On Tue, Mar 24, 2009 at 7:42 PM, Junio C Hamano <gitster@xxxxxxxxx> wrote: > David Aguilar <davvid@xxxxxxxxx> writes: > >> +remove_config_vars() >> +{ >> + # Unset all config variables used by git-difftool >> + git config --unset diff.tool >> + git config --unset difftool.test-tool.cmd >> + git config --unset merge.tool >> + git config --unset mergetool.test-tool.cmd >> + return 0 >> +} >> + >> +restore_test_defaults() >> +{ >> + # Restores the test defaults used by several tests >> + remove_config_vars >> + unset GIT_DIFF_TOOL && >> + unset GIT_MERGE_TOOL && >> + unset GIT_DIFFTOOL_NO_PROMPT && > > I thought some shells' "unset" returns non-zero status when is given an > already unset variable. I suspect you would want to drop the && chain > just like you did for remove_config_vars for the same reason. Ah, I learn something new everyday. Thanks. I've addressed these notes and am sending patch v2 now. > >> + git config diff.tool test-tool && >> + git config difftool.test-tool.cmd "cat \$LOCAL" >> +} > > 'cat $LOCAL' would be much easier to read, wouldn't it? > >> + ... >> +# Specify the diff tool using $GIT_DIFF_TOOL >> +test_expect_success 'GIT_DIFF_TOOL variable' ' >> + git config --unset diff.tool && > > You might want to lose && here in case the user told an earlier test that > sets the configuration to some value skipped (or such test failed), or > perhaps later somebody adds tests before this one that leaves the config > without this variable. > > Other than that I didn't see major breakages. > > Thanks. > -- David -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html