X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=t%2Ft1001-read-tree-m-2way.sh;h=b3e6bd57d004996d2b3134e245f7bcc95a96a91b;hb=ef0bd2e6e643f09a8294937caf99463328b9215a;hp=33041f3cce275089f6b816e7052fe19fdcd41410;hpb=c859600954df4c292ec7c81d7f2f9d0a62b5975b;p=git.git

diff --git a/t/t1001-read-tree-m-2way.sh b/t/t1001-read-tree-m-2way.sh
index 33041f3c..b3e6bd57 100755
--- a/t/t1001-read-tree-m-2way.sh
+++ b/t/t1001-read-tree-m-2way.sh
@@ -22,12 +22,17 @@ In the test, these paths are used:
 '
 . ./test-lib.sh
 
+read_tree_twoway () {
+    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 >current \
+	sed -n >current \
 	    -e '/^--- /d; /^+++ /d; /^@@ /d;' \
-	    -e 's/^\(.[0-7][0-7][0-7][0-7][0-7][0-7]\) '"$_x40"' /\1 X /' "$1"
+	    -e 's/^\([-+][0-7][0-7][0-7][0-7][0-7][0-7]\) '"$_x40"' /\1 X /p' \
+	    "$1"
 	diff -u expected current
 }
 
@@ -45,11 +50,22 @@ check_cache_at () {
 	esac
 }
 
+cat >bozbar-old <<\EOF
+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
+successfully merge independent changes made to later
+lines (such as this one), avoiding line conflicts.
+EOF
+
+sed -e 's/bozbar/gnusto (earlier bozbar)/' bozbar-old >bozbar-new
+
 test_expect_success \
     setup \
     'echo frotz >frotz &&
      echo nitfol >nitfol &&
-     echo bozbar >bozbar &&
+     cat bozbar-old >bozbar &&
      echo rezrov >rezrov &&
      echo yomin >yomin &&
      git-update-cache --add nitfol bozbar rezrov &&
@@ -57,7 +73,7 @@ test_expect_success \
      echo treeH $treeH &&
      git-ls-tree $treeH &&
 
-     echo gnusto >bozbar &&
+     cat bozbar-new >bozbar &&
      git-update-cache --add frotz bozbar --force-remove rezrov &&
      git-ls-files --stage >M.out &&
      treeM=`git-write-tree` &&
@@ -68,9 +84,9 @@ test_expect_success \
 test_expect_success \
     '1, 2, 3 - no carry forward' \
     'rm -f .git/index &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >1-3.out &&
-     cmp M.out 1-3.out &&
+     diff -u M.out 1-3.out &&
      check_cache_at bozbar dirty &&
      check_cache_at frotz dirty &&
      check_cache_at nitfol dirty'
@@ -80,91 +96,111 @@ echo '+100644 X 0	yomin' >expected
 test_expect_success \
     '4 - carry forward local addition.' \
     'rm -f .git/index &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
      git-update-cache --add yomin &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >4.out || exit
-     diff --unified=0 M.out 4.out >4diff.out
+     diff -u 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-cache -u -f -q -a &&
      echo yomin >yomin &&
      git-update-cache --add yomin &&
      echo yomin yomin >yomin &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >5.out || exit
-     diff --unified=0 M.out 5.out >5diff.out
+     diff -u 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-cache -u -f -q -a &&
      git-update-cache --add frotz &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >6.out &&
-     diff --unified=0 M.out 6.out &&
+     diff -u 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-cache -u -f -q -a &&
      echo frotz >frotz &&
      git-update-cache --add frotz &&
      echo frotz frotz >frotz &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >7.out &&
-     diff --unified=0 M.out 7.out &&
+     diff -u 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-cache -u -f -q -a &&
      echo frotz frotz >frotz &&
      git-update-cache --add frotz &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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-cache -u -f -q -a &&
      echo frotz frotz >frotz &&
      git-update-cache --add frotz &&
      echo frotz >frotz &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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-cache -u -f -q -a &&
      echo rezrov >rezrov &&
      git-update-cache --add rezrov &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >10.out &&
-     cmp M.out 10.out'
+     diff -u M.out 10.out'
 
 test_expect_success \
     '11 - dirty path removed.' \
     'rm -f .git/index &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
      echo rezrov >rezrov &&
      git-update-cache --add rezrov &&
      echo rezrov rezrov >rezrov &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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-cache -u -f -q -a &&
      echo rezrov rezrov >rezrov &&
      git-update-cache --add rezrov &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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-cache -u -f -q -a &&
      echo rezrov rezrov >rezrov &&
      git-update-cache --add rezrov &&
      echo rezrov >rezrov &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     if read_tree_twoway $treeH $treeM; then false; else :; fi'
 
 cat >expected <<EOF
 -100644 X 0	nitfol
@@ -174,79 +210,105 @@ EOF
 test_expect_success \
     '14 - unchanged in two heads.' \
     'rm -f .git/index &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
      echo nitfol nitfol >nitfol &&
      git-update-cache --add nitfol &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >14.out || exit
-     diff --unified=0 M.out 14.out >14diff.out
+     diff -u 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-cache -u -f -q -a &&
      echo nitfol nitfol >nitfol &&
      git-update-cache --add nitfol &&
      echo nitfol nitfol nitfol >nitfol &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >15.out || exit
-     diff --unified=0 M.out 15.out >15diff.out
+     diff -u 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-cache -u -f -q -a &&
      echo bozbar bozbar >bozbar &&
      git-update-cache --add bozbar &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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-cache -u -f -q -a &&
      echo bozbar bozbar >bozbar &&
      git-update-cache --add bozbar &&
      echo bozbar bozbar bozbar >bozbar &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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 &&
-     echo gnusto >bozbar &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
+     cat bozbar-new >bozbar &&
      git-update-cache --add bozbar &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >18.out &&
-     diff --unified=0 M.out 18.out &&
+     diff -u 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 &&
-     echo gnusto >bozbar &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
+     cat bozbar-new >bozbar &&
      git-update-cache --add bozbar &&
      echo gnusto gnusto >bozbar &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >19.out &&
-     diff --unified=0 M.out 19.out &&
+     diff -u M.out 19.out &&
      check_cache_at bozbar dirty'
 
 test_expect_success \
     '20 - no local change, use new tree.' \
     'rm -f .git/index &&
-     echo bozbar >bozbar &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
+     cat bozbar-old >bozbar &&
      git-update-cache --add bozbar &&
-     git-read-tree -m $treeH $treeM &&
+     read_tree_twoway $treeH $treeM &&
      git-ls-files --stage >20.out &&
-     diff --unified=0 M.out 20.out &&
+     diff -u M.out 20.out &&
      check_cache_at bozbar dirty'
 
 test_expect_success \
     '21 - no local change, dirty cache.' \
     'rm -f .git/index &&
-     echo bozbar >bozbar &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
+     cat bozbar-old >bozbar &&
      git-update-cache --add bozbar &&
      echo gnusto gnusto >bozbar &&
-     if git-read-tree -m $treeH $treeM; then false; else :; fi'
+     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 &&
+     git-read-tree $treeH &&
+     git-checkout-cache -u -f -q -a &&
+     sed -e "s/such as/SUCH AS/" bozbar-old >bozbar &&
+     git-update-cache --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 \
@@ -273,9 +335,10 @@ test_expect_success \
      rm -fr DF &&
      echo DF >DF &&
      git-update-cache --add DF &&
-     git-read-tree -m $treeDF $treeDFDF &&
+     read_tree_twoway $treeDF $treeDFDF &&
      git-ls-files --stage >DFDFcheck.out &&
-     diff --unified=0 DFDF.out DFDFcheck.out &&
-     check_cache_at DF/DF dirty'
+     diff -u DFDF.out DFDFcheck.out &&
+     check_cache_at DF/DF dirty &&
+     :'
 
 test_done