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-rwxr-xr-xt/t7102-reset.sh571
1 files changed, 571 insertions, 0 deletions
diff --git a/t/t7102-reset.sh b/t/t7102-reset.sh
new file mode 100755
index 0000000..86f23be
--- /dev/null
+++ b/t/t7102-reset.sh
@@ -0,0 +1,571 @@
+#!/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" &&
+
+ 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 - &&
+ head5=$(git rev-parse --verify HEAD)
+'
+# git log --pretty=oneline # to see those SHA1 involved
+
+check_changes () {
+ test "$(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 44c5b5884550c17758737edcced463447b91d42b 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 $head5
+'
+
+>.diff_expect
+cat >.cached_expect <<EOF
+diff --git a/secondfile b/secondfile
+index 1bbba79..44c5b58 100644
+--- a/secondfile
++++ b/secondfile
+@@ -1 +1,2 @@
+-2nd file
++1st line 2nd file
++2nd line 2nd file
+EOF
+cat >.cat_expect <<EOF
+secondfile:
+1st line 2nd file
+2nd line 2nd file
+EOF
+test_expect_success '--soft reset only should show changes in diff --cached' '
+ git reset --soft HEAD^ &&
+ check_changes d1a4bc3abce4829628ae2dcb0d60ef3d1a78b1c4 &&
+ test "$(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)" = \
+ $head5
+'
+
+>.diff_expect
+>.cached_expect
+cat >.cat_expect <<EOF
+first:
+1st file
+2nd line 1st file
+second:
+2nd file
+EOF
+test_expect_success \
+ '--hard reset should change the files and undo commits permanently' '
+ git reset --hard HEAD~2 &&
+ check_changes ddaefe00f1da16864591c61fdc7adb5d7cd6b74e &&
+ test "$(git rev-parse ORIG_HEAD)" = \
+ $head4
+'
+
+>.diff_expect
+cat >.cached_expect <<EOF
+diff --git a/first b/first
+deleted file mode 100644
+index 8206c22..0000000
+--- a/first
++++ /dev/null
+@@ -1,2 +0,0 @@
+-1st file
+-2nd line 1st file
+diff --git a/second b/second
+deleted file mode 100644
+index 1bbba79..0000000
+--- a/second
++++ /dev/null
+@@ -1 +0,0 @@
+-2nd file
+diff --git a/secondfile b/secondfile
+new file mode 100644
+index 0000000..44c5b58
+--- /dev/null
++++ b/secondfile
+@@ -0,0 +1,2 @@
++1st line 2nd file
++2nd line 2nd file
+EOF
+cat >.cat_expect <<EOF
+secondfile:
+1st line 2nd file
+2nd line 2nd file
+EOF
+test_expect_success \
+ 'redoing changes adding them without commit them should succeed' '
+ git rm first &&
+ git mv second secondfile &&
+
+ echo "1st line 2nd file" >secondfile &&
+ echo "2nd line 2nd file" >>secondfile &&
+ git add secondfile &&
+ check_changes ddaefe00f1da16864591c61fdc7adb5d7cd6b74e
+'
+
+cat >.diff_expect <<EOF
+diff --git a/first b/first
+deleted file mode 100644
+index 8206c22..0000000
+--- a/first
++++ /dev/null
+@@ -1,2 +0,0 @@
+-1st file
+-2nd line 1st file
+diff --git a/second b/second
+deleted file mode 100644
+index 1bbba79..0000000
+--- a/second
++++ /dev/null
+@@ -1 +0,0 @@
+-2nd file
+EOF
+>.cached_expect
+cat >.cat_expect <<EOF
+secondfile:
+1st line 2nd file
+2nd line 2nd file
+EOF
+test_expect_success '--mixed reset to HEAD should unadd the files' '
+ git reset &&
+ check_changes ddaefe00f1da16864591c61fdc7adb5d7cd6b74e &&
+ test "$(git rev-parse ORIG_HEAD)" = \
+ ddaefe00f1da16864591c61fdc7adb5d7cd6b74e
+'
+
+>.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 ddaefe00f1da16864591c61fdc7adb5d7cd6b74e &&
+
+ 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 $head5
+'
+
+cat > expect << EOF
+diff --git a/file1 b/file1
+index d00491f..7ed6ff8 100644
+--- a/file1
++++ b/file1
+@@ -1 +1 @@
+-1
++5
+diff --git a/file2 b/file2
+deleted file mode 100644
+index 0cfbf08..0000000
+--- a/file2
++++ /dev/null
+@@ -1 +0,0 @@
+-2
+EOF
+cat > cached_expect << EOF
+diff --git a/file4 b/file4
+new file mode 100644
+index 0000000..b8626c4
+--- /dev/null
++++ b/file4
+@@ -0,0 +1 @@
++4
+EOF
+test_expect_success 'test --mixed <paths>' '
+ echo 1 > file1 &&
+ echo 2 > file2 &&
+ git add file1 file2 &&
+ test_tick &&
+ git commit -m files &&
+ git rm file2 &&
+ echo 3 > file3 &&
+ echo 4 > file4 &&
+ echo 5 > file1 &&
+ git add file1 file3 file4 &&
+ git reset HEAD -- file1 file2 file3 &&
+ test_must_fail git diff --quiet &&
+ git diff > output &&
+ test_cmp output expect &&
+ git diff --cached > output &&
+ test_cmp output cached_expect
+'
+
+test_expect_success 'test resetting the index at give paths' '
+
+ mkdir sub &&
+ >sub/file1 &&
+ >sub/file2 &&
+ git update-index --add sub/file1 sub/file2 &&
+ T=$(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 &&
+ >expect &&
+ test_cmp expect 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
+ ) &&
+ : >expect &&
+ git --git-dir=mixed_worktree/.git --work-tree=mixed_worktree reset >actual &&
+ test_cmp expect actual
+'
+
+test_done