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unittests: Add tests for tv_list_find*() functions

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Additional modifications:

- More `const` qualifiers in tested functions.
- `tv_list_find_str()` second argument is more in-line with other
  `tv_list_find*()` functions.
This commit is contained in:
ZyX
2016-11-04 19:33:36 +03:00
parent b3672ae2fc
commit e5edf07ec4
5 changed files with 204 additions and 8 deletions
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12
src/nvim/eval/typval.c
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@@ -731,7 +731,7 @@ listitem_T *tv_list_find(list_T *const l, int n)
/// `*ret_error` is not touched.
///
/// @return Integer value at the given index or -1.
varnumber_T tv_list_find_nr(list_T *const l, const int n, bool *ret_error)
varnumber_T tv_list_find_nr(list_T *const l, const int n, bool *const ret_error)
FUNC_ATTR_WARN_UNUSED_RESULT
{
const listitem_T *const li = tv_list_find(l, n);
@@ -744,16 +744,16 @@ varnumber_T tv_list_find_nr(list_T *const l, const int n, bool *ret_error)
return tv_get_number_chk(&li->li_tv, ret_error);
}
/// Get list item l[n - 1] as a string
/// Get list item l[n] as a string
///
/// @param[in] l List to index.
/// @param[in] n Index in a list.
///
/// @return [allocated] Copy of the list item string value.
const char *tv_list_find_str(list_T *l, int n)
FUNC_ATTR_MALLOC
/// @return List item string value or NULL in case of error.
const char *tv_list_find_str(list_T *const l, const int n)
FUNC_ATTR_WARN_UNUSED_RESULT
{
const listitem_T *const li = tv_list_find(l, n - 1);
const listitem_T *const li = tv_list_find(l, n);
if (li == NULL) {
EMSGN(_(e_listidx), n);
return NULL;