t7406: fix call that was failing for the wrong reason

diff --git a/t/t3030-merge-recursive.sh b/t/t3030-merge-recursive.sh
index 9a893b5fe746f03521454972199ecb2d243d79ab..ff641b348a1bacc54fc7c582f4ae0881446a6827 100755 (executable)
--- a/t/t3030-merge-recursive.sh
+++ b/t/t3030-merge-recursive.sh
@@ -36,15 +36,15 @@ test_expect_success 'setup 1' '
        test_tick &&
        git commit -m "master modifies a and d/e" &&
        c1=$(git rev-parse --verify HEAD) &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o1   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o1   d/e"
-               echo "100644 $o1 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o1   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o1   d/e" &&
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -54,15 +54,15 @@ test_expect_success 'setup 2' '
 
        rm -rf [abcd] &&
        git checkout side &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o0 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -75,15 +75,15 @@ test_expect_success 'setup 2' '
        test_tick &&
        git commit -m "side modifies a" &&
        c2=$(git rev-parse --verify HEAD) &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o2   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o2 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o2   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o2 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -93,15 +93,15 @@ test_expect_success 'setup 3' '
 
        rm -rf [abcd] &&
        git checkout df-1 &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o0 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -112,15 +112,15 @@ test_expect_success 'setup 3' '
        test_tick &&
        git commit -m "df-1 makes b/c" &&
        c3=$(git rev-parse --verify HEAD) &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o3   b/c"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o0 0      a"
-               echo "100644 $o3 0      b/c"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o3   b/c" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o3 0      b/c" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -130,15 +130,15 @@ test_expect_success 'setup 4' '
 
        rm -rf [abcd] &&
        git checkout df-2 &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o0 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -149,15 +149,15 @@ test_expect_success 'setup 4' '
        test_tick &&
        git commit -m "df-2 makes a/c" &&
        c4=$(git rev-parse --verify HEAD) &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o4   a/c"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o4 0      a/c"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o4   a/c" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o4 0      a/c" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -167,15 +167,15 @@ test_expect_success 'setup 5' '
 
        rm -rf [abcd] &&
        git checkout remove &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o0 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -190,13 +190,13 @@ test_expect_success 'setup 5' '
        test_tick &&
        git commit -m "remove removes b and modifies a" &&
        c5=$(git rev-parse --verify HEAD) &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o5   a"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o5 0      a"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o5   a" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o5 0      a" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -207,15 +207,15 @@ test_expect_success 'setup 6' '
 
        rm -rf [abcd] &&
        git checkout df-3 &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 $o0 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o0 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -226,15 +226,15 @@ test_expect_success 'setup 6' '
        test_tick &&
        git commit -m "df-3 makes d" &&
        c6=$(git rev-parse --verify HEAD) &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o6   d"
-               echo "100644 $o0 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 blob $o0   a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o6   d" &&
+               echo "100644 $o0 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o6 0      d"
        ) >expected &&
        test_cmp expected actual
@@ -286,11 +286,11 @@ test_expect_success 'merge-recursive result' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o0 1      a"
-               echo "100644 $o2 2      a"
-               echo "100644 $o1 3      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 $o0 1      a" &&
+               echo "100644 $o2 2      a" &&
+               echo "100644 $o1 3      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -325,10 +325,10 @@ test_expect_success 'merge-recursive remove conflict' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o0 1      a"
-               echo "100644 $o1 2      a"
-               echo "100644 $o5 3      a"
-               echo "100644 $o0 0      c"
+               echo "100644 $o0 1      a" &&
+               echo "100644 $o1 2      a" &&
+               echo "100644 $o5 3      a" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -347,9 +347,9 @@ test_expect_success 'merge-recursive result' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o1 0      a"
-               echo "100644 $o3 0      b/c"
-               echo "100644 $o0 0      c"
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o3 0      b/c" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -369,11 +369,11 @@ test_expect_success 'merge-recursive d/f conflict result' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o0 1      a"
-               echo "100644 $o1 2      a"
-               echo "100644 $o4 0      a/c"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 $o0 1      a" &&
+               echo "100644 $o1 2      a" &&
+               echo "100644 $o4 0      a/c" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -393,11 +393,11 @@ test_expect_success 'merge-recursive d/f conflict result the other way' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o0 1      a"
-               echo "100644 $o1 3      a"
-               echo "100644 $o4 0      a/c"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 $o0 1      a" &&
+               echo "100644 $o1 3      a" &&
+               echo "100644 $o4 0      a/c" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -417,11 +417,11 @@ test_expect_success 'merge-recursive d/f conflict result' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o1 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
-               echo "100644 $o6 3      d"
-               echo "100644 $o0 1      d/e"
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
+               echo "100644 $o6 3      d" &&
+               echo "100644 $o0 1      d/e" &&
                echo "100644 $o1 2      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -441,11 +441,11 @@ test_expect_success 'merge-recursive d/f conflict result' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o1 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
-               echo "100644 $o6 2      d"
-               echo "100644 $o0 1      d/e"
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
+               echo "100644 $o6 2      d" &&
+               echo "100644 $o0 1      d/e" &&
                echo "100644 $o1 3      d/e"
        ) >expected &&
        test_cmp expected actual
@@ -465,13 +465,13 @@ test_expect_success 'reset and bind merge' '
        git read-tree --prefix=M/ master &&
        git ls-files -s >actual &&
        (
-               echo "100644 $o1 0      M/a"
-               echo "100644 $o0 0      M/b"
-               echo "100644 $o0 0      M/c"
-               echo "100644 $o1 0      M/d/e"
-               echo "100644 $o1 0      a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 $o1 0      M/a" &&
+               echo "100644 $o0 0      M/b" &&
+               echo "100644 $o0 0      M/c" &&
+               echo "100644 $o1 0      M/d/e" &&
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -479,17 +479,17 @@ test_expect_success 'reset and bind merge' '
        git read-tree --prefix=a1/ master &&
        git ls-files -s >actual &&
        (
-               echo "100644 $o1 0      M/a"
-               echo "100644 $o0 0      M/b"
-               echo "100644 $o0 0      M/c"
-               echo "100644 $o1 0      M/d/e"
-               echo "100644 $o1 0      a"
-               echo "100644 $o1 0      a1/a"
-               echo "100644 $o0 0      a1/b"
-               echo "100644 $o0 0      a1/c"
-               echo "100644 $o1 0      a1/d/e"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
+               echo "100644 $o1 0      M/a" &&
+               echo "100644 $o0 0      M/b" &&
+               echo "100644 $o0 0      M/c" &&
+               echo "100644 $o1 0      M/d/e" &&
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o1 0      a1/a" &&
+               echo "100644 $o0 0      a1/b" &&
+               echo "100644 $o0 0      a1/c" &&
+               echo "100644 $o1 0      a1/d/e" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
                echo "100644 $o1 0      d/e"
        ) >expected &&
        test_cmp expected actual &&
@@ -497,21 +497,21 @@ test_expect_success 'reset and bind merge' '
        git read-tree --prefix=z/ master &&
        git ls-files -s >actual &&
        (
-               echo "100644 $o1 0      M/a"
-               echo "100644 $o0 0      M/b"
-               echo "100644 $o0 0      M/c"
-               echo "100644 $o1 0      M/d/e"
-               echo "100644 $o1 0      a"
-               echo "100644 $o1 0      a1/a"
-               echo "100644 $o0 0      a1/b"
-               echo "100644 $o0 0      a1/c"
-               echo "100644 $o1 0      a1/d/e"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
-               echo "100644 $o1 0      d/e"
-               echo "100644 $o1 0      z/a"
-               echo "100644 $o0 0      z/b"
-               echo "100644 $o0 0      z/c"
+               echo "100644 $o1 0      M/a" &&
+               echo "100644 $o0 0      M/b" &&
+               echo "100644 $o0 0      M/c" &&
+               echo "100644 $o1 0      M/d/e" &&
+               echo "100644 $o1 0      a" &&
+               echo "100644 $o1 0      a1/a" &&
+               echo "100644 $o0 0      a1/b" &&
+               echo "100644 $o0 0      a1/c" &&
+               echo "100644 $o1 0      a1/d/e" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
+               echo "100644 $o1 0      d/e" &&
+               echo "100644 $o1 0      z/a" &&
+               echo "100644 $o0 0      z/b" &&
+               echo "100644 $o0 0      z/c" &&
                echo "100644 $o1 0      z/d/e"
        ) >expected &&
        test_cmp expected actual
@@ -525,20 +525,22 @@ test_expect_success 'merge-recursive w/ empty work tree - ours has rename' '
                GIT_INDEX_FILE="$PWD/ours-has-rename-index" &&
                export GIT_INDEX_FILE &&
                mkdir "$GIT_WORK_TREE" &&
-               git read-tree -i -m $c7 &&
-               git update-index --ignore-missing --refresh &&
-               git merge-recursive $c0 -- $c7 $c3 &&
-               git ls-files -s >actual-files
-       ) 2>actual-err &&
-       >expected-err &&
+               git read-tree -i -m $c7 2>actual-err &&
+               test_must_be_empty actual-err &&
+               git update-index --ignore-missing --refresh 2>actual-err &&
+               test_must_be_empty actual-err &&
+               git merge-recursive $c0 -- $c7 $c3 2>actual-err &&
+               test_must_be_empty actual-err &&
+               git ls-files -s >actual-files 2>actual-err &&
+               test_must_be_empty actual-err
+       ) &&
        cat >expected-files <<-EOF &&
        100644 $o3 0    b/c
        100644 $o0 0    c
        100644 $o0 0    d/e
        100644 $o0 0    e
        EOF
-       test_cmp expected-files actual-files &&
-       test_cmp expected-err actual-err
+       test_cmp expected-files actual-files
 '
 
 test_expect_success 'merge-recursive w/ empty work tree - theirs has rename' '
@@ -548,20 +550,22 @@ test_expect_success 'merge-recursive w/ empty work tree - theirs has rename' '
                GIT_INDEX_FILE="$PWD/theirs-has-rename-index" &&
                export GIT_INDEX_FILE &&
                mkdir "$GIT_WORK_TREE" &&
-               git read-tree -i -m $c3 &&
-               git update-index --ignore-missing --refresh &&
-               git merge-recursive $c0 -- $c3 $c7 &&
-               git ls-files -s >actual-files
-       ) 2>actual-err &&
-       >expected-err &&
+               git read-tree -i -m $c3 2>actual-err &&
+               test_must_be_empty actual-err &&
+               git update-index --ignore-missing --refresh 2>actual-err &&
+               test_must_be_empty actual-err &&
+               git merge-recursive $c0 -- $c3 $c7 2>actual-err &&
+               test_must_be_empty actual-err &&
+               git ls-files -s >actual-files 2>actual-err &&
+               test_must_be_empty actual-err
+       ) &&
        cat >expected-files <<-EOF &&
        100644 $o3 0    b/c
        100644 $o0 0    c
        100644 $o0 0    d/e
        100644 $o0 0    e
        EOF
-       test_cmp expected-files actual-files &&
-       test_cmp expected-err actual-err
+       test_cmp expected-files actual-files
 '
 
 test_expect_success 'merge removes empty directories' '
@@ -585,8 +589,8 @@ test_expect_success 'merge-recursive simple w/submodule result' '
 
        git ls-files -s >actual &&
        (
-               echo "100644 $o5 0      a"
-               echo "100644 $o0 0      c"
+               echo "100644 $o5 0      a" &&
+               echo "100644 $o0 0      c" &&
                echo "160000 $c1 0      d"
        ) >expected &&
        test_cmp expected actual
@@ -597,13 +601,13 @@ test_expect_success 'merge-recursive copy vs. rename' '
        git merge rename &&
        ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 blob $o0   e"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
-               echo "100644 $o0 0      d/e"
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 blob $o0   e" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
+               echo "100644 $o0 0      d/e" &&
                echo "100644 $o0 0      e"
        ) >expected &&
        test_cmp expected actual
@@ -613,17 +617,17 @@ test_expect_failure 'merge-recursive rename vs. rename/symlink' '
 
        git checkout -f rename &&
        git merge rename-ln &&
-       ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
+       ( git ls-tree -r HEAD && git ls-files -s ) >actual &&
        (
-               echo "120000 blob $oln  a"
-               echo "100644 blob $o0   b"
-               echo "100644 blob $o0   c"
-               echo "100644 blob $o0   d/e"
-               echo "100644 blob $o0   e"
-               echo "120000 $oln 0     a"
-               echo "100644 $o0 0      b"
-               echo "100644 $o0 0      c"
-               echo "100644 $o0 0      d/e"
+               echo "120000 blob $oln  a" &&
+               echo "100644 blob $o0   b" &&
+               echo "100644 blob $o0   c" &&
+               echo "100644 blob $o0   d/e" &&
+               echo "100644 blob $o0   e" &&
+               echo "120000 $oln 0     a" &&
+               echo "100644 $o0 0      b" &&
+               echo "100644 $o0 0      c" &&
+               echo "100644 $o0 0      d/e" &&
                echo "100644 $o0 0      e"
        ) >expected &&
        test_cmp expected actual
@@ -678,4 +682,54 @@ test_expect_success 'merge-recursive remembers the names of all base trees' '
        test_cmp expect actual
 '
 
+test_expect_success 'merge-recursive internal merge resolves to the sameness' '
+       git reset --hard HEAD &&
+
+       # We are going to create a history leading to two criss-cross
+       # branches A and B.  The common ancestor at the bottom, O0,
+       # has two child commits O1 and O2, both of which will be merge
+       # base between A and B, like so:
+       #
+       #       O1---A
+       #      /  \ /
+       #    O0    .
+       #      \  / \
+       #       O2---B
+       #
+       # The recently added "check to see if the index is different from
+       # the tree into which something else is getting merged" check must
+       # NOT kick in when an inner merge between O1 and O2 is made.  Both
+       # O1 and O2 happen to have the same tree as O0 in this test to
+       # trigger the bug---whether the inner merge is made by merging O2
+       # into O1 or O1 into O2, their common ancestor O0 and the branch
+       # being merged have the same tree.  We should not trigger the "is
+       # the index dirty?" check in this case.
+
+       echo "zero" >file &&
+       git add file &&
+       test_tick &&
+       git commit -m "O0" &&
+       O0=$(git rev-parse HEAD) &&
+
+       test_tick &&
+       git commit --allow-empty -m "O1" &&
+       O1=$(git rev-parse HEAD) &&
+
+       git reset --hard $O0 &&
+       test_tick &&
+       git commit --allow-empty -m "O2" &&
+       O2=$(git rev-parse HEAD) &&
+
+       test_tick &&
+       git merge -s ours $O1 &&
+       B=$(git rev-parse HEAD) &&
+
+       git reset --hard $O1 &&
+       test_tick &&
+       git merge -s ours $O2 &&
+       A=$(git rev-parse HEAD) &&
+
+       git merge $B
+'
+
 test_done