merge, pull: introduce '--(no-)stat' option

diff --git a/t/t7600-merge.sh b/t/t7600-merge.sh
index 50c51c82facdf30fffa4517763c84ce862aa8c27..dd3eb9736301c6b6a6872cc9d7ab4202b8c5a6f9 100755 (executable)
--- a/t/t7600-merge.sh
+++ b/t/t7600-merge.sh
@@ -108,7 +108,7 @@ create_merge_msgs() {
 }
 
 verify_diff() {
-       if ! diff -u "$1" "$2"
+       if ! test_cmp "$1" "$2"
        then
                echo "$3"
                false
@@ -165,7 +165,7 @@ verify_mergeheads() {
        fi &&
        while test $# -gt 0
        do
-               head=$(head -n $i .git/MERGE_HEAD | tail -n 1)
+               head=$(head -n $i .git/MERGE_HEAD | sed -ne \$p)
                if test "$1" != "$head"
                then
                        echo "[OOPS] MERGE_HEAD $i != $1"
@@ -364,29 +364,44 @@ test_expect_success 'merge c1 with c2 (squash in config)' '
 
 test_debug 'gitk --all'
 
-test_expect_success 'override config option -n' '
+test_expect_success 'override config option -n with --summary' '
        git reset --hard c1 &&
        git config branch.master.mergeoptions "-n" &&
        test_tick &&
        git merge --summary c2 >diffstat.txt &&
        verify_merge file result.1-5 msg.1-5 &&
        verify_parents $c1 $c2 &&
-       if ! grep -e "^ file |  *2 +-$" diffstat.txt
+       if ! grep "^ file |  *2 +-$" diffstat.txt
        then
-               echo "[OOPS] diffstat was not generated"
+               echo "[OOPS] diffstat was not generated with --summary"
+               false
+       fi
+'
+
+test_expect_success 'override config option -n with --stat' '
+       git reset --hard c1 &&
+       git config branch.master.mergeoptions "-n" &&
+       test_tick &&
+       git merge --stat c2 >diffstat.txt &&
+       verify_merge file result.1-5 msg.1-5 &&
+       verify_parents $c1 $c2 &&
+       if ! grep "^ file |  *2 +-$" diffstat.txt
+       then
+               echo "[OOPS] diffstat was not generated with --stat"
+               false
        fi
 '
 
 test_debug 'gitk --all'
 
-test_expect_success 'override config option --summary' '
+test_expect_success 'override config option --stat' '
        git reset --hard c1 &&
-       git config branch.master.mergeoptions "--summary" &&
+       git config branch.master.mergeoptions "--stat" &&
        test_tick &&
        git merge -n c2 >diffstat.txt &&
        verify_merge file result.1-5 msg.1-5 &&
        verify_parents $c1 $c2 &&
-       if grep -e "^ file |  *2 +-$" diffstat.txt
+       if grep "^ file |  *2 +-$" diffstat.txt
        then
                echo "[OOPS] diffstat was generated"
                false
@@ -419,6 +434,7 @@ test_debug 'gitk --all'
 
 test_expect_success 'merge c0 with c1 (no-ff)' '
        git reset --hard c0 &&
+       git config branch.master.mergeoptions "" &&
        test_tick &&
        git merge --no-ff c1 &&
        verify_merge file result.1 &&
@@ -427,6 +443,11 @@ test_expect_success 'merge c0 with c1 (no-ff)' '
 
 test_debug 'gitk --all'
 
+test_expect_success 'combining --squash and --no-ff is refused' '
+       test_must_fail git merge --squash --no-ff c1 &&
+       test_must_fail git merge --no-ff --squash c1
+'
+
 test_expect_success 'merge c0 with c1 (ff overrides no-ff)' '
        git reset --hard c0 &&
        git config branch.master.mergeoptions "--no-ff" &&