}
        }
        buildFile << """
            dependencies {
                implementation "org:foo:1.0"
            }
        """

        when:
        serveValidKey()
        writeVerificationMetadata()

        succeeds ":help"

        then:
        assertXmlContents """<?xml version="1.0" encoding="UTF-8"?>
<verification-metadata>
   <configuration>
      <verify-metadata>true</verify-metadata>

        then:
        assertMetadataIsMissing()

        when:
        writeVerificationMetadata()
        succeeds ':help'

        then:
        assertMetadataExists()
        hasNoModules()
    }

    def "warns if trying to generate with an unknown checksum type (#checksums)"() {
        when:
        writeVerificationMetadata(checksums)
        succeeds ':help'

        then:

    protected SimpleKeyRing newKeyRingFromResource(String publicKeyResource, String secretKeyResource) {
        createSimpleKeyRingFromResource(publicKeyResource, secretKeyResource)
    }

    protected GradleExecuter writeVerificationMetadata(String checksums = "sha256,pgp") {
        executer.withArguments("--write-verification-metadata", checksums)
    }

    def setup() {
        settingsFile << """
            rootProject.name = "dependency-verification"
        """
        println("Test running in ${testDirectory}")
    }

    protected GradleExecuter writeVerificationMetadata(String checksums = "sha1,sha512") {
        executer.withArguments("--write-verification-metadata", checksums)
    }

    protected void javaLibrary(File f = buildFile) {
        f << """
            plugins {