interpret_branch_name(): handle auto-namelen for @{-1}

diff --git a/t/t3600-rm.sh b/t/t3600-rm.sh
index d046d98aec61748ad936515807f28f77600f630e..bcbb68065113f6a2032a3879fabb3353c42e79d0 100755 (executable)
--- a/t/t3600-rm.sh
+++ b/t/t3600-rm.sh
@@ -111,21 +111,21 @@ test_expect_success 'Remove nonexistent file with --ignore-unmatch' '
 '
 
 test_expect_success '"rm" command printed' '
-       echo frotz > test-file &&
+       echo frotz >test-file &&
        git add test-file &&
        git commit -m "add file for rm test" &&
-       git rm test-file > rm-output &&
+       git rm test-file >rm-output &&
        test $(grep "^rm " rm-output | wc -l) = 1 &&
        rm -f test-file rm-output &&
        git commit -m "remove file from rm test"
 '
 
 test_expect_success '"rm" command suppressed with --quiet' '
-       echo frotz > test-file &&
+       echo frotz >test-file &&
        git add test-file &&
        git commit -m "add file for rm --quiet test" &&
-       git rm --quiet test-file > rm-output &&
-       test $(wc -l < rm-output) = 0 &&
+       git rm --quiet test-file >rm-output &&
+       test_must_be_empty rm-output &&
        rm -f test-file rm-output &&
        git commit -m "remove file from rm --quiet test"
 '
@@ -221,7 +221,7 @@ test_expect_success 'Call "rm" from outside the work tree' '
        mkdir repo &&
        (cd repo &&
         git init &&
-        echo something > somefile &&
+        echo something >somefile &&
         git add somefile &&
         git commit -m "add a file" &&
         (cd .. &&
@@ -287,7 +287,7 @@ test_expect_success 'rm removes empty submodules from work tree' '
        git commit -m "add submodule" &&
        git rm submod &&
        test ! -e submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual &&
        test_must_fail git config -f .gitmodules submodule.sub.url &&
        test_must_fail git config -f .gitmodules submodule.sub.path
@@ -298,7 +298,7 @@ test_expect_success 'rm removes removed submodule from index and .gitmodules' '
        git submodule update &&
        rm -rf submod &&
        git rm submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual &&
        test_must_fail git config -f .gitmodules submodule.sub.url &&
        test_must_fail git config -f .gitmodules submodule.sub.path
@@ -309,7 +309,7 @@ test_expect_success 'rm removes work tree of unmodified submodules' '
        git submodule update &&
        git rm submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual &&
        test_must_fail git config -f .gitmodules submodule.sub.url &&
        test_must_fail git config -f .gitmodules submodule.sub.path
@@ -320,7 +320,7 @@ test_expect_success 'rm removes a submodule with a trailing /' '
        git submodule update &&
        git rm submod/ &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
@@ -335,17 +335,15 @@ test_expect_success 'rm succeeds when given a directory with a trailing /' '
 test_expect_success 'rm of a populated submodule with different HEAD fails unless forced' '
        git reset --hard &&
        git submodule update &&
-       (cd submod &&
-               git checkout HEAD^
-       ) &&
+       git -C submod checkout HEAD^ &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.modified actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual &&
        test_must_fail git config -f .gitmodules submodule.sub.url &&
        test_must_fail git config -f .gitmodules submodule.sub.path
@@ -418,34 +416,30 @@ test_expect_success 'rm issues a warning when section is not found in .gitmodule
 test_expect_success 'rm of a populated submodule with modifications fails unless forced' '
        git reset --hard &&
        git submodule update &&
-       (cd submod &&
-               echo X >empty
-       ) &&
+       echo X >submod/empty &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.modified actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
 test_expect_success 'rm of a populated submodule with untracked files fails unless forced' '
        git reset --hard &&
        git submodule update &&
-       (cd submod &&
-               echo X >untracked
-       ) &&
+       echo X >submod/untracked &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.modified actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
@@ -461,16 +455,12 @@ test_expect_success 'setup submodule conflict' '
        git add nitfol &&
        git commit -m "added nitfol 2" &&
        git checkout -b conflict1 master &&
-       (cd submod &&
-               git fetch &&
-               git checkout branch1
-       ) &&
+       git -C submod fetch &&
+       git -C submod checkout branch1 &&
        git add submod &&
        git commit -m "submod 1" &&
        git checkout -b conflict2 master &&
-       (cd submod &&
-               git checkout branch2
-       ) &&
+       git -C submod checkout branch2 &&
        git add submod &&
        git commit -m "submod 2"
 '
@@ -486,7 +476,7 @@ test_expect_success 'rm removes work tree of unmodified conflicted submodule' '
        test_must_fail git merge conflict2 &&
        git rm submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
@@ -494,18 +484,16 @@ test_expect_success 'rm of a conflicted populated submodule with different HEAD
        git checkout conflict1 &&
        git reset --hard &&
        git submodule update &&
-       (cd submod &&
-               git checkout HEAD^
-       ) &&
+       git -C submod checkout HEAD^ &&
        test_must_fail git merge conflict2 &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.conflict actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual &&
        test_must_fail git config -f .gitmodules submodule.sub.url &&
        test_must_fail git config -f .gitmodules submodule.sub.path
@@ -515,18 +503,16 @@ test_expect_success 'rm of a conflicted populated submodule with modifications f
        git checkout conflict1 &&
        git reset --hard &&
        git submodule update &&
-       (cd submod &&
-               echo X >empty
-       ) &&
+       echo X >submod/empty &&
        test_must_fail git merge conflict2 &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.conflict actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual &&
        test_must_fail git config -f .gitmodules submodule.sub.url &&
        test_must_fail git config -f .gitmodules submodule.sub.path
@@ -536,18 +522,16 @@ test_expect_success 'rm of a conflicted populated submodule with untracked files
        git checkout conflict1 &&
        git reset --hard &&
        git submodule update &&
-       (cd submod &&
-               echo X >untracked
-       ) &&
+       echo X >submod/untracked &&
        test_must_fail git merge conflict2 &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.conflict actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
@@ -564,12 +548,12 @@ test_expect_success 'rm of a conflicted populated submodule with a .git director
        test_must_fail git rm submod &&
        test -d submod &&
        test -d submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.conflict actual &&
        test_must_fail git rm -f submod &&
        test -d submod &&
        test -d submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.conflict actual &&
        git merge --abort &&
        rm -rf submod
@@ -581,7 +565,7 @@ test_expect_success 'rm of a conflicted unpopulated submodule succeeds' '
        test_must_fail git merge conflict2 &&
        git rm submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
@@ -597,12 +581,12 @@ test_expect_success 'rm of a populated submodule with a .git directory fails eve
        test_must_fail git rm submod &&
        test -d submod &&
        test -d submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        ! test -s actual &&
        test_must_fail git rm -f submod &&
        test -d submod &&
        test -d submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        ! test -s actual &&
        rm -rf submod
 '
@@ -629,58 +613,52 @@ test_expect_success 'setup subsubmodule' '
 test_expect_success 'rm recursively removes work tree of unmodified submodules' '
        git rm submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
 test_expect_success 'rm of a populated nested submodule with different nested HEAD fails unless forced' '
        git reset --hard &&
        git submodule update --recursive &&
-       (cd submod/subsubmod &&
-               git checkout HEAD^
-       ) &&
+       git -C submod/subsubmod checkout HEAD^ &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.modified actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
 test_expect_success 'rm of a populated nested submodule with nested modifications fails unless forced' '
        git reset --hard &&
        git submodule update --recursive &&
-       (cd submod/subsubmod &&
-               echo X >empty
-       ) &&
+       echo X >submod/subsubmod/empty &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.modified actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
 test_expect_success 'rm of a populated nested submodule with nested untracked files fails unless forced' '
        git reset --hard &&
        git submodule update --recursive &&
-       (cd submod/subsubmod &&
-               echo X >untracked
-       ) &&
+       echo X >submod/subsubmod/untracked &&
        test_must_fail git rm submod &&
        test -d submod &&
        test -f submod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect.modified actual &&
        git rm -f submod &&
        test ! -d submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        test_cmp expect actual
 '
 
@@ -695,12 +673,12 @@ test_expect_success 'rm of a populated nested submodule with a nested .git direc
        test_must_fail git rm submod &&
        test -d submod &&
        test -d submod/subsubmod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        ! test -s actual &&
        test_must_fail git rm -f submod &&
        test -d submod &&
        test -d submod/subsubmod/.git &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        ! test -s actual &&
        rm -rf submod
 '
@@ -709,14 +687,14 @@ test_expect_success 'checking out a commit after submodule removal needs manual
        git commit -m "submodule removal" submod &&
        git checkout HEAD^ &&
        git submodule update &&
-       git checkout -q HEAD^ 2>actual &&
+       git checkout -q HEAD^ &&
        git checkout -q master 2>actual &&
        test_i18ngrep "^warning: unable to rmdir submod:" actual &&
        git status -s submod >actual &&
        echo "?? submod/" >expected &&
        test_cmp expected actual &&
        rm -rf submod &&
-       git status -s -uno --ignore-submodules=none > actual &&
+       git status -s -uno --ignore-submodules=none >actual &&
        ! test -s actual
 '
 
@@ -881,4 +859,9 @@ test_expect_success 'rm files with two different errors' '
        test_i18ncmp expect actual
 '
 
+test_expect_success 'rm empty string should invoke warning' '
+       git rm -rf "" 2>output &&
+       test_i18ngrep "warning: empty strings" output
+'
+
 test_done