diff options
Diffstat (limited to 'policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/GsonMessageBodyHandlerTest.java')
-rw-r--r-- | policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/GsonMessageBodyHandlerTest.java | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/GsonMessageBodyHandlerTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/GsonMessageBodyHandlerTest.java new file mode 100644 index 00000000..9c6ec80d --- /dev/null +++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/GsonMessageBodyHandlerTest.java @@ -0,0 +1,156 @@ +/* + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.common.endpoints.http.server.test; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertFalse; +import static org.junit.Assert.assertTrue; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import javax.ws.rs.core.MediaType; +import org.junit.Before; +import org.junit.Test; +import org.onap.policy.common.endpoints.http.server.internal.GsonMessageBodyHandler; + +public class GsonMessageBodyHandlerTest { + private static final String GEN_TYPE = "some-type"; + private static final String[] subtypes = {"json", "jSoN", "hello+json", "javascript", "x-javascript", "x-json"}; + + @SuppressWarnings("rawtypes") + private static final Class GEN_CLASS = MyObject.class; + + @SuppressWarnings("unchecked") + private static final Class<Object> CLASS_OBJ = GEN_CLASS; + + private GsonMessageBodyHandler hdlr; + + @Before + public void setUp() { + hdlr = new GsonMessageBodyHandler(); + } + + @Test + public void testIsWriteable() { + // null media type + assertTrue(hdlr.isWriteable(null, null, null, null)); + + for (String subtype : subtypes) { + assertTrue("writeable " + subtype, hdlr.isWriteable(null, null, null, new MediaType(GEN_TYPE, subtype))); + + } + + // the remaining should be FALSE + + // null subtype + assertFalse(hdlr.isWriteable(null, null, null, new MediaType(GEN_TYPE, null))); + + // text subtype + assertFalse(hdlr.isWriteable(null, null, null, MediaType.TEXT_HTML_TYPE)); + } + + @Test + public void testGetSize() { + assertEquals(-1, hdlr.getSize(null, null, null, null, null)); + } + + @Test + public void testWriteTo_testReadFrom() throws Exception { + ByteArrayOutputStream outstr = new ByteArrayOutputStream(); + MyObject obj1 = new MyObject(10); + hdlr.writeTo(obj1, obj1.getClass(), CLASS_OBJ, null, null, null, outstr); + + Object obj2 = hdlr.readFrom(CLASS_OBJ, CLASS_OBJ, null, null, null, + new ByteArrayInputStream(outstr.toByteArray())); + assertEquals(obj1.toString(), obj2.toString()); + } + + @Test + public void testWriteTo_DifferentTypes() throws Exception { + ByteArrayOutputStream outstr = new ByteArrayOutputStream(); + + // use a derived type, but specify the base type when writing + MyObject obj1 = new MyObject(10) {}; + hdlr.writeTo(obj1, obj1.getClass(), CLASS_OBJ, null, null, null, outstr); + + Object obj2 = hdlr.readFrom(CLASS_OBJ, CLASS_OBJ, null, null, null, + new ByteArrayInputStream(outstr.toByteArray())); + assertEquals(obj1.toString(), obj2.toString()); + } + + @Test + public void testIsReadable() { + // null media type + assertTrue(hdlr.isReadable(null, null, null, null)); + + // null subtype + assertFalse(hdlr.isReadable(null, null, null, new MediaType(GEN_TYPE, null))); + + for (String subtype : subtypes) { + assertTrue("readable " + subtype, hdlr.isReadable(null, null, null, new MediaType(GEN_TYPE, subtype))); + + } + + // the remaining should be FALSE + + // null subtype + assertFalse(hdlr.isReadable(null, null, null, new MediaType(GEN_TYPE, null))); + + // text subtype + assertFalse(hdlr.isReadable(null, null, null, MediaType.TEXT_HTML_TYPE)); + } + + @Test + public void testReadFrom_DifferentTypes() throws Exception { + ByteArrayOutputStream outstr = new ByteArrayOutputStream(); + MyObject obj1 = new MyObject(10); + hdlr.writeTo(obj1, obj1.getClass(), CLASS_OBJ, null, null, null, outstr); + + // use a derived type, but specify the base type when reading + @SuppressWarnings("rawtypes") + Class clazz = new MyObject() {}.getClass(); + + @SuppressWarnings("unchecked") + Class<Object> objclazz = clazz; + + Object obj2 = hdlr.readFrom(objclazz, CLASS_OBJ, null, null, null, + new ByteArrayInputStream(outstr.toByteArray())); + assertEquals(obj1.toString(), obj2.toString()); + } + + public static class MyObject { + private int id; + + public MyObject() { + super(); + } + + public MyObject(int id) { + this.id = id; + } + + @Override + public String toString() { + return "MyObject [id=" + id + "]"; + } + } + +} |