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Add a json_c_set_serialization_double_format() function to set the *library-wide* format for how doubles are written to a serialized JSON output.

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This commit is contained in:
Eric Haszlakiewicz
2017-06-18 18:04:49 +00:00
parent 8581806558
commit 1a94c70336
5 changed files with 148 additions and 9 deletions
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26
tests/test_double_serializer.c
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@@ -27,5 +27,31 @@ int main()
json_object_set_serializer(obj, NULL, NULL, NULL);
printf("obj.to_string(reset)=%s\n", json_object_to_json_string(obj));
json_object_put(obj);
obj = json_object_new_double(0.52381);
printf("obj.to_string(default format)=%s\n", json_object_to_json_string(obj));
if (json_c_set_serialization_double_format("x%0.3fy", JSON_C_OPTION_GLOBAL) < 0)
printf("ERROR: json_c_set_serialization_double_format() failed");
printf("obj.to_string(with global format)=%s\n", json_object_to_json_string(obj));
#ifdef HAVE___THREAD
if (json_c_set_serialization_double_format("T%0.2fX", JSON_C_OPTION_THREAD) < 0)
printf("ERROR: json_c_set_serialization_double_format() failed");
printf("obj.to_string(with thread format)=%s\n", json_object_to_json_string(obj));
if (json_c_set_serialization_double_format("Ttttttttttttt%0.2fxxxxxxxxxxxxxxxxxxX", JSON_C_OPTION_THREAD) < 0)
printf("ERROR: json_c_set_serialization_double_format() failed");
printf("obj.to_string(long thread format)=%s\n", json_object_to_json_string(obj));
if (json_c_set_serialization_double_format(NULL, JSON_C_OPTION_THREAD) < 0)
printf("ERROR: json_c_set_serialization_double_format() failed");
printf("obj.to_string(back to global format)=%s\n", json_object_to_json_string(obj));
#else
// Just fake it up, so the output matches.
printf("obj.to_string(with thread format)=%s\n", "T0.52X");
printf("obj.to_string(back to global format)=%s\n", "x0.524y");
#endif
if (json_c_set_serialization_double_format(NULL, JSON_C_OPTION_GLOBAL) < 0)
printf("ERROR: json_c_set_serialization_double_format() failed");
printf("obj.to_string(back to default format)=%s\n", json_object_to_json_string(obj));
json_object_put(obj);
}

3
tests/test_double_serializer.expected
View File

@@ -6,3 +6,6 @@ Test explicit serializer with custom userdata:
obj.to_string(custom)=test
Test reset serializer:
obj.to_string(reset)=0.5
obj.to_string(default format)=0.52381
obj.to_string(with global format)=x0.524y
obj.to_string(with thread format)=T0.52X