mirror of
https://github.com/neovim/neovim.git
synced 2024-12-27 14:21:31 -07:00
131 lines
4.0 KiB
Lua
131 lines
4.0 KiB
Lua
local helpers = require('test.unit.helpers')
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local cimport = helpers.cimport
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local internalize = helpers.internalize
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local eq = helpers.eq
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local ffi = helpers.ffi
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local lib = helpers.lib
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local cstr = helpers.cstr
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local to_cstr = helpers.to_cstr
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local NULL = helpers.NULL
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require('lfs')
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local env = cimport('./src/nvim/os/os.h')
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describe('env function', function()
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function os_setenv(name, value, override)
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return env.os_setenv((to_cstr(name)), (to_cstr(value)), override)
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end
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function os_getenv(name)
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local rval = env.os_getenv((to_cstr(name)))
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if rval ~= NULL then
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return ffi.string(rval)
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else
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return NULL
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end
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end
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describe('os_setenv', function()
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local OK = 0
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it('sets an env variable and returns OK', function()
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local name = 'NEOVIM_UNIT_TEST_SETENV_1N'
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local value = 'NEOVIM_UNIT_TEST_SETENV_1V'
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eq(nil, os.getenv(name))
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eq(OK, (os_setenv(name, value, 1)))
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eq(value, os.getenv(name))
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end)
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it("dosn't overwrite an env variable if overwrite is 0", function()
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local name = 'NEOVIM_UNIT_TEST_SETENV_2N'
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local value = 'NEOVIM_UNIT_TEST_SETENV_2V'
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local value_updated = 'NEOVIM_UNIT_TEST_SETENV_2V_UPDATED'
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eq(OK, (os_setenv(name, value, 0)))
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eq(value, os.getenv(name))
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eq(OK, (os_setenv(name, value_updated, 0)))
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eq(value, os.getenv(name))
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end)
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end)
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describe('os_getenv', function()
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it('reads an env variable', function()
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local name = 'NEOVIM_UNIT_TEST_GETENV_1N'
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local value = 'NEOVIM_UNIT_TEST_GETENV_1V'
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eq(NULL, os_getenv(name))
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-- need to use os_setenv, because lua dosn't have a setenv function
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os_setenv(name, value, 1)
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eq(value, os_getenv(name))
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end)
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it('returns NULL if the env variable is not found', function()
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local name = 'NEOVIM_UNIT_TEST_GETENV_NOTFOUND'
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return eq(NULL, os_getenv(name))
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end)
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end)
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describe('os_getenvname_at_index', function()
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it('returns names of environment variables', function()
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local test_name = 'NEOVIM_UNIT_TEST_GETENVNAME_AT_INDEX_1N'
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local test_value = 'NEOVIM_UNIT_TEST_GETENVNAME_AT_INDEX_1V'
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os_setenv(test_name, test_value, 1)
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local i = 0
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local names = { }
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local found_name = false
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local name = env.os_getenvname_at_index(i)
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while name ~= NULL do
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table.insert(names, ffi.string(name))
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if (ffi.string(name)) == test_name then
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found_name = true
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end
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i = i + 1
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name = env.os_getenvname_at_index(i)
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end
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eq(true, (table.getn(names)) > 0)
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eq(true, found_name)
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end)
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it('returns NULL if the index is out of bounds', function()
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local huge = ffi.new('size_t', 10000)
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local maxuint32 = ffi.new('size_t', 4294967295)
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eq(NULL, env.os_getenvname_at_index(huge))
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eq(NULL, env.os_getenvname_at_index(maxuint32))
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if ffi.abi('64bit') then
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-- couldn't use a bigger number because it gets converted to
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-- double somewere, should be big enough anyway
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-- maxuint64 = ffi.new 'size_t', 18446744073709551615
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local maxuint64 = ffi.new('size_t', 18446744073709000000)
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eq(NULL, env.os_getenvname_at_index(maxuint64))
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end
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end)
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end)
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describe('os_get_pid', function()
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it('returns the process ID', function()
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local stat_file = io.open('/proc/self/stat')
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if stat_file then
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local stat_str = stat_file:read('*l')
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stat_file:close()
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local pid = tonumber((stat_str:match('%d+')))
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eq(pid, tonumber(env.os_get_pid()))
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else
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-- /proc is not available on all systems, test if pid is nonzero.
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eq(true, (env.os_get_pid() > 0))
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end
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end)
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end)
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describe('os_get_hostname', function()
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it('returns the hostname', function()
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local handle = io.popen('hostname')
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local hostname = handle:read('*l')
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handle:close()
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local hostname_buf = cstr(255, '')
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env.os_get_hostname(hostname_buf, 255)
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eq(hostname, (ffi.string(hostname_buf)))
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end)
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end)
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end)
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