🎨 抽取oauth2相关接口方法到独立类WxOAuth2Service中

weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/impl/WxOAuth2ServiceImplTest.java

@@ -0,0 +1,47 @@
+package me.chanjar.weixin.mp.api.impl;
+
+import me.chanjar.weixin.mp.api.WxMpService;
+import me.chanjar.weixin.mp.api.test.ApiTestModule;
+import org.testng.annotations.Guice;
+import org.testng.annotations.Test;
+
+import javax.inject.Inject;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * 测试类.
+ *
+ * @author <a href="https://github.com/binarywang">Binary Wang</a>
+ * @date 2020-08-09
+ */
+@Test
+@Guice(modules = ApiTestModule.class)
+public class WxOAuth2ServiceImplTest {
+  @Inject
+  private WxMpService mpService;
+
+  @Test
+  public void testBuildAuthorizationUrl() {
+    final String url = this.mpService.getOAuth2Service().buildAuthorizationUrl("http://www.baidu.com", "test", "GOD");
+    assertThat(url).isEqualTo("https://open.weixin.qq.com/connect/oauth2/authorize?appid=" +
+      this.mpService.getWxMpConfigStorage().getAppId() +
+      "&redirect_uri=http%3A%2F%2Fwww.baidu.com&response_type=code&scope=test&state=GOD&connect_redirect=1#wechat_redirect");
+  }
+
+  @Test
+  public void testGetAccessToken() {
+  }
+
+  @Test
+  public void testRefreshAccessToken() {
+  }
+
+  @Test
+  public void testGetUserInfo() {
+  }
+
+  @Test
+  public void testValidateAccessToken() {
+  }
+}