apply: do not read from beyond a symbolic link
[gitweb.git] / t / lib-rebase.sh
index 8098a88c823d691a4e349cd544e19f9b340b7650..8ff87fb3f9bee1c6955f84b66027037100ebbbd3 100644 (file)
 #   ">" -- Add a blank line.
 
 set_fake_editor () {
-       echo "#!$SHELL_PATH" >fake-editor.sh
-       cat >> fake-editor.sh <<\EOF
-case "$1" in
-*/COMMIT_EDITMSG)
-       test -z "$EXPECT_HEADER_COUNT" ||
-               test "$EXPECT_HEADER_COUNT" = "$(sed -n '1s/^# This is a combination of \(.*\) commits\./\1/p' < "$1")" ||
+       write_script fake-editor.sh <<-\EOF
+       case "$1" in
+       */COMMIT_EDITMSG)
+               test -z "$EXPECT_HEADER_COUNT" ||
+                       test "$EXPECT_HEADER_COUNT" = "$(sed -n '1s/^# This is a combination of \(.*\) commits\./\1/p' < "$1")" ||
+                       exit
+               test -z "$FAKE_COMMIT_MESSAGE" || echo "$FAKE_COMMIT_MESSAGE" > "$1"
+               test -z "$FAKE_COMMIT_AMEND" || echo "$FAKE_COMMIT_AMEND" >> "$1"
                exit
-       test -z "$FAKE_COMMIT_MESSAGE" || echo "$FAKE_COMMIT_MESSAGE" > "$1"
-       test -z "$FAKE_COMMIT_AMEND" || echo "$FAKE_COMMIT_AMEND" >> "$1"
-       exit
-       ;;
-esac
-test -z "$EXPECT_COUNT" ||
-       test "$EXPECT_COUNT" = $(sed -e '/^#/d' -e '/^$/d' < "$1" | wc -l) ||
-       exit
-test -z "$FAKE_LINES" && exit
-grep -v '^#' < "$1" > "$1".tmp
-rm -f "$1"
-echo 'rebase -i script before editing:'
-cat "$1".tmp
-action=pick
-for line in $FAKE_LINES; do
-       case $line in
-       squash|fixup|edit|reword)
-               action="$line";;
-       exec*)
-               echo "$line" | sed 's/_/ /g' >> "$1";;
-       "#")
-               echo '# comment' >> "$1";;
-       ">")
-               echo >> "$1";;
-       *)
-               sed -n "${line}s/^pick/$action/p" < "$1".tmp >> "$1"
-               action=pick;;
+               ;;
        esac
-done
-echo 'rebase -i script after editing:'
-cat "$1"
-EOF
+       test -z "$EXPECT_COUNT" ||
+               test "$EXPECT_COUNT" = $(sed -e '/^#/d' -e '/^$/d' < "$1" | wc -l) ||
+               exit
+       test -z "$FAKE_LINES" && exit
+       grep -v '^#' < "$1" > "$1".tmp
+       rm -f "$1"
+       echo 'rebase -i script before editing:'
+       cat "$1".tmp
+       action=pick
+       for line in $FAKE_LINES; do
+               case $line in
+               squash|fixup|edit|reword)
+                       action="$line";;
+               exec*)
+                       echo "$line" | sed 's/_/ /g' >> "$1";;
+               "#")
+                       echo '# comment' >> "$1";;
+               ">")
+                       echo >> "$1";;
+               *)
+                       sed -n "${line}s/^pick/$action/p" < "$1".tmp >> "$1"
+                       action=pick;;
+               esac
+       done
+       echo 'rebase -i script after editing:'
+       cat "$1"
+       EOF
+
+       test_set_editor "$(pwd)/fake-editor.sh"
+}
 
+# After set_cat_todo_editor, rebase -i will write the todo list (ignoring
+# blank lines and comments) to stdout, and exit failure (so you should run
+# it with test_must_fail).  This can be used to verify the expected user
+# experience, for todo list changes that do not affect the outcome of
+# rebase; or as an extra check in addition to checking the outcome.
+
+set_cat_todo_editor () {
+       write_script fake-editor.sh <<-\EOF
+       grep "^[^#]" "$1"
+       exit 1
+       EOF
        test_set_editor "$(pwd)/fake-editor.sh"
-       chmod a+x fake-editor.sh
+}
+
+# checks that the revisions in "$2" represent a linear range with the
+# subjects in "$1"
+test_linear_range () {
+       revlist_merges=$(git rev-list --merges "$2") &&
+       test -z "$revlist_merges" &&
+       expected=$1
+       set -- $(git log --reverse --format=%s "$2")
+       test "$expected" = "$*"
+}
+
+reset_rebase () {
+       test_might_fail git rebase --abort &&
+       git reset --hard &&
+       git clean -f
+}
+
+cherry_pick () {
+       git cherry-pick -n "$2" &&
+       git commit -m "$1" &&
+       git tag "$1"
+}
+
+revert () {
+       git revert -n "$2" &&
+       git commit -m "$1" &&
+       git tag "$1"
+}
+
+make_empty () {
+       git commit --allow-empty -m "$1" &&
+       git tag "$1"
 }