add test for put request

Author: siminyou

gateway-ha/src/test/java/io/trino/gateway/ha/TestPutRequestHandler.java

@@ -36,14 +36,13 @@
 public class TestPutRequestHandler
 {
     private final OkHttpClient httpClient = new OkHttpClient();
-    private MockWebServer mockTrinoServer = new MockWebServer();;
+    private MockWebServer mockTrinoServer = new MockWebServer();
 
     private final int routerPort = 21001 + (int) (Math.random() * 1000);
     private final int customBackendPort = 21000 + (int) (Math.random() * 1000);
 
-    private final static String CUSTOM_PUT_ENDPOINT = "/v1/custom"; // this is enabled in test-config-template.yml
-    private final static String HEALTH_CHECK_ENDPOINT = "/v1/info";
-    private final static String PUT = "PUT";
+    private final String customPutEndpoint = "/v1/custom"; // this is enabled in test-config-template.yml
+    private final String healthCheckEndpoint = "/v1/info";
 
     @BeforeAll
     public void setup()
@@ -54,13 +53,13 @@ public void setup()
             @Override
             public MockResponse dispatch(RecordedRequest request)
             {
-                if (request.getPath().equals(HEALTH_CHECK_ENDPOINT)) {
+                if (request.getPath().equals(healthCheckEndpoint)) {
                     return new MockResponse().setResponseCode(200)
                             .setHeader(CONTENT_TYPE, JSON_UTF_8)
                             .setBody("{\"starting\": false}");
                 }
 
-                if (request.getMethod().equals(PUT) && request.getPath().equals(CUSTOM_PUT_ENDPOINT)) {
+                if (request.getMethod().equals("PUT") && request.getPath().equals(customPutEndpoint)) {
                     return new MockResponse().setResponseCode(200)
                             .setHeader(CONTENT_TYPE, JSON_UTF_8)
                             .setBody("ok");
@@ -100,7 +99,7 @@ public void testPutRequestHandler()
                 RequestBody.create(MediaType.parse("application/json; charset=utf-8"), "SELECT 1");
         Request putRequest =
                 new Request.Builder()
-                        .url("http://localhost:" + routerPort + CUSTOM_PUT_ENDPOINT)
+                        .url("http://localhost:" + routerPort + customPutEndpoint)
                         .put(requestBody)
                         .build();
 
@@ -110,7 +109,7 @@ public void testPutRequestHandler()
 
         Request postRequest =
                 new Request.Builder()
-                        .url("http://localhost:" + routerPort + CUSTOM_PUT_ENDPOINT)
+                        .url("http://localhost:" + routerPort + customPutEndpoint)
                         .post(requestBody)
                         .build();
         try (Response response = httpClient.newCall(postRequest).execute()) {