diff options
Diffstat (limited to 't/t1001-read-tree-m-2way.sh')
| -rwxr-xr-x | t/t1001-read-tree-m-2way.sh | 278 |
1 files changed, 172 insertions, 106 deletions
diff --git a/t/t1001-read-tree-m-2way.sh b/t/t1001-read-tree-m-2way.sh index d0ed24275e..acaab07fac 100755 --- a/t/t1001-read-tree-m-2way.sh +++ b/t/t1001-read-tree-m-2way.sh @@ -5,13 +5,13 @@ test_description='Two way merge with read-tree -m $H $M -This test tries two-way merge (aka fast forward with carry forward). +This test tries two-way merge (aka fast-forward with carry forward). There is the head (called H) and another commit (called M), which is simply ahead of H. The index and the work tree contains a state that is derived from H, but may also have local changes. This test checks all the combinations described in the two-tree merge "carry forward" -rules, found in <Documentation/git-read-tree.txt>. +rules, found in <Documentation/git read-tree.txt>. In the test, these paths are used: bozbar - in H, stays in M, modified from bozbar to gnusto @@ -21,23 +21,22 @@ In the test, these paths are used: yomin - not in H nor M ' . ./test-lib.sh +. "$TEST_DIRECTORY"/lib-read-tree.sh read_tree_twoway () { - git-read-tree -m "$1" "$2" && git-ls-files --stage + git read-tree -m "$1" "$2" && git ls-files --stage } -_x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]' -_x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40" compare_change () { sed -n >current \ -e '/^--- /d; /^+++ /d; /^@@ /d;' \ -e 's/^\([-+][0-7][0-7][0-7][0-7][0-7][0-7]\) '"$_x40"' /\1 X /p' \ "$1" - diff -u expected current + test_cmp expected current } check_cache_at () { - clean_if_empty=`git-diff-files "$1"` + clean_if_empty=`git diff-files -- "$1"` case "$clean_if_empty" in '') echo "$1: clean" ;; ?*) echo "$1: dirty" ;; @@ -51,7 +50,7 @@ check_cache_at () { } cat >bozbar-old <<\EOF -This is a sample file used in two-way fast forward merge +This is a sample file used in two-way fast-forward merge tests. Its second line ends with a magic word bozbar which will be modified by the merged head to gnusto. It has some extra lines so that external tools can @@ -68,25 +67,25 @@ test_expect_success \ cat bozbar-old >bozbar && echo rezrov >rezrov && echo yomin >yomin && - git-update-index --add nitfol bozbar rezrov && - treeH=`git-write-tree` && + git update-index --add nitfol bozbar rezrov && + treeH=`git write-tree` && echo treeH $treeH && - git-ls-tree $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` && + 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' + 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 && - diff -u M.out 1-3.out && + 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' @@ -96,109 +95,109 @@ echo '+100644 X 0 yomin' >expected test_expect_success \ '4 - carry forward local addition.' \ 'rm -f .git/index && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && - git-update-index --add yomin && + 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 || return 1 - diff -u M.out 4.out >4diff.out + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo yomin >yomin && - git-update-index --add yomin && + git update-index --add yomin && echo yomin yomin >yomin && read_tree_twoway $treeH $treeM && - git-ls-files --stage >5.out || return 1 - diff -u M.out 5.out >5diff.out + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && - git-update-index --add frotz && + 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 && - diff -u M.out 6.out && + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo frotz >frotz && - git-update-index --add frotz && + git update-index --add frotz && echo frotz frotz >frotz && read_tree_twoway $treeH $treeM && - git-ls-files --stage >7.out && - diff -u M.out 7.out && + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo frotz frotz >frotz && - git-update-index --add 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo frotz frotz >frotz && - git-update-index --add 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo rezrov >rezrov && - git-update-index --add rezrov && + git update-index --add rezrov && read_tree_twoway $treeH $treeM && - git-ls-files --stage >10.out && - diff -u M.out 10.out' + git ls-files --stage >10.out && + test_cmp M.out 10.out' test_expect_success \ '11 - dirty path removed.' \ 'rm -f .git/index && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo rezrov >rezrov && - git-update-index --add 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo rezrov rezrov >rezrov && - git-update-index --add 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo rezrov rezrov >rezrov && - git-update-index --add rezrov && + git update-index --add rezrov && echo rezrov >rezrov && if read_tree_twoway $treeH $treeM; then false; else :; fi' @@ -210,104 +209,104 @@ EOF test_expect_success \ '14 - unchanged in two heads.' \ 'rm -f .git/index && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo nitfol nitfol >nitfol && - git-update-index --add nitfol && + git update-index --add nitfol && read_tree_twoway $treeH $treeM && - git-ls-files --stage >14.out || return 1 - diff -u M.out 14.out >14diff.out + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo nitfol nitfol >nitfol && - git-update-index --add nitfol && + git update-index --add nitfol && echo nitfol nitfol nitfol >nitfol && read_tree_twoway $treeH $treeM && - git-ls-files --stage >15.out || return 1 - diff -u M.out 15.out >15diff.out + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo bozbar bozbar >bozbar && - git-update-index --add 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && echo bozbar bozbar >bozbar && - git-update-index --add 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && cat bozbar-new >bozbar && - git-update-index --add bozbar && + git update-index --add bozbar && read_tree_twoway $treeH $treeM && - git-ls-files --stage >18.out && - diff -u M.out 18.out && + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && cat bozbar-new >bozbar && - git-update-index --add bozbar && + git update-index --add bozbar && echo gnusto gnusto >bozbar && read_tree_twoway $treeH $treeM && - git-ls-files --stage >19.out && - diff -u M.out 19.out && + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && cat bozbar-old >bozbar && - git-update-index --add bozbar && + git update-index --add bozbar && read_tree_twoway $treeH $treeM && - git-ls-files --stage >20.out && - diff -u M.out 20.out && + 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 && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + read_tree_must_succeed $treeH && + git checkout-index -u -f -q -a && cat bozbar-old >bozbar && - git-update-index --add 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. +# This fails with straight two-way fast-forward. test_expect_success \ '22 - local change cache updated.' \ 'rm -f .git/index && - git-read-tree $treeH && - git-checkout-index -u -f -q -a && + 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 && + 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. @@ -315,30 +314,97 @@ 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` && + git update-index --add DF && + treeDF=`git write-tree` && echo treeDF $treeDF && - git-ls-tree $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` && + 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' + 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 && + git update-index --add DF && read_tree_twoway $treeDF $treeDFDF && - git-ls-files --stage >DFDFcheck.out && - diff -u DFDF.out DFDFcheck.out && + 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 '-m references the correct modified tree' ' + echo >file-a && + echo >file-b && + git add file-a file-b && + git commit -a -m "test for correct modified tree" && + git branch initial-mod && + echo b >file-b && + git commit -a -m "B" && + echo a >file-a && + git add file-a && + git ls-tree $(git write-tree) file-a >expect && + read_tree_must_succeed -m HEAD initial-mod && + git ls-tree $(git write-tree) file-a >actual && + test_cmp expect actual +' + test_done |