Mercurial > vim
changeset 30136:5380551172aa v9.0.0404
patch 9.0.0404: crash when passing invalid arguments to assert_fails()
Commit: https://github.com/vim/vim/commit/1540d334a04d874c2aa9d26b82dbbcd4bc5a78de
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Sep 7 15:20:26 2022 +0100
patch 9.0.0404: crash when passing invalid arguments to assert_fails()
Problem: Crash when passing invalid arguments to assert_fails().
Solution: Check for NULL string.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Wed, 07 Sep 2022 16:30:02 +0200 |
parents | e791a968eae1 |
children | a207126c5111 |
files | src/testdir/test_assert.vim src/testing.c src/version.c |
diffstat | 3 files changed, 28 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/src/testdir/test_assert.vim +++ b/src/testdir/test_assert.vim @@ -276,6 +276,21 @@ func Test_assert_fail_fails() call assert_match("E1222: String or List required for argument 2", exp) try + call assert_equal(0, assert_fails('xxx', [#{one: 1}])) + catch + let exp = v:exception + endtry + call assert_match("E731: Using a Dictionary as a String", exp) + + let exp = '' + try + call assert_equal(0, assert_fails('xxx', ['E492', #{one: 1}])) + catch + let exp = v:exception + endtry + call assert_match("E731: Using a Dictionary as a String", exp) + + try call assert_equal(1, assert_fails('xxx', 'E492', '', 'burp')) catch let exp = v:exception @@ -289,8 +304,8 @@ func Test_assert_fail_fails() endtry call assert_match("E1174: String required for argument 5", exp) - call assert_equal(1, assert_fails('c0', ['', '\1'])) - call assert_match("Expected '\\\\\\\\1' but got 'E939: Positive count required: c0': c0", v:errors[0]) + call assert_equal(1, assert_fails('c0', ['', '\(.\)\1'])) + call assert_match("Expected '\\\\\\\\(.\\\\\\\\)\\\\\\\\1' but got 'E939: Positive count required: c0': c0", v:errors[0]) call remove(v:errors, 0) endfunc
--- a/src/testing.c +++ b/src/testing.c @@ -616,6 +616,11 @@ f_assert_fails(typval_T *argvars, typval in_assert_fails = TRUE; do_cmdline_cmd(cmd); + + // reset here for any errors reported below + trylevel = save_trylevel; + suppress_errthrow = FALSE; + if (called_emsg == called_emsg_before) { prepare_assert_error(&ga); @@ -654,6 +659,8 @@ f_assert_fails(typval_T *argvars, typval CHECK_LIST_MATERIALIZE(list); tv = &list->lv_first->li_tv; expected = tv_get_string_buf_chk(tv, buf); + if (expected == NULL) + goto theend; if (!pattern_match(expected, actual, FALSE)) { error_found = TRUE; @@ -667,6 +674,8 @@ f_assert_fails(typval_T *argvars, typval { tv = &list->lv_u.mat.lv_last->li_tv; expected = tv_get_string_buf_chk(tv, buf); + if (expected == NULL) + goto theend; if (!pattern_match(expected, actual, FALSE)) { error_found = TRUE;