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| author | Markus Armbruster | 2020-12-10 17:14:49 +0100 |
|---|---|---|
| committer | Markus Armbruster | 2020-12-19 10:37:16 +0100 |
| commit | 7b205a7373c25db2f3680dee5a8c82e038135ec1 (patch) | |
| tree | e6be2c959e7b9534bf1610a7cddc93342e6e5132 /tests | |
| parent | qobject: Fix qnum_to_string() to use sufficient precision (diff) | |
| download | qemu-7b205a7373c25db2f3680dee5a8c82e038135ec1.tar.gz qemu-7b205a7373c25db2f3680dee5a8c82e038135ec1.tar.xz qemu-7b205a7373c25db2f3680dee5a8c82e038135ec1.zip | |
test-string-output-visitor: Cover "unround" number
This demonstrates rounding error due to insufficient precision: double
3.1415926535897932 gets converted to JSON 3.141593.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20201210161452.2813491-8-armbru@redhat.com>
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/test-string-output-visitor.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tests/test-string-output-visitor.c b/tests/test-string-output-visitor.c index 9f6581439a..cec20848ea 100644 --- a/tests/test-string-output-visitor.c +++ b/tests/test-string-output-visitor.c @@ -130,13 +130,13 @@ static void test_visitor_out_bool(TestOutputVisitorData *data, static void test_visitor_out_number(TestOutputVisitorData *data, const void *unused) { - double value = 3.14; + double value = 3.1415926535897932; char *str; visit_type_number(data->ov, NULL, &value, &error_abort); str = visitor_get(data); - g_assert_cmpstr(str, ==, "3.140000"); + g_assert_cmpstr(str, ==, "3.141593"); } static void test_visitor_out_string(TestOutputVisitorData *data, |