'
+test_expect_success 'prune --expire' '
+
+ before=$(git count-objects | sed "s/ .*//") &&
+ BLOB=$(echo aleph | git hash-object -w --stdin) &&
+ BLOB_FILE=.git/objects/$(echo $BLOB | sed "s/^../&\//") &&
+ test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
+ test -f $BLOB_FILE &&
+ git prune --expire=1.hour.ago &&
+ test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
+ test -f $BLOB_FILE &&
+ test-chmtime -86500 $BLOB_FILE &&
+ git prune --expire 1.day &&
+ test $before = $(git count-objects | sed "s/ .*//") &&
+ ! test -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc: implicit prune --expire' '
+
+ before=$(git count-objects | sed "s/ .*//") &&
+ BLOB=$(echo aleph_0 | git hash-object -w --stdin) &&
+ BLOB_FILE=.git/objects/$(echo $BLOB | sed "s/^../&\//") &&
+ test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
+ test -f $BLOB_FILE &&
+ test-chmtime -$((86400*14-30)) $BLOB_FILE &&
+ git gc &&
+ test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
+ test -f $BLOB_FILE &&
+ test-chmtime -$((86400*14+1)) $BLOB_FILE &&
+ git gc &&
+ test $before = $(git count-objects | sed "s/ .*//") &&
+ ! test -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc: refuse to start with invalid gc.pruneExpire' '
+
+ git config gc.pruneExpire invalid &&
+ test_must_fail git gc
+
+'
+
+test_expect_success 'gc: start with ok gc.pruneExpire' '
+
+ git config gc.pruneExpire 2.days.ago &&
+ git gc
+
+'
+
+test_expect_success 'prune: prune nonsense parameters' '
+
+ test_must_fail git prune garbage &&
+ test_must_fail git prune --- &&
+ test_must_fail git prune --no-such-option
+
+'
+
+test_expect_success 'prune: prune unreachable heads' '
+
+ git config core.logAllRefUpdates false &&
+ mv .git/logs .git/logs.old &&
+ : > file2 &&
+ git add file2 &&
+ git commit -m temporary &&
+ tmp_head=$(git rev-list -1 HEAD) &&
+ git reset HEAD^ &&
+ git prune &&
+ test_must_fail git reset $tmp_head --
+
+'
+
+test_expect_success 'prune: do not prune heads listed as an argument' '
+
+ : > file2 &&
+ git add file2 &&
+ git commit -m temporary &&
+ tmp_head=$(git rev-list -1 HEAD) &&
+ git reset HEAD^ &&
+ git prune -- $tmp_head &&
+ git reset $tmp_head --
+
+'
+
test_done