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[TEST] add unit test for XContentHelper#toXContent method

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javanna 2016-12-19 17:53:42 +01:00 committed by Luca Cavanna
parent 3421e54a42
commit 87d8764a32
1 changed files with 28 additions and 1 deletions
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29
core/src/test/java/org/elasticsearch/common/xcontent/support/XContentHelperTests.java
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@ -19,10 +19,15 @@
package org.elasticsearch.common.xcontent.support; package org.elasticsearch.common.xcontent.support;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentHelper; import org.elasticsearch.common.xcontent.XContentHelper;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.test.ESTestCase; import org.elasticsearch.test.ESTestCase;
import org.hamcrest.Matchers; import org.hamcrest.Matchers;
import java.io.IOException;
import java.util.Arrays; import java.util.Arrays;
import java.util.HashMap; import java.util.HashMap;
import java.util.List; import java.util.List;
@ -61,5 +66,27 @@ public class XContentHelperTests extends ESTestCase {
assertThat(content, Matchers.equalTo(expected)); assertThat(content, Matchers.equalTo(expected));
} }
public void testToXContentWrapInObject() throws IOException {
boolean wrapInObject = randomBoolean();
XContentType xContentType = randomFrom(XContentType.values());
ToXContent toXContent = (builder, params) -> {
if (wrapInObject == false) {
builder.startObject();
}
builder.field("field", "value");
if (wrapInObject == false) {
builder.endObject();
}
return builder;
};
BytesReference bytes = XContentHelper.toXContent(toXContent, xContentType, wrapInObject);
try (XContentParser parser = xContentType.xContent().createParser(bytes)) {
assertEquals(XContentParser.Token.START_OBJECT, parser.nextToken());
assertEquals(XContentParser.Token.FIELD_NAME, parser.nextToken());
assertTrue(parser.nextToken().isValue());
assertEquals("value", parser.text());
assertEquals(XContentParser.Token.END_OBJECT, parser.nextToken());
assertNull(parser.nextToken());
}
}
} }