untracked-cache: be defensive about missing NULs in index

diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh
index 175f83d7042a0fb9f093bc6f25e1d0b25ce548af..3a2c6326d83b760194c600e2ccde619438200508 100755 (executable)
--- a/t/t9902-completion.sh
+++ b/t/t9902-completion.sh
@@ -1249,7 +1249,7 @@ test_expect_success 'teardown after ref completion' '
 
 test_path_completion ()
 {
-       test $# = 2 || error "bug in the test script: not 2 parameters to test_path_completion"
+       test $# = 2 || BUG "not 2 parameters to test_path_completion"
 
        local cur="$1" expected="$2"
        echo "$expected" >expected &&
@@ -1434,7 +1434,8 @@ test_expect_success 'double dash "git checkout"' '
        --ignore-other-worktrees Z
        --recurse-submodules Z
        --progress Z
-       --no-quiet Z
+       --guess Z
+       --no-guess Z
        --no-... Z
        EOF
 '
@@ -1515,8 +1516,8 @@ test_expect_success 'show completes all refs' '
 
 test_expect_success '<ref>: completes paths' '
        test_completion "git show mytag:f" <<-\EOF
-       file1 Z
-       file2 Z
+       file1Z
+       file2Z
        EOF
 '
 
@@ -1525,7 +1526,7 @@ test_expect_success 'complete tree filename with spaces' '
        git add "name with spaces" &&
        git commit -m spaces &&
        test_completion "git show HEAD:nam" <<-\EOF
-       name with spaces Z
+       name with spacesZ
        EOF
 '
 
@@ -1534,12 +1535,12 @@ test_expect_success 'complete tree filename with metacharacters' '
        git add "name with \${meta}" &&
        git commit -m meta &&
        test_completion "git show HEAD:nam" <<-\EOF
-       name with ${meta} Z
-       name with spaces Z
+       name with ${meta}Z
+       name with spacesZ
        EOF
 '
 
-test_expect_success 'send-email' '
+test_expect_success PERL 'send-email' '
        test_completion "git send-email --cov" "--cover-letter " &&
        test_completion "git send-email ma" "master "
 '
@@ -1697,7 +1698,8 @@ test_expect_success 'sourcing the completion script clears cached commands' '
        verbose test -z "$__git_all_commands"
 '
 
-test_expect_success !GETTEXT_POISON 'sourcing the completion script clears cached merge strategies' '
+test_expect_success 'sourcing the completion script clears cached merge strategies' '
+       GIT_TEST_GETTEXT_POISON= &&
        __git_compute_merge_strategies &&
        verbose test -n "$__git_merge_strategies" &&
        . "$GIT_BUILD_DIR/contrib/completion/git-completion.bash" &&