Add integration tests

Closes #31.

(cherry picked from commit 39b83f0)

src/test/java/org/elasticsearch/index/analysis/ICUIntegrationTests.java

@@ -0,0 +1,111 @@
+/*
+ * 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.index.analysis;
+
+import org.elasticsearch.action.admin.cluster.node.info.NodesInfoResponse;
+import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse;
+import org.elasticsearch.action.search.SearchResponse;
+import org.elasticsearch.common.settings.ImmutableSettings;
+import org.elasticsearch.common.settings.Settings;
+import org.elasticsearch.common.xcontent.XContentBuilder;
+import org.elasticsearch.index.query.QueryBuilders;
+import org.elasticsearch.test.ElasticsearchIntegrationTest;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.concurrent.ExecutionException;
+
+import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.notNullValue;
+
+@ElasticsearchIntegrationTest.ClusterScope(scope = ElasticsearchIntegrationTest.Scope.SUITE)
+public class ICUIntegrationTests extends ElasticsearchIntegrationTest {
+
+    @Override
+    public Settings indexSettings() {
+        Settings settings = ImmutableSettings.builder()
+                .put(super.indexSettings())
+                .put("index.analysis.analyzer.my_analyzer.tokenizer", "standard")
+                .putArray("index.analysis.analyzer.my_analyzer.filter", "standard", "lowercase", "my_collator")
+                .put("index.analysis.filter.my_collator.type", "icu_collation")
+                .put("index.analysis.filter.my_collator.language", "en")
+                .put("index.analysis.filter.my_collator.strength", "primary")
+                .build();
+
+        return settings;
+    }
+
+    @Test
+    public void testICUAnalyzer() throws ExecutionException, InterruptedException {
+        createIndex("test");
+        ensureGreen("test");
+        AnalyzeResponse response1 = client().admin().indices()
+                .prepareAnalyze("Bâton enflammé")
+                .setIndex("test")
+                .setAnalyzer("my_analyzer")
+                .execute().get();
+        AnalyzeResponse response2 = client().admin().indices()
+                .prepareAnalyze("baton enflamme")
+                .setIndex("test")
+                .setAnalyzer("my_analyzer")
+                .execute().get();
+
+        assertThat(response1, notNullValue());
+        assertThat(response2, notNullValue());
+        assertThat(response1.getTokens().size(), is(response2.getTokens().size()));
+
+        for (int i = 0; i < response2.getTokens().size(); i++) {
+            assertThat(response1.getTokens().get(i).getTerm(), is(response2.getTokens().get(i).getTerm()));
+        }
+    }
+
+    @Test
+    public void testICUAnalyzerInMapping() throws ExecutionException, InterruptedException, IOException {
+        createIndex("test");
+        ensureGreen("test");
+        final XContentBuilder mapping = jsonBuilder().startObject()
+                .startObject("type")
+                .startObject("properties")
+                .startObject("foo")
+                .field("type", "string")
+                .field("analyzer", "my_analyzer")
+                .endObject()
+                .endObject()
+                .endObject()
+                .endObject();
+
+        client().admin().indices().preparePutMapping("test").setType("type").setSource(mapping).get();
+
+        index("test", "type", "1", "foo", "Bâton enflammé");
+        refresh();
+
+        SearchResponse response = client().prepareSearch("test").setQuery(
+                QueryBuilders.matchQuery("foo", "baton enflamme")
+        ).execute().actionGet();
+
+        assertThat(response.getHits().getTotalHits(), is(1L));
+    }
+
+    @Test
+    public void testPluginIsLoaded() {
+        NodesInfoResponse infos = client().admin().cluster().prepareNodesInfo().setPlugins(true).execute().actionGet();
+        assertThat(infos.getNodes()[0].getPlugins().getInfos().get(0).getName(), is("analysis-icu"));
+    }
+}