1 files changed, 198 insertions, 0 deletions
diff --git a/t/t5304-prune.sh b/t/t5304-prune.sh
new file mode 100755
index 0000000000..d645328609
--- /dev/null
+++ b/t/t5304-prune.sh
@@ -0,0 +1,198 @@
+#!/bin/sh
+#
+# Copyright (c) 2008 Johannes E. Schindelin
+#
+
+test_description='prune'
+. ./test-lib.sh
+
+day=$((60*60*24))
+week=$(($day*7))
+
+add_blob() {
+	before=$(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 =+0 $BLOB_FILE
+}
+
+test_expect_success setup '
+
+	: > file &&
+	git add file &&
+	test_tick &&
+	git commit -m initial &&
+	git gc
+
+'
+
+test_expect_success 'prune stale packs' '
+
+	orig_pack=$(echo .git/objects/pack/*.pack) &&
+	: > .git/objects/tmp_1.pack &&
+	: > .git/objects/tmp_2.pack &&
+	test-chmtime =-86501 .git/objects/tmp_1.pack &&
+	git prune --expire 1.day &&
+	test -f $orig_pack &&
+	test -f .git/objects/tmp_2.pack &&
+	! test -f .git/objects/tmp_1.pack
+
+'
+
+test_expect_success 'prune --expire' '
+
+	add_blob &&
+	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 $BLOB_FILE
+
+'
+
+test_expect_success 'gc: implicit prune --expire' '
+
+	add_blob &&
+	test-chmtime =-$((2*$week-30)) $BLOB_FILE &&
+	git gc &&
+	test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
+	test -f $BLOB_FILE &&
+	test-chmtime =-$((2*$week+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 $tmp_head --
+
+'
+
+test_expect_success 'gc --no-prune' '
+
+	add_blob &&
+	test-chmtime =-$((5001*$day)) $BLOB_FILE &&
+	git config gc.pruneExpire 2.days.ago &&
+	git gc --no-prune &&
+	test 1 = $(git count-objects | sed "s/ .*//") &&
+	test -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc respects gc.pruneExpire' '
+
+	git config gc.pruneExpire 5002.days.ago &&
+	git gc &&
+	test -f $BLOB_FILE &&
+	git config gc.pruneExpire 5000.days.ago &&
+	git gc &&
+	test ! -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc --prune=<date>' '
+
+	add_blob &&
+	test-chmtime =-$((5001*$day)) $BLOB_FILE &&
+	git gc --prune=5002.days.ago &&
+	test -f $BLOB_FILE &&
+	git gc --prune=5000.days.ago &&
+	test ! -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc --prune=never' '
+
+	add_blob &&
+	git gc --prune=never &&
+	test -f $BLOB_FILE &&
+	git gc --prune=now &&
+	test ! -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc respects gc.pruneExpire=never' '
+
+	git config gc.pruneExpire never &&
+	add_blob &&
+	git gc &&
+	test -f $BLOB_FILE &&
+	git config gc.pruneExpire now &&
+	git gc &&
+	test ! -f $BLOB_FILE
+
+'
+
+test_expect_success 'prune --expire=never' '
+
+	add_blob &&
+	git prune --expire=never &&
+	test -f $BLOB_FILE &&
+	git prune &&
+	test ! -f $BLOB_FILE
+
+'
+
+test_expect_success 'gc: prune old objects after local clone' '
+	add_blob &&
+	test-chmtime =-$((2*$week+1)) $BLOB_FILE &&
+	git clone --no-hardlinks . aclone &&
+	(
+		cd aclone &&
+		test 1 = $(git count-objects | sed "s/ .*//") &&
+		test -f $BLOB_FILE &&
+		git gc --prune &&
+		test 0 = $(git count-objects | sed "s/ .*//") &&
+		! test -f $BLOB_FILE
+	)
+'
+
+test_done