result.assertHasErrorOutput("gradle-wrapper.properties contains distributionSha256Sum property, but the wrapper configuration does not have one. " +
            "Specify one in the wrapper task configuration or with the --gradle-distribution-sha256-sum task option")
    }

    private writeValidDistributionHash() {
        file(WRAPPER_PROPERTIES_PATH) << "distributionSha256Sum=${distributionHash}"
    }

                verifyDownloadChecksum(configuration.getDistribution().toASCIIString(), localZipFile, distributionSha256Sum);

                unzipLocal(localZipFile, distDir);
                failed = false;
            } catch (ZipException e) {
                if (retries >= RETRIES && distributionSha256Sum == null) {
                    distributionSha256Sum = fetchDistributionSha256Sum(configuration, localZipFile);
                }

        toolingApi.requireIsolatedUserHome()
        withConnection { connection ->
            connection.newBuild().forTasks("wrapper").run()
        }
        file('gradle/wrapper/gradle-wrapper.properties') << 'distributionSha256Sum=bad'

        when:
        def connector = this.connector()
        connector.useBuildDistribution()
        withConnection(connector) { ProjectConnection connection ->

        when:
        run "wrapper", "--gradle-distribution-sha256-sum", "somehash"

        then:
        file("gradle/wrapper/gradle-wrapper.properties").text.contains("distributionSha256Sum=somehash")
    }

    def "generated wrapper scripts for given network timeout from command-line"() {
        when:
        run "wrapper", "--network-timeout", "7000"

        then: