Skip to content

Add failing test for JSON roundtrip precision loss #731

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 1 commit into from
Closed

Add failing test for JSON roundtrip precision loss #731

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
27 changes: 27 additions & 0 deletions src/test/java/com/fasterxml/jackson/core/json/JsonParserGeneratorTest.java
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,27 @@
package com.fasterxml.jackson.core.json;

import com.fasterxml.jackson.core.BaseTest;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;

import java.io.ByteArrayOutputStream;
import java.io.StringWriter;

public class JsonParserGeneratorTest
extends BaseTest {
final JsonFactory JSON_F = newStreamFactory();

public void testRoundtripBigDecimal() throws Exception {
String input = "1e999";
JsonParser parser = JSON_F.createParser(input);
parser.nextToken();
StringWriter stringWriter = new StringWriter();
JsonGenerator generator = JSON_F.createGenerator(stringWriter);
generator.copyCurrentEvent(parser);
parser.close();
generator.close();
String actual = stringWriter.toString(); // "Infinity"
assertEquals(input, actual);
}
}