Mercurial > vim
changeset 14137:0d534adbcc2f v8.1.0086
patch 8.1.0086: no tests for libcall() and libcallnr()
commit https://github.com/vim/vim/commit/1ceebb4efc455dc6c34e0cd2c2adbd00939f038b
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Jun 19 19:46:06 2018 +0200
patch 8.1.0086: no tests for libcall() and libcallnr()
Problem: No tests for libcall() and libcallnr().
Solution: Add tests. (Dominique Pelle, closes https://github.com/vim/vim/issues/2982)
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Tue, 19 Jun 2018 20:00:07 +0200 |
| parents | a150d64020e9 |
| children | aa8127dba7d0 |
| files | src/testdir/test_functions.vim src/version.c |
| diffstat | 2 files changed, 38 insertions(+), 0 deletions(-) [+] |
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--- a/src/testdir/test_functions.vim +++ b/src/testdir/test_functions.vim @@ -948,3 +948,39 @@ func Test_reg_executing_and_recording() delfunc s:save_reg_stat unlet s:reg_stat endfunc + +func Test_libcall_libcallnr() + if !has('libcall') + return + endif + + if has('win32') + let libc = 'msvcrt.dll' + elseif has('mac') + let libc = 'libSystem.B.dylib' + else + " On Unix, libc.so can be in various places. + " Interestingly, using an empty string for the 1st argument of libcall + " allows to call functions from libc which is not documented. + let libc = '' + endif + + if has('win32') + call assert_equal($USERPROFILE, libcall(libc, 'getenv', 'USERPROFILE')) + else + call assert_equal($HOME, libcall(libc, 'getenv', 'HOME')) + endif + + " If function returns NULL, libcall() should return an empty string. + call assert_equal('', libcall(libc, 'getenv', 'X_ENV_DOES_NOT_EXIT')) + + " Test libcallnr() with string and integer argument. + call assert_equal(4, libcallnr(libc, 'strlen', 'abcd')) + call assert_equal(char2nr('A'), libcallnr(libc, 'toupper', char2nr('a'))) + + call assert_fails("call libcall(libc, 'Xdoesnotexist_', '')", 'E364:') + call assert_fails("call libcallnr(libc, 'Xdoesnotexist_', '')", 'E364:') + + call assert_fails("call libcall('Xdoesnotexist_', 'getenv', 'HOME')", 'E364:') + call assert_fails("call libcallnr('Xdoesnotexist_', 'strlen', 'abcd')", 'E364:') +endfunc