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authorPeter Maydell <peter.maydell@linaro.org>2021-03-11 13:57:08 +0000
committerPeter Maydell <peter.maydell@linaro.org>2021-03-11 13:57:08 +0000
commit9abda42bf2f5aa6ef403d3140fd3d7d88e8064e9 (patch)
tree567a39c5c5bbb0cb66b899ab35d9188a7dc8f8b4 /tests/test-keyval.c
parent363fc963054d8e82cfd55fa9b9aa130692a8dbd7 (diff)
parent1184b411016bce7590723170aa6b5984518707ec (diff)
Merge remote-tracking branch 'remotes/ericb/tags/pull-nbd-2021-03-09' into staging
nbd patches for 2021-03-09 - Add Vladimir as NBD co-maintainer - Fix reporting of holes in NBD_CMD_BLOCK_STATUS - Improve command-line parsing accuracy of large numbers (anything going through qemu_strtosz), including the deprecation of hex+suffix - Improve some error reporting in the block layer # gpg: Signature made Tue 09 Mar 2021 15:38:10 GMT # gpg: using RSA key 71C2CC22B1C4602927D2F3AAA7A16B4A2527436A # gpg: Good signature from "Eric Blake <eblake@redhat.com>" [full] # gpg: aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>" [full] # gpg: aka "[jpeg image of size 6874]" [full] # Primary key fingerprint: 71C2 CC22 B1C4 6029 27D2 F3AA A7A1 6B4A 2527 436A * remotes/ericb/tags/pull-nbd-2021-03-09: block/qcow2: refactor qcow2_update_options_prepare error paths block/qed: bdrv_qed_do_open: deal with errp block/qcow2: simplify qcow2_co_invalidate_cache() block/qcow2: read_cache_sizes: return status value block/qcow2-bitmap: return status from qcow2_store_persistent_dirty_bitmaps block/qcow2-bitmap: improve qcow2_load_dirty_bitmaps() interface block/qcow2: qcow2_get_specific_info(): drop error propagation blockjob: return status from block_job_set_speed() block/mirror: drop extra error propagation in commit_active_start() block: drop extra error propagation for bdrv_set_backing_hd blockdev: fix drive_backup_prepare() missed error block: check return value of bdrv_open_child and drop error propagation utils: Deprecate hex-with-suffix sizes utils: Improve qemu_strtosz() to have 64 bits of precision utils: Enhance testsuite for do_strtosz() nbd: server: Report holes for raw images MAINTAINERS: add Vladimir as co-maintainer of NBD Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'tests/test-keyval.c')
-rw-r--r--tests/test-keyval.c35
1 files changed, 25 insertions, 10 deletions
diff --git a/tests/test-keyval.c b/tests/test-keyval.c
index ee927fe4e4..e20c07cf3e 100644
--- a/tests/test-keyval.c
+++ b/tests/test-keyval.c
@@ -445,9 +445,9 @@ static void test_keyval_visit_size(void)
visit_end_struct(v, NULL);
visit_free(v);
- /* Note: precision is 53 bits since we're parsing with strtod() */
+ /* Note: full 64 bits of precision */
- /* Around limit of precision: 2^53-1, 2^53, 2^53+1 */
+ /* Around double limit of precision: 2^53-1, 2^53, 2^53+1 */
qdict = keyval_parse("sz1=9007199254740991,"
"sz2=9007199254740992,"
"sz3=9007199254740993",
@@ -460,22 +460,25 @@ static void test_keyval_visit_size(void)
visit_type_size(v, "sz2", &sz, &error_abort);
g_assert_cmphex(sz, ==, 0x20000000000000);
visit_type_size(v, "sz3", &sz, &error_abort);
- g_assert_cmphex(sz, ==, 0x20000000000000);
+ g_assert_cmphex(sz, ==, 0x20000000000001);
visit_check_struct(v, &error_abort);
visit_end_struct(v, NULL);
visit_free(v);
- /* Close to signed upper limit 0x7ffffffffffffc00 (53 msbs set) */
- qdict = keyval_parse("sz1=9223372036854774784," /* 7ffffffffffffc00 */
- "sz2=9223372036854775295", /* 7ffffffffffffdff */
+ /* Close to signed integer limit 2^63 */
+ qdict = keyval_parse("sz1=9223372036854775807," /* 7fffffffffffffff */
+ "sz2=9223372036854775808," /* 8000000000000000 */
+ "sz3=9223372036854775809", /* 8000000000000001 */
NULL, NULL, &error_abort);
v = qobject_input_visitor_new_keyval(QOBJECT(qdict));
qobject_unref(qdict);
visit_start_struct(v, NULL, NULL, 0, &error_abort);
visit_type_size(v, "sz1", &sz, &error_abort);
- g_assert_cmphex(sz, ==, 0x7ffffffffffffc00);
+ g_assert_cmphex(sz, ==, 0x7fffffffffffffff);
visit_type_size(v, "sz2", &sz, &error_abort);
- g_assert_cmphex(sz, ==, 0x7ffffffffffffc00);
+ g_assert_cmphex(sz, ==, 0x8000000000000000);
+ visit_type_size(v, "sz3", &sz, &error_abort);
+ g_assert_cmphex(sz, ==, 0x8000000000000001);
visit_check_struct(v, &error_abort);
visit_end_struct(v, NULL);
visit_free(v);
@@ -490,14 +493,26 @@ static void test_keyval_visit_size(void)
visit_type_size(v, "sz1", &sz, &error_abort);
g_assert_cmphex(sz, ==, 0xfffffffffffff800);
visit_type_size(v, "sz2", &sz, &error_abort);
- g_assert_cmphex(sz, ==, 0xfffffffffffff800);
+ g_assert_cmphex(sz, ==, 0xfffffffffffffbff);
+ visit_check_struct(v, &error_abort);
+ visit_end_struct(v, NULL);
+ visit_free(v);
+
+ /* Actual limit 2^64-1*/
+ qdict = keyval_parse("sz1=18446744073709551615", /* ffffffffffffffff */
+ NULL, NULL, &error_abort);
+ v = qobject_input_visitor_new_keyval(QOBJECT(qdict));
+ qobject_unref(qdict);
+ visit_start_struct(v, NULL, NULL, 0, &error_abort);
+ visit_type_size(v, "sz1", &sz, &error_abort);
+ g_assert_cmphex(sz, ==, 0xffffffffffffffff);
visit_check_struct(v, &error_abort);
visit_end_struct(v, NULL);
visit_free(v);
/* Beyond limits */
qdict = keyval_parse("sz1=-1,"
- "sz2=18446744073709550592", /* fffffffffffffc00 */
+ "sz2=18446744073709551616", /* 2^64 */
NULL, NULL, &error_abort);
v = qobject_input_visitor_new_keyval(QOBJECT(qdict));
qobject_unref(qdict);