summaryrefslogtreecommitdiff
path: root/t
diff options
context:
space:
mode:
authorJeff King <peff@peff.net>2021-05-01 14:03:25 (GMT)
committerJunio C Hamano <gitster@pobox.com>2021-05-03 05:29:16 (GMT)
commit95356789ee5e65abbdf3f354b8be4c79b196e8a1 (patch)
tree6b33662909bd31128496fe1b60d2d0302764a29f /t
parent54898998120ba5b317678427e5e5612a4b58792a (diff)
downloadgit-95356789ee5e65abbdf3f354b8be4c79b196e8a1.zip
git-95356789ee5e65abbdf3f354b8be4c79b196e8a1.tar.gz
git-95356789ee5e65abbdf3f354b8be4c79b196e8a1.tar.bz2
t5300: check that we produced expected number of deltas
We pack a set of objects both with and without --window=0, assuming that the 0-length window will cause us not to produce any deltas. Let's confirm that this is the case. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't')
-rwxr-xr-xt/t5300-pack-object.sh23
1 files changed, 20 insertions, 3 deletions
diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh
index 1e10c83..887e2d8 100755
--- a/t/t5300-pack-object.sh
+++ b/t/t5300-pack-object.sh
@@ -34,8 +34,22 @@ test_expect_success 'setup' '
} >expect
'
+# usage: check_deltas <stderr_from_pack_objects> <cmp_op> <nr_deltas>
+# e.g.: check_deltas stderr -gt 0
+check_deltas() {
+ deltas=$(perl -lne '/delta (\d+)/ and print $1' "$1") &&
+ shift &&
+ if ! test "$deltas" "$@"
+ then
+ echo >&2 "unexpected number of deltas (compared $delta $*)"
+ return 1
+ fi
+}
+
test_expect_success 'pack without delta' '
- packname_1=$(git pack-objects --window=0 test-1 <obj-list)
+ packname_1=$(git pack-objects --progress --window=0 test-1 \
+ <obj-list 2>stderr) &&
+ check_deltas stderr = 0
'
test_expect_success 'pack-objects with bogus arguments' '
@@ -62,7 +76,8 @@ test_expect_success 'unpack without delta' '
'
test_expect_success 'pack with REF_DELTA' '
- packname_2=$(git pack-objects test-2 <obj-list)
+ packname_2=$(git pack-objects --progress test-2 <obj-list 2>stderr) &&
+ check_deltas stderr -gt 0
'
test_expect_success 'unpack with REF_DELTA' '
@@ -70,7 +85,9 @@ test_expect_success 'unpack with REF_DELTA' '
'
test_expect_success 'pack with OFS_DELTA' '
- packname_3=$(git pack-objects --delta-base-offset test-3 <obj-list)
+ packname_3=$(git pack-objects --progress --delta-base-offset test-3 \
+ <obj-list 2>stderr) &&
+ check_deltas stderr -gt 0
'
test_expect_success 'unpack with OFS_DELTA' '