背景

springboot项目整合gRPC，在单元测试运行时报错：io.grpc.StatusRuntimeException:INTERNAL:http2 exception

解决

主要是pom中版本的问题。springboot的版本是2.5.3，

	 <properties>
        <java.version>1.8</java.version>
        <grpc-spring-boot-starter.version>3.0.0</grpc-spring-boot-starter.version>
        <os-maven-plugin.version>1.6.1</os-maven-plugin.version>
        <protobuf-maven-plugin.version>0.6.1</protobuf-maven-plugin.version>
        <os.detected.classifier>windows-x86_64</os.detected.classifier>
    </properties>
    
	<dependencies>
	......
	        <!-- gRPC依赖 -->
	        <dependency>
	            <groupId>io.github.lognet</groupId>
	            <artifactId>grpc-spring-boot-starter</artifactId>
	            <version>${grpc-spring-boot-starter.version}</version>
	        </dependency>
	</dependencies>
    
    <build>
        <extensions>
            <extension>
                <groupId>kr.motd.maven</groupId>
                <artifactId>os-maven-plugin</artifactId>
                <version>${os-maven-plugin.version}</version>
            </extension>
        </extensions>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <version>2.5.3</version>
            </plugin>
            <plugin>
                <groupId>org.xolstice.maven.plugins</groupId>
                <artifactId>protobuf-maven-plugin</artifactId>
                <version>${protobuf-maven-plugin.version}</version>
                <configuration>
                    <protocArtifact>com.google.protobuf:protoc:3.5.1-1:exe:${os.detected.classifier}</protocArtifact>
                    <pluginId>grpc-java</pluginId>
                    <pluginArtifact>io.grpc:protoc-gen-grpc-java:1.16.1:exe:${os.detected.classifier}</pluginArtifact>
                </configuration>
                <executions>
                    <execution>
                        <goals>
                            <goal>compile</goal>
                            <goal>compile-custom</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
        </plugins>
    </build>