From 1a9076919f5367309ee8d89b91aae5330dec37d6 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Thu, 10 Dec 2020 17:14:47 +0100 Subject: [PATCH] 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 Message-Id: <20201210161452.2813491-6-armbru@redhat.com> --- tests/check-qnum.c | 6 ++++++ 1 file changed, 6 insertions(+) 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)