diff mbox series

[PULL,10/33] test-string-output-visitor: Cover "unround" number

Message ID 20201219105532.1734134-11-armbru@redhat.com
State New
Headers show
Series [PULL,01/33] rocker: Revamp fp_port_get_info | expand

Commit Message

Markus Armbruster Dec. 19, 2020, 10:55 a.m. UTC 
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>
---
 tests/test-string-output-visitor.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

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,