revision: implement sparse algorithm

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 68ca8dc9bbf8a06bc580b9bf1ea2234aa4bdc57c..7a440e08d8257487ae2f47b159d11e37a5166df8 100755 (executable)
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -75,6 +75,16 @@ test_expect_success 'rebase --keep-empty' '
        test_line_count = 6 actual
 '
 
+cat > expect <<EOF
+error: nothing to do
+EOF
+
+test_expect_success 'rebase -i with empty HEAD' '
+       set_fake_editor &&
+       test_must_fail env FAKE_LINES="1 exec_true" git rebase -i HEAD^ >actual 2>&1 &&
+       test_i18ncmp expect actual
+'
+
 test_expect_success 'rebase -i with the exec command' '
        git checkout master &&
        (
@@ -114,7 +124,7 @@ test_expect_success 'rebase -i with exec allows git commands in subdirs' '
        git checkout master &&
        mkdir subdir && (cd subdir &&
        set_fake_editor &&
-       FAKE_LINES="1 exec_cd_subdir_&&_git_rev-parse_--is-inside-work-tree" \
+       FAKE_LINES="1 x_cd_subdir_&&_git_rev-parse_--is-inside-work-tree" \
                git rebase -i HEAD^
        )
 '
@@ -516,7 +526,7 @@ test_expect_success 'squash works as expected' '
        git checkout -b squash-works no-conflict-branch &&
        one=$(git rev-parse HEAD~3) &&
        set_fake_editor &&
-       FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=2 \
+       FAKE_LINES="1 s 3 2" EXPECT_HEADER_COUNT=2 \
                git rebase -i HEAD~3 &&
        test $one = $(git rev-parse HEAD~2)
 '
@@ -749,7 +759,7 @@ test_expect_success 'reword' '
        git show HEAD^ | grep "D changed" &&
        FAKE_LINES="reword 1 2 3 4" FAKE_COMMIT_MESSAGE="B changed" git rebase -i A &&
        git show HEAD~3 | grep "B changed" &&
-       FAKE_LINES="1 reword 2 3 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
+       FAKE_LINES="1 r 2 pick 3 p 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
        git show HEAD~2 | grep "C changed"
 '
 
@@ -775,7 +785,7 @@ test_expect_success 'rebase -i can copy notes over a fixup' '
        git reset --hard n3 &&
        git notes add -m"an earlier note" n2 &&
        set_fake_editor &&
-       GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 fixup 2" git rebase -i n1 &&
+       GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 f 2" git rebase -i n1 &&
        git notes show > output &&
        test_cmp expect output
 '
@@ -1252,7 +1262,7 @@ rebase_setup_and_clean () {
 test_expect_success 'drop' '
        rebase_setup_and_clean drop-test &&
        set_fake_editor &&
-       FAKE_LINES="1 drop 2 3 drop 4 5" git rebase -i --root &&
+       FAKE_LINES="1 drop 2 3 d 4 5" git rebase -i --root &&
        test E = $(git cat-file commit HEAD | sed -ne \$p) &&
        test C = $(git cat-file commit HEAD^ | sed -ne \$p) &&
        test A = $(git cat-file commit HEAD^^ | sed -ne \$p)