# Copyright (c) 2006 Junio C Hamano
#
-test_description='git-checkout tests.'
+test_description='git-checkout tests.
+
+Creates master, forks renamer and side branches from it.
+Test switching across them.
+
+ ! [master] Initial A one, A two
+ * [renamer] Renamer R one->uno, M two
+ ! [side] Side M one, D two, A three
+ ---
+ + [side] Side M one, D two, A three
+ * [renamer] Renamer R one->uno, M two
+ +*+ [master] Initial A one, A two
+
+'
. ./test-lib.sh
+test_tick
+
fill () {
for i
do
done
}
+
test_expect_success setup '
- fill 1 2 3 4 5 >one &&
+ fill x y z > same &&
+ fill 1 2 3 4 5 6 7 8 >one &&
fill a b c d e >two &&
- git add one two &&
+ git add same one two &&
git commit -m "Initial A one, A two" &&
- git checkout -b side &&
- fill 1 2 3 >one &&
+ git checkout -b renamer &&
+ rm -f one &&
+ fill 1 3 4 5 6 7 8 >uno &&
+ git add uno &&
+ fill a b c d e f >two &&
+ git commit -a -m "Renamer R one->uno, M two" &&
+
+ git checkout -b side master &&
+ fill 1 2 3 4 5 6 7 >one &&
fill A B C D E >three &&
rm -f two &&
git update-index --add --remove one two three &&
test_expect_success "checkout with dirty tree without -m" '
- fill 0 1 2 3 4 5 >one &&
+ fill 0 1 2 3 4 5 6 7 8 >one &&
if git checkout side
then
echo Not happy
'
+test_expect_success "checkout with unrelated dirty tree without -m" '
+
+ git checkout -f master &&
+ fill 0 1 2 3 4 5 6 7 8 >same &&
+ cp same kept
+ git checkout side >messages &&
+ git diff same kept
+ (cat > messages.expect <<EOF
+M same
+EOF
+) &&
+ touch messages.expect &&
+ git diff messages.expect messages
+'
+
test_expect_success "checkout -m with dirty tree" '
git checkout -f master &&
- git clean &&
+ git clean -f &&
+
+ fill 0 1 2 3 4 5 6 7 8 >one &&
+ git checkout -m side > messages &&
- fill 0 1 2 3 4 5 >one &&
- git checkout -m side &&
+ test "$(git symbolic-ref HEAD)" = "refs/heads/side" &&
- fill " master" "* side" >expect.branch &&
- git branch >current.branch &&
- diff expect.branch current.branch &&
+ (cat >expect.messages <<EOF
+Merging side with local
+Merging:
+ab76817 Side M one, D two, A three
+virtual local
+found 1 common ancestor(s):
+7329388 Initial A one, A two
+Auto-merged one
+M one
+EOF
+) &&
+ git diff expect.messages messages &&
fill "M one" "A three" "D two" >expect.master &&
git diff --name-status master >current.master &&
diff expect.index current.index
'
+test_expect_success "checkout -m with dirty tree, renamed" '
+
+ git checkout -f master && git clean -f &&
+
+ fill 1 2 3 4 5 7 8 >one &&
+ if git checkout renamer
+ then
+ echo Not happy
+ false
+ else
+ echo "happy - failed correctly"
+ fi &&
+
+ git checkout -m renamer &&
+ fill 1 3 4 5 7 8 >expect &&
+ diff expect uno &&
+ ! test -f one &&
+ git diff --cached >current &&
+ ! test -s current
+
+'
+
+test_expect_success 'checkout -m with merge conflict' '
+
+ git checkout -f master && git clean -f &&
+
+ fill 1 T 3 4 5 6 S 8 >one &&
+ if git checkout renamer
+ then
+ echo Not happy
+ false
+ else
+ echo "happy - failed correctly"
+ fi &&
+
+ git checkout -m renamer &&
+
+ git diff master:one :3:uno |
+ sed -e "1,/^@@/d" -e "/^ /d" -e "s/^-/d/" -e "s/^+/a/" >current &&
+ fill d2 aT d7 aS >expect &&
+ diff current expect &&
+ git diff --cached two >current &&
+ ! test -s current
+'
+
+test_expect_success 'checkout to detach HEAD' '
+
+ git checkout -f renamer && git clean -f &&
+ git checkout renamer^ 2>messages &&
+ (cat >messages.expect <<EOF
+Note: moving to "renamer^" which isn'"'"'t a local branch
+If you want to create a new branch from this checkout, you may do so
+(now or later) by using -b with the checkout command again. Example:
+ git checkout -b <new_branch_name>
+HEAD is now at 7329388... Initial A one, A two
+EOF
+) &&
+ git diff messages.expect messages &&
+ H=$(git rev-parse --verify HEAD) &&
+ M=$(git show-ref -s --verify refs/heads/master) &&
+ test "z$H" = "z$M" &&
+ if git symbolic-ref HEAD >/dev/null 2>&1
+ then
+ echo "OOPS, HEAD is still symbolic???"
+ false
+ else
+ : happy
+ fi
+'
+
+test_expect_success 'checkout to detach HEAD with branchname^' '
+
+ git checkout -f master && git clean -f &&
+ git checkout renamer^ &&
+ H=$(git rev-parse --verify HEAD) &&
+ M=$(git show-ref -s --verify refs/heads/master) &&
+ test "z$H" = "z$M" &&
+ if git symbolic-ref HEAD >/dev/null 2>&1
+ then
+ echo "OOPS, HEAD is still symbolic???"
+ false
+ else
+ : happy
+ fi
+'
+
+test_expect_success 'checkout to detach HEAD with HEAD^0' '
+
+ git checkout -f master && git clean -f &&
+ git checkout HEAD^0 &&
+ H=$(git rev-parse --verify HEAD) &&
+ M=$(git show-ref -s --verify refs/heads/master) &&
+ test "z$H" = "z$M" &&
+ if git symbolic-ref HEAD >/dev/null 2>&1
+ then
+ echo "OOPS, HEAD is still symbolic???"
+ false
+ else
+ : happy
+ fi
+'
+
+test_expect_success 'checkout with ambiguous tag/branch names' '
+
+ git tag both side &&
+ git branch both master &&
+ git reset --hard &&
+ git checkout master &&
+
+ git checkout both &&
+ H=$(git rev-parse --verify HEAD) &&
+ M=$(git show-ref -s --verify refs/heads/master) &&
+ test "z$H" = "z$M" &&
+ name=$(git symbolic-ref HEAD 2>/dev/null) &&
+ test "z$name" = zrefs/heads/both
+
+'
+
+test_expect_success 'checkout with ambiguous tag/branch names' '
+
+ git reset --hard &&
+ git checkout master &&
+
+ git tag frotz side &&
+ git branch frotz master &&
+ git reset --hard &&
+ git checkout master &&
+
+ git checkout tags/frotz &&
+ H=$(git rev-parse --verify HEAD) &&
+ S=$(git show-ref -s --verify refs/heads/side) &&
+ test "z$H" = "z$S" &&
+ if name=$(git symbolic-ref HEAD 2>/dev/null)
+ then
+ echo "Bad -- should have detached"
+ false
+ else
+ : happy
+ fi
+
+'
+
test_done