declaresChecksums(
                    sha1: getChecksum(foo, "sha1"),
                    sha512: getChecksum(foo, "sha512")
                )
            }
            artifact("foo-1.0.pom") {
                declaresChecksums(
                    sha1: getChecksum(foo, "sha1", "pom"),
                    sha512: getChecksum(foo, "sha512", "pom")
                )
            }
        }
    }

  - On artifact foo-1.0.jar (org:foo:1.0) in repository 'maven': expected a 'sha1' checksum of 'invalid' but was '${getChecksum(foo, "sha1")}'
  - On artifact foo-1.0.pom (org:foo:1.0) in repository 'maven': expected a 'sha1' checksum of 'invalid' but was '${getChecksum(foo, "sha1", "pom")}'

        this.serializer = serializer;
    }

    long getHashCode(K key) throws Exception {
        serializer.write(encoder, key);
        encoder.flush();
        return digestStream.getChecksum();
    }

    private static class MessageDigestStream extends OutputStream {
        MessageDigest messageDigest;

        private MessageDigestStream() {
            try {

      <component group="org" name="foo" version="1.0">
         <artifact name="foo-1.0.jar">
            <sha256 value="${getChecksum(foo, "sha256")}" origin="Generated by Gradle" reason="A key couldn't be downloaded"/>
         </artifact>
         <artifact name="foo-1.0.pom">
            <sha256 value="${getChecksum(foo, "sha256", "pom")}" origin="Generated by Gradle" reason="A key couldn't be downloaded"/>
         </artifact>
      </component>

        return result;
    }

    ChecksumKind getChecksumKind() {
        return checksumKind;
    }

    public String getChecksum() {
        return checksum;
    }

    public void setChecksum(String checksum) {
        this.checksum = checksum;
    }

    @Override
    int getOrder() {
        return checksumKind.ordinal();
    }

    @Override

            }
            assert md == null: "Didn't expect module $id to be present but it was"
        }
    }

    static String getChecksum(HttpModule module, String algo, String artifactType = 'jar', String classifier = null) {
        def file = module.getArtifact([type: artifactType, classifier: classifier]).file
        def function = Hashing.defaultFunction()

                        }
                    }
                }
                verificationsBuilder.addChecksum(entry.id, checksum.getChecksumKind(), checksum.getChecksum(), origin, reason);
            }
        } else {
            PgpEntry pgp = (PgpEntry) entry;
            previousEntry.set(pgp);
            Set<String> failedKeys = Sets.newTreeSet(pgp.getFailed());

      - in repository 'maven': expected a 'sha256' checksum of 'nope' but was '${getChecksum(foo, "sha256")}'
  - On artifact foo-1.0.pom (org:foo:1.0) multiple problems reported:
      - in repository 'maven': artifact is not signed
      - in repository 'maven': expected a 'sha256' checksum of 'nope' but was '${getChecksum(foo, "sha256", "pom")}'

import org.gradle.test.fixtures.server.http.MavenHttpRepository
import org.junit.Rule

import java.util.concurrent.TimeUnit

import static org.gradle.api.internal.artifacts.verification.DependencyVerificationFixture.getChecksum

class ConfigurationCacheDependencyResolutionFeaturesIntegrationTest extends AbstractConfigurationCacheIntegrationTest implements TasksWithInputsAndOutputs {
    @Rule
    HttpServer server = new HttpServer()

package org.gradle.api.internal.artifacts.verification.model;

import java.util.List;
import java.util.Set;

public interface ArtifactVerificationMetadata {
    String getArtifactName();

    List<Checksum> getChecksums();

    Set<String> getTrustedPgpKeys();

    Set<IgnoredKey> getIgnoredPgpKeys();