1 files changed, 89 insertions, 0 deletions
diff --git a/core/src/test/java/org/elasticsearch/ingest/PipelineConfigurationTests.java b/core/src/test/java/org/elasticsearch/ingest/PipelineConfigurationTests.java
new file mode 100644
index 0000000000..f41d01b32c
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+++ b/core/src/test/java/org/elasticsearch/ingest/PipelineConfigurationTests.java
@@ -0,0 +1,89 @@
+/*
+ * Licensed to Elasticsearch under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch licenses this file to you 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.
+ */
+
+package org.elasticsearch.ingest;
+
+import org.elasticsearch.Version;
+import org.elasticsearch.common.bytes.BytesArray;
+import org.elasticsearch.common.bytes.BytesReference;
+import org.elasticsearch.common.io.stream.BytesStreamOutput;
+import org.elasticsearch.common.io.stream.StreamInput;
+import org.elasticsearch.common.xcontent.ContextParser;
+import org.elasticsearch.common.xcontent.NamedXContentRegistry;
+import org.elasticsearch.common.xcontent.ToXContent;
+import org.elasticsearch.common.xcontent.XContentBuilder;
+import org.elasticsearch.common.xcontent.XContentHelper;
+import org.elasticsearch.common.xcontent.XContentParser;
+import org.elasticsearch.common.xcontent.XContentType;
+import org.elasticsearch.test.ESTestCase;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.Base64;
+
+public class PipelineConfigurationTests extends ESTestCase {
+
+    public void testSerialization() throws IOException {
+        PipelineConfiguration configuration = new PipelineConfiguration("1",
+            new BytesArray("{}".getBytes(StandardCharsets.UTF_8)), XContentType.JSON);
+        assertEquals(XContentType.JSON, configuration.getXContentType());
+
+        BytesStreamOutput out = new BytesStreamOutput();
+        configuration.writeTo(out);
+        StreamInput in = StreamInput.wrap(out.bytes().toBytesRef().bytes);
+        PipelineConfiguration serialized = PipelineConfiguration.readFrom(in);
+        assertEquals(XContentType.JSON, serialized.getXContentType());
+        assertEquals("{}", serialized.getConfig().utf8ToString());
+    }
+
+    public void testSerializationBwc() throws IOException {
+        final byte[] data = Base64.getDecoder().decode("ATECe30AAAA=");
+        final Version version = randomFrom(Version.V_5_0_0, Version.V_5_0_1, Version.V_5_0_2,
+            Version.V_5_0_3_UNRELEASED, Version.V_5_1_1_UNRELEASED, Version.V_5_1_2_UNRELEASED, Version.V_5_2_0_UNRELEASED);
+        try (StreamInput in = StreamInput.wrap(data)) {
+            in.setVersion(version);
+            PipelineConfiguration configuration = PipelineConfiguration.readFrom(in);
+            assertEquals(XContentType.JSON, configuration.getXContentType());
+            assertEquals("{}", configuration.getConfig().utf8ToString());
+
+            try (BytesStreamOutput out = new BytesStreamOutput()) {
+                out.setVersion(version);
+                configuration.writeTo(out);
+                assertArrayEquals(data, out.bytes().toBytesRef().bytes);
+            }
+        }
+    }
+
+    public void testParser() throws IOException {
+        ContextParser<Void, PipelineConfiguration> parser = PipelineConfiguration.getParser();
+        XContentType xContentType = randomFrom(XContentType.values());
+        final BytesReference bytes;
+        try (XContentBuilder builder = XContentBuilder.builder(xContentType.xContent())) {
+            new PipelineConfiguration("1", new BytesArray("{}".getBytes(StandardCharsets.UTF_8)), XContentType.JSON)
+                .toXContent(builder, ToXContent.EMPTY_PARAMS);
+            bytes = builder.bytes();
+        }
+
+        XContentParser xContentParser = xContentType.xContent().createParser(NamedXContentRegistry.EMPTY, bytes);
+        PipelineConfiguration parsed = parser.parse(xContentParser, null);
+        assertEquals(xContentType, parsed.getXContentType());
+        assertEquals("{}", XContentHelper.convertToJson(parsed.getConfig(), false, parsed.getXContentType()));
+        assertEquals("1", parsed.getId());
+    }
+}