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-rwxr-xr-xt/t1001-read-tree-m-2way.sh649
1 files changed, 328 insertions, 321 deletions
diff --git a/t/t1001-read-tree-m-2way.sh b/t/t1001-read-tree-m-2way.sh
index db1b6f5..5ededd8 100755
--- a/t/t1001-read-tree-m-2way.sh
+++ b/t/t1001-read-tree-m-2way.sh
@@ -14,10 +14,10 @@ all the combinations described in the two-tree merge "carry forward"
rules, found in <Documentation/git read-tree.txt>.
In the test, these paths are used:
- bozbar - in H, stays in M, modified from bozbar to gnusto
- frotz - not in H added in M
- nitfol - in H, stays in M unmodified
- rezrov - in H, deleted in M
+ bozbar - in H, stays in M, modified from bozbar to gnusto
+ frotz - not in H added in M
+ nitfol - in H, stays in M unmodified
+ rezrov - in H, deleted in M
yomin - not in H or M
'
. ./test-lib.sh
@@ -60,336 +60,343 @@ EOF
sed -e 's/bozbar/gnusto (earlier bozbar)/' bozbar-old >bozbar-new
-test_expect_success \
- setup \
- 'echo frotz >frotz &&
- echo nitfol >nitfol &&
- cat bozbar-old >bozbar &&
- echo rezrov >rezrov &&
- echo yomin >yomin &&
- git update-index --add nitfol bozbar rezrov &&
- treeH=$(git write-tree) &&
- echo treeH $treeH &&
- git ls-tree $treeH &&
-
- cat bozbar-new >bozbar &&
- git update-index --add frotz bozbar --force-remove rezrov &&
- git ls-files --stage >M.out &&
- treeM=$(git write-tree) &&
- echo treeM $treeM &&
- git ls-tree $treeM &&
- git diff-tree $treeH $treeM'
-
-test_expect_success \
- '1, 2, 3 - no carry forward' \
- 'rm -f .git/index &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >1-3.out &&
- test_cmp M.out 1-3.out &&
- check_cache_at bozbar dirty &&
- check_cache_at frotz dirty &&
- check_cache_at nitfol dirty'
+test_expect_success 'setup' '
+ echo frotz >frotz &&
+ echo nitfol >nitfol &&
+ cat bozbar-old >bozbar &&
+ echo rezrov >rezrov &&
+ echo yomin >yomin &&
+ git update-index --add nitfol bozbar rezrov &&
+ treeH=$(git write-tree) &&
+ echo treeH $treeH &&
+ git ls-tree $treeH &&
+
+ cat bozbar-new >bozbar &&
+ git update-index --add frotz bozbar --force-remove rezrov &&
+ git ls-files --stage >M.out &&
+ treeM=$(git write-tree) &&
+ echo treeM $treeM &&
+ git ls-tree $treeM &&
+ git diff-tree $treeH $treeM
+'
+test_expect_success '1, 2, 3 - no carry forward' '
+ rm -f .git/index &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >1-3.out &&
+ test_cmp M.out 1-3.out &&
+ check_cache_at bozbar dirty &&
+ check_cache_at frotz dirty &&
+ check_cache_at nitfol dirty
+'
echo '+100644 X 0 yomin' >expected
-test_expect_success \
- '4 - carry forward local addition.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- git update-index --add yomin &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >4.out &&
- test_must_fail git diff --no-index M.out 4.out >4diff.out &&
- compare_change 4diff.out expected &&
- check_cache_at yomin clean'
-
-test_expect_success \
- '5 - carry forward local addition.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo yomin >yomin &&
- git update-index --add yomin &&
- echo yomin yomin >yomin &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >5.out &&
- test_must_fail git diff --no-index M.out 5.out >5diff.out &&
- compare_change 5diff.out expected &&
- check_cache_at yomin dirty'
-
-test_expect_success \
- '6 - local addition already has the same.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- git update-index --add frotz &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >6.out &&
- test_cmp M.out 6.out &&
- check_cache_at frotz clean'
-
-test_expect_success \
- '7 - local addition already has the same.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo frotz >frotz &&
- git update-index --add frotz &&
- echo frotz frotz >frotz &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >7.out &&
- test_cmp M.out 7.out &&
- check_cache_at frotz dirty'
-
-test_expect_success \
- '8 - conflicting addition.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo frotz frotz >frotz &&
- git update-index --add frotz &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
-
-test_expect_success \
- '9 - conflicting addition.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo frotz frotz >frotz &&
- git update-index --add frotz &&
- echo frotz >frotz &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
-
-test_expect_success \
- '10 - path removed.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo rezrov >rezrov &&
- git update-index --add rezrov &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >10.out &&
- test_cmp M.out 10.out'
-
-test_expect_success \
- '11 - dirty path removed.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo rezrov >rezrov &&
- git update-index --add rezrov &&
- echo rezrov rezrov >rezrov &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
-
-test_expect_success \
- '12 - unmatching local changes being removed.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo rezrov rezrov >rezrov &&
- git update-index --add rezrov &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
-
-test_expect_success \
- '13 - unmatching local changes being removed.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo rezrov rezrov >rezrov &&
- git update-index --add rezrov &&
- echo rezrov >rezrov &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
+test_expect_success '4 - carry forward local addition.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ git update-index --add yomin &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >4.out &&
+ test_must_fail git diff --no-index M.out 4.out >4diff.out &&
+ compare_change 4diff.out expected &&
+ check_cache_at yomin clean
+'
+
+test_expect_success '5 - carry forward local addition.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo yomin >yomin &&
+ git update-index --add yomin &&
+ echo yomin yomin >yomin &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >5.out &&
+ test_must_fail git diff --no-index M.out 5.out >5diff.out &&
+ compare_change 5diff.out expected &&
+ check_cache_at yomin dirty
+'
+
+test_expect_success '6 - local addition already has the same.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ git update-index --add frotz &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >6.out &&
+ test_cmp M.out 6.out &&
+ check_cache_at frotz clean
+'
+
+test_expect_success '7 - local addition already has the same.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo frotz >frotz &&
+ git update-index --add frotz &&
+ echo frotz frotz >frotz &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >7.out &&
+ test_cmp M.out 7.out &&
+ check_cache_at frotz dirty
+'
+
+test_expect_success '8 - conflicting addition.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo frotz frotz >frotz &&
+ git update-index --add frotz &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
+
+test_expect_success '9 - conflicting addition.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo frotz frotz >frotz &&
+ git update-index --add frotz &&
+ echo frotz >frotz &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
+
+test_expect_success '10 - path removed.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo rezrov >rezrov &&
+ git update-index --add rezrov &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >10.out &&
+ test_cmp M.out 10.out
+'
+
+test_expect_success '11 - dirty path removed.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo rezrov >rezrov &&
+ git update-index --add rezrov &&
+ echo rezrov rezrov >rezrov &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
+
+test_expect_success '12 - unmatching local changes being removed.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo rezrov rezrov >rezrov &&
+ git update-index --add rezrov &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
+
+test_expect_success '13 - unmatching local changes being removed.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo rezrov rezrov >rezrov &&
+ git update-index --add rezrov &&
+ echo rezrov >rezrov &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
cat >expected <<EOF
-100644 X 0 nitfol
+100644 X 0 nitfol
EOF
-test_expect_success \
- '14 - unchanged in two heads.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo nitfol nitfol >nitfol &&
- git update-index --add nitfol &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >14.out &&
- test_must_fail git diff --no-index M.out 14.out >14diff.out &&
- compare_change 14diff.out expected &&
- check_cache_at nitfol clean'
-
-test_expect_success \
- '15 - unchanged in two heads.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo nitfol nitfol >nitfol &&
- git update-index --add nitfol &&
- echo nitfol nitfol nitfol >nitfol &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >15.out &&
- test_must_fail git diff --no-index M.out 15.out >15diff.out &&
- compare_change 15diff.out expected &&
- check_cache_at nitfol dirty'
-
-test_expect_success \
- '16 - conflicting local change.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo bozbar bozbar >bozbar &&
- git update-index --add bozbar &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
-
-test_expect_success \
- '17 - conflicting local change.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- echo bozbar bozbar >bozbar &&
- git update-index --add bozbar &&
- echo bozbar bozbar bozbar >bozbar &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
-
-test_expect_success \
- '18 - local change already having a good result.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- cat bozbar-new >bozbar &&
- git update-index --add bozbar &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >18.out &&
- test_cmp M.out 18.out &&
- check_cache_at bozbar clean'
-
-test_expect_success \
- '19 - local change already having a good result, further modified.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- cat bozbar-new >bozbar &&
- git update-index --add bozbar &&
- echo gnusto gnusto >bozbar &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >19.out &&
- test_cmp M.out 19.out &&
- check_cache_at bozbar dirty'
-
-test_expect_success \
- '20 - no local change, use new tree.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- cat bozbar-old >bozbar &&
- git update-index --add bozbar &&
- read_tree_twoway $treeH $treeM &&
- git ls-files --stage >20.out &&
- test_cmp M.out 20.out &&
- check_cache_at bozbar dirty'
-
-test_expect_success \
- '21 - no local change, dirty cache.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- cat bozbar-old >bozbar &&
- git update-index --add bozbar &&
- echo gnusto gnusto >bozbar &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
+test_expect_success '14 - unchanged in two heads.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo nitfol nitfol >nitfol &&
+ git update-index --add nitfol &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >14.out &&
+ test_must_fail git diff --no-index M.out 14.out >14diff.out &&
+ compare_change 14diff.out expected &&
+ check_cache_at nitfol clean
+'
+
+test_expect_success '15 - unchanged in two heads.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo nitfol nitfol >nitfol &&
+ git update-index --add nitfol &&
+ echo nitfol nitfol nitfol >nitfol &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >15.out &&
+ test_must_fail git diff --no-index M.out 15.out >15diff.out &&
+ compare_change 15diff.out expected &&
+ check_cache_at nitfol dirty
+'
+
+test_expect_success '16 - conflicting local change.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo bozbar bozbar >bozbar &&
+ git update-index --add bozbar &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
+
+test_expect_success '17 - conflicting local change.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ echo bozbar bozbar >bozbar &&
+ git update-index --add bozbar &&
+ echo bozbar bozbar bozbar >bozbar &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
+
+test_expect_success '18 - local change already having a good result.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ cat bozbar-new >bozbar &&
+ git update-index --add bozbar &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >18.out &&
+ test_cmp M.out 18.out &&
+ check_cache_at bozbar clean
+'
+
+test_expect_success '19 - local change already having a good result, further modified.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ cat bozbar-new >bozbar &&
+ git update-index --add bozbar &&
+ echo gnusto gnusto >bozbar &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >19.out &&
+ test_cmp M.out 19.out &&
+ check_cache_at bozbar dirty
+'
+
+test_expect_success '20 - no local change, use new tree.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ cat bozbar-old >bozbar &&
+ git update-index --add bozbar &&
+ read_tree_twoway $treeH $treeM &&
+ git ls-files --stage >20.out &&
+ test_cmp M.out 20.out &&
+ check_cache_at bozbar dirty
+'
+
+test_expect_success '21 - no local change, dirty cache.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ cat bozbar-old >bozbar &&
+ git update-index --add bozbar &&
+ echo gnusto gnusto >bozbar &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
# This fails with straight two-way fast-forward.
-test_expect_success \
- '22 - local change cache updated.' \
- 'rm -f .git/index &&
- read_tree_must_succeed $treeH &&
- git checkout-index -u -f -q -a &&
- sed -e "s/such as/SUCH AS/" bozbar-old >bozbar &&
- git update-index --add bozbar &&
- if read_tree_twoway $treeH $treeM; then false; else :; fi'
+test_expect_success '22 - local change cache updated.' '
+ rm -f .git/index &&
+ read_tree_must_succeed $treeH &&
+ git checkout-index -u -f -q -a &&
+ sed -e "s/such as/SUCH AS/" bozbar-old >bozbar &&
+ git update-index --add bozbar &&
+ if read_tree_twoway $treeH $treeM; then false; else :; fi
+'
# Also make sure we did not break DF vs DF/DF case.
-test_expect_success \
- 'DF vs DF/DF case setup.' \
- 'rm -f .git/index &&
- echo DF >DF &&
- git update-index --add DF &&
- treeDF=$(git write-tree) &&
- echo treeDF $treeDF &&
- git ls-tree $treeDF &&
-
- rm -f DF &&
- mkdir DF &&
- echo DF/DF >DF/DF &&
- git update-index --add --remove DF DF/DF &&
- treeDFDF=$(git write-tree) &&
- echo treeDFDF $treeDFDF &&
- git ls-tree $treeDFDF &&
- git ls-files --stage >DFDF.out'
-
-test_expect_success \
- 'DF vs DF/DF case test.' \
- 'rm -f .git/index &&
- rm -fr DF &&
- echo DF >DF &&
- git update-index --add DF &&
- read_tree_twoway $treeDF $treeDFDF &&
- git ls-files --stage >DFDFcheck.out &&
- test_cmp DFDF.out DFDFcheck.out &&
- check_cache_at DF/DF dirty &&
- :'
-
-test_expect_success \
- 'a/b (untracked) vs a case setup.' \
- 'rm -f .git/index &&
- : >a &&
- git update-index --add a &&
- treeM=$(git write-tree) &&
- echo treeM $treeM &&
- git ls-tree $treeM &&
- git ls-files --stage >treeM.out &&
-
- rm -f a &&
- git update-index --remove a &&
- mkdir a &&
- : >a/b &&
- treeH=$(git write-tree) &&
- echo treeH $treeH &&
- git ls-tree $treeH'
-
-test_expect_success \
- 'a/b (untracked) vs a, plus c/d case test.' \
- 'read_tree_u_must_fail -u -m "$treeH" "$treeM" &&
- git ls-files --stage &&
- test -f a/b'
-
-test_expect_success \
- 'a/b vs a, plus c/d case setup.' \
- 'rm -f .git/index &&
- rm -fr a &&
- : >a &&
- mkdir c &&
- : >c/d &&
- git update-index --add a c/d &&
- treeM=$(git write-tree) &&
- echo treeM $treeM &&
- git ls-tree $treeM &&
- git ls-files --stage >treeM.out &&
-
- rm -f a &&
- mkdir a &&
- : >a/b &&
- git update-index --add --remove a a/b &&
- treeH=$(git write-tree) &&
- echo treeH $treeH &&
- git ls-tree $treeH'
-
-test_expect_success \
- 'a/b vs a, plus c/d case test.' \
- 'read_tree_u_must_succeed -u -m "$treeH" "$treeM" &&
- git ls-files --stage | tee >treeMcheck.out &&
- test_cmp treeM.out treeMcheck.out'
+test_expect_success 'DF vs DF/DF case setup.' '
+ rm -f .git/index &&
+ echo DF >DF &&
+ git update-index --add DF &&
+ treeDF=$(git write-tree) &&
+ echo treeDF $treeDF &&
+ git ls-tree $treeDF &&
+
+ rm -f DF &&
+ mkdir DF &&
+ echo DF/DF >DF/DF &&
+ git update-index --add --remove DF DF/DF &&
+ treeDFDF=$(git write-tree) &&
+ echo treeDFDF $treeDFDF &&
+ git ls-tree $treeDFDF &&
+ git ls-files --stage >DFDF.out
+'
+
+test_expect_success 'DF vs DF/DF case test.' '
+ rm -f .git/index &&
+ rm -fr DF &&
+ echo DF >DF &&
+ git update-index --add DF &&
+ read_tree_twoway $treeDF $treeDFDF &&
+ git ls-files --stage >DFDFcheck.out &&
+ test_cmp DFDF.out DFDFcheck.out &&
+ check_cache_at DF/DF dirty &&
+ :
+'
+
+test_expect_success 'a/b (untracked) vs a case setup.' '
+ rm -f .git/index &&
+ : >a &&
+ git update-index --add a &&
+ treeM=$(git write-tree) &&
+ echo treeM $treeM &&
+ git ls-tree $treeM &&
+ git ls-files --stage >treeM.out &&
+
+ rm -f a &&
+ git update-index --remove a &&
+ mkdir a &&
+ : >a/b &&
+ treeH=$(git write-tree) &&
+ echo treeH $treeH &&
+ git ls-tree $treeH
+'
+
+test_expect_success 'a/b (untracked) vs a, plus c/d case test.' '
+ read_tree_u_must_fail -u -m "$treeH" "$treeM" &&
+ git ls-files --stage &&
+ test -f a/b
+'
+
+test_expect_success 'read-tree supports the super-prefix' '
+ cat <<-EOF >expect &&
+ error: Updating '\''fictional/a'\'' would lose untracked files in it
+ EOF
+ test_must_fail git --super-prefix fictional/ read-tree -u -m "$treeH" "$treeM" 2>actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'a/b vs a, plus c/d case setup.' '
+ rm -f .git/index &&
+ rm -fr a &&
+ : >a &&
+ mkdir c &&
+ : >c/d &&
+ git update-index --add a c/d &&
+ treeM=$(git write-tree) &&
+ echo treeM $treeM &&
+ git ls-tree $treeM &&
+ git ls-files --stage >treeM.out &&
+
+ rm -f a &&
+ mkdir a &&
+ : >a/b &&
+ git update-index --add --remove a a/b &&
+ treeH=$(git write-tree) &&
+ echo treeH $treeH &&
+ git ls-tree $treeH
+'
+
+test_expect_success 'a/b vs a, plus c/d case test.' '
+ read_tree_u_must_succeed -u -m "$treeH" "$treeM" &&
+ git ls-files --stage | tee >treeMcheck.out &&
+ test_cmp treeM.out treeMcheck.out
+'
test_expect_success '-m references the correct modified tree' '
echo >file-a &&