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40 lines
1.3 KiB
Lua
40 lines
1.3 KiB
Lua
local t = require('test.unit.testutil')
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local t_eval = require('test.unit.eval.testutil')
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local itp = t.gen_itp(it)
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local cimport = t.cimport
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local eq = t.eq
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local eval0 = t_eval.eval0
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local eval = cimport('./src/nvim/eval.h', './src/nvim/eval/typval.h', './src/nvim/memory.h')
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describe('NULL typval_T', function()
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itp('is produced by $XXX_UNEXISTENT_VAR_XXX', function()
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-- Required for various tests which need to check whether typval_T with NULL
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-- string works correctly. This test checks that unexistent environment
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-- variable produces NULL string, not that some specific environment
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-- variable does not exist. Last bit is left for the test writers.
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local unexistent_env = 'XXX_UNEXISTENT_VAR_XXX'
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while os.getenv(unexistent_env) ~= nil do
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unexistent_env = unexistent_env .. '_XXX'
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end
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local rettv = eval0('$' .. unexistent_env)
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eq(eval.VAR_STRING, rettv.v_type)
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eq(nil, rettv.vval.v_string)
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end)
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itp('is produced by v:_null_list', function()
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local rettv = eval0('v:_null_list')
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eq(eval.VAR_LIST, rettv.v_type)
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eq(nil, rettv.vval.v_list)
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end)
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itp('is produced by v:_null_dict', function()
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local rettv = eval0('v:_null_dict')
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eq(eval.VAR_DICT, rettv.v_type)
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eq(nil, rettv.vval.v_dict)
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end)
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end)
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