Fix minor pr issues

Author: alextwoods

core/aws-core/src/test/java/software/amazon/awssdk/awscore/internal/AwsExecutionContextBuilderTest.java

@@ -24,12 +24,8 @@
 
 import java.io.File;
 import java.io.IOException;
-import java.nio.charset.StandardCharsets;
-import java.nio.file.Files;
-import java.nio.file.Paths;
 import java.util.Arrays;
 import java.util.Collections;
-import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.UUID;
@@ -75,14 +71,11 @@
 import software.amazon.awssdk.http.auth.spi.scheme.AuthScheme;
 import software.amazon.awssdk.http.auth.spi.scheme.AuthSchemeOption;
 import software.amazon.awssdk.http.auth.spi.signer.HttpSigner;
-import software.amazon.awssdk.http.auth.spi.signer.SignerProperty;
 import software.amazon.awssdk.identity.spi.AwsCredentialsIdentity;
 import software.amazon.awssdk.identity.spi.IdentityProvider;
 import software.amazon.awssdk.identity.spi.IdentityProviders;
 import software.amazon.awssdk.identity.spi.TokenIdentity;
 import software.amazon.awssdk.profiles.ProfileFile;
-import software.amazon.awssdk.regions.RegionScope;
-import software.amazon.awssdk.utils.CollectionUtils;
 
 @RunWith(MockitoJUnitRunner.class)
 public class AwsExecutionContextBuilderTest {

test/codegen-generated-classes-test/src/test/java/software/amazon/awssdk/services/useragent/StreamingBodyAndTransformerImplTrackingTest.java

@@ -18,14 +18,12 @@
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
-import java.io.BufferedOutputStream;
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.util.concurrent.Executors;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
-import software.amazon.awssdk.core.ResponseBytes;
 import software.amazon.awssdk.core.async.AsyncRequestBody;
 import software.amazon.awssdk.core.async.AsyncResponseTransformer;
 import software.amazon.awssdk.core.interceptor.Context;
@@ -101,11 +99,11 @@ public void streamingOutputOperation_syncClient_file_recordsMetadata() throws IO
     }
 
     @Test
-    public void streamingOutputOperation_syncClient_stream_recordsMetadata() throws IOException {
+    public void streamingOutputOperation_syncClient_stream_recordsMetadata() {
         callStreamingOutputOperation(syncClient(), ResponseTransformer.toOutputStream(new OutputStream() {
             @Override
-            public void write(int b) throws IOException {
-
+            public void write(int b) {
+                // no-op
             }
         }));
         assertThat(interceptor.userAgent()).contains("md/rt#s");
@@ -175,12 +173,10 @@ private void callStreamingOutputOperation(
 
     public static class CapturingInterceptor implements ExecutionInterceptor {
         private Context.BeforeTransmission context;
-        private ExecutionAttributes executionAttributes;
 
         @Override
         public void beforeTransmission(Context.BeforeTransmission context, ExecutionAttributes executionAttributes) {
             this.context = context;
-            this.executionAttributes = executionAttributes;
             throw new RuntimeException("stop");
         }