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Diffstat (limited to 't/t7102-reset.sh')
| -rwxr-xr-x | t/t7102-reset.sh | 582 |
1 files changed, 582 insertions, 0 deletions
diff --git a/t/t7102-reset.sh b/t/t7102-reset.sh new file mode 100755 index 0000000000..22161b3b2d --- /dev/null +++ b/t/t7102-reset.sh @@ -0,0 +1,582 @@ +#!/bin/sh +# +# Copyright (c) 2007 Carlos Rica +# + +test_description='git reset + +Documented tests for git reset' + +. ./test-lib.sh + +commit_msg () { + # String "modify 2nd file (changed)" partly in German + # (translated with Google Translate), + # encoded in UTF-8, used as a commit log message below. + msg="modify 2nd file (ge\303\244ndert)\n" + if test -n "$1" + then + printf "$msg" | iconv -f utf-8 -t "$1" + else + printf "$msg" + fi +} + +# Tested non-UTF-8 encoding +test_encoding="ISO8859-1" + +test_expect_success 'creating initial files and commits' ' + test_tick && + echo "1st file" >first && + git add first && + git commit -m "create 1st file" && + + echo "2nd file" >second && + git add second && + git commit -m "create 2nd file" && + + echo "2nd line 1st file" >>first && + git commit -a -m "modify 1st file" && + head5p2=$(git rev-parse --verify HEAD) && + head5p2f=$(git rev-parse --short HEAD:first) && + + git rm first && + git mv second secondfile && + git commit -a -m "remove 1st and rename 2nd" && + head5p1=$(git rev-parse --verify HEAD) && + head5p1s=$(git rev-parse --short HEAD:secondfile) && + + echo "1st line 2nd file" >secondfile && + echo "2nd line 2nd file" >>secondfile && + # "git commit -m" would break MinGW, as Windows refuse to pass + # $test_encoding encoded parameter to git. + commit_msg $test_encoding | git -c "i18n.commitEncoding=$test_encoding" commit -a -F - && + head5=$(git rev-parse --verify HEAD) && + head5s=$(git rev-parse --short HEAD:secondfile) && + head5sl=$(git rev-parse HEAD:secondfile) +' +# git log --pretty=oneline # to see those SHA1 involved + +check_changes () { + test "$(git rev-parse HEAD)" = "$1" && + git diff | test_cmp .diff_expect - && + git diff --cached | test_cmp .cached_expect - && + for FILE in * + do + echo $FILE':' + cat $FILE || return + done | test_cmp .cat_expect - +} + +test_expect_success 'reset --hard message' ' + hex=$(git log -1 --format="%h") && + git reset --hard > .actual && + echo HEAD is now at $hex $(commit_msg) > .expected && + test_i18ncmp .expected .actual +' + +test_expect_success 'reset --hard message (ISO8859-1 logoutputencoding)' ' + hex=$(git log -1 --format="%h") && + git -c "i18n.logOutputEncoding=$test_encoding" reset --hard > .actual && + echo HEAD is now at $hex $(commit_msg $test_encoding) > .expected && + test_i18ncmp .expected .actual +' + +>.diff_expect +>.cached_expect +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +EOF + +test_expect_success 'giving a non existing revision should fail' ' + test_must_fail git reset aaaaaa && + test_must_fail git reset --mixed aaaaaa && + test_must_fail git reset --soft aaaaaa && + test_must_fail git reset --hard aaaaaa && + check_changes $head5 +' + +test_expect_success 'reset --soft with unmerged index should fail' ' + touch .git/MERGE_HEAD && + echo "100644 $head5sl 1 un" | + git update-index --index-info && + test_must_fail git reset --soft HEAD && + rm .git/MERGE_HEAD && + git rm --cached -- un +' + +test_expect_success \ + 'giving paths with options different than --mixed should fail' ' + test_must_fail git reset --soft -- first && + test_must_fail git reset --hard -- first && + test_must_fail git reset --soft HEAD^ -- first && + test_must_fail git reset --hard HEAD^ -- first && + check_changes $head5 +' + +test_expect_success 'giving unrecognized options should fail' ' + test_must_fail git reset --other && + test_must_fail git reset -o && + test_must_fail git reset --mixed --other && + test_must_fail git reset --mixed -o && + test_must_fail git reset --soft --other && + test_must_fail git reset --soft -o && + test_must_fail git reset --hard --other && + test_must_fail git reset --hard -o && + check_changes $head5 +' + +test_expect_success \ + 'trying to do reset --soft with pending merge should fail' ' + git branch branch1 && + git branch branch2 && + + git checkout branch1 && + echo "3rd line in branch1" >>secondfile && + git commit -a -m "change in branch1" && + + git checkout branch2 && + echo "3rd line in branch2" >>secondfile && + git commit -a -m "change in branch2" && + + test_must_fail git merge branch1 && + test_must_fail git reset --soft && + + printf "1st line 2nd file\n2nd line 2nd file\n3rd line" >secondfile && + git commit -a -m "the change in branch2" && + + git checkout master && + git branch -D branch1 branch2 && + check_changes $head5 +' + +test_expect_success \ + 'trying to do reset --soft with pending checkout merge should fail' ' + git branch branch3 && + git branch branch4 && + + git checkout branch3 && + echo "3rd line in branch3" >>secondfile && + git commit -a -m "line in branch3" && + + git checkout branch4 && + echo "3rd line in branch4" >>secondfile && + + git checkout -m branch3 && + test_must_fail git reset --soft && + + printf "1st line 2nd file\n2nd line 2nd file\n3rd line" >secondfile && + git commit -a -m "the line in branch3" && + + git checkout master && + git branch -D branch3 branch4 && + check_changes $head5 +' + +test_expect_success \ + 'resetting to HEAD with no changes should succeed and do nothing' ' + git reset --hard && + check_changes $head5 && + git reset --hard HEAD && + check_changes $head5 && + git reset --soft && + check_changes $head5 && + git reset --soft HEAD && + check_changes $head5 && + git reset --mixed && + check_changes $head5 && + git reset --mixed HEAD && + check_changes $head5 && + git reset && + check_changes $head5 && + git reset HEAD && + check_changes $head5 +' + +>.diff_expect +cat >.cached_expect <<EOF +diff --git a/secondfile b/secondfile +index $head5p1s..$head5s 100644 +--- a/secondfile ++++ b/secondfile +@@ -1 +1,2 @@ +-2nd file ++1st line 2nd file ++2nd line 2nd file +EOF +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +EOF +test_expect_success '--soft reset only should show changes in diff --cached' ' + git reset --soft HEAD^ && + check_changes $head5p1 && + test "$(git rev-parse ORIG_HEAD)" = \ + $head5 +' + +>.diff_expect +>.cached_expect +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +3rd line 2nd file +EOF +test_expect_success \ + 'changing files and redo the last commit should succeed' ' + echo "3rd line 2nd file" >>secondfile && + git commit -a -C ORIG_HEAD && + head4=$(git rev-parse --verify HEAD) && + check_changes $head4 && + test "$(git rev-parse ORIG_HEAD)" = \ + $head5 +' + +>.diff_expect +>.cached_expect +cat >.cat_expect <<EOF +first: +1st file +2nd line 1st file +second: +2nd file +EOF +test_expect_success \ + '--hard reset should change the files and undo commits permanently' ' + git reset --hard HEAD~2 && + check_changes $head5p2 && + test "$(git rev-parse ORIG_HEAD)" = \ + $head4 +' + +>.diff_expect +cat >.cached_expect <<EOF +diff --git a/first b/first +deleted file mode 100644 +index $head5p2f..0000000 +--- a/first ++++ /dev/null +@@ -1,2 +0,0 @@ +-1st file +-2nd line 1st file +diff --git a/second b/second +deleted file mode 100644 +index $head5p1s..0000000 +--- a/second ++++ /dev/null +@@ -1 +0,0 @@ +-2nd file +diff --git a/secondfile b/secondfile +new file mode 100644 +index 0000000..$head5s +--- /dev/null ++++ b/secondfile +@@ -0,0 +1,2 @@ ++1st line 2nd file ++2nd line 2nd file +EOF +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +EOF +test_expect_success \ + 'redoing changes adding them without commit them should succeed' ' + git rm first && + git mv second secondfile && + + echo "1st line 2nd file" >secondfile && + echo "2nd line 2nd file" >>secondfile && + git add secondfile && + check_changes $head5p2 +' + +cat >.diff_expect <<EOF +diff --git a/first b/first +deleted file mode 100644 +index $head5p2f..0000000 +--- a/first ++++ /dev/null +@@ -1,2 +0,0 @@ +-1st file +-2nd line 1st file +diff --git a/second b/second +deleted file mode 100644 +index $head5p1s..0000000 +--- a/second ++++ /dev/null +@@ -1 +0,0 @@ +-2nd file +EOF +>.cached_expect +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +EOF +test_expect_success '--mixed reset to HEAD should unadd the files' ' + git reset && + check_changes $head5p2 && + test "$(git rev-parse ORIG_HEAD)" = $head5p2 +' + +>.diff_expect +>.cached_expect +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +EOF +test_expect_success 'redoing the last two commits should succeed' ' + git add secondfile && + git reset --hard $head5p2 && + + git rm first && + git mv second secondfile && + git commit -a -m "remove 1st and rename 2nd" && + + echo "1st line 2nd file" >secondfile && + echo "2nd line 2nd file" >>secondfile && + # "git commit -m" would break MinGW, as Windows refuse to pass + # $test_encoding encoded parameter to git. + commit_msg $test_encoding | git -c "i18n.commitEncoding=$test_encoding" commit -a -F - && + check_changes $head5 +' + +>.diff_expect +>.cached_expect +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +3rd line in branch2 +EOF +test_expect_success '--hard reset to HEAD should clear a failed merge' ' + git branch branch1 && + git branch branch2 && + + git checkout branch1 && + echo "3rd line in branch1" >>secondfile && + git commit -a -m "change in branch1" && + + git checkout branch2 && + echo "3rd line in branch2" >>secondfile && + git commit -a -m "change in branch2" && + head3=$(git rev-parse --verify HEAD) && + + test_must_fail git pull . branch1 && + git reset --hard && + check_changes $head3 +' + +>.diff_expect +>.cached_expect +cat >.cat_expect <<EOF +secondfile: +1st line 2nd file +2nd line 2nd file +EOF +test_expect_success \ + '--hard reset to ORIG_HEAD should clear a fast-forward merge' ' + git reset --hard HEAD^ && + check_changes $head5 && + + git pull . branch1 && + git reset --hard ORIG_HEAD && + check_changes $head5 && + + git checkout master && + git branch -D branch1 branch2 && + check_changes $head5 +' + +test_expect_success 'test --mixed <paths>' ' + echo 1 > file1 && + echo 2 > file2 && + git add file1 file2 && + test_tick && + git commit -m files && + before1=$(git rev-parse --short HEAD:file1) && + before2=$(git rev-parse --short HEAD:file2) && + git rm file2 && + echo 3 > file3 && + echo 4 > file4 && + echo 5 > file1 && + after1=$(git rev-parse --short $(git hash-object file1)) && + after4=$(git rev-parse --short $(git hash-object file4)) && + git add file1 file3 file4 && + git reset HEAD -- file1 file2 file3 && + test_must_fail git diff --quiet && + git diff > output && + + cat > expect <<-EOF && + diff --git a/file1 b/file1 + index $before1..$after1 100644 + --- a/file1 + +++ b/file1 + @@ -1 +1 @@ + -1 + +5 + diff --git a/file2 b/file2 + deleted file mode 100644 + index $before2..0000000 + --- a/file2 + +++ /dev/null + @@ -1 +0,0 @@ + -2 + EOF + + test_cmp expect output && + git diff --cached > output && + + cat > cached_expect <<-EOF && + diff --git a/file4 b/file4 + new file mode 100644 + index 0000000..$after4 + --- /dev/null + +++ b/file4 + @@ -0,0 +1 @@ + +4 + EOF + + test_cmp cached_expect output +' + +test_expect_success 'test resetting the index at give paths' ' + + mkdir sub && + >sub/file1 && + >sub/file2 && + git update-index --add sub/file1 sub/file2 && + T=$(git write-tree) && + git reset HEAD sub/file2 && + test_must_fail git diff --quiet && + U=$(git write-tree) && + echo "$T" && + echo "$U" && + test_must_fail git diff-index --cached --exit-code "$T" && + test "$T" != "$U" + +' + +test_expect_success 'resetting an unmodified path is a no-op' ' + git reset --hard && + git reset -- file1 && + git diff-files --exit-code && + git diff-index --cached --exit-code HEAD +' + +cat > expect << EOF +Unstaged changes after reset: +M file2 +EOF + +test_expect_success '--mixed refreshes the index' ' + echo 123 >> file2 && + git reset --mixed HEAD > output && + test_i18ncmp expect output +' + +test_expect_success 'resetting specific path that is unmerged' ' + git rm --cached file2 && + F1=$(git rev-parse HEAD:file1) && + F2=$(git rev-parse HEAD:file2) && + F3=$(git rev-parse HEAD:secondfile) && + { + echo "100644 $F1 1 file2" && + echo "100644 $F2 2 file2" && + echo "100644 $F3 3 file2" + } | git update-index --index-info && + git ls-files -u && + git reset HEAD file2 && + test_must_fail git diff --quiet && + git diff-index --exit-code --cached HEAD +' + +test_expect_success 'disambiguation (1)' ' + + git reset --hard && + >secondfile && + git add secondfile && + git reset secondfile && + test_must_fail git diff --quiet -- secondfile && + test -z "$(git diff --cached --name-only)" && + test -f secondfile && + test_must_be_empty secondfile + +' + +test_expect_success 'disambiguation (2)' ' + + git reset --hard && + >secondfile && + git add secondfile && + rm -f secondfile && + test_must_fail git reset secondfile && + test -n "$(git diff --cached --name-only -- secondfile)" && + test ! -f secondfile + +' + +test_expect_success 'disambiguation (3)' ' + + git reset --hard && + >secondfile && + git add secondfile && + rm -f secondfile && + git reset HEAD secondfile && + test_must_fail git diff --quiet && + test -z "$(git diff --cached --name-only)" && + test ! -f secondfile + +' + +test_expect_success 'disambiguation (4)' ' + + git reset --hard && + >secondfile && + git add secondfile && + rm -f secondfile && + git reset -- secondfile && + test_must_fail git diff --quiet && + test -z "$(git diff --cached --name-only)" && + test ! -f secondfile +' + +test_expect_success 'reset with paths accepts tree' ' + # for simpler tests, drop last commit containing added files + git reset --hard HEAD^ && + git reset HEAD^^{tree} -- . && + git diff --cached HEAD^ --exit-code && + git diff HEAD --exit-code +' + +test_expect_success 'reset -N keeps removed files as intent-to-add' ' + echo new-file >new-file && + git add new-file && + git reset -N HEAD && + + tree=$(git write-tree) && + git ls-tree $tree new-file >actual && + test_must_be_empty actual && + + git diff --name-only >actual && + echo new-file >expect && + test_cmp expect actual +' + +test_expect_success 'reset --mixed sets up work tree' ' + git init mixed_worktree && + ( + cd mixed_worktree && + test_commit dummy + ) && + git --git-dir=mixed_worktree/.git --work-tree=mixed_worktree reset >actual && + test_must_be_empty actual +' + +test_done |