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test: port kword_test to Lua for utf_char2bytes()

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Use LuaJIT FFI to create char pointer.
Validate output with utf_ptr2char(), vim_iswordc() and vim_iswordp().
Use const for LuaJIT string-to-char conversion.
This commit is contained in:
Jan Edmund Lazo 2018-06-26 23:26:04 -04:00
parent 6ff892165a
commit 3e4a058b01
2 changed files with 14 additions and 4 deletions
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8
src/nvim/charset.c
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@ -826,7 +826,7 @@ bool vim_isIDc(int c)
/// For multi-byte characters mb_get_class() is used (builtin rules).
///
/// @param c character to check
bool vim_iswordc(int c)
bool vim_iswordc(const int c)
FUNC_ATTR_PURE FUNC_ATTR_WARN_UNUSED_RESULT
{
return vim_iswordc_buf(c, curbuf);
@ -852,7 +852,7 @@ bool vim_iswordc_tab(const int c, const uint64_t *const chartab)
///
/// @param c character to check
/// @param buf buffer whose keywords to use
bool vim_iswordc_buf(int c, buf_T *buf)
bool vim_iswordc_buf(const int c, buf_T *const buf)
FUNC_ATTR_PURE FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_NONNULL_ARG(2)
{
return vim_iswordc_tab(c, buf->b_chartab);
@ -863,7 +863,7 @@ bool vim_iswordc_buf(int c, buf_T *buf)
/// @param p pointer to the multi-byte character
///
/// @return true if "p" points to a keyword character.
bool vim_iswordp(char_u *p)
bool vim_iswordp(const char_u *const p)
FUNC_ATTR_PURE FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_NONNULL_ALL
{
return vim_iswordp_buf(p, curbuf);
@ -876,7 +876,7 @@ bool vim_iswordp(char_u *p)
/// @param buf buffer whose keywords to use
///
/// @return true if "p" points to a keyword character.
bool vim_iswordp_buf(char_u *p, buf_T *buf)
bool vim_iswordp_buf(const char_u *const p, buf_T *const buf)
FUNC_ATTR_PURE FUNC_ATTR_WARN_UNUSED_RESULT FUNC_ATTR_NONNULL_ALL
{
int c = *p;

10
test/unit/mbyte_spec.lua
View File

@ -5,6 +5,7 @@ local ffi = helpers.ffi
local eq = helpers.eq
local mbyte = helpers.cimport("./src/nvim/mbyte.h")
local charset = helpers.cimport('./src/nvim/charset.h')
describe('mbyte', function()
@ -42,6 +43,15 @@ describe('mbyte', function()
-- Sequences with more than four bytes
end)
itp('utf_char2bytes', function()
local char_p = ffi.typeof('char[?]')
for c = 0, 0xFFFF do
local p = char_p(4, 0)
mbyte.utf_char2bytes(c, p)
eq(c, mbyte.utf_ptr2char(p))
eq(charset.vim_iswordc(c), charset.vim_iswordp(p))
end
end)
describe('utfc_ptr2char_len', function()