add: tests for synonym endpoint

Author: harisarang

src/main/java/org/typesense/api/Synonyms.java

@@ -16,6 +16,9 @@ public Synonyms(String collectionName, ApiCall apiCall) {
     }
 
     public SearchSynonym upsert(String synonymId, SearchSynonymSchema searchSynonymSchema){
+        if (searchSynonymSchema.getRoot() == null) {
+            searchSynonymSchema.setRoot("");
+        }
         return this.apiCall.put(getEndpoint(synonymId), searchSynonymSchema,SearchSynonym.class);
     }
 

src/test/java/org/typesense/api/Helper.java

@@ -72,6 +72,13 @@ public void createTestOverrirde() {
         client.collections("books").overrides().upsert("customize-apple", searchOverrideSchema);
     }
 
+    public void createTestSynonym() {
+        SearchSynonymSchema synonym = new SearchSynonymSchema();
+        synonym.addSynonymsItem("blazer").addSynonymsItem("coat").addSynonymsItem("jacket");
+
+        client.collections("books").synonyms().upsert("coat-synonyms",synonym);
+    }
+
     public void teardown() {
         CollectionResponse[] collectionResponses = client.collections().retrieve();
         for(CollectionResponse c:collectionResponses) {

src/test/java/org/typesense/api/SynonymsTest.java

@@ -0,0 +1,46 @@
+package org.typesense.api;
+
+import junit.framework.TestCase;
+import org.typesense.model.SearchSynonymSchema;
+
+public class SynonymsTest extends TestCase {
+
+    private Client client;
+    private Helper helper;
+
+
+    public void setUp() throws Exception {
+        super.setUp();
+        helper = new Helper();
+        client = helper.getClient();
+        helper.createTestCollection();
+        helper.createTestSynonym();
+    }
+
+    public void tearDown() throws Exception {
+        super.tearDown();
+        helper.teardown();
+    }
+
+    public void testUpsert() {
+        SearchSynonymSchema synonym = new SearchSynonymSchema();
+
+        //One-way
+        synonym.addSynonymsItem("dictionary").addSynonymsItem("guide").addSynonymsItem("encyclopedia");
+        synonym.root("books");
+
+        System.out.println(this.client.collections("books").synonyms().upsert("books-synonyms",synonym));
+    }
+
+    public void testRetrieve(){
+        System.out.println(this.client.collections("books").synonyms("coat-synonyms").retrieve());
+    }
+
+    public void testRetrieveAll(){
+        System.out.println(this.client.collections("books").synonyms().retrieve());
+    }
+
+    public void testDelete(){
+        System.out.println(this.client.collections("books").synonyms("coat-synonyms").delete());
+    }
+}