diff options
Diffstat (limited to 'lib/kernel')
| -rw-r--r-- | lib/kernel/test/file_SUITE.erl | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl index 17c47f871d..ed4ae353f3 100644 --- a/lib/kernel/test/file_SUITE.erl +++ b/lib/kernel/test/file_SUITE.erl @@ -3329,6 +3329,17 @@ do_large_file(Config) -> ?line {ok,P} = ?FILE_MODULE:position(F, {eof,-L}), ?line {ok,Rs} = ?FILE_MODULE:read(F, L+1), ?line ok = ?FILE_MODULE:close(F), + %% Reopen the file with 'append'; used to fail on Windows causing + %% writes to go to the beginning of the file for files > 4GB. + ?line PL = P + L, + ?line PLL = PL + L, + ?line {ok,F1} = ?FILE_MODULE:open(Name, [raw,read,write,append]), + ?line ok = ?FILE_MODULE:write(F1, R), + ?line {ok,PLL} = ?FILE_MODULE:position(F1, {cur,0}), + ?line {ok,Rs} = ?FILE_MODULE:pread(F1, P, L), + ?line {ok,PL} = ?FILE_MODULE:position(F1, {eof,-L}), + ?line {ok,R} = ?FILE_MODULE:read(F1, L+1), + ?line ok = ?FILE_MODULE:close(F1), %% ?line Mref = erlang:monitor(process, Deleter), ?line Deleter ! {Tester,done}, |