add spring-trpc junit

trpc-spring-support/trpc-spring/src/test/java/com/tencent/trpc/spring/context/configuration/AddFilterTRpcConfigManagerCustomizerTest.java

@@ -0,0 +1,135 @@
+/*
+ * Tencent is pleased to support the open source community by making tRPC available.
+ *
+ * Copyright (C) 2023 THL A29 Limited, a Tencent company.
+ * All rights reserved.
+ *
+ * If you have downloaded a copy of the tRPC source code from Tencent,
+ * please note that tRPC source code is licensed under the Apache 2.0 License,
+ * A copy of the Apache 2.0 License can be found in the LICENSE file.
+ */
+
+package com.tencent.trpc.spring.context.configuration;
+
+import com.tencent.trpc.core.common.ConfigManager;
+import com.tencent.trpc.core.common.config.BackendConfig;
+import com.tencent.trpc.core.common.config.ClientConfig;
+import java.util.Arrays;
+import java.util.List;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class AddFilterTRpcConfigManagerCustomizerTest {
+
+    private static final String FILTER_ONE = "filter1";
+
+    private static final String FILTER_TWO = "filter2";
+
+    private static final String FILTER_THREE = "filter3";
+
+    private static final String FILTER_FOUR = "filter4";
+
+    private static final String BACKEND_MAP_KEY = "backend";
+
+    private static final Integer ORDER_VALUE = 1024;
+
+    private static AddFilterTRpcConfigManagerCustomizer addFilterTRpcConfigManagerCustomizer;
+
+    @Before
+    public void setUp() {
+        addFilterTRpcConfigManagerCustomizer = new AddFilterTRpcConfigManagerCustomizer();
+    }
+
+    @Test
+    public void testConstructor() {
+        Assert.assertNotNull(addFilterTRpcConfigManagerCustomizer);
+    }
+
+    @Test
+    public void testAddClientFilters() {
+        AddFilterTRpcConfigManagerCustomizer customizer = addFilterTRpcConfigManagerCustomizer.addClientFilters(
+                FILTER_ONE, FILTER_TWO);
+        Assert.assertEquals(addFilterTRpcConfigManagerCustomizer, customizer);
+    }
+
+    @Test
+    public void testAddServerFilters() {
+        AddFilterTRpcConfigManagerCustomizer customizer = addFilterTRpcConfigManagerCustomizer.addServerFilters(
+                FILTER_ONE, FILTER_TWO);
+        Assert.assertEquals(addFilterTRpcConfigManagerCustomizer, customizer);
+    }
+
+    @Test
+    public void testCustomize() {
+        ConfigManager instance = ConfigManager.getInstance();
+        ClientConfig clientConfig = new ClientConfig();
+        List<String> list = Arrays.asList(FILTER_ONE, FILTER_TWO);
+        clientConfig.setFilters(list);
+        instance.setClientConfig(clientConfig);
+        addFilterTRpcConfigManagerCustomizer.customize(instance);
+        List<String> filters = instance.getClientConfig().getFilters();
+
+        Assert.assertEquals(filters.size(), list.size());
+        Assert.assertEquals(list, instance.getClientConfig().getFilters());
+    }
+
+    @Test
+    public void testGetOrder() {
+        Assert.assertEquals(Integer.MAX_VALUE, addFilterTRpcConfigManagerCustomizer.getOrder());
+        addFilterTRpcConfigManagerCustomizer = new TestAddFilterTRpcConfigManagerCustomizer();
+        Assert.assertEquals((long) ORDER_VALUE, addFilterTRpcConfigManagerCustomizer.getOrder());
+    }
+
+    static final class TestAddFilterTRpcConfigManagerCustomizer extends AddFilterTRpcConfigManagerCustomizer {
+
+        @Override
+        public int getOrder() {
+            return ORDER_VALUE;
+        }
+    }
+
+    @Test
+    public void testConstructorWithNullEmpty() {
+        addFilterTRpcConfigManagerCustomizer.addClientFilters(FILTER_ONE, FILTER_TWO);
+        addFilterTRpcConfigManagerCustomizer = new AddFilterTRpcConfigManagerCustomizer(null, null);
+
+        ClientConfig clientConfig = new ClientConfig();
+        BackendConfig backendConfig = new BackendConfig();
+
+        backendConfig.setFilters(Arrays.asList(FILTER_THREE, FILTER_FOUR));
+        clientConfig.getBackendConfigMap().put(BACKEND_MAP_KEY, backendConfig);
+
+        ConfigManager configManager = ConfigManager.getInstance();
+        configManager.setClientConfig(clientConfig);
+
+        addFilterTRpcConfigManagerCustomizer.customize(configManager);
+        List<String> expected = Arrays.asList(FILTER_THREE, FILTER_FOUR);
+        Assert.assertEquals(expected.size(), backendConfig.getFilters().size());
+        Assert.assertEquals(expected, backendConfig.getFilters());
+    }
+
+    @Test
+    public void testMerge() {
+        // add client filter
+        addFilterTRpcConfigManagerCustomizer.addClientFilters(FILTER_ONE, FILTER_TWO);
+
+        ClientConfig clientConfig = new ClientConfig();
+        BackendConfig backendConfig = new BackendConfig();
+
+        backendConfig.setFilters(Arrays.asList(FILTER_THREE, FILTER_FOUR));
+        clientConfig.getBackendConfigMap().put(BACKEND_MAP_KEY, backendConfig);
+
+        ConfigManager configManager = ConfigManager.getInstance();
+        configManager.setClientConfig(clientConfig);
+
+        // call customize method
+        addFilterTRpcConfigManagerCustomizer.customize(configManager);
+
+        List<String> expected = Arrays.asList(FILTER_ONE, FILTER_TWO, FILTER_THREE, FILTER_FOUR);
+        Assert.assertEquals(expected, backendConfig.getFilters());
+
+        expected = Arrays.asList(FILTER_ONE, FILTER_TWO, FILTER_THREE);
+        Assert.assertNotEquals(expected, backendConfig.getFilters());
+    }
+}