Introduce new merge tests for preparation of new features: --ff=<fast forward option> Head reduction --ff=only Signed-off-by: Sverre Hvammen Johansen <hvammen@xxxxxxxxx> --- t/t7601-merge-ff-options.sh | 461 +++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 461 insertions(+), 0 deletions(-) create mode 100755 t/t7601-merge-ff-options.sh diff --git a/t/t7601-merge-ff-options.sh b/t/t7601-merge-ff-options.sh new file mode 100755 index 0000000..408122e --- /dev/null +++ b/t/t7601-merge-ff-options.sh @@ -0,0 +1,461 @@ +#!/bin/sh +# +# Copyright (c) 2008 Sverre Hvammen Johansen, based on t7600 by Lars Hjemli +# + +test_description='git-merge + +Testing basic merge operations/option parsing.' + +. ./test-lib.sh + +cat >file <<EOF +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +EOF + +cat >file.1 <<EOF +1 X +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +EOF + +cat >file.5 <<EOF +1 +2 +3 +4 +5 X +6 +7 +8 +9 +10 +11 +12 +EOF + +cat >file.9 <<EOF +1 +2 +3 +4 +5 +6 +7 +8 +9 X +10 +11 +12 +EOF + +cat >result.0 <<EOF +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +EOF + +cat >result.1 <<EOF +1 X +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +EOF + +cat >result.1-5 <<EOF +1 X +2 +3 +4 +5 X +6 +7 +8 +9 +10 +11 +12 +EOF + +cat >result.9 <<EOF +1 +2 +3 +4 +5 +6 +7 +8 +9 X +10 +11 +12 +EOF + +cat >result.1-5-9 <<EOF +1 X +2 +3 +4 +5 X +6 +7 +8 +9 X +10 +11 +12 +EOF + +cat >result.1-5-9-13 <<EOF +1 X +2 +3 +4 +5 X +6 +7 +8 +9 X +10 +11 +12 +13 x +EOF + +cat >result.1-5-13 <<EOF +1 X +2 +3 +4 +5 X +6 +7 +8 +9 +10 +11 +12 +13 x +EOF + +cat >result.5-13 <<EOF +1 +2 +3 +4 +5 X +6 +7 +8 +9 +10 +11 +12 +13 x +EOF + +cat >result.1-13 <<EOF +1 X +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 x +EOF + +cat >extend <<EOF +13 x +EOF + + +create_merge_msgs() { + echo "Merge commit 'c2'" >msg.1-5 && + echo "Merge commit 'c2'; commit 'c3'" >msg.1-5-9 && + echo "Squashed commit of the following:" >squash.1 && + echo >>squash.1 && + git log --no-merges ^HEAD c1 >>squash.1 && + echo "Squashed commit of the following:" >squash.1-5 && + echo >>squash.1-5 && + git log --no-merges ^HEAD c2 >>squash.1-5 && + echo "Squashed commit of the following:" >squash.1-5-9 && + echo >>squash.1-5-9 && + git log --no-merges ^HEAD c2 c3 >>squash.1-5-9 +} + +verify_diff() { + if ! diff -u "$1" "$2" + then + echo "$3" + false + fi +} + +verify_merge() { + verify_diff "$2" "$1" "[OOPS] bad merge result" && + if test $(git ls-files -u | wc -l) -gt 0 + then + echo "[OOPS] unmerged files" + false + fi && + if ! git diff --exit-code + then + echo "[OOPS] working tree != index" + false + fi && + if test -n "$3" + then + git show -s --pretty=format:%s HEAD >msg.act && + verify_diff "$3" msg.act "[OOPS] bad merge message" + fi +} + +verify_head() { + if test "$1" != "$(git rev-parse HEAD)" + then + echo "[OOPS] HEAD != $1" + false + fi +} + +verify_parents() { + i=1 + while test $# -gt 0 + do + if test "$1" != "$(git rev-parse HEAD^$i)" + then + echo "[OOPS] HEAD^$i != $1" + return 1 + fi + i=$(expr $i + 1) + shift + done +} + +verify_mergeheads() { + i=1 + if ! test -f .git/MERGE_HEAD + then + echo "[OOPS] MERGE_HEAD is missing" + false + fi && + while test $# -gt 0 + do + head=$(head -n $i .git/MERGE_HEAD | tail -n 1) + if test "$1" != "$head" + then + echo "[OOPS] MERGE_HEAD $i != $1" + return 1 + fi + i=$(expr $i + 1) + shift + done +} + +verify_no_mergehead() { + if test -f .git/MERGE_HEAD + then + echo "[OOPS] MERGE_HEAD exists" + false + fi +} + + +test_expect_success 'setup' ' + git add file && + test_tick && + git commit -m "commit 0" && + git tag c0 && + c0=$(git rev-parse HEAD) && + + cp file.1 file && + git add file && + test_tick && + git commit -m "commit 1" && + git tag c1 && + c1=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$c0" && + cp file.5 file && + git add file && + git commit -m "commit 2" && + test_tick && + git tag c2 && + c2=$(git rev-parse HEAD) && + + git reset --hard "$c0" && + cp file.9 file && + git add file && + test_tick && + git commit -m "commit 3" && + git tag c3 && + c3=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$c1" && + cat extend >>file && + git add file && + git commit -m "commit 4" && + git tag x1 && + x1=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$c1" && + git merge "$c2" && + git tag x0 && + x0=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$c2" && + cat extend >>file && + git add file && + git commit -m "commit 5" && + git tag x2 && + x2=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$x1" && + git merge "$x0" && + git tag y1 && + y1=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$x0" && + git merge "$x2" && + git tag y2 && + y2=$(git rev-parse HEAD) && + test_tick && + + git reset --hard "$y1" && + git merge "$y2" && + git tag y3 && + y3=$(git rev-parse HEAD) && + test_tick && + git reset --hard "$c0" && + create_merge_msgs && + + git reset --hard x1 && + git clone .git clone && + git config remote.clone.url clone && + git config remote.clone.fetch "+refs/heads/*:refs/remotes/clone/*" && + + (mkdir new && cd new && git init && cp ../file.9 file2 && git add file2 && test_tick && git commit -m "commit new") && + git config remote.new.url new && + git config remote.new.fetch "+refs/heads/*:refs/remotes/new/*" +' + +test_debug 'gitk --all' + +test_expect_success 'merge c1 with c0 and c0' ' + git reset --hard c1 && + git config branch.master.mergeoptions "" && + test_tick && + git merge c0 c0 && + verify_merge file result.1 && + verify_head $c1 +' + +test_debug 'gitk --all' + +test_expect_success 'merge c0 with c1 and c2' ' + git reset --hard c0 && + git config branch.master.mergeoptions "" && + test_tick && + git merge c1 c2 && + verify_merge file result.1-5 && + verify_parents $c1 $c2 +' + +test_debug 'gitk --all' + +test_expect_success 'merge c1 with c0, c2, c0, and c1' ' + git reset --hard c1 && + git config branch.master.mergeoptions "" && + test_tick && + git merge c0 c2 c0 c1 && + verify_merge file result.1-5 && + verify_parents $c1 $c2 +' + +test_debug 'gitk --all' + +test_expect_success 'merge y2 with x0, c3, and c0' ' + git reset --hard y2 && + git config branch.master.mergeoptions "" && + test_tick && + git merge x0 c3 c0 && + verify_merge file result.1-5-9-13 && + verify_parents $y2 $c3 +' + +test_debug 'gitk --all' + +test_expect_success 'merge x0 with y2, c3, and c0' ' + git reset --hard x0 && + git config branch.master.mergeoptions "" && + test_tick && + git merge y2 c3 c0 && + verify_merge file result.1-5-9-13 && + verify_parents $y2 $c3 +' + +test_debug 'gitk --all' + + +test_expect_success 'merge c1 with c2 and x1' ' + git reset --hard c1 && + git config branch.master.mergeoptions "" && + test_tick && + git merge c2 x1 && + verify_merge file result.1-5-13 && + verify_parents $c2 $x1 +' + +test_debug 'gitk --all' + +test_done -- Sverre Hvammen Johansen -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html