builtin/commit.c: extract ignore_non_trailer() helper function

diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh
index ac6f3b6af25c67ae3a2c0748c34f99b4cd0d4b32..27263dfb80420a417bb0f33aa8731ef2fb7bc7b6 100755 (executable)
--- a/t/t9300-fast-import.sh
+++ b/t/t9300-fast-import.sh
@@ -12,7 +12,7 @@ test_description='test git fast-import utility'
 # This could be written as "head -c $1", but IRIX "head" does not
 # support the -c option.
 head_c () {
-       "$PERL_PATH" -e '
+       perl -e '
                my $len = $ARGV[1];
                while ($len > 0) {
                        my $s;
@@ -1031,6 +1031,32 @@ test_expect_success \
         git diff-tree -M -r M3^ M3 >actual &&
         compare_diff_raw expect actual'
 
+cat >input <<INPUT_END
+commit refs/heads/M4
+committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+data <<COMMIT
+rename root
+COMMIT
+
+from refs/heads/M2^0
+R "" sub
+
+INPUT_END
+
+cat >expect <<EOF
+:100644 100644 7123f7f44e39be127c5eb701e5968176ee9d78b1 7123f7f44e39be127c5eb701e5968176ee9d78b1 R100  file2/oldf      sub/file2/oldf
+:100755 100755 85df50785d62d3b05ab03d9cbf7e4a0b49449730 85df50785d62d3b05ab03d9cbf7e4a0b49449730 R100  file4   sub/file4
+:100755 100755 f1fb5da718392694d0076d677d6d0e364c79b0bc f1fb5da718392694d0076d677d6d0e364c79b0bc R100  i/am/new/to/you sub/i/am/new/to/you
+:100755 100755 e74b7d465e52746be2b4bae983670711e6e66657 e74b7d465e52746be2b4bae983670711e6e66657 R100  newdir/exec.sh  sub/newdir/exec.sh
+:100644 100644 fcf778cda181eaa1cbc9e9ce3a2e15ee9f9fe791 fcf778cda181eaa1cbc9e9ce3a2e15ee9f9fe791 R100  newdir/interesting      sub/newdir/interesting
+EOF
+test_expect_success \
+       'M: rename root to subdirectory' \
+       'git fast-import <input &&
+        git diff-tree -M -r M4^ M4 >actual &&
+        cat actual &&
+        compare_diff_raw expect actual'
+
 ###
 ### series N
 ###
@@ -1227,6 +1253,29 @@ test_expect_success \
         git diff-tree -C --find-copies-harder -r N4 N6 >actual &&
         compare_diff_raw expect actual'
 
+test_expect_success \
+       'N: copy root by path' \
+       'cat >expect <<-\EOF &&
+       :100755 100755 f1fb5da718392694d0076d677d6d0e364c79b0bc f1fb5da718392694d0076d677d6d0e364c79b0bc C100   file2/newf      oldroot/file2/newf
+       :100644 100644 7123f7f44e39be127c5eb701e5968176ee9d78b1 7123f7f44e39be127c5eb701e5968176ee9d78b1 C100   file2/oldf      oldroot/file2/oldf
+       :100755 100755 85df50785d62d3b05ab03d9cbf7e4a0b49449730 85df50785d62d3b05ab03d9cbf7e4a0b49449730 C100   file4   oldroot/file4
+       :100755 100755 e74b7d465e52746be2b4bae983670711e6e66657 e74b7d465e52746be2b4bae983670711e6e66657 C100   newdir/exec.sh  oldroot/newdir/exec.sh
+       :100644 100644 fcf778cda181eaa1cbc9e9ce3a2e15ee9f9fe791 fcf778cda181eaa1cbc9e9ce3a2e15ee9f9fe791 C100   newdir/interesting      oldroot/newdir/interesting
+       EOF
+        cat >input <<-INPUT_END &&
+       commit refs/heads/N-copy-root-path
+       committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+       data <<COMMIT
+       copy root directory by (empty) path
+       COMMIT
+
+       from refs/heads/branch^0
+       C "" oldroot
+       INPUT_END
+        git fast-import <input &&
+        git diff-tree -C --find-copies-harder -r branch N-copy-root-path >actual &&
+        compare_diff_raw expect actual'
+
 test_expect_success \
        'N: delete directory by copying' \
        'cat >expect <<-\EOF &&
@@ -2815,14 +2864,14 @@ test_expect_success 'S: notemodify with garbage after sha1 dataref must fail' '
 '
 
 #
-# notemodify, mark in committish
+# notemodify, mark in commit-ish
 #
-test_expect_success 'S: notemodify with garbarge after mark committish must fail' '
+test_expect_success 'S: notemodify with garbarge after mark commit-ish must fail' '
        test_must_fail git fast-import --import-marks=marks <<-EOF 2>err &&
        commit refs/heads/Snotes
        committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
        data <<COMMIT
-       commit S note committish
+       commit S note commit-ish
        COMMIT
        N :202 :302x
        EOF
@@ -2934,4 +2983,20 @@ test_expect_success 'S: ls with garbage after sha1 must fail' '
        test_i18ngrep "space after tree-ish" err
 '
 
+###
+### series T (ls)
+###
+# Setup is carried over from series S.
+
+test_expect_success 'T: ls root tree' '
+       sed -e "s/Z\$//" >expect <<-EOF &&
+       040000 tree $(git rev-parse S^{tree})   Z
+       EOF
+       sha1=$(git rev-parse --verify S) &&
+       git fast-import --import-marks=marks <<-EOF >actual &&
+       ls $sha1 ""
+       EOF
+       test_cmp expect actual
+'
+
 test_done