with BIN special key and NUL', function()
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execute('let todump = {"_TYPE": v:msgpack_types.binary, "_VAL": ["\\n"]}')
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [[todump, 1]]}')
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eq('{"\\u0000": 1}', eval('jsonencode(todump)'))
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end)
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it('can dump STR special mapping with NUL and NL', function()
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execute('let todump = {"_TYPE": v:msgpack_types.string, "_VAL": ["\\n", ""]}')
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eq('"\\u0000\\n"', eval('jsonencode(todump)'))
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end)
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it('can dump BIN special mapping with NUL and NL', function()
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execute('let todump = {"_TYPE": v:msgpack_types.binary, "_VAL": ["\\n", ""]}')
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eq('"\\u0000\\n"', eval('jsonencode(todump)'))
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end)
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it('cannot dump special ext mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.ext, "_VAL": [5, ["",""]]}')
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eq('Vim(call):E474: Unable to convert EXT string to JSON', exc_exec('call jsonencode(todump)'))
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end)
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it('can dump special array mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.array, "_VAL": [5, [""]]}')
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eq('[5, [""]]', eval('jsonencode(todump)'))
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end)
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it('can dump special UINT64_MAX mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.integer}')
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execute('let todump._VAL = [1, 3, 0x7FFFFFFF, 0x7FFFFFFF]')
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eq('18446744073709551615', eval('jsonencode(todump)'))
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end)
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it('can dump special INT64_MIN mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.integer}')
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execute('let todump._VAL = [-1, 2, 0, 0]')
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eq('-9223372036854775808', eval('jsonencode(todump)'))
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end)
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it('can dump special BOOLEAN true mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.boolean, "_VAL": 1}')
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eq('true', eval('jsonencode(todump)'))
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end)
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it('can dump special BOOLEAN false mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.boolean, "_VAL": 0}')
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eq('false', eval('jsonencode(todump)'))
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end)
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it('can dump special NIL mapping', function()
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execute('let todump = {"_TYPE": v:msgpack_types.nil, "_VAL": 0}')
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eq('null', eval('jsonencode(todump)'))
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end)
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it('fails to dump a function reference', function()
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eq('Vim(call):E474: Error while dumping encode_tv2json() argument, itself: attempt to dump function reference',
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exc_exec('call jsonencode(function("tr"))'))
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end)
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it('fails to dump a function reference in a list', function()
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eq('Vim(call):E474: Error while dumping encode_tv2json() argument, index 0: attempt to dump function reference',
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exc_exec('call jsonencode([function("tr")])'))
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end)
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it('fails to dump a recursive list', function()
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execute('let todump = [[[]]]')
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execute('call add(todump[0][0], todump)')
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eq('Vim(call):E724: unable to correctly dump variable with self-referencing container',
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exc_exec('call jsonencode(todump)'))
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end)
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it('fails to dump a recursive dict', function()
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execute('let todump = {"d": {"d": {}}}')
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execute('call extend(todump.d.d, {"d": todump})')
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eq('Vim(call):E724: unable to correctly dump variable with self-referencing container',
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exc_exec('call jsonencode([todump])'))
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end)
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it('can dump dict with two same dicts inside', function()
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execute('let inter = {}')
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execute('let todump = {"a": inter, "b": inter}')
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eq('{"a": {}, "b": {}}', eval('jsonencode(todump)'))
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end)
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it('can dump list with two same lists inside', function()
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execute('let inter = []')
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execute('let todump = [inter, inter]')
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eq('[[], []]', eval('jsonencode(todump)'))
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end)
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it('fails to dump a recursive list in a special dict', function()
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execute('let todump = {"_TYPE": v:msgpack_types.array, "_VAL": []}')
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execute('call add(todump._VAL, todump)')
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eq('Vim(call):E724: unable to correctly dump variable with self-referencing container',
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exc_exec('call jsonencode(todump)'))
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end)
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it('fails to dump a recursive (val) map in a special dict', function()
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": []}')
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execute('call add(todump._VAL, ["", todump])')
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eq('Vim(call):E724: unable to correctly dump variable with self-referencing container',
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exc_exec('call jsonencode([todump])'))
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end)
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it('fails to dump a recursive (val) map in a special dict, _VAL reference', function()
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execute('let todump = {"_TYPE": v:msgpack_types.map, "_VAL": [["", []]]}')
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execute('call add(todump._VAL[0][1], todump._VAL)')
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eq('Vim(call):E724: unable to correctly dump variable with self-referencing container',
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exc_exec('call jsonencode(todump)'))
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end)
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it('fails to dump a recursive (val) special list in a special dict',
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function()
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execute('let todump = {"_TYPE": v:msgpack_types.array, "_VAL": []}')
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execute('call add(todump._VAL, ["", todump._VAL])')
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eq('Vim(call):E724: unable to correctly dump variable with self-referencing container',
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exc_exec('call jsonencode(todump)'))
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end)
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it('fails when called with no arguments', function()
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eq('Vim(call):E119: Not enough arguments for function: jsonencode',
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exc_exec('call jsonencode()'))
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end)
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it('fails when called with two arguments', function()
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eq('Vim(call):E118: Too many arguments for function: jsonencode',
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exc_exec('call jsonencode(["", ""], 1)'))
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end)
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end)
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