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authorMarkus Armbruster <armbru@redhat.com>2020-12-10 17:14:47 +0100
committerMarkus Armbruster <armbru@redhat.com>2020-12-19 10:37:16 +0100
commit1a9076919f5367309ee8d89b91aae5330dec37d6 (patch)
treec7fdd68b3ad405a18d0bc10bedd820a0b69ed383 /tests/check-qnum.c
parent780df5d42befde9293cd667e1e237f26bcf37e94 (diff)
tests/check-qnum: Cover qnum_to_string() for "unround" argument
qnum_to_string() has a FIXME comment about rounding errors due to insufficient precision. Cover it: 2.718281828459045 gets converted to "2.718282". The next commit will fix it. Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20201210161452.2813491-6-armbru@redhat.com>
Diffstat (limited to 'tests/check-qnum.c')
-rw-r--r--tests/check-qnum.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/tests/check-qnum.c b/tests/check-qnum.c
index 4105015872..a73809d021 100644
--- a/tests/check-qnum.c
+++ b/tests/check-qnum.c
@@ -150,6 +150,12 @@ static void qnum_to_string_test(void)
g_assert_cmpstr(tmp, ==, "0.42");
g_free(tmp);
qobject_unref(qn);
+
+ qn = qnum_from_double(2.718281828459045);
+ tmp = qnum_to_string(qn);
+ g_assert_cmpstr(tmp, ==, "2.718282"); /* BUG */
+ g_free(tmp);
+ qobject_unref(qn);
}
int main(int argc, char **argv)